http://git-wip-us.apache.org/repos/asf/tajo/blob/7603a3d4/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/InsnList.java
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diff --git 
a/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/InsnList.java
 
b/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/InsnList.java
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b/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/InsnList.java
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+/***
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) 2000-2011 INRIA, France Telecom
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.apache.tajo.org.objectweb.asm.tree;
+
+import java.util.ListIterator;
+import java.util.NoSuchElementException;
+
+import org.apache.tajo.org.objectweb.asm.MethodVisitor;
+
+/**
+ * A doubly linked list of {@link AbstractInsnNode} objects. <i>This
+ * implementation is not thread safe</i>.
+ */
+public class InsnList {
+
+    /**
+     * The number of instructions in this list.
+     */
+    private int size;
+
+    /**
+     * The first instruction in this list. May be <tt>null</tt>.
+     */
+    private AbstractInsnNode first;
+
+    /**
+     * The last instruction in this list. May be <tt>null</tt>.
+     */
+    private AbstractInsnNode last;
+
+    /**
+     * A cache of the instructions of this list. This cache is used to improve
+     * the performance of the {@link #get} method.
+     */
+    AbstractInsnNode[] cache;
+
+    /**
+     * Returns the number of instructions in this list.
+     * 
+     * @return the number of instructions in this list.
+     */
+    public int size() {
+        return size;
+    }
+
+    /**
+     * Returns the first instruction in this list.
+     * 
+     * @return the first instruction in this list, or <tt>null</tt> if the list
+     *         is empty.
+     */
+    public AbstractInsnNode getFirst() {
+        return first;
+    }
+
+    /**
+     * Returns the last instruction in this list.
+     * 
+     * @return the last instruction in this list, or <tt>null</tt> if the list
+     *         is empty.
+     */
+    public AbstractInsnNode getLast() {
+        return last;
+    }
+
+    /**
+     * Returns the instruction whose index is given. This method builds a cache
+     * of the instructions in this list to avoid scanning the whole list each
+     * time it is called. Once the cache is built, this method run in constant
+     * time. This cache is invalidated by all the methods that modify the list.
+     * 
+     * @param index
+     *            the index of the instruction that must be returned.
+     * @return the instruction whose index is given.
+     * @throws IndexOutOfBoundsException
+     *             if (index < 0 || index >= size()).
+     */
+    public AbstractInsnNode get(final int index) {
+        if (index < 0 || index >= size) {
+            throw new IndexOutOfBoundsException();
+        }
+        if (cache == null) {
+            cache = toArray();
+        }
+        return cache[index];
+    }
+
+    /**
+     * Returns <tt>true</tt> if the given instruction belongs to this list. 
This
+     * method always scans the instructions of this list until it finds the
+     * given instruction or reaches the end of the list.
+     * 
+     * @param insn
+     *            an instruction.
+     * @return <tt>true</tt> if the given instruction belongs to this list.
+     */
+    public boolean contains(final AbstractInsnNode insn) {
+        AbstractInsnNode i = first;
+        while (i != null && i != insn) {
+            i = i.next;
+        }
+        return i != null;
+    }
+
+    /**
+     * Returns the index of the given instruction in this list. This method
+     * builds a cache of the instruction indexes to avoid scanning the whole
+     * list each time it is called. Once the cache is built, this method run in
+     * constant time. The cache is invalidated by all the methods that modify
+     * the list.
+     * 
+     * @param insn
+     *            an instruction <i>of this list</i>.
+     * @return the index of the given instruction in this list. <i>The result 
of
+     *         this method is undefined if the given instruction does not 
belong
+     *         to this list</i>. Use {@link #contains contains} to test if an
+     *         instruction belongs to an instruction list or not.
+     */
+    public int indexOf(final AbstractInsnNode insn) {
+        if (cache == null) {
+            cache = toArray();
+        }
+        return insn.index;
+    }
+
+    /**
+     * Makes the given visitor visit all of the instructions in this list.
+     * 
+     * @param mv
+     *            the method visitor that must visit the instructions.
+     */
+    public void accept(final MethodVisitor mv) {
+        AbstractInsnNode insn = first;
+        while (insn != null) {
+            insn.accept(mv);
+            insn = insn.next;
+        }
+    }
+
+    /**
+     * Returns an iterator over the instructions in this list.
+     * 
+     * @return an iterator over the instructions in this list.
+     */
+    public ListIterator<AbstractInsnNode> iterator() {
+        return iterator(0);
+    }
+
+    /**
+     * Returns an iterator over the instructions in this list.
+     * 
+     * @return an iterator over the instructions in this list.
+     */
+    @SuppressWarnings("unchecked")
+    public ListIterator<AbstractInsnNode> iterator(int index) {
+        return new InsnListIterator(index);
+    }
+
+    /**
+     * Returns an array containing all of the instructions in this list.
+     * 
+     * @return an array containing all of the instructions in this list.
+     */
+    public AbstractInsnNode[] toArray() {
+        int i = 0;
+        AbstractInsnNode elem = first;
+        AbstractInsnNode[] insns = new AbstractInsnNode[size];
+        while (elem != null) {
+            insns[i] = elem;
+            elem.index = i++;
+            elem = elem.next;
+        }
+        return insns;
+    }
+
+    /**
+     * Replaces an instruction of this list with another instruction.
+     * 
+     * @param location
+     *            an instruction <i>of this list</i>.
+     * @param insn
+     *            another instruction, <i>which must not belong to any
+     *            {@link InsnList}</i>.
+     */
+    public void set(final AbstractInsnNode location, final AbstractInsnNode 
insn) {
+        AbstractInsnNode next = location.next;
+        insn.next = next;
+        if (next != null) {
+            next.prev = insn;
+        } else {
+            last = insn;
+        }
+        AbstractInsnNode prev = location.prev;
+        insn.prev = prev;
+        if (prev != null) {
+            prev.next = insn;
+        } else {
+            first = insn;
+        }
+        if (cache != null) {
+            int index = location.index;
+            cache[index] = insn;
+            insn.index = index;
+        } else {
+            insn.index = 0; // insn now belongs to an InsnList
+        }
+        location.index = -1; // i no longer belongs to an InsnList
+        location.prev = null;
+        location.next = null;
+    }
+
+    /**
+     * Adds the given instruction to the end of this list.
+     * 
+     * @param insn
+     *            an instruction, <i>which must not belong to any
+     *            {@link InsnList}</i>.
+     */
+    public void add(final AbstractInsnNode insn) {
+        ++size;
+        if (last == null) {
+            first = insn;
+            last = insn;
+        } else {
+            last.next = insn;
+            insn.prev = last;
+        }
+        last = insn;
+        cache = null;
+        insn.index = 0; // insn now belongs to an InsnList
+    }
+
+    /**
+     * Adds the given instructions to the end of this list.
+     * 
+     * @param insns
+     *            an instruction list, which is cleared during the process. 
This
+     *            list must be different from 'this'.
+     */
+    public void add(final InsnList insns) {
+        if (insns.size == 0) {
+            return;
+        }
+        size += insns.size;
+        if (last == null) {
+            first = insns.first;
+            last = insns.last;
+        } else {
+            AbstractInsnNode elem = insns.first;
+            last.next = elem;
+            elem.prev = last;
+            last = insns.last;
+        }
+        cache = null;
+        insns.removeAll(false);
+    }
+
+    /**
+     * Inserts the given instruction at the begining of this list.
+     * 
+     * @param insn
+     *            an instruction, <i>which must not belong to any
+     *            {@link InsnList}</i>.
+     */
+    public void insert(final AbstractInsnNode insn) {
+        ++size;
+        if (first == null) {
+            first = insn;
+            last = insn;
+        } else {
+            first.prev = insn;
