src/java.xml/share/classes/com/sun/org/apache/xalan/internal/xsltc/compiler/FilterExpr.java
changeset 47359 e1a6c0168741
parent 47216 71c04702a3d5
child 47712 bde0215f1f70
equal deleted inserted replaced
47358:d07d5f7cab35 47359:e1a6c0168741
     1 /*
     1 /*
     2  * reserved comment block
     2  * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
     3  * DO NOT REMOVE OR ALTER!
     3  * @LastModified: Oct 2017
     4  */
     4  */
     5 /*
     5 /*
     6  * Licensed to the Apache Software Foundation (ASF) under one or more
     6  * Licensed to the Apache Software Foundation (ASF) under one or more
     7  * contributor license agreements.  See the NOTICE file distributed with
     7  * contributor license agreements.  See the NOTICE file distributed with
     8  * this work for additional information regarding copyright ownership.
     8  * this work for additional information regarding copyright ownership.
    19  * limitations under the License.
    19  * limitations under the License.
    20  */
    20  */
    21 
    21 
    22 package com.sun.org.apache.xalan.internal.xsltc.compiler;
    22 package com.sun.org.apache.xalan.internal.xsltc.compiler;
    23 
    23 
    24 import java.util.Vector;
       
    25 
       
    26 import com.sun.org.apache.bcel.internal.generic.ALOAD;
    24 import com.sun.org.apache.bcel.internal.generic.ALOAD;
    27 import com.sun.org.apache.bcel.internal.generic.ASTORE;
    25 import com.sun.org.apache.bcel.internal.generic.ASTORE;
    28 import com.sun.org.apache.bcel.internal.generic.ConstantPoolGen;
    26 import com.sun.org.apache.bcel.internal.generic.ConstantPoolGen;
    29 import com.sun.org.apache.bcel.internal.generic.ILOAD;
    27 import com.sun.org.apache.bcel.internal.generic.ILOAD;
    30 import com.sun.org.apache.bcel.internal.generic.INVOKEINTERFACE;
       
    31 import com.sun.org.apache.bcel.internal.generic.INVOKESPECIAL;
    28 import com.sun.org.apache.bcel.internal.generic.INVOKESPECIAL;
    32 import com.sun.org.apache.bcel.internal.generic.INVOKESTATIC;
    29 import com.sun.org.apache.bcel.internal.generic.ISTORE;
    33 import com.sun.org.apache.bcel.internal.generic.InstructionList;
    30 import com.sun.org.apache.bcel.internal.generic.InstructionList;
    34 import com.sun.org.apache.bcel.internal.generic.ISTORE;
       
    35 import com.sun.org.apache.bcel.internal.generic.LocalVariableGen;
    31 import com.sun.org.apache.bcel.internal.generic.LocalVariableGen;
    36 import com.sun.org.apache.bcel.internal.generic.NEW;
    32 import com.sun.org.apache.bcel.internal.generic.NEW;
    37 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.ClassGenerator;
    33 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.ClassGenerator;
    38 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.MethodGenerator;
    34 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.MethodGenerator;
    39 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.NodeSetType;
    35 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.NodeSetType;
    40 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.ReferenceType;
    36 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.ReferenceType;
    41 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.Type;
    37 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.Type;
    42 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.TypeCheckError;
    38 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.TypeCheckError;
    43 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.Util;
    39 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.Util;
       
    40 import java.util.List;
    44 
    41 
    45 /**
    42 /**
    46  * @author Jacek Ambroziak
    43  * @author Jacek Ambroziak
    47  * @author Santiago Pericas-Geertsen
    44  * @author Santiago Pericas-Geertsen
    48  * @author Morten Jorgensen
    45  * @author Morten Jorgensen
    55     private Expression   _primary;
    52     private Expression   _primary;
    56 
    53 
    57     /**
    54     /**
    58      * Array of predicates in '(e)[p1]...[pn]'.
    55      * Array of predicates in '(e)[p1]...[pn]'.
    59      */
    56      */
    60     private final Vector _predicates;
    57     private final List<Expression> _predicates;
    61 
    58 
    62     public FilterExpr(Expression primary, Vector predicates) {
    59     public FilterExpr(Expression primary, List<Expression> predicates) {
    63         _primary = primary;
    60         _primary = primary;
    64         _predicates = predicates;
    61         _predicates = predicates;
    65         primary.setParent(this);
    62         primary.setParent(this);
    66     }
    63     }
    67 
    64 
    76         super.setParser(parser);
    73         super.setParser(parser);
    77         _primary.setParser(parser);
    74         _primary.setParser(parser);
    78         if (_predicates != null) {
    75         if (_predicates != null) {
    79             final int n = _predicates.size();
    76             final int n = _predicates.size();
    80             for (int i = 0; i < n; i++) {
    77             for (int i = 0; i < n; i++) {
    81                 final Expression exp = (Expression)_predicates.elementAt(i);
    78                 final Expression exp = (Expression)_predicates.get(i);
    82                 exp.setParser(parser);
    79                 exp.setParser(parser);
    83                 exp.setParent(this);
    80                 exp.setParent(this);
    84             }
    81             }
    85         }
    82         }
    86     }
    83     }
   110         }
   107         }
   111 
   108 
   112         // Type check predicates and turn all optimizations off if appropriate
   109         // Type check predicates and turn all optimizations off if appropriate
   113         int n = _predicates.size();
   110         int n = _predicates.size();
   114         for (int i = 0; i < n; i++) {
   111         for (int i = 0; i < n; i++) {
   115             Predicate pred = (Predicate) _predicates.elementAt(i);
   112             Predicate pred = (Predicate) _predicates.get(i);
   116 
   113 
   117             if (!canOptimize) {
   114             if (!canOptimize) {
   118                 pred.dontOptimize();
   115                 pred.dontOptimize();
   119             }
   116             }
   120             pred.typeCheck(stable);
   117             pred.typeCheck(stable);