org.apache.xalan.xsltc.compiler.SimpleAttributeValue Maven / Gradle / Ivy
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Serializer to write out XML, HTML etc. as a stream of characters from an input DOM or from input
SAX events.
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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: SimpleAttributeValue.java 468650 2006-10-28 07:03:30Z minchau $
*/
package org.apache.xalan.xsltc.compiler;
import org.apache.bcel.generic.ConstantPoolGen;
import org.apache.bcel.generic.InstructionList;
import org.apache.bcel.generic.PUSH;
import org.apache.xalan.xsltc.compiler.util.ClassGenerator;
import org.apache.xalan.xsltc.compiler.util.MethodGenerator;
import org.apache.xalan.xsltc.compiler.util.Type;
import org.apache.xalan.xsltc.compiler.util.TypeCheckError;
/**
* @author Jacek Ambroziak
* @author Santiago Pericas-Geertsen
*/
final class SimpleAttributeValue extends AttributeValue {
private String _value; // The attributes value (literate string).
/**
* Creates a new simple attribute value.
* @param value the attribute value.
*/
public SimpleAttributeValue(String value) {
_value = value;
}
/**
* Returns this attribute value's type (String).
* @param stable The compiler/parser's symbol table
*/
public Type typeCheck(SymbolTable stable) throws TypeCheckError {
return _type = Type.String;
}
public String toString() {
return _value;
}
protected boolean contextDependent() {
return false;
}
/**
* Translate this attribute value into JVM bytecodes that pushes the
* attribute value onto the JVM's stack.
* @param classGen BCEL Java class generator
* @param methodGen BCEL Java method generator
*/
public void translate(ClassGenerator classGen, MethodGenerator methodGen) {
final ConstantPoolGen cpg = classGen.getConstantPool();
final InstructionList il = methodGen.getInstructionList();
il.append(new PUSH(cpg, _value));
}
}