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src/java.xml/share/classes/com/sun/org/apache/xalan/internal/xsltc/compiler/Choose.java

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   1 /*
   2  * Copyright (c) 2015, 2017, Oracle and/or its affiliates. All rights reserved.
   3  * @LastModified: Oct 2017
   4  */
   5 /*
   6  * Licensed to the Apache Software Foundation (ASF) under one or more
   7  * contributor license agreements.  See the NOTICE file distributed with
   8  * this work for additional information regarding copyright ownership.
   9  * The ASF licenses this file to You under the Apache License, Version 2.0
  10  * (the "License"); you may not use this file except in compliance with
  11  * the License.  You may obtain a copy of the License at
  12  *
  13  *     http://www.apache.org/licenses/LICENSE-2.0
  14  *
  15  * Unless required by applicable law or agreed to in writing, software
  16  * distributed under the License is distributed on an "AS IS" BASIS,
  17  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  18  * See the License for the specific language governing permissions and
  19  * limitations under the License.
  20  */
  21 /*
  22  * $Id: Choose.java,v 1.2.4.1 2005/09/01 12:00:14 pvedula Exp $
  23  */


  28 import com.sun.org.apache.bcel.internal.generic.GOTO;
  29 import com.sun.org.apache.bcel.internal.generic.IFEQ;
  30 import com.sun.org.apache.bcel.internal.generic.InstructionHandle;
  31 import com.sun.org.apache.bcel.internal.generic.InstructionList;
  32 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.ClassGenerator;
  33 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.ErrorMsg;
  34 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.MethodGenerator;
  35 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.Type;
  36 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.TypeCheckError;
  37 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.Util;
  38 import java.util.ArrayList;
  39 import java.util.Collections;
  40 import java.util.Enumeration;
  41 import java.util.Iterator;
  42 import java.util.List;
  43 
  44 /**
  45  * @author Jacek Ambroziak
  46  * @author Santiago Pericas-Geertsen
  47  * @author Morten Jorgensen

  48  */
  49 final class Choose extends Instruction {
  50 
  51     /**
  52      * Display the element contents (a lot of when's and an otherwise)
  53      */
  54     public void display(int indent) {
  55         indent(indent);
  56         Util.println("Choose");
  57         indent(indent + IndentIncrement);
  58         displayContents(indent + IndentIncrement);
  59     }
  60 
  61     /**
  62      * Translate this Choose element. Generate a test-chain for the various
  63      * <xsl:when> elements and default to the <xsl:otherwise> if present.
  64      */
  65     public void translate(ClassGenerator classGen, MethodGenerator methodGen) {
  66         final List<SyntaxTreeNode> whenElements = new ArrayList<>();
  67         Otherwise otherwise = null;


   1 /*
   2  * Copyright (c) 2015, 2017, Oracle and/or its affiliates. All rights reserved.

   3  */
   4 /*
   5  * Licensed to the Apache Software Foundation (ASF) under one or more
   6  * contributor license agreements.  See the NOTICE file distributed with
   7  * this work for additional information regarding copyright ownership.
   8  * The ASF licenses this file to You under the Apache License, Version 2.0
   9  * (the "License"); you may not use this file except in compliance with
  10  * the License.  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: Choose.java,v 1.2.4.1 2005/09/01 12:00:14 pvedula Exp $
  22  */


  27 import com.sun.org.apache.bcel.internal.generic.GOTO;
  28 import com.sun.org.apache.bcel.internal.generic.IFEQ;
  29 import com.sun.org.apache.bcel.internal.generic.InstructionHandle;
  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.ErrorMsg;
  33 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.MethodGenerator;
  34 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.Type;
  35 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.TypeCheckError;
  36 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.Util;
  37 import java.util.ArrayList;
  38 import java.util.Collections;
  39 import java.util.Enumeration;
  40 import java.util.Iterator;
  41 import java.util.List;
  42 
  43 /**
  44  * @author Jacek Ambroziak
  45  * @author Santiago Pericas-Geertsen
  46  * @author Morten Jorgensen
  47  * @LastModified: Oct 2017
  48  */
  49 final class Choose extends Instruction {
  50 
  51     /**
  52      * Display the element contents (a lot of when's and an otherwise)
  53      */
  54     public void display(int indent) {
  55         indent(indent);
  56         Util.println("Choose");
  57         indent(indent + IndentIncrement);
  58         displayContents(indent + IndentIncrement);
  59     }
  60 
  61     /**
  62      * Translate this Choose element. Generate a test-chain for the various
  63      * <xsl:when> elements and default to the <xsl:otherwise> if present.
  64      */
  65     public void translate(ClassGenerator classGen, MethodGenerator methodGen) {
  66         final List<SyntaxTreeNode> whenElements = new ArrayList<>();
  67         Otherwise otherwise = null;


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