morten 01/06/19 03:44:19
Modified: java/src/org/apache/xalan/xsltc/compiler ContainsCall.java
FunctionCall.java If.java LogicalExpr.java
Param.java QName.java StartsWithCall.java
SymbolTable.java SyntaxTreeNode.java Template.java
Variable.java xpath.cup
java/src/org/apache/xalan/xsltc/runtime BasisLibrary.java
Log:
Fix for function calls used as clauses in logical expressions.
Submitted by: [EMAIL PROTECTED]
Reviewed by: [EMAIL PROTECTED]
Revision Changes Path
1.2 +21 -8
xml-xalan/java/src/org/apache/xalan/xsltc/compiler/ContainsCall.java
Index: ContainsCall.java
===================================================================
RCS file:
/home/cvs/xml-xalan/java/src/org/apache/xalan/xsltc/compiler/ContainsCall.java,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -r1.1 -r1.2
--- ContainsCall.java 2001/04/17 18:51:24 1.1
+++ ContainsCall.java 2001/06/19 10:44:09 1.2
@@ -1,5 +1,5 @@
/*
- * @(#)$Id: ContainsCall.java,v 1.1 2001/04/17 18:51:24 sboag Exp $
+ * @(#)$Id: ContainsCall.java,v 1.2 2001/06/19 10:44:09 morten Exp $
*
* The Apache Software License, Version 1.1
*
@@ -77,28 +77,36 @@
private Expression _token = null;
/**
- *
+ * Create a contains() call - two arguments, both strings
*/
public ContainsCall(QName fname, Vector arguments) {
super(fname, arguments);
}
/**
- *
+ * This XPath function returns true/false values
*/
+ public boolean isBoolean() {
+ return true;
+ }
+
+ /**
+ * Type check the two parameters for this function
+ */
public Type typeCheck(SymbolTable stable) throws TypeCheckError {
+
// Check that the function was passed exactly two arguments
if (argumentCount() != 2) {
- ErrorMsg msg = new ErrorMsg("Illegal number of arguments "+
- "to contains() function");
- throw new TypeCheckError(msg);
+ throw new TypeCheckError(ErrorMsg.FUNRESOL_ERR, getName());
}
-
+
+ // The first argument must be a String, or cast to a String
_base = argument(0);
Type baseType = _base.typeCheck(stable);
if (baseType != Type.String)
_base = new CastExpr(_base, Type.String);
+ // The second argument must also be a String, or cast to a String
_token = argument(1);
Type tokenType = _token.typeCheck(stable);
if (tokenType != Type.String)
@@ -107,12 +115,17 @@
return _type = Type.Boolean;
}
-
+ /**
+ * Compile the expression - leave boolean expression on stack
+ */
public void translate(ClassGenerator classGen, MethodGenerator
methodGen) {
translateDesynthesized(classGen, methodGen);
synthesize(classGen, methodGen);
}
+ /**
+ * Compile expression and update true/false-lists
+ */
public void translateDesynthesized(ClassGenerator classGen,
MethodGenerator methodGen) {
final ConstantPoolGen cpg = classGen.getConstantPool();
1.6 +28 -3
xml-xalan/java/src/org/apache/xalan/xsltc/compiler/FunctionCall.java
Index: FunctionCall.java
===================================================================
RCS file:
/home/cvs/xml-xalan/java/src/org/apache/xalan/xsltc/compiler/FunctionCall.java,v
retrieving revision 1.5
retrieving revision 1.6
diff -u -r1.5 -r1.6
--- FunctionCall.java 2001/06/17 12:23:29 1.5
+++ FunctionCall.java 2001/06/19 10:44:09 1.6
@@ -1,5 +1,5 @@
/*
- * @(#)$Id: FunctionCall.java,v 1.5 2001/06/17 12:23:29 curcuru Exp $
+ * @(#)$Id: FunctionCall.java,v 1.6 2001/06/19 10:44:09 morten Exp $
*
* The Apache Software License, Version 1.1
*
@@ -164,6 +164,10 @@
this(fname, EmptyArgs);
}
+ public String getName() {
+ return(_fname.toString());
+ }
+
public void setParser(Parser parser) {
super.setParser(parser);
if (_arguments != null) {
@@ -175,7 +179,7 @@
}
}
}
-
+
/**
* Type check a function call. Since different type conversions apply,
* type checking is different for standard and external (Java) functions.