+            insn.next = first;
+        }
+        first = insn;
+        cache = null;
+        insn.index = 0; // insn now belongs to an InsnList
+    }
+
+    /**
+     * Inserts the given instructions at the begining of this list.
+     * 
+     * @param insns
+     *            an instruction list, which is cleared during the process. 
This
+     *            list must be different from 'this'.
+     */
+    public void insert(final InsnList insns) {
+        if (insns.size == 0) {
+            return;
+        }
+        size += insns.size;
+        if (first == null) {
+            first = insns.first;
+            last = insns.last;
+        } else {
+            AbstractInsnNode elem = insns.last;
+            first.prev = elem;
+            elem.next = first;
+            first = insns.first;
+        }
+        cache = null;
+        insns.removeAll(false);
+    }
+
+    /**
+     * Inserts the given instruction after the specified instruction.
+     * 
+     * @param location
+     *            an instruction <i>of this list</i> after which insn must be
+     *            inserted.
+     * @param insn
+     *            the instruction to be inserted, <i>which must not belong to
+     *            any {@link InsnList}</i>.
+     */
+    public void insert(final AbstractInsnNode location,
+            final AbstractInsnNode insn) {
+        ++size;
+        AbstractInsnNode next = location.next;
+        if (next == null) {
+            last = insn;
+        } else {
+            next.prev = insn;
+        }
+        location.next = insn;
+        insn.next = next;
+        insn.prev = location;
+        cache = null;
+        insn.index = 0; // insn now belongs to an InsnList
+    }
+
+    /**
+     * Inserts the given instructions after the specified instruction.
+     * 
+     * @param location
+     *            an instruction <i>of this list</i> after which the
+     *            instructions must be inserted.
+     * @param insns
+     *            the instruction list to be inserted, which is cleared during
+     *            the process. This list must be different from 'this'.
+     */
+    public void insert(final AbstractInsnNode location, final InsnList insns) {
+        if (insns.size == 0) {
+            return;
+        }
+        size += insns.size;
+        AbstractInsnNode ifirst = insns.first;
+        AbstractInsnNode ilast = insns.last;
+        AbstractInsnNode next = location.next;
+        if (next == null) {
+            last = ilast;
+        } else {
+            next.prev = ilast;
+        }
+        location.next = ifirst;
+        ilast.next = next;
+        ifirst.prev = location;
+        cache = null;
+        insns.removeAll(false);
+    }
+
+    /**
+     * Inserts the given instruction before the specified instruction.
+     * 
+     * @param location
+     *            an instruction <i>of this list</i> before which insn must be
+     *            inserted.
+     * @param insn
+     *            the instruction to be inserted, <i>which must not belong to
+     *            any {@link InsnList}</i>.
+     */
+    public void insertBefore(final AbstractInsnNode location,
+            final AbstractInsnNode insn) {
+        ++size;
+        AbstractInsnNode prev = location.prev;
+        if (prev == null) {
+            first = insn;
+        } else {
+            prev.next = insn;
+        }
+        location.prev = insn;
+        insn.next = location;
+        insn.prev = prev;
+        cache = null;
+        insn.index = 0; // insn now belongs to an InsnList
+    }
+
+    /**
+     * Inserts the given instructions before the specified instruction.
+     * 
+     * @param location
+     *            an instruction <i>of this list</i> before which the
+     *            instructions must be inserted.
+     * @param insns
+     *            the instruction list to be inserted, which is cleared during
+     *            the process. This list must be different from 'this'.
+     */
+    public void insertBefore(final AbstractInsnNode location,
+            final InsnList insns) {
+        if (insns.size == 0) {
+            return;
+        }
+        size += insns.size;
+        AbstractInsnNode ifirst = insns.first;
+        AbstractInsnNode ilast = insns.last;
+        AbstractInsnNode prev = location.prev;
+        if (prev == null) {
+            first = ifirst;
+        } else {
+            prev.next = ifirst;
+        }
+        location.prev = ilast;
+        ilast.next = location;
+        ifirst.prev = prev;
+        cache = null;
+        insns.removeAll(false);
+    }
+
+    /**
+     * Removes the given instruction from this list.
+     * 
+     * @param insn
+     *            the instruction <i>of this list</i> that must be removed.
+     */
+    public void remove(final AbstractInsnNode insn) {
+        --size;
+        AbstractInsnNode next = insn.next;
+        AbstractInsnNode prev = insn.prev;
+        if (next == null) {
+            if (prev == null) {
+                first = null;
+                last = null;
+            } else {
+                prev.next = null;
+                last = prev;
+            }
+        } else {
+            if (prev == null) {
+                first = next;
+                next.prev = null;
+            } else {
+                prev.next = next;
+                next.prev = prev;
+            }
+        }
+        cache = null;
+        insn.index = -1; // insn no longer belongs to an InsnList
+        insn.prev = null;
+        insn.next = null;
+    }
+
+    /**
+     * Removes all of the instructions of this list.
+     * 
+     * @param mark
+     *            if the instructions must be marked as no longer belonging to
+     *            any {@link InsnList}.
+     */
+    void removeAll(final boolean mark) {
+        if (mark) {
+            AbstractInsnNode insn = first;
+            while (insn != null) {
+                AbstractInsnNode next = insn.next;
+                insn.index = -1; // insn no longer belongs to an InsnList
+                insn.prev = null;
+                insn.next = null;
+                insn = next;
+            }
+        }
+        size = 0;
+        first = null;
+        last = null;
+        cache = null;
+    }
+
+    /**
+     * Removes all of the instructions of this list.
+     */
+    public void clear() {
+        removeAll(false);
+    }
+
+    /**
+     * Reset all labels in the instruction list. This method should be called
+     * before reusing same instructions list between several
+     * <code>ClassWriter</code>s.
+     */
+    public void resetLabels() {
+        AbstractInsnNode insn = first;
+        while (insn != null) {
+            if (insn instanceof LabelNode) {
+                ((LabelNode) insn).resetLabel();
+            }
+            insn = insn.next;
+        }
+    }
+
+    // this class is not generified because it will create bridges
+    private final class InsnListIterator implements ListIterator {
+
+        AbstractInsnNode next;
+
+        AbstractInsnNode prev;
+
+        InsnListIterator(int index) {
+            if (index == size()) {
+                next = null;
+                prev = getLast();
+            } else {
+                next = get(index);
+                prev = next.prev;
+            }
+        }
+
+        public boolean hasNext() {
+            return next != null;
+        }
+
+        public Object next() {
+            if (next == null) {
+                throw new NoSuchElementException();
+            }
+            AbstractInsnNode result = next;
+            prev = result;
+            next = result.next;
+            return result;
+        }
+
+        public void remove() {
+            InsnList.this.remove(prev);
+            prev = prev.prev;
+        }
+
+        public boolean hasPrevious() {
+            return prev != null;
+        }
+
+        public Object previous() {
+            AbstractInsnNode result = prev;
+            next = result;
+            prev = result.prev;
+            return result;
+        }
+
+        public int nextIndex() {
+            if (next == null) {
+                return size();
+            }
+            if (cache == null) {
+                cache = toArray();
+            }
+            return next.index;
+        }
+
+        public int previousIndex() {
+            if (prev == null) {
+                return -1;
+            }
+            if (cache == null) {
+                cache = toArray();
+            }
+            return prev.index;
+        }
+
+        public void add(Object o) {
+            InsnList.this.insertBefore(next, (AbstractInsnNode) o);
+            prev = (AbstractInsnNode) o;
+        }
+
+        public void set(Object o) {
+            InsnList.this.set(next.prev, (AbstractInsnNode) o);
+            prev = (AbstractInsnNode) o;
+        }
+    }
+}

