1 /*

     2  * reserved comment block

     3  * DO NOT REMOVE OR ALTER!

     4  */

     5 /*

     6  * Copyright 2001-2004 The Apache Software Foundation.

     7  *

     8  * Licensed under the Apache License, Version 2.0 (the "License");

     9  * you may not use this file except in compliance with the License.

    10  * You may obtain a copy of the License at

    11  *

    12  *     http://www.apache.org/licenses/LICENSE-2.0

    13  *

    14  * Unless required by applicable law or agreed to in writing, software

    15  * distributed under the License is distributed on an "AS IS" BASIS,

    16  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

    17  * See the License for the specific language governing permissions and

    18  * limitations under the License.

    19  */

    20 /*

    21  * $Id: GenerateIdCall.java,v 1.2.4.1 2005/09/01 15:33:17 pvedula Exp $

    22  */

    23 

    24 package com.sun.org.apache.xalan.internal.xsltc.compiler;

    25 

    26 import java.util.Vector;

    27 

    28 import com.sun.org.apache.bcel.internal.generic.ConstantPoolGen;

    29 import com.sun.org.apache.bcel.internal.generic.INVOKESTATIC;

    30 import com.sun.org.apache.bcel.internal.generic.InstructionList;

    31 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.ClassGenerator;

    32 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.MethodGenerator;

    33 

    34 /**

    35  * @author Jacek Ambroziak

    36  * @author Santiago Pericas-Geertsen

    37  */

    38 final class GenerateIdCall extends FunctionCall {

    39     public GenerateIdCall(QName fname, Vector arguments) {

    40         super(fname, arguments);

    41     }

    42 

    43     public void translate(ClassGenerator classGen, MethodGenerator methodGen) {

    44         final InstructionList il = methodGen.getInstructionList();

    45         if (argumentCount() == 0) {

    46            il.append(methodGen.loadContextNode());

    47         }

    48         else {                  // one argument

    49             argument().translate(classGen, methodGen);

    50         }

    51         final ConstantPoolGen cpg = classGen.getConstantPool();

    52         il.append(new INVOKESTATIC(cpg.addMethodref(BASIS_LIBRARY_CLASS,

    53                                                     "generate_idF",

    54                                                     // reuse signature

    55                                                     GET_NODE_NAME_SIG)));

    56     }

    57 }