@@ -313,8 +317,29 @@
_arguments.setElementAt(exp, i);
}
+ /**
+ * Compile the function call and treat as an expression
+ * Update true/false-lists.
+ */
+ public void translateDesynthesized(ClassGenerator classGen,
+ MethodGenerator methodGen) {
+
+ Type type = Type.Boolean;
+ if (_chosenMethodType != null)
+ type = _chosenMethodType.resultType();
+
+ final InstructionList il = methodGen.getInstructionList();
+ translate(classGen, methodGen);
+
+ if ((type instanceof BooleanType) || (type instanceof IntType)) {
+ _falseList.add(il.append(new IFEQ(null)));
+ }
+ }
+
+
/**
- * Translate a function call.
+ * Translate a function call. The compiled code will leave the function's
+ * return value on the JVM's stack.
*/
public void translate(ClassGenerator classGen, MethodGenerator
methodGen) {
final int n = argumentCount();
1.5 +2 -1
xml-xalan/java/src/org/apache/xalan/xsltc/compiler/If.java
Index: If.java
===================================================================
RCS file:
/home/cvs/xml-xalan/java/src/org/apache/xalan/xsltc/compiler/If.java,v
retrieving revision 1.4
retrieving revision 1.5
diff -u -r1.4 -r1.5
--- If.java 2001/06/11 12:03:32 1.4
+++ If.java 2001/06/19 10:44:10 1.5
@@ -1,5 +1,5 @@
/*
- * @(#)$Id: If.java,v 1.4 2001/06/11 12:03:32 morten Exp $
+ * @(#)$Id: If.java,v 1.5 2001/06/19 10:44:10 morten Exp $
*
* The Apache Software License, Version 1.1
*
@@ -134,6 +134,7 @@
* The contents will be ignored if we know the test will always fail.
*/
public void translate(ClassGenerator classGen, MethodGenerator
methodGen) {
+
final InstructionList il = methodGen.getInstructionList();
_test.translateDesynthesized(classGen, methodGen);
// remember end of condition
1.6 +11 -18
xml-xalan/java/src/org/apache/xalan/xsltc/compiler/LogicalExpr.java
Index: LogicalExpr.java
===================================================================
RCS file:
/home/cvs/xml-xalan/java/src/org/apache/xalan/xsltc/compiler/LogicalExpr.java,v
retrieving revision 1.5
retrieving revision 1.6
diff -u -r1.5 -r1.6
--- LogicalExpr.java 2001/06/15 09:57:12 1.5
+++ LogicalExpr.java 2001/06/19 10:44:10 1.6
@@ -1,5 +1,5 @@
/*
- * @(#)$Id: LogicalExpr.java,v 1.5 2001/06/15 09:57:12 morten Exp $
+ * @(#)$Id: LogicalExpr.java,v 1.6 2001/06/19 10:44:10 morten Exp $
*
* The Apache Software License, Version 1.1
*
@@ -73,8 +73,9 @@
public static final int OR = 0;
public static final int AND = 1;
- private final int _op;
- private Expression _left, _right;
+ private final int _op; // operator
+ private Expression _left; // first operand
+ private Expression _right; // second operand
private static final String[] Ops = { "or", "and" };
@@ -131,10 +132,12 @@
if (haveType != null) {
// Check if left-hand side operand must be type casted
Type arg1 = (Type)haveType.argsType().elementAt(0);
- if (!arg1.identicalTo(tleft)) _left = new CastExpr(_left, arg1);
+ if (!arg1.identicalTo(tleft))
+ _left = new CastExpr(_left, arg1);
// Check if right-hand side operand must be type casted
Type arg2 = (Type) haveType.argsType().elementAt(1);
- if (!arg2.identicalTo(tright)) _right = new CastExpr(_right, arg1);
+ if (!arg2.identicalTo(tright))
+ _right = new CastExpr(_right, arg1);
// Return the result type for the operator we will use
return _type = haveType.resultType();
}
@@ -163,18 +166,12 @@
// Translate left hand side - must be true
_left.translateDesynthesized(classGen, methodGen);
- if ((_left instanceof FunctionCall) &&
- (!(_left instanceof ContainsCall)))
- _falseList.add(il.append(new IFEQ(null)));
// Need this for chaining any OR-expression children
InstructionHandle middle = il.append(NOP);
// Translate left right side - must be true
_right.translateDesynthesized(classGen, methodGen);
- if ((_right instanceof FunctionCall) &&
- (!(_right instanceof ContainsCall)))
- _falseList.add(il.append(new IFEQ(null)));
// Need this for chaining any OR-expression children
InstructionHandle after = il.append(NOP);
@@ -182,7 +179,8 @@
// Append child expression false-lists to our false-list
_falseList.append(_right._falseList.append(_left._falseList));
- // Special case for OR-expression as a left child of AND
+ // Special case for OR-expression as a left child of AND.