http://git-wip-us.apache.org/repos/asf/tajo/blob/7603a3d4/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/InsnNode.java
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diff --git 
a/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/InsnNode.java
 
b/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/InsnNode.java
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b/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/InsnNode.java
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+/***
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) 2000-2011 INRIA, France Telecom
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.apache.tajo.org.objectweb.asm.tree;
+
+import java.util.Map;
+
+import org.apache.tajo.org.objectweb.asm.MethodVisitor;
+
+/**
+ * A node that represents a zero operand instruction.
+ * 
+ * @author Eric Bruneton
+ */
+public class InsnNode extends AbstractInsnNode {
+
+    /**
+     * Constructs a new {@link InsnNode}.
+     * 
+     * @param opcode
+     *            the opcode of the instruction to be constructed. This opcode
+     *            must be NOP, ACONST_NULL, ICONST_M1, ICONST_0, ICONST_1,
+     *            ICONST_2, ICONST_3, ICONST_4, ICONST_5, LCONST_0, LCONST_1,
+     *            FCONST_0, FCONST_1, FCONST_2, DCONST_0, DCONST_1, IALOAD,
+     *            LALOAD, FALOAD, DALOAD, AALOAD, BALOAD, CALOAD, SALOAD,
+     *            IASTORE, LASTORE, FASTORE, DASTORE, AASTORE, BASTORE, 
CASTORE,
+     *            SASTORE, POP, POP2, DUP, DUP_X1, DUP_X2, DUP2, DUP2_X1,
+     *            DUP2_X2, SWAP, IADD, LADD, FADD, DADD, ISUB, LSUB, FSUB, 
DSUB,
+     *            IMUL, LMUL, FMUL, DMUL, IDIV, LDIV, FDIV, DDIV, IREM, LREM,
+     *            FREM, DREM, INEG, LNEG, FNEG, DNEG, ISHL, LSHL, ISHR, LSHR,
+     *            IUSHR, LUSHR, IAND, LAND, IOR, LOR, IXOR, LXOR, I2L, I2F, 
I2D,
+     *            L2I, L2F, L2D, F2I, F2L, F2D, D2I, D2L, D2F, I2B, I2C, I2S,
+     *            LCMP, FCMPL, FCMPG, DCMPL, DCMPG, IRETURN, LRETURN, FRETURN,
+     *            DRETURN, ARETURN, RETURN, ARRAYLENGTH, ATHROW, MONITORENTER,
+     *            or MONITOREXIT.
+     */
+    public InsnNode(final int opcode) {
+        super(opcode);
+    }
+
+    @Override
+    public int getType() {
+        return INSN;
+    }
+
+    /**
+     * Makes the given visitor visit this instruction.
+     * 
+     * @param mv
+     *            a method visitor.
+     */
+    @Override
+    public void accept(final MethodVisitor mv) {
+        mv.visitInsn(opcode);
+    }
+
+    @Override
+    public AbstractInsnNode clone(final Map<LabelNode, LabelNode> labels) {
+        return new InsnNode(opcode);
+    }
+}

http://git-wip-us.apache.org/repos/asf/tajo/blob/7603a3d4/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/IntInsnNode.java
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diff --git 
a/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/IntInsnNode.java
 
b/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/IntInsnNode.java
new file mode 100644
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+++ 
b/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/IntInsnNode.java
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+/***
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) 2000-2011 INRIA, France Telecom
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.apache.tajo.org.objectweb.asm.tree;
+
+import java.util.Map;
+
+import org.apache.tajo.org.objectweb.asm.MethodVisitor;
+
+/**
+ * A node that represents an instruction with a single int operand.
+ * 
+ * @author Eric Bruneton
+ */
+public class IntInsnNode extends AbstractInsnNode {
+
+    /**
+     * The operand of this instruction.
+     */
+    public int operand;
+
+    /**
+     * Constructs a new {@link IntInsnNode}.
+     * 
+     * @param opcode
+     *            the opcode of the instruction to be constructed. This opcode
+     *            must be BIPUSH, SIPUSH or NEWARRAY.
+     * @param operand
+     *            the operand of the instruction to be constructed.
+     */
+    public IntInsnNode(final int opcode, final int operand) {
+        super(opcode);
+        this.operand = operand;
+    }
+
+    /**
+     * Sets the opcode of this instruction.
+     * 
+     * @param opcode
+     *            the new instruction opcode. This opcode must be BIPUSH, 
SIPUSH
+     *            or NEWARRAY.
+     */
+    public void setOpcode(final int opcode) {
+        this.opcode = opcode;
+    }
+
+    @Override
+    public int getType() {
+        return INT_INSN;
+    }
+
+    @Override
+    public void accept(final MethodVisitor mv) {
+        mv.visitIntInsn(opcode, operand);
+    }
+
+    @Override
+    public AbstractInsnNode clone(final Map<LabelNode, LabelNode> labels) {
+        return new IntInsnNode(opcode, operand);
+    }
+}

http://git-wip-us.apache.org/repos/asf/tajo/blob/7603a3d4/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/InvokeDynamicInsnNode.java
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diff --git 
a/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/InvokeDynamicInsnNode.java
 
b/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/InvokeDynamicInsnNode.java
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+++ 
b/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/InvokeDynamicInsnNode.java
@@ -0,0 +1,100 @@
+/***
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) 2000-2011 INRIA, France Telecom
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.apache.tajo.org.objectweb.asm.tree;
+
+import java.util.Map;
+
+import org.apache.tajo.org.objectweb.asm.MethodVisitor;
+import org.apache.tajo.org.objectweb.asm.Handle;
+import org.apache.tajo.org.objectweb.asm.Opcodes;
+
+/**
+ * A node that represents an invokedynamic instruction.
+ * 
+ * @author Remi Forax
+ */
+public class InvokeDynamicInsnNode extends AbstractInsnNode {
+
+    /**
+     * Invokedynamic name.
+     */
+    public String name;
+
+    /**
+     * Invokedynamic descriptor.
+     */
+    public String desc;
+
+    /**
+     * Bootstrap method
+     */
+    public Handle bsm;
+
+    /**
+     * Bootstrap constant arguments
+     */
+    public Object[] bsmArgs;
+
+    /**
+     * Constructs a new {@link InvokeDynamicInsnNode}.
+     * 
+     * @param name
+     *            invokedynamic name.
+     * @param desc
+     *            invokedynamic descriptor (see {@link 
org.apache.tajo.org.objectweb.asm.Type}).
+     * @param bsm
+     *            the bootstrap method.
+     * @param bsmArgs
+     *            the boostrap constant arguments.
+     */
+    public InvokeDynamicInsnNode(final String name, final String desc,
+            final Handle bsm, final Object... bsmArgs) {
+        super(Opcodes.INVOKEDYNAMIC);
+        this.name = name;
+        this.desc = desc;
+        this.bsm = bsm;
+        this.bsmArgs = bsmArgs;
+    }
+
+    @Override
+    public int getType() {
+        return INVOKE_DYNAMIC_INSN;
+    }
+
+    @Override
+    public void accept(final MethodVisitor mv) {
+        mv.visitInvokeDynamicInsn(name, desc, bsm, bsmArgs);
+    }
+
+    @Override
+    public AbstractInsnNode clone(final Map<LabelNode, LabelNode> labels) {
+        return new InvokeDynamicInsnNode(name, desc, bsm, bsmArgs);
+    }
+}

http://git-wip-us.apache.org/repos/asf/tajo/blob/7603a3d4/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/JumpInsnNode.java
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diff --git 
a/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/JumpInsnNode.java
 
