- /*
- * 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: UnparsedEntityUriCall.java,v 1.6 2004/02/16 22:25:10 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;
- import com.sun.org.apache.xalan.internal.xsltc.compiler.util.StringType;
- import com.sun.org.apache.xalan.internal.xsltc.compiler.util.Type;
- import com.sun.org.apache.xalan.internal.xsltc.compiler.util.TypeCheckError;
-
- /**
- * @author Jacek Ambroziak
- * @author Santiago Pericas-Geertsen
- * @author Morten Jorgensen
- */
- final class UnparsedEntityUriCall extends FunctionCall {
- private Expression _entity;
-
- public UnparsedEntityUriCall(QName fname, Vector arguments) {
- super(fname, arguments);
- _entity = argument();
- }
-
- public Type typeCheck(SymbolTable stable) throws TypeCheckError {
- final Type entity = _entity.typeCheck(stable);
- if (entity instanceof StringType == false) {
- _entity = new CastExpr(_entity, Type.String);
- }
- return _type = Type.String;
- }
-
- public void translate(ClassGenerator classGen, MethodGenerator methodGen) {
- final ConstantPoolGen cpg = classGen.getConstantPool();
- final InstructionList il = methodGen.getInstructionList();
- // Feck the this pointer on the stack...
- il.append(methodGen.loadDOM());
- // ...then the entity name...
- _entity.translate(classGen, methodGen);
- // ...to get the URI from the DOM object.
- il.append(new INVOKEINTERFACE(
- cpg.addInterfaceMethodref(DOM_INTF,
- GET_UNPARSED_ENTITY_URI,
- GET_UNPARSED_ENTITY_URI_SIG),
- 2));
- }
- }