+ // The true-list of OR must point to second clause of AND.
if ((_left instanceof LogicalExpr) &&
(((LogicalExpr)_left).getOp() == OR)) {
((LogicalExpr)_left).backPatchTrueList(middle);
@@ -192,6 +190,7 @@
}
// Special case for OR-expression as a right child of AND
+ // The true-list of OR must point to true-list of AND.
if ((_right instanceof LogicalExpr) &&
(((LogicalExpr)_right).getOp() == OR)) {
((LogicalExpr)_right).backPatchTrueList(after);
@@ -205,9 +204,6 @@
else {
// Translate left-hand side expression and produce true/false list
_left.translateDesynthesized(classGen, methodGen);
- if ((_left instanceof FunctionCall) &&
- (!(_left instanceof ContainsCall)))
- _falseList.add(il.append(new IFEQ(null)));
// This GOTO is used to skip over the code for the last test
// in the case where the the first test succeeds
@@ -215,9 +211,6 @@
// Translate right-hand side expression and produce true/false list
_right.translateDesynthesized(classGen, methodGen);
- if ((_right instanceof FunctionCall) &&
- (!(_right instanceof ContainsCall)))
- _falseList.add(il.append(new IFEQ(null)));
_left._trueList.backPatch(ih);
_left._falseList.backPatch(ih.getNext());
1.5 +4 -3
xml-xalan/java/src/org/apache/xalan/xsltc/compiler/Param.java
Index: Param.java
===================================================================
RCS file:
/home/cvs/xml-xalan/java/src/org/apache/xalan/xsltc/compiler/Param.java,v
retrieving revision 1.4
retrieving revision 1.5
diff -u -r1.4 -r1.5
--- Param.java 2001/06/07 15:15:56 1.4
+++ Param.java 2001/06/19 10:44:10 1.5
@@ -1,5 +1,5 @@
/*
- * @(#)$Id: Param.java,v 1.4 2001/06/07 15:15:56 morten Exp $
+ * @(#)$Id: Param.java,v 1.5 2001/06/19 10:44:10 morten Exp $
*
* The Apache Software License, Version 1.1
*
@@ -145,6 +145,7 @@
if (name.length() > 0) {
_name = parser.getQName(name);
+ _name.clearDefaultNamespace();
}
else {
reportError(this, parser, ErrorMsg.NREQATTR_ERR, "name");
@@ -172,9 +173,9 @@
//!! check for redef
parser.getSymbolTable().addParam(this);
}
- else {
+ else if (parent instanceof Template) {
_isLocal = true;
- parent.addParam(this);
+ ((Template)parent).hasParams(true);
}
}
1.3 +2 -2
xml-xalan/java/src/org/apache/xalan/xsltc/compiler/QName.java
Index: QName.java
===================================================================
RCS file:
/home/cvs/xml-xalan/java/src/org/apache/xalan/xsltc/compiler/QName.java,v
retrieving revision 1.2
retrieving revision 1.3
diff -u -r1.2 -r1.3
--- QName.java 2001/06/06 10:45:25 1.2
+++ QName.java 2001/06/19 10:44:11 1.3
@@ -1,5 +1,5 @@
/*
- * @(#)$Id: QName.java,v 1.2 2001/06/06 10:45:25 morten Exp $
+ * @(#)$Id: QName.java,v 1.3 2001/06/19 10:44:11 morten Exp $
*
* The Apache Software License, Version 1.1
*
@@ -86,7 +86,7 @@
}
public void clearDefaultNamespace() {
- if ((_prefix == null) || (_prefix.equals(""))) {
+ if ((_prefix == null) || (_prefix.equals(Constants.EMPTYSTRING))) {
_namespace = null;
_stringRep = _localname;
_hashCode = _stringRep.hashCode() + 19; // cached for speed
1.2 +41 -3
xml-xalan/java/src/org/apache/xalan/xsltc/compiler/StartsWithCall.java
Index: StartsWithCall.java
===================================================================
RCS file:
/home/cvs/xml-xalan/java/src/org/apache/xalan/xsltc/compiler/StartsWithCall.java,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -r1.1 -r1.2
--- StartsWithCall.java 2001/04/17 18:51:47 1.1
+++ StartsWithCall.java 2001/06/19 10:44:11 1.2