b/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/JumpInsnNode.java
new file mode 100644
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+++ 
b/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/JumpInsnNode.java
@@ -0,0 +1,95 @@
+/***
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) 2000-2011 INRIA, France Telecom
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.apache.tajo.org.objectweb.asm.tree;
+
+import java.util.Map;
+
+import org.apache.tajo.org.objectweb.asm.MethodVisitor;
+
+/**
+ * A node that represents a jump instruction. A jump instruction is an
+ * instruction that may jump to another instruction.
+ * 
+ * @author Eric Bruneton
+ */
+public class JumpInsnNode extends AbstractInsnNode {
+
+    /**
+     * The operand of this instruction. This operand is a label that designates
+     * the instruction to which this instruction may jump.
+     */
+    public LabelNode label;
+
+    /**
+     * Constructs a new {@link JumpInsnNode}.
+     * 
+     * @param opcode
+     *            the opcode of the type instruction to be constructed. This
+     *            opcode must be IFEQ, IFNE, IFLT, IFGE, IFGT, IFLE, IF_ICMPEQ,
+     *            IF_ICMPNE, IF_ICMPLT, IF_ICMPGE, IF_ICMPGT, IF_ICMPLE,
+     *            IF_ACMPEQ, IF_ACMPNE, GOTO, JSR, IFNULL or IFNONNULL.
+     * @param label
+     *            the operand of the instruction to be constructed. This 
operand
+     *            is a label that designates the instruction to which the jump
+     *            instruction may jump.
+     */
+    public JumpInsnNode(final int opcode, final LabelNode label) {
+        super(opcode);
+        this.label = label;
+    }
+
+    /**
+     * Sets the opcode of this instruction.
+     * 
+     * @param opcode
+     *            the new instruction opcode. This opcode must be IFEQ, IFNE,
+     *            IFLT, IFGE, IFGT, IFLE, IF_ICMPEQ, IF_ICMPNE, IF_ICMPLT,
+     *            IF_ICMPGE, IF_ICMPGT, IF_ICMPLE, IF_ACMPEQ, IF_ACMPNE, GOTO,
+     *            JSR, IFNULL or IFNONNULL.
+     */
+    public void setOpcode(final int opcode) {
+        this.opcode = opcode;
+    }
+
+    @Override
+    public int getType() {
+        return JUMP_INSN;
+    }
+
+    @Override
+    public void accept(final MethodVisitor mv) {
+        mv.visitJumpInsn(opcode, label.getLabel());
+    }
+
+    @Override
+    public AbstractInsnNode clone(final Map<LabelNode, LabelNode> labels) {
+        return new JumpInsnNode(opcode, clone(label, labels));
+    }
+}

http://git-wip-us.apache.org/repos/asf/tajo/blob/7603a3d4/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/LabelNode.java
----------------------------------------------------------------------
diff --git 
a/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/LabelNode.java
 
b/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/LabelNode.java
new file mode 100644
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+++ 
b/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/LabelNode.java
@@ -0,0 +1,78 @@
+/***
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) 2000-2011 INRIA, France Telecom
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.apache.tajo.org.objectweb.asm.tree;
+
+import java.util.Map;
+
+import org.apache.tajo.org.objectweb.asm.Label;
+import org.apache.tajo.org.objectweb.asm.MethodVisitor;
+
+/**
+ * An {@link AbstractInsnNode} that encapsulates a {@link 
org.apache.tajo.org.objectweb.asm.Label}.
+ */
+public class LabelNode extends AbstractInsnNode {
+
+    private Label label;
+
+    public LabelNode() {
+        super(-1);
+    }
+
+    public LabelNode(final Label label) {
+        super(-1);
+        this.label = label;
+    }
+
+    @Override
+    public int getType() {
+        return LABEL;
+    }
+
+    public Label getLabel() {
+        if (label == null) {
+            label = new Label();
+        }
+        return label;
+    }
+
+    @Override
+    public void accept(final MethodVisitor cv) {
+        cv.visitLabel(getLabel());
+    }
+
+    @Override
+    public AbstractInsnNode clone(final Map<LabelNode, LabelNode> labels) {
+        return labels.get(this);
+    }
+
+    public void resetLabel() {
+        label = null;
+    }
+}

http://git-wip-us.apache.org/repos/asf/tajo/blob/7603a3d4/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/LdcInsnNode.java
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diff --git 
a/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/LdcInsnNode.java
 
b/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/LdcInsnNode.java
new file mode 100644
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+++ 
b/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/LdcInsnNode.java
@@ -0,0 +1,78 @@
+/***
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) 2000-2011 INRIA, France Telecom
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.apache.tajo.org.objectweb.asm.tree;
+
+import java.util.Map;
+
+import org.apache.tajo.org.objectweb.asm.MethodVisitor;
+import org.apache.tajo.org.objectweb.asm.Opcodes;
+
+/**
+ * A node that represents an LDC instruction.
+ * 
+ * @author Eric Bruneton
+ */
+public class LdcInsnNode extends AbstractInsnNode {
+
+    /**
+     * The constant to be loaded on the stack. This parameter must be a non 
null
+     * {@link Integer}, a {@link Float}, a {@link Long}, a {@link Double}, a
+     * {@link String} or a {@link org.apache.tajo.org.objectweb.asm.Type}.
+     */
+    public Object cst;
+
+    /**
+     * Constructs a new {@link LdcInsnNode}.
+     * 
+     * @param cst
+     *            the constant to be loaded on the stack. This parameter must 
be
+     *            a non null {@link Integer}, a {@link Float}, a {@link Long}, 
a
+     *            {@link Double} or a {@link String}.
+     */
+    public LdcInsnNode(final Object cst) {
+        super(Opcodes.LDC);
+        this.cst = cst;
+    }
+
+    @Override
+    public int getType() {
+        return LDC_INSN;
+    }
+
+    @Override
+    public void accept(final MethodVisitor mv) {
+        mv.visitLdcInsn(cst);
+    }
+
+    @Override
+    public AbstractInsnNode clone(final Map<LabelNode, LabelNode> labels) {
+        return new LdcInsnNode(cst);
+    }
+}

http://git-wip-us.apache.org/repos/asf/tajo/blob/7603a3d4/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/LineNumberNode.java
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diff --git 
a/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/LineNumberNode.java
 
b/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/LineNumberNode.java
new file mode 100644
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+++ 
b/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/LineNumberNode.java
@@ -0,0 +1,84 @@
+/***
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) 2000-2011 INRIA, France Telecom
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.apache.tajo.org.objectweb.asm.tree;
+
+import java.util.Map;
+
+import org.apache.tajo.org.objectweb.asm.MethodVisitor;
+
+/**
+ * A node that represents a line number declaration. These nodes are pseudo
+ * instruction nodes in order to be inserted in an instruction list.
+ * 
+ * @author Eric Bruneton
+ */
+public class LineNumberNode extends AbstractInsnNode {
+
+    /**
+     * A line number. This number refers to the source file from which the 
class
+     * was compiled.
+     */
+    public int line;
+
+    /**
+     * The first instruction corresponding to this line number.
+     */
+    public LabelNode start;
+
+    /**
+     * Constructs a new {@link LineNumberNode}.
+     * 
+     * @param line
+     *            a line number. This number refers to the source file from
+     *            which the class was compiled.
+     * @param start
+     *            the first instruction corresponding to this line number.
+     */
+    public LineNumberNode(final int line, final LabelNode start) {
+        super(-1);
+        this.line = line;
+        this.start = start;
+    }
+
+    @Override
+    public int getType() {
+        return LINE;
+    }
+
+    @Override
+    public void accept(final MethodVisitor mv) {
+        mv.visitLineNumber(line, start.getLabel());
+    }
+
+    @Override
+    public AbstractInsnNode clone(final Map<LabelNode, LabelNode> labels) {
+        return new LineNumberNode(line, clone(start, labels));
+    }
+}

