KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > org > apache > tools > ant > taskdefs > optional > depend > constantpool > DoubleCPInfo


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.tools.ant.taskdefs.optional.depend.constantpool;
19
20 import java.io.DataInputStream JavaDoc;
21 import java.io.IOException JavaDoc;
22
23 /**
24  * The constant pool entry subclass used to represent double constant
25  * values.
26  *
27  */
28 public class DoubleCPInfo extends ConstantCPInfo {
29     /**
30      * Constructor
31      */
32     public DoubleCPInfo() {
33         super(CONSTANT_DOUBLE, 2);
34     }
35
36     /**
37      * read a constant pool entry from a class stream.
38      *
39      * @param cpStream the DataInputStream which contains the constant pool
40      * entry to be read.
41      * @exception IOException if there is a problem reading the entry from the
42      * stream.
43      */
44     public void read(DataInputStream JavaDoc cpStream) throws IOException JavaDoc {
45         setValue(new Double JavaDoc(cpStream.readDouble()));
46     }
47
48     /**
49      * Print a readable version of the constant pool entry.
50      *
51      * @return the string representation of this constant pool entry.
52      */
53     public String JavaDoc toString() {
54         return "Double Constant Pool Entry: " + getValue();
55     }
56
57 }
58
59
Popular Tags