@@ -1,5 +1,5 @@
/*
- * @(#)$Id: StartsWithCall.java,v 1.1 2001/04/17 18:51:47 sboag Exp $
+ * @(#)$Id: StartsWithCall.java,v 1.2 2001/06/19 10:44:11 morten Exp $
*
* The Apache Software License, Version 1.1
*
@@ -58,25 +58,63 @@
*
* @author Jacek Ambroziak
* @author Santiago Pericas-Geertsen
+ * @author Morten Jorgensen
*
*/
package org.apache.xalan.xsltc.compiler;
import java.util.Vector;
+
+import org.apache.xalan.xsltc.compiler.util.Type;
import de.fub.bytecode.generic.*;
import org.apache.xalan.xsltc.compiler.util.*;
final class StartsWithCall extends FunctionCall {
+
+ private Expression _base = null;
+ private Expression _token = null;
+
+ /**
+ * Create a starts-with() call - two arguments, both strings
+ */
public StartsWithCall(QName fname, Vector arguments) {
super(fname, arguments);
}
+ /**
+ * Type check the two parameters for this function
+ */
+ public Type typeCheck(SymbolTable stable) throws TypeCheckError {
+
+ // Check that the function was passed exactly two arguments
+ if (argumentCount() != 2) {
+ throw new TypeCheckError(ErrorMsg.FUNRESOL_ERR, getName());
+ }
+
+ // The first argument must be a String, or cast to a String
+ _base = argument(0);
+ Type baseType = _base.typeCheck(stable);
+ if (baseType != Type.String)
+ _base = new CastExpr(_base, Type.String);
+
+ // The second argument must also be a String, or cast to a String
+ _token = argument(1);
+ Type tokenType = _token.typeCheck(stable);
+ if (tokenType != Type.String)
+ _token = new CastExpr(_token, Type.String);
+
+ return _type = Type.Boolean;
+ }
+
+ /**
+ * Compile the expression - leave boolean expression on stack
+ */
public void translate(ClassGenerator classGen, MethodGenerator
methodGen) {
final ConstantPoolGen cpg = classGen.getConstantPool();
final InstructionList il = methodGen.getInstructionList();
- argument(0).translate(classGen, methodGen);
- argument(1).translate(classGen, methodGen);
+ _base.translate(classGen, methodGen);
+ _token.translate(classGen, methodGen);
il.append(new INVOKEVIRTUAL(cpg.addMethodref(STRING_CLASS,
"startsWith",
"("+STRING_SIG+")Z")));
1.4 +5 -2
xml-xalan/java/src/org/apache/xalan/xsltc/compiler/SymbolTable.java
Index: SymbolTable.java
===================================================================
RCS file:
/home/cvs/xml-xalan/java/src/org/apache/xalan/xsltc/compiler/SymbolTable.java,v
retrieving revision 1.3
retrieving revision 1.4
diff -u -r1.3 -r1.4
--- SymbolTable.java 2001/06/06 10:45:30 1.3
+++ SymbolTable.java 2001/06/19 10:44:11 1.4
@@ -1,5 +1,5 @@
/*
- * @(#)$Id: SymbolTable.java,v 1.3 2001/06/06 10:45:30 morten Exp $
+ * @(#)$Id: SymbolTable.java,v 1.4 2001/06/19 10:44:11 morten Exp $
*
* The Apache Software License, Version 1.1
*
@@ -92,10 +92,13 @@
}
public Template addTemplate(Template template) {
- return (Template)_templates.put(template.getName(), template);
+ final QName name = template.getName();
+ name.clearDefaultNamespace();
+ return (Template)_templates.put(name, template);
}
public Template lookupTemplate(QName name) {
+ name.clearDefaultNamespace();
return (Template)_templates.get(name);
}
1.6 +1 -20
xml-xalan/java/src/org/apache/xalan/xsltc/compiler/SyntaxTreeNode.java
Index: SyntaxTreeNode.java
===================================================================
RCS file:
/home/cvs/xml-xalan/java/src/org/apache/xalan/xsltc/compiler/SyntaxTreeNode.java,v
retrieving revision 1.5
retrieving revision 1.6
