- /*
- * Copyright 2001-2004 The Apache Software Foundation.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
- /*
- * $Id: NamespaceUriCall.java,v 1.6 2004/02/16 22:24:29 minchau Exp $
- */
-
- package com.sun.org.apache.xalan.internal.xsltc.compiler;
-
- import java.util.Vector;
-
- import com.sun.org.apache.bcel.internal.generic.ConstantPoolGen;
- import com.sun.org.apache.bcel.internal.generic.INVOKEINTERFACE;
- import com.sun.org.apache.bcel.internal.generic.InstructionList;
- import com.sun.org.apache.xalan.internal.xsltc.compiler.util.ClassGenerator;
- import com.sun.org.apache.xalan.internal.xsltc.compiler.util.MethodGenerator;
-
- /**
- * @author Morten Jorgensen
- */
- final class NamespaceUriCall extends NameBase {
-
- /**
- * Handles calls with no parameter (current node is implicit parameter).
- */
- public NamespaceUriCall(QName fname) {
- super(fname);
- }
-
- /**
- * Handles calls with one parameter (either node or node-set).
- */
- public NamespaceUriCall(QName fname, Vector arguments) {
- super(fname, arguments);
- }
-
- /**
- * Translate code that leaves a node's namespace URI (as a String)
- * on the stack
- */
- public void translate(ClassGenerator classGen,
- MethodGenerator methodGen) {
- final ConstantPoolGen cpg = classGen.getConstantPool();
- final InstructionList il = methodGen.getInstructionList();
-
- // Returns the string value for a node in the DOM
- final int getNamespace = cpg.addInterfaceMethodref(DOM_INTF,
- "getNamespaceName",
- "(I)"+STRING_SIG);
- super.translate(classGen, methodGen);
- il.append(new INVOKEINTERFACE(getNamespace, 2));
- }
- }