diff -uNr src.orig/main/org/apache/tools/ant/taskdefs/compilers/CompilerAdapterFactory.java src/main/org/apache/tools/ant/taskdefs/compilers/CompilerAdapterFactory.java
--- src.orig/main/org/apache/tools/ant/taskdefs/compilers/CompilerAdapterFactory.java	Fri Jun  1 06:33:36 2001
+++ src/main/org/apache/tools/ant/taskdefs/compilers/CompilerAdapterFactory.java	Fri Jun  1 06:36:16 2001
@@ -75,6 +75,7 @@
      *
      * The current mapping for compiler names are as follows:
      * <ul><li>jikes = jikes compiler
+     * <li>kjc = kjc compiler
      * <li>classic, javac1.1, javac1.2 = the standard compiler from JDK
      * 1.1/1.2
      * <li>modern, javac1.3 = the new compiler of JDK 1.3
@@ -97,6 +98,9 @@
              */
             if ( compilerType.equalsIgnoreCase("jikes") ) {
                 return new Jikes();
+            }
+            if ( compilerType.equalsIgnoreCase("kjc") ) {
+                return new Kjc();
             }
             if ( compilerType.equalsIgnoreCase("classic") ||
                     compilerType.equalsIgnoreCase("javac1.1") ||
diff -uNr src.orig/main/org/apache/tools/ant/taskdefs/compilers/Kjc.java src/main/org/apache/tools/ant/taskdefs/compilers/Kjc.java
--- src.orig/main/org/apache/tools/ant/taskdefs/compilers/Kjc.java	Thu Jan  1 09:00:00 1970
+++ src/main/org/apache/tools/ant/taskdefs/compilers/Kjc.java	Fri Jun  1 06:39:19 2001
@@ -0,0 +1,162 @@
+/*
+ * The Apache Software License, Version 1.1
+ *
+ * Copyright (c) 2001 The Apache Software Foundation.  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. The end-user documentation included with the redistribution, if
+ *    any, must include the following acknowlegement:
+ *       "This product includes software developed by the
+ *        Apache Software Foundation (http://www.apache.org/)."
+ *    Alternately, this acknowlegement may appear in the software itself,
+ *    if and wherever such third-party acknowlegements normally appear.
+ *
+ * 4. The names "The Jakarta Project", "Ant", and "Apache Software
+ *    Foundation" must not be used to endorse or promote products derived
+ *    from this software without prior written permission. For written
+ *    permission, please contact apache@apache.org.
+ *
+ * 5. Products derived from this software may not be called "Apache"
+ *    nor may "Apache" appear in their names without prior written
+ *    permission of the Apache Group.
+ *
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED 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 APACHE SOFTWARE FOUNDATION OR
+ * ITS 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.
+ * ====================================================================
+ *
+ * This software consists of voluntary contributions made by many
+ * individuals on behalf of the Apache Software Foundation.  For more
+ * information on the Apache Software Foundation, please see
+ * <http://www.apache.org/>.
+ */
+
+package org.apache.tools.ant.taskdefs.compilers;
+
+import org.apache.tools.ant.BuildException;
+import org.apache.tools.ant.Project;
+import org.apache.tools.ant.taskdefs.LogOutputStream;
+import org.apache.tools.ant.types.Commandline;
+import org.apache.tools.ant.types.Path;
+
+import java.io.*;
+import java.lang.reflect.Constructor;
+import java.lang.reflect.Method;
+
+/**
+ * The implementation of the Java compiler for KJC.
+ * This is primarily a cut-and-paste from Jikes.java and
+ * DefaultCompilerAdapter.java
+ *
+ * @author <a href="mailto:tora@debian.org">Takashi Okamoto</a> 
+ */
+public class Kjc extends DefaultCompilerAdapter {
+
+    public boolean execute() throws BuildException {
+        attributes.log("Using kjc compiler", Project.MSG_VERBOSE);
+        Commandline cmd = setupKjcCommand();
+
+        try {
+            OutputStream logstr = new LogOutputStream(attributes, Project.MSG_WARN);
+            Class c = Class.forName("at.dms.kjc.Main");
+
+            // Call the compile() method
+            Method compile = c.getMethod("compile", new Class [] { String[].class });
+            Boolean ok = (Boolean)compile.invoke(null, new Object[] {cmd.getArguments()});
+            return ok.booleanValue();
+        }
+        catch (ClassNotFoundException ex) {
+            throw new BuildException("Cannot use kjc compiler, as it is not available"+
+                                                         " A common solution is to set the environment variable"+
+                                     " CLASSPATH to your kjc archive(kjc.jar).", location);
+        }
+        catch (Exception ex) {
+            if (ex instanceof BuildException) {
+                throw (BuildException) ex;
+            } else {
+                throw new BuildException("Error starting kjc compiler: ", ex, location);
+            }
+        }
+    }
+    /**
+     * setup kjc command arguments.
+     */
+    protected Commandline setupKjcCommand() {
+        Commandline cmd = new Commandline();
+	
+	// generate classpath, because kjc does't support sourcepath.
+        Path classpath = getCompileClasspath();
+
+        if (deprecation == true) {
+            cmd.createArgument().setValue("-deprecation");
+        }
+
+        if (destDir != null) {
+            cmd.createArgument().setValue("-d");
+            cmd.createArgument().setFile(destDir);
+        }
+
+        // generate the clsspath 
+        cmd.createArgument().setValue("-classpath");
+
+	Path cp = new Path(project);
+
+	// kjc don't have bootclasspath option.
+	if (bootclasspath != null) {
+	  cp.append(bootclasspath);
+	}
+
+	if (extdirs != null) {
+	  addExtdirsToClasspath(cp);
+	}
+
+	cp.append(classpath);
+	cp.append(src);
+
+	cmd.createArgument().setPath(cp);
+
+	// kjc-1.5A doesn't support -encoding option now.
+        // but it will be supported near the feature.
+        if (encoding != null) {
+            cmd.createArgument().setValue("-encoding");
+            cmd.createArgument().setValue(encoding);
+        }
+
+        if (debug) {
+            cmd.createArgument().setValue("-g");
+        }
+
+        if (optimize) {
+            cmd.createArgument().setValue("-O2");
+        }
+
+        if (verbose) {
+            cmd.createArgument().setValue("-verbose");
+        }
+
+        logAndAddFilesToCompile(cmd);
+        return cmd;
+    }
+}
+