http://git-wip-us.apache.org/repos/asf/tajo/blob/7603a3d4/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/LocalVariableNode.java
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diff --git 
a/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/LocalVariableNode.java
 
b/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/LocalVariableNode.java
new file mode 100644
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+++ 
b/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/LocalVariableNode.java
@@ -0,0 +1,112 @@
+/***
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) 2000-2011 INRIA, France Telecom
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.apache.tajo.org.objectweb.asm.tree;
+
+import org.apache.tajo.org.objectweb.asm.MethodVisitor;
+
+/**
+ * A node that represents a local variable declaration.
+ * 
+ * @author Eric Bruneton
+ */
+public class LocalVariableNode {
+
+    /**
+     * The name of a local variable.
+     */
+    public String name;
+
+    /**
+     * The type descriptor of this local variable.
+     */
+    public String desc;
+
+    /**
+     * The signature of this local variable. May be <tt>null</tt>.
+     */
+    public String signature;
+
+    /**
+     * The first instruction corresponding to the scope of this local variable
+     * (inclusive).
+     */
+    public LabelNode start;
+
+    /**
+     * The last instruction corresponding to the scope of this local variable
+     * (exclusive).
+     */
+    public LabelNode end;
+
+    /**
+     * The local variable's index.
+     */
+    public int index;
+
+    /**
+     * Constructs a new {@link LocalVariableNode}.
+     * 
+     * @param name
+     *            the name of a local variable.
+     * @param desc
+     *            the type descriptor of this local variable.
+     * @param signature
+     *            the signature of this local variable. May be <tt>null</tt>.
+     * @param start
+     *            the first instruction corresponding to the scope of this 
local
+     *            variable (inclusive).
+     * @param end
+     *            the last instruction corresponding to the scope of this local
+     *            variable (exclusive).
+     * @param index
+     *            the local variable's index.
+     */
+    public LocalVariableNode(final String name, final String desc,
+            final String signature, final LabelNode start, final LabelNode end,
+            final int index) {
+        this.name = name;
+        this.desc = desc;
+        this.signature = signature;
+        this.start = start;
+        this.end = end;
+        this.index = index;
+    }
+
+    /**
+     * Makes the given visitor visit this local variable declaration.
+     * 
+     * @param mv
+     *            a method visitor.
+     */
+    public void accept(final MethodVisitor mv) {
+        mv.visitLocalVariable(name, desc, signature, start.getLabel(),
+                end.getLabel(), index);
+    }
+}

http://git-wip-us.apache.org/repos/asf/tajo/blob/7603a3d4/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/LookupSwitchInsnNode.java
----------------------------------------------------------------------
diff --git 
a/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/LookupSwitchInsnNode.java
 
b/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/LookupSwitchInsnNode.java
new file mode 100644
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--- /dev/null
+++ 
b/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/LookupSwitchInsnNode.java
@@ -0,0 +1,117 @@
+/***
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) 2000-2011 INRIA, France Telecom
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.apache.tajo.org.objectweb.asm.tree;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import java.util.Map;
+
+import org.apache.tajo.org.objectweb.asm.Label;
+import org.apache.tajo.org.objectweb.asm.MethodVisitor;
+import org.apache.tajo.org.objectweb.asm.Opcodes;
+
+/**
+ * A node that represents a LOOKUPSWITCH instruction.
+ * 
+ * @author Eric Bruneton
+ */
+public class LookupSwitchInsnNode extends AbstractInsnNode {
+
+    /**
+     * Beginning of the default handler block.
+     */
+    public LabelNode dflt;
+
+    /**
+     * The values of the keys. This list is a list of {@link Integer} objects.
+     */
+    public List<Integer> keys;
+
+    /**
+     * Beginnings of the handler blocks. This list is a list of
+     * {@link LabelNode} objects.
+     */
+    public List<LabelNode> labels;
+
+    /**
+     * Constructs a new {@link LookupSwitchInsnNode}.
+     * 
+     * @param dflt
+     *            beginning of the default handler block.
+     * @param keys
+     *            the values of the keys.
+     * @param labels
+     *            beginnings of the handler blocks. <tt>labels[i]</tt> is the
+     *            beginning of the handler block for the <tt>keys[i]</tt> key.
+     */
+    public LookupSwitchInsnNode(final LabelNode dflt, final int[] keys,
+            final LabelNode[] labels) {
+        super(Opcodes.LOOKUPSWITCH);
+        this.dflt = dflt;
+        this.keys = new ArrayList<Integer>(keys == null ? 0 : keys.length);
+        this.labels = new ArrayList<LabelNode>(labels == null ? 0
+                : labels.length);
+        if (keys != null) {
+            for (int i = 0; i < keys.length; ++i) {
+                this.keys.add(new Integer(keys[i]));
+            }
+        }
+        if (labels != null) {
+            this.labels.addAll(Arrays.asList(labels));
+        }
+    }
+
+    @Override
+    public int getType() {
+        return LOOKUPSWITCH_INSN;
+    }
+
+    @Override
+    public void accept(final MethodVisitor mv) {
+        int[] keys = new int[this.keys.size()];
+        for (int i = 0; i < keys.length; ++i) {
+            keys[i] = this.keys.get(i).intValue();
+        }
+        Label[] labels = new Label[this.labels.size()];
+        for (int i = 0; i < labels.length; ++i) {
+            labels[i] = this.labels.get(i).getLabel();
+        }
+        mv.visitLookupSwitchInsn(dflt.getLabel(), keys, labels);
+    }
+
+    @Override
+    public AbstractInsnNode clone(final Map<LabelNode, LabelNode> labels) {
+        LookupSwitchInsnNode clone = new LookupSwitchInsnNode(clone(dflt,
+                labels), null, clone(this.labels, labels));
+        clone.keys.addAll(keys);
+        return clone;
+    }
+}

http://git-wip-us.apache.org/repos/asf/tajo/blob/7603a3d4/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/MethodInsnNode.java
----------------------------------------------------------------------
diff --git 
a/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/MethodInsnNode.java
 
b/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/MethodInsnNode.java
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b/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/MethodInsnNode.java
@@ -0,0 +1,109 @@
+/***
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) 2000-2011 INRIA, France Telecom
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.apache.tajo.org.objectweb.asm.tree;
+
+import java.util.Map;
+
+import org.apache.tajo.org.objectweb.asm.MethodVisitor;
+
+/**
+ * A node that represents a method instruction. A method instruction is an
+ * instruction that invokes a method.
+ * 
+ * @author Eric Bruneton
+ */
+public class MethodInsnNode extends AbstractInsnNode {
+
+    /**
+     * The internal name of the method's owner class (see
+     * {@link org.apache.tajo.org.objectweb.asm.Type#getInternalName() 
getInternalName}).
+     */
+    public String owner;
+
+    /**
+     * The method's name.
+     */
+    public String name;
+
+    /**
+     * The method's descriptor (see {@link 
org.apache.tajo.org.objectweb.asm.Type}).
+     */
+    public String desc;
+
+    /**
+     * Constructs a new {@link MethodInsnNode}.
+     * 
+     * @param opcode
+     *            the opcode of the type instruction to be constructed. This
+     *            opcode must be INVOKEVIRTUAL, INVOKESPECIAL, INVOKESTATIC or
+     *            INVOKEINTERFACE.
+     * @param owner
+     *            the internal name of the method's owner class (see
+     *            {@link 
org.apache.tajo.org.objectweb.asm.Type#getInternalName()
+     *            getInternalName}).
+     * @param name
+     *            the method's name.
+     * @param desc
+     *            the method's descriptor (see {@link 
org.apache.tajo.org.objectweb.asm.Type}).
+     */
+    public MethodInsnNode(final int opcode, final String owner,
+            final String name, final String desc) {
+        super(opcode);
+        this.owner = owner;
+        this.name = name;
+        this.desc = desc;
+    }
+
+    /**
+     * Sets the opcode of this instruction.
+     * 
+     * @param opcode
+     *            the new instruction opcode. This opcode must be 
INVOKEVIRTUAL,
+     *            INVOKESPECIAL, INVOKESTATIC or INVOKEINTERFACE.
+     */
+    public void setOpcode(final int opcode) {
+        this.opcode = opcode;
+    }
+
+    @Override
+    public int getType() {
+        return METHOD_INSN;
+    }
+
+    @Override
+    public void accept(final MethodVisitor mv) {
+        mv.visitMethodInsn(opcode, owner, name, desc);
+    }
+
+    @Override
+    public AbstractInsnNode clone(final Map<LabelNode, LabelNode> labels) {
+        return new MethodInsnNode(opcode, owner, name, desc);
+    }
+}

