1 /*
2 * reserved comment block
3 * DO NOT REMOVE OR ALTER!
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 package com.sun.org.apache.bcel.internal.generic;
23
24 import java.io.DataOutputStream;
25 import java.io.IOException;
26
27 import com.sun.org.apache.bcel.internal.Const;
28 import com.sun.org.apache.bcel.internal.ExceptionConst;
29 import com.sun.org.apache.bcel.internal.classfile.ConstantInvokeDynamic;
30 import com.sun.org.apache.bcel.internal.classfile.ConstantNameAndType;
31 import com.sun.org.apache.bcel.internal.classfile.ConstantPool;
32 import com.sun.org.apache.bcel.internal.util.ByteSequence;
33
34 /**
35 * Class for INVOKEDYNAMIC. Not an instance of InvokeInstruction, since that class
36 * expects to be able to get the class of the method. Ignores the bootstrap
37 * mechanism entirely.
38 *
39 * @version $Id: InvokeInstruction.java 1152072 2011-07-29 01:54:05Z dbrosius $
40 * @see
41 * <a href="http://docs.oracle.com/javase/specs/jvms/se8/html/jvms-6.html#jvms-6.5.invokedynamic">
42 * The invokedynamic instruction in The Java Virtual Machine Specification</a>
43 * @since 6.0
44 */
45 public class INVOKEDYNAMIC extends InvokeInstruction {
46
47 /**
48 * Empty constructor needed for the Class.newInstance() statement in
49 * Instruction.readInstruction(). Not to be used otherwise.
50 */
51 INVOKEDYNAMIC() {
52 }
53
54
55 public INVOKEDYNAMIC(final int index) {
56 super(Const.INVOKEDYNAMIC, index);
57 }
58
59
60 /**
61 * Dump instruction as byte code to stream out.
62 * @param out Output stream
63 */
107 * call methods according to the class hierarchy in descending order,
108 * i.e., the most specific visitXXX() call comes last.
109 *
110 * @param v Visitor object
111 */
112 @Override
113 public void accept( final Visitor v ) {
114 v.visitExceptionThrower(this);
115 v.visitTypedInstruction(this);
116 v.visitStackConsumer(this);
117 v.visitStackProducer(this);
118 v.visitLoadClass(this);
119 v.visitCPInstruction(this);
120 v.visitFieldOrMethod(this);
121 v.visitInvokeInstruction(this);
122 v.visitINVOKEDYNAMIC(this);
123 }
124
125 /**
126 * Override the parent method because our classname is held elsewhere.
127 */
128 @Override
129 public String getClassName( final ConstantPoolGen cpg ) {
130 final ConstantPool cp = cpg.getConstantPool();
131 final ConstantInvokeDynamic cid = (ConstantInvokeDynamic) cp.getConstant(super.getIndex(), Const.CONSTANT_InvokeDynamic);
132 return ((ConstantNameAndType) cp.getConstant(cid.getNameAndTypeIndex())).getName(cp);
133 }
134 }
|
1 /*
2 * Copyright (c) 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 package com.sun.org.apache.bcel.internal.generic;
22
23 import java.io.DataOutputStream;
24 import java.io.IOException;
25
26 import com.sun.org.apache.bcel.internal.Const;
27 import com.sun.org.apache.bcel.internal.ExceptionConst;
28 import com.sun.org.apache.bcel.internal.classfile.ConstantInvokeDynamic;
29 import com.sun.org.apache.bcel.internal.classfile.ConstantNameAndType;
30 import com.sun.org.apache.bcel.internal.classfile.ConstantPool;
31 import com.sun.org.apache.bcel.internal.util.ByteSequence;
32
33 /**
34 * Class for INVOKEDYNAMIC. Not an instance of InvokeInstruction, since that class
35 * expects to be able to get the class of the method. Ignores the bootstrap
36 * mechanism entirely.
37 *
38 * @version $Id: InvokeInstruction.java 1152072 2011-07-29 01:54:05Z dbrosius $
39 * @see
40 * <a href="http://docs.oracle.com/javase/specs/jvms/se8/html/jvms-6.html#jvms-6.5.invokedynamic">
41 * The invokedynamic instruction in The Java Virtual Machine Specification</a>
42 * @since 6.0
43 * @LastModified: Nov 2017
44 */
45 public class INVOKEDYNAMIC extends InvokeInstruction {
46
47 /**
48 * Empty constructor needed for the Class.newInstance() statement in
49 * Instruction.readInstruction(). Not to be used otherwise.
50 */
51 INVOKEDYNAMIC() {
52 }
53
54
55 public INVOKEDYNAMIC(final int index) {
56 super(Const.INVOKEDYNAMIC, index);
57 }
58
59
60 /**
61 * Dump instruction as byte code to stream out.
62 * @param out Output stream
63 */
107 * call methods according to the class hierarchy in descending order,
108 * i.e., the most specific visitXXX() call comes last.
109 *
110 * @param v Visitor object
111 */
112 @Override
113 public void accept( final Visitor v ) {
114 v.visitExceptionThrower(this);
115 v.visitTypedInstruction(this);
116 v.visitStackConsumer(this);
117 v.visitStackProducer(this);
118 v.visitLoadClass(this);
119 v.visitCPInstruction(this);
120 v.visitFieldOrMethod(this);
121 v.visitInvokeInstruction(this);
122 v.visitINVOKEDYNAMIC(this);
123 }
124
125 /**
126 * Override the parent method because our classname is held elsewhere.
127 *
128 * @param cpg the ConstantPool generator
129 * @deprecated in FieldOrMethod
130 *
131 * @return name of the referenced class/interface
132 */
133 @Override
134 @Deprecated
135 public String getClassName( final ConstantPoolGen cpg ) {
136 final ConstantPool cp = cpg.getConstantPool();
137 final ConstantInvokeDynamic cid = (ConstantInvokeDynamic) cp.getConstant(super.getIndex(), Const.CONSTANT_InvokeDynamic);
138 return ((ConstantNameAndType) cp.getConstant(cid.getNameAndTypeIndex())).getName(cp);
139 }
140 }
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