01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. See the NOTICE file distributed with
04: * this work for additional information regarding copyright ownership.
05: * The ASF licenses this file to You under the Apache License, Version 2.0
06: * (the "License"); you may not use this file except in compliance with
07: * the License. You may obtain a copy of the License at
08: *
09: * 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: package org.apache.harmony.pack200.bytecode.forms;
18:
19: import org.apache.harmony.pack200.Pack200Exception;
20: import org.apache.harmony.pack200.SegmentConstantPool;
21: import org.apache.harmony.pack200.bytecode.ByteCode;
22: import org.apache.harmony.pack200.bytecode.ClassFileEntry;
23: import org.apache.harmony.pack200.bytecode.OperandManager;
24:
25: /**
26: * Abstract superclass of all classes that have class-specific
27: * references to constant pool information.
28: * These classes have a context (a string representing a pack200 class)
29: * i.e., they send getClassSpecificPoolEntry instead of getConstantPoolEntry.
30: *
31: */
32: public abstract class ClassSpecificReferenceForm extends ReferenceForm {
33:
34: public ClassSpecificReferenceForm(int opcode, String name,
35: int[] rewrite) {
36: super (opcode, name, rewrite);
37: // TODO Auto-generated constructor stub
38: }
39:
40: protected abstract int getOffset(OperandManager operandManager);
41:
42: protected abstract int getPoolID();
43:
44: protected abstract String context(OperandManager operandManager);
45:
46: protected void setNestedEntries(ByteCode byteCode,
47: OperandManager operandManager, int offset)
48: throws Pack200Exception {
49: SegmentConstantPool globalPool = operandManager
50: .globalConstantPool();
51: ClassFileEntry[] nested = null;
52: nested = new ClassFileEntry[] { globalPool
53: .getClassSpecificPoolEntry(getPoolID(), offset,
54: context(operandManager)) };
55: byteCode.setNested(nested);
56: byteCode.setNestedPositions(new int[][] { { 0, 2 } });
57: }
58:
59: }
|