http://git-wip-us.apache.org/repos/asf/tajo/blob/7603a3d4/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/MethodNode.java
----------------------------------------------------------------------
diff --git 
a/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/MethodNode.java
 
b/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/MethodNode.java
new file mode 100644
index 0000000..e8d1747
--- /dev/null
+++ 
b/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/MethodNode.java
@@ -0,0 +1,597 @@
+/***
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) 2000-2011 INRIA, France Telecom
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.apache.tajo.org.objectweb.asm.tree;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
+import org.apache.tajo.org.objectweb.asm.Label;
+import org.apache.tajo.org.objectweb.asm.Type;
+import org.apache.tajo.org.objectweb.asm.AnnotationVisitor;
+import org.apache.tajo.org.objectweb.asm.Attribute;
+import org.apache.tajo.org.objectweb.asm.ClassVisitor;
+import org.apache.tajo.org.objectweb.asm.Handle;
+import org.apache.tajo.org.objectweb.asm.MethodVisitor;
+import org.apache.tajo.org.objectweb.asm.Opcodes;
+
+/**
+ * A node that represents a method.
+ * 
+ * @author Eric Bruneton
+ */
+public class MethodNode extends MethodVisitor {
+
+    /**
+     * The method's access flags (see {@link Opcodes}). This field also
+     * indicates if the method is synthetic and/or deprecated.
+     */
+    public int access;
+
+    /**
+     * The method's name.
+     */
+    public String name;
+
+    /**
+     * The method's descriptor (see {@link 
org.apache.tajo.org.objectweb.asm.Type}).
+     */
+    public String desc;
+
+    /**
+     * The method's signature. May be <tt>null</tt>.
+     */
+    public String signature;
+
+    /**
+     * The internal names of the method's exception classes (see
+     * {@link org.apache.tajo.org.objectweb.asm.Type#getInternalName() 
getInternalName}). This list is a list of
+     * {@link String} objects.
+     */
+    public List<String> exceptions;
+
+    /**
+     * The runtime visible annotations of this method. This list is a list of
+     * {@link AnnotationNode} objects. May be <tt>null</tt>.
+     * 
+     * @associates AnnotationNode
+     * @label visible
+     */
+    public List<AnnotationNode> visibleAnnotations;
+
+    /**
+     * The runtime invisible annotations of this method. This list is a list of
+     * {@link AnnotationNode} objects. May be <tt>null</tt>.
+     * 
+     * @associates AnnotationNode
+     * @label invisible
+     */
+    public List<AnnotationNode> invisibleAnnotations;
+
+    /**
+     * The non standard attributes of this method. This list is a list of
+     * {@link Attribute} objects. May be <tt>null</tt>.
+     * 
+     * @associates Attribute
+     */
+    public List<Attribute> attrs;
+
+    /**
+     * The default value of this annotation interface method. This field must 
be
+     * a {@link Byte}, {@link Boolean}, {@link Character}, {@link Short},
+     * {@link Integer}, {@link Long}, {@link Float}, {@link Double},
+     * {@link String} or {@link org.apache.tajo.org.objectweb.asm.Type}, or an 
two elements String array (for
+     * enumeration values), a {@link AnnotationNode}, or a {@link List} of
+     * values of one of the preceding types. May be <tt>null</tt>.
+     */
+    public Object annotationDefault;
+
+    /**
+     * The runtime visible parameter annotations of this method. These lists 
are
+     * lists of {@link AnnotationNode} objects. May be <tt>null</tt>.
+     * 
+     * @associates AnnotationNode
+     * @label invisible parameters
+     */
+    public List<AnnotationNode>[] visibleParameterAnnotations;
+
+    /**
+     * The runtime invisible parameter annotations of this method. These lists
+     * are lists of {@link AnnotationNode} objects. May be <tt>null</tt>.
+     * 
+     * @associates AnnotationNode
+     * @label visible parameters
+     */
+    public List<AnnotationNode>[] invisibleParameterAnnotations;
+
+    /**
+     * The instructions of this method. This list is a list of
+     * {@link AbstractInsnNode} objects.
+     * 
+     * @associates AbstractInsnNode
+     * @label instructions
+     */
+    public InsnList instructions;
+
+    /**
+     * The try catch blocks of this method. This list is a list of
+     * {@link TryCatchBlockNode} objects.
+     * 
+     * @associates TryCatchBlockNode
+     */
+    public List<TryCatchBlockNode> tryCatchBlocks;
+
+    /**
+     * The maximum stack size of this method.
+     */
+    public int maxStack;
+
+    /**
+     * The maximum number of local variables of this method.
+     */
+    public int maxLocals;
+
+    /**
+     * The local variables of this method. This list is a list of
+     * {@link LocalVariableNode} objects. May be <tt>null</tt>
+     * 
+     * @associates LocalVariableNode
+     */
+    public List<LocalVariableNode> localVariables;
+
+    /**
+     * If the accept method has been called on this object.
+     */
+    private boolean visited;
+
+    /**
+     * Constructs an uninitialized {@link MethodNode}. <i>Subclasses must not
+     * use this constructor</i>. Instead, they must use the
+     * {@link #MethodNode(int)} version.
+     */
+    public MethodNode() {
+        this(Opcodes.ASM4);
+    }
+
+    /**
+     * Constructs an uninitialized {@link MethodNode}.
+     * 
+     * @param api
+     *            the ASM API version implemented by this visitor. Must be one
+     *            of {@link Opcodes#ASM4}.
+     */
+    public MethodNode(final int api) {
+        super(api);
+        this.instructions = new InsnList();
+    }
+
+    /**
+     * Constructs a new {@link MethodNode}. <i>Subclasses must not use this
+     * constructor</i>. Instead, they must use the
+     * {@link #MethodNode(int, int, String, String, String, String[])} version.
+     * 
+     * @param access
+     *            the method's access flags (see {@link Opcodes}). This
+     *            parameter also indicates if the method is synthetic and/or
+     *            deprecated.
+     * @param name
+     *            the method's name.
+     * @param desc
+     *            the method's descriptor (see {@link 
org.apache.tajo.org.objectweb.asm.Type}).
+     * @param signature
+     *            the method's signature. May be <tt>null</tt>.
+     * @param exceptions
+     *            the internal names of the method's exception classes (see
+     *            {@link 
org.apache.tajo.org.objectweb.asm.Type#getInternalName() getInternalName}). May 
be
+     *            <tt>null</tt>.
+     */
+    public MethodNode(final int access, final String name, final String desc,
+            final String signature, final String[] exceptions) {
+        this(Opcodes.ASM4, access, name, desc, signature, exceptions);
+    }
+
+    /**
+     * Constructs a new {@link MethodNode}.
+     * 
+     * @param api
+     *            the ASM API version implemented by this visitor. Must be one
+     *            of {@link Opcodes#ASM4}.
+     * @param access
+     *            the method's access flags (see {@link Opcodes}). This
+     *            parameter also indicates if the method is synthetic and/or
+     *            deprecated.
+     * @param name
+     *            the method's name.
+     * @param desc
+     *            the method's descriptor (see {@link 
org.apache.tajo.org.objectweb.asm.Type}).
+     * @param signature
+     *            the method's signature. May be <tt>null</tt>.
+     * @param exceptions
+     *            the internal names of the method's exception classes (see
+     *            {@link 
org.apache.tajo.org.objectweb.asm.Type#getInternalName() getInternalName}). May 
be
+     *            <tt>null</tt>.
+     */
+    public MethodNode(final int api, final int access, final String name,
+            final String desc, final String signature, final String[] 
exceptions) {
+        super(api);
+        this.access = access;
+        this.name = name;
+        this.desc = desc;
+        this.signature = signature;
+        this.exceptions = new ArrayList<String>(exceptions == null ? 0
+                : exceptions.length);
+        boolean isAbstract = (access & Opcodes.ACC_ABSTRACT) != 0;
+        if (!isAbstract) {
+            this.localVariables = new ArrayList<LocalVariableNode>(5);
+        }
+        this.tryCatchBlocks = new ArrayList<TryCatchBlockNode>();
+        if (exceptions != null) {
+            this.exceptions.addAll(Arrays.asList(exceptions));
+        }
+        this.instructions = new InsnList();
+    }
+
+    // ------------------------------------------------------------------------
+    // Implementation of the MethodVisitor abstract class
+    // ------------------------------------------------------------------------
+
+    @Override
+    public AnnotationVisitor visitAnnotationDefault() {
+        return new AnnotationNode(new ArrayList<Object>(0) {
+            @Override
+            public boolean add(final Object o) {
+                annotationDefault = o;
+                return super.add(o);
+            }
+        });
+    }
+
+    @Override
+    public AnnotationVisitor visitAnnotation(final String desc,
+            final boolean visible) {
+        AnnotationNode an = new AnnotationNode(desc);
+        if (visible) {
+            if (visibleAnnotations == null) {
+                visibleAnnotations = new ArrayList<AnnotationNode>(1);
+            }
+            visibleAnnotations.add(an);
+        } else {
+            if (invisibleAnnotations == null) {
+                invisibleAnnotations = new ArrayList<AnnotationNode>(1);
+            }
+            invisibleAnnotations.add(an);
+        }
+        return an;
+    }
+
+    @Override
+    public AnnotationVisitor visitParameterAnnotation(final int parameter,
+            final String desc, final boolean visible) {
+        AnnotationNode an = new AnnotationNode(desc);
+        if (visible) {
+            if (visibleParameterAnnotations == null) {
+                int params = Type.getArgumentTypes(this.desc).length;
+                visibleParameterAnnotations = (List<AnnotationNode>[]) new 
List<?>[params];