diff -u -r1.5 -r1.6
--- SyntaxTreeNode.java 2001/06/08 15:28:13 1.5
+++ SyntaxTreeNode.java 2001/06/19 10:44:11 1.6
@@ -1,5 +1,5 @@
/*
- * @(#)$Id: SyntaxTreeNode.java,v 1.5 2001/06/08 15:28:13 morten Exp $
+ * @(#)$Id: SyntaxTreeNode.java,v 1.6 2001/06/19 10:44:11 morten Exp $
*
* The Apache Software License, Version 1.1
*
@@ -88,11 +88,6 @@
// Contains all child nodes of this node
private final Vector _contents = new Vector(2);
- // All parameters defined in this AST node
- private Vector _params;
- // All variables defined in this AST node
- private Vector _vars;
-
// The QName of this element (contains uri, prefix and localname)
protected QName _qname;
// The attributes (if any) of this element
@@ -251,20 +246,6 @@
public final XSLTC getXSLTC() {
return _parser.getXSLTC();
- }
-
- //!! are these needed?
-
- public int addParam(Param param) {
- if (_params == null) {
- _params = new Vector(4);
- }
- _params.addElement(param);
- return _params.size() - 1;
- }
-
- public final boolean hasParams() {
- return _params != null;
}
/**
1.8 +10 -2
xml-xalan/java/src/org/apache/xalan/xsltc/compiler/Template.java
Index: Template.java
===================================================================
RCS file:
/home/cvs/xml-xalan/java/src/org/apache/xalan/xsltc/compiler/Template.java,v
retrieving revision 1.7
retrieving revision 1.8
diff -u -r1.7 -r1.8
--- Template.java 2001/06/06 17:48:58 1.7
+++ Template.java 2001/06/19 10:44:12 1.8
@@ -1,5 +1,5 @@
/*
- * @(#)$Id: Template.java,v 1.7 2001/06/06 17:48:58 tmiller Exp $
+ * @(#)$Id: Template.java,v 1.8 2001/06/19 10:44:12 morten Exp $
*
* The Apache Software License, Version 1.1
*
@@ -92,8 +92,16 @@
* classes (e.g., predicates, xsl:number, xsl:sort).
*/
private boolean _hasVariableFrame;
-
+ private boolean _hasParams = false;
private boolean _simplified = false;
+
+ public boolean hasParams() {
+ return _hasParams;
+ }
+
+ public void hasParams(boolean hasParams) {
+ _hasParams = hasParams;
+ }
public boolean isSimplified() {
return(_simplified);
1.6 +2 -1
xml-xalan/java/src/org/apache/xalan/xsltc/compiler/Variable.java
Index: Variable.java
===================================================================
RCS file:
/home/cvs/xml-xalan/java/src/org/apache/xalan/xsltc/compiler/Variable.java,v
retrieving revision 1.5
retrieving revision 1.6
diff -u -r1.5 -r1.6
--- Variable.java 2001/06/07 15:16:04 1.5
+++ Variable.java 2001/06/19 10:44:13 1.6
@@ -1,5 +1,5 @@
/*
- * @(#)$Id: Variable.java,v 1.5 2001/06/07 15:16:04 morten Exp $
+ * @(#)$Id: Variable.java,v 1.6 2001/06/19 10:44:13 morten Exp $
*
* The Apache Software License, Version 1.1
*
@@ -184,6 +184,7 @@
final String name = getAttribute("name");
if (name.length() > 0) {
_name = parser.getQName(name);
+ _name.clearDefaultNamespace();
}
else {
reportError(this, parser, ErrorMsg.NREQATTR_ERR, "name");
1.4 +19 -11
xml-xalan/java/src/org/apache/xalan/xsltc/compiler/xpath.cup
Index: xpath.cup
===================================================================
RCS file:
/home/cvs/xml-xalan/java/src/org/apache/xalan/xsltc/compiler/xpath.cup,v
retrieving revision 1.3
retrieving revision 1.4
diff -u -r1.3 -r1.4
--- xpath.cup 2001/06/06 17:48:59 1.3
+++ xpath.cup 2001/06/19 10:44:13 1.4
@@ -1,5 +1,5 @@
/*
- * @(#)$Id: xpath.cup,v 1.3 2001/06/06 17:48:59 tmiller Exp $
+ * @(#)$Id: xpath.cup,v 1.4 2001/06/19 10:44:13 morten Exp $
*
* Copyright 2000 Sun Microsystems, Inc. All Rights Reserved.
