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      1 /*
      2  * Licensed to the Apache Software Foundation (ASF) under one or more
      3  * contributor license agreements.  See the NOTICE file distributed with
      4  * this work for additional information regarding copyright ownership.
      5  * The ASF licenses this file to You under the Apache License, Version 2.0
      6  * (the "License"); you may not use this file except in compliance with
      7  * the License.  You may obtain a copy of the License at
      8  *
      9  *      http://www.apache.org/licenses/LICENSE-2.0
     10  *
     11  *  Unless required by applicable law or agreed to in writing, software
     12  *  distributed under the License is distributed on an "AS IS" BASIS,
     13  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     14  *  See the License for the specific language governing permissions and
     15  *  limitations under the License.
     16  *
     17  */
     18 package org.apache.bcel.classfile;
     19 
     20 import java.io.DataInput;
     21 import java.io.IOException;
     22 
     23 import org.apache.bcel.Const;
     24 
     25 /**
     26  * This class represents a constant pool reference to an interface method.
     27  *
     28  * @version $Id$
     29  */
     30 public final class ConstantInterfaceMethodref extends ConstantCP {
     31 
     32     /**
     33      * Initialize from another object.
     34      */
     35     public ConstantInterfaceMethodref(final ConstantInterfaceMethodref c) {
     36         super(Const.CONSTANT_InterfaceMethodref, c.getClassIndex(), c.getNameAndTypeIndex());
     37     }
     38 
     39 
     40     /**
     41      * Initialize instance from input data.
     42      *
     43      * @param input input stream
     44      * @throws IOException
     45      */
     46     ConstantInterfaceMethodref(final DataInput input) throws IOException {
     47         super(Const.CONSTANT_InterfaceMethodref, input);
     48     }
     49 
     50 
     51     /**
     52      * @param class_index Reference to the class containing the method
     53      * @param name_and_type_index and the method signature
     54      */
     55     public ConstantInterfaceMethodref(final int class_index, final int name_and_type_index) {
     56         super(Const.CONSTANT_InterfaceMethodref, class_index, name_and_type_index);
     57     }
     58 
     59 
     60     /**
     61      * Called by objects that are traversing the nodes of the tree implicitely
     62      * defined by the contents of a Java class. I.e., the hierarchy of methods,
     63      * fields, attributes, etc. spawns a tree of objects.
     64      *
     65      * @param v Visitor object
     66      */
     67     @Override
     68     public void accept( final Visitor v ) {
     69         v.visitConstantInterfaceMethodref(this);
     70     }
     71 }
     72