+            }
+            if (visibleParameterAnnotations[parameter] == null) {
+                visibleParameterAnnotations[parameter] = new 
ArrayList<AnnotationNode>(
+                        1);
+            }
+            visibleParameterAnnotations[parameter].add(an);
+        } else {
+            if (invisibleParameterAnnotations == null) {
+                int params = Type.getArgumentTypes(this.desc).length;
+                invisibleParameterAnnotations = (List<AnnotationNode>[]) new 
List<?>[params];
+            }
+            if (invisibleParameterAnnotations[parameter] == null) {
+                invisibleParameterAnnotations[parameter] = new 
ArrayList<AnnotationNode>(
+                        1);
+            }
+            invisibleParameterAnnotations[parameter].add(an);
+        }
+        return an;
+    }
+
+    @Override
+    public void visitAttribute(final Attribute attr) {
+        if (attrs == null) {
+            attrs = new ArrayList<Attribute>(1);
+        }
+        attrs.add(attr);
+    }
+
+    @Override
+    public void visitCode() {
+    }
+
+    @Override
+    public void visitFrame(final int type, final int nLocal,
+            final Object[] local, final int nStack, final Object[] stack) {
+        instructions.add(new FrameNode(type, nLocal, local == null ? null
+                : getLabelNodes(local), nStack, stack == null ? null
+                : getLabelNodes(stack)));
+    }
+
+    @Override
+    public void visitInsn(final int opcode) {
+        instructions.add(new InsnNode(opcode));
+    }
+
+    @Override
+    public void visitIntInsn(final int opcode, final int operand) {
+        instructions.add(new IntInsnNode(opcode, operand));
+    }
+
+    @Override
+    public void visitVarInsn(final int opcode, final int var) {
+        instructions.add(new VarInsnNode(opcode, var));
+    }
+
+    @Override
+    public void visitTypeInsn(final int opcode, final String type) {
+        instructions.add(new TypeInsnNode(opcode, type));
+    }
+
+    @Override
+    public void visitFieldInsn(final int opcode, final String owner,
+            final String name, final String desc) {
+        instructions.add(new FieldInsnNode(opcode, owner, name, desc));
+    }
+
+    @Override
+    public void visitMethodInsn(final int opcode, final String owner,
+            final String name, final String desc) {
+        instructions.add(new MethodInsnNode(opcode, owner, name, desc));
+    }
+
+    @Override
+    public void visitInvokeDynamicInsn(String name, String desc, Handle bsm,
+            Object... bsmArgs) {
+        instructions.add(new InvokeDynamicInsnNode(name, desc, bsm, bsmArgs));
+    }
+
+    @Override
+    public void visitJumpInsn(final int opcode, final Label label) {
+        instructions.add(new JumpInsnNode(opcode, getLabelNode(label)));
+    }
+
+    @Override
+    public void visitLabel(final Label label) {
+        instructions.add(getLabelNode(label));
+    }
+
+    @Override
+    public void visitLdcInsn(final Object cst) {
+        instructions.add(new LdcInsnNode(cst));
+    }
+
+    @Override
+    public void visitIincInsn(final int var, final int increment) {
+        instructions.add(new IincInsnNode(var, increment));
+    }
+
+    @Override
+    public void visitTableSwitchInsn(final int min, final int max,
+            final Label dflt, final Label... labels) {
+        instructions.add(new TableSwitchInsnNode(min, max, getLabelNode(dflt),
+                getLabelNodes(labels)));
+    }
+
+    @Override
+    public void visitLookupSwitchInsn(final Label dflt, final int[] keys,
+            final Label[] labels) {
+        instructions.add(new LookupSwitchInsnNode(getLabelNode(dflt), keys,
+                getLabelNodes(labels)));
+    }
+
+    @Override
+    public void visitMultiANewArrayInsn(final String desc, final int dims) {
+        instructions.add(new MultiANewArrayInsnNode(desc, dims));
+    }
+
+    @Override
+    public void visitTryCatchBlock(final Label start, final Label end,
+            final Label handler, final String type) {
+        tryCatchBlocks.add(new TryCatchBlockNode(getLabelNode(start),
+                getLabelNode(end), getLabelNode(handler), type));
+    }
+
+    @Override
+    public void visitLocalVariable(final String name, final String desc,
+            final String signature, final Label start, final Label end,
+            final int index) {
+        localVariables.add(new LocalVariableNode(name, desc, signature,
+                getLabelNode(start), getLabelNode(end), index));
+    }
+
+    @Override
+    public void visitLineNumber(final int line, final Label start) {
+        instructions.add(new LineNumberNode(line, getLabelNode(start)));
+    }
+
+    @Override
+    public void visitMaxs(final int maxStack, final int maxLocals) {
+        this.maxStack = maxStack;
+        this.maxLocals = maxLocals;
+    }
+
+    @Override
+    public void visitEnd() {
+    }
+
+    /**
+     * Returns the LabelNode corresponding to the given Label. Creates a new
+     * LabelNode if necessary. The default implementation of this method uses
+     * the {@link Label#info} field to store associations between labels and
+     * label nodes.
+     * 
+     * @param l
+     *            a Label.
+     * @return the LabelNode corresponding to l.
+     */
+    protected LabelNode getLabelNode(final Label l) {
+        if (!(l.info instanceof LabelNode)) {
+            l.info = new LabelNode();
+        }
+        return (LabelNode) l.info;
+    }
+
+    private LabelNode[] getLabelNodes(final Label[] l) {
+        LabelNode[] nodes = new LabelNode[l.length];
+        for (int i = 0; i < l.length; ++i) {
+            nodes[i] = getLabelNode(l[i]);
+        }
+        return nodes;
+    }
+
+    private Object[] getLabelNodes(final Object[] objs) {
+        Object[] nodes = new Object[objs.length];
+        for (int i = 0; i < objs.length; ++i) {
+            Object o = objs[i];
+            if (o instanceof Label) {
+                o = getLabelNode((Label) o);
+            }
+            nodes[i] = o;
+        }
+        return nodes;
+    }
+
+    // ------------------------------------------------------------------------
+    // Accept method
+    // ------------------------------------------------------------------------
+
+    /**
+     * Checks that this method node is compatible with the given ASM API
+     * version. This methods checks that this node, and all its nodes
+     * recursively, do not contain elements that were introduced in more recent
+     * versions of the ASM API than the given version.
+     * 
+     * @param api
+     *            an ASM API version. Must be one of {@link Opcodes#ASM4}.
+     */
+    public void check(final int api) {
+        // nothing to do
+    }
+
+    /**
+     * Makes the given class visitor visit this method.
+     * 
+     * @param cv
+     *            a class visitor.
+     */
+    public void accept(final ClassVisitor cv) {
+        String[] exceptions = new String[this.exceptions.size()];
+        this.exceptions.toArray(exceptions);
+        MethodVisitor mv = cv.visitMethod(access, name, desc, signature,
+                exceptions);
+        if (mv != null) {
+            accept(mv);
+        }
+    }
+
+    /**
+     * Makes the given method visitor visit this method.
+     * 
+     * @param mv
+     *            a method visitor.
+     */
+    public void accept(final MethodVisitor mv) {
+        // visits the method attributes
+        int i, j, n;
+        if (annotationDefault != null) {
+            AnnotationVisitor av = mv.visitAnnotationDefault();
+            AnnotationNode.accept(av, null, annotationDefault);
+            if (av != null) {
+                av.visitEnd();
+            }
+        }
+        n = visibleAnnotations == null ? 0 : visibleAnnotations.size();
+        for (i = 0; i < n; ++i) {
+            AnnotationNode an = visibleAnnotations.get(i);
+            an.accept(mv.visitAnnotation(an.desc, true));
+        }
+        n = invisibleAnnotations == null ? 0 : invisibleAnnotations.size();
+        for (i = 0; i < n; ++i) {
+            AnnotationNode an = invisibleAnnotations.get(i);
+            an.accept(mv.visitAnnotation(an.desc, false));
+        }
+        n = visibleParameterAnnotations == null ? 0
+                : visibleParameterAnnotations.length;
+        for (i = 0; i < n; ++i) {
+            List<?> l = visibleParameterAnnotations[i];
+            if (l == null) {
+                continue;
+            }
+            for (j = 0; j < l.size(); ++j) {
+                AnnotationNode an = (AnnotationNode) l.get(j);
+                an.accept(mv.visitParameterAnnotation(i, an.desc, true));
+            }
+        }
+        n = invisibleParameterAnnotations == null ? 0
+                : invisibleParameterAnnotations.length;
+        for (i = 0; i < n; ++i) {
+            List<?> l = invisibleParameterAnnotations[i];
+            if (l == null) {
+                continue;
+            }
+            for (j = 0; j < l.size(); ++j) {
+                AnnotationNode an = (AnnotationNode) l.get(j);
+                an.accept(mv.visitParameterAnnotation(i, an.desc, false));
+            }
+        }
+        if (visited) {
+            instructions.resetLabels();
+        }
+        n = attrs == null ? 0 : attrs.size();
+        for (i = 0; i < n; ++i) {
+            mv.visitAttribute(attrs.get(i));
+        }
+        // visits the method's code
+        if (instructions.size() > 0) {
+            mv.visitCode();
+            // visits try catch blocks
+            n = tryCatchBlocks == null ? 0 : tryCatchBlocks.size();
+            for (i = 0; i < n; ++i) {
+                tryCatchBlocks.get(i).accept(mv);
+            }
+            // visits instructions
+            instructions.accept(mv);
+            // visits local variables
+            n = localVariables == null ? 0 : localVariables.size();
+            for (i = 0; i < n; ++i) {
+                localVariables.get(i).accept(mv);
+            }
+            // visits maxs
+            mv.visitMaxs(maxStack, maxLocals);
+            visited = true;
+        }
+        mv.visitEnd();
+    }
+}