*
@@ -181,7 +181,7 @@
non terminal Object NodeTestPattern, NameTestPattern;
non terminal Vector Predicates, NonemptyArgumentList;
-non terminal QName QName, FunctionName;
+non terminal QName QName, FunctionName, VariableName;
non terminal Integer AxisName, AxisSpecifier;
non terminal Integer ChildOrAttributeAxisSpecifier;
@@ -579,7 +579,7 @@
* namespace info in the literal expression. This is used for
* element-available and function-available functions.
*/
- final int index = string.indexOf(':');
+ final int index = string.lastIndexOf(':');
final String prefix = index >= 0
? string.substring(0, index)
: Constants.EMPTYSTRING;
@@ -607,9 +607,12 @@
| FunctionCall:fc
{: RESULT = fc; :};
-VariableReference ::= DOLLAR QName:varName
+VariableReference ::= DOLLAR VariableName:varName
{:
+ // An empty qname prefix for a variable or parameter reference
+ // should map to the null namespace and not the default URI.
SyntaxTreeNode node = parser.lookupName(varName);
+
if (node != null) {
if (node instanceof Variable) {
RESULT = new VariableRef((Variable)node);
@@ -618,18 +621,17 @@
RESULT = new ParameterRef((Param)node);
}
else {
- //node.getParser().addFatalError("Cannot resolve
variable or parameter feference to "+varName);
- node.getParser().reportError(Constants.FATAL,
- new ErrorMsg(
- "Cannot resolve variable or parameter feference to "+
- varName));
+ node = null;
}
}
- else {
+
+ if (node == null) {
+ System.err.println("looking for var "+varName);
RESULT = parser.DummyVarRef;
- parser.addError(new ErrorMsg(ErrorMsg.VARUNDEF_ERR,
+ parser.addError(new ErrorMsg(ErrorMsg.VARUNDEF_ERR,
parser.getLineNumber(), varName));
}
+
:};
FunctionCall ::= FunctionName:fname LPAREN RPAREN
@@ -770,6 +772,12 @@
{:
fname.clearDefaultNamespace();
RESULT = fname;
+ :};
+
+VariableName ::= QName:vname
+ {:
+ vname.clearDefaultNamespace();
+ RESULT = vname;
:};
Argument ::= Expr:ex
1.6 +1 -4
xml-xalan/java/src/org/apache/xalan/xsltc/runtime/BasisLibrary.java
Index: BasisLibrary.java
===================================================================
RCS file:
/home/cvs/xml-xalan/java/src/org/apache/xalan/xsltc/runtime/BasisLibrary.java,v
retrieving revision 1.5
retrieving revision 1.6
diff -u -r1.5 -r1.6
--- BasisLibrary.java 2001/06/17 12:23:36 1.5
+++ BasisLibrary.java 2001/06/19 10:44:18 1.6
@@ -1,5 +1,5 @@
/*
- * @(#)$Id: BasisLibrary.java,v 1.5 2001/06/17 12:23:36 curcuru Exp $
+ * @(#)$Id: BasisLibrary.java,v 1.6 2001/06/19 10:44:18 morten Exp $
*
* The Apache Software License, Version 1.1
*
@@ -438,14 +438,11 @@
left.reset();
while ((lnode = left.next()) != NodeIterator.END) {
- //System.out.println("lnode = " + lnode);
final String lvalue = dom.getNodeValue(lnode);
- //System.out.println("lvalue = " + lvalue);
int rnode;
right.reset();
while ((rnode = right.next()) != NodeIterator.END) {
-
if (compareStrings(lvalue, dom.getNodeValue(rnode), op, dom)) {
return true;
}
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