http://git-wip-us.apache.org/repos/asf/tajo/blob/7603a3d4/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/MultiANewArrayInsnNode.java
----------------------------------------------------------------------
diff --git 
a/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/MultiANewArrayInsnNode.java
 
b/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/MultiANewArrayInsnNode.java
new file mode 100644
index 0000000..14c9f98
--- /dev/null
+++ 
b/tajo-thirdparty/asm/src/main/java/org/apache/tajo/org/objectweb/asm/tree/MultiANewArrayInsnNode.java
@@ -0,0 +1,83 @@
+/***
+ * ASM: a very small and fast Java bytecode manipulation framework
+ * Copyright (c) 2000-2011 INRIA, France Telecom
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.apache.tajo.org.objectweb.asm.tree;
+
+import java.util.Map;
+
+import org.apache.tajo.org.objectweb.asm.MethodVisitor;
+import org.apache.tajo.org.objectweb.asm.Opcodes;
+
+/**
+ * A node that represents a MULTIANEWARRAY instruction.
+ * 
+ * @author Eric Bruneton
+ */
+public class MultiANewArrayInsnNode extends AbstractInsnNode {
+
+    /**
+     * An array type descriptor (see {@link 
org.apache.tajo.org.objectweb.asm.Type}).
+     */
+    public String desc;
+
+    /**
+     * Number of dimensions of the array to allocate.
+     */
+    public int dims;
+
+    /**
+     * Constructs a new {@link MultiANewArrayInsnNode}.
+     * 
+     * @param desc
+     *            an array type descriptor (see {@link 
org.apache.tajo.org.objectweb.asm.Type}).
+     * @param dims
+     *            number of dimensions of the array to allocate.
+     */
+    public MultiANewArrayInsnNode(final String desc, final int dims) {
+        super(Opcodes.MULTIANEWARRAY);
+        this.desc = desc;
+        this.dims = dims;
+    }
+
+    @Override
+    public int getType() {
+        return MULTIANEWARRAY_INSN;
+    }
+
+    @Override
+    public void accept(final MethodVisitor mv) {
+        mv.visitMultiANewArrayInsn(desc, dims);
+    }
+
+    @Override
+    public AbstractInsnNode clone(final Map<LabelNode, LabelNode> labels) {
+        return new MultiANewArrayInsnNode(desc, dims);
+    }
+
+}

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