Source Code Cross Referenced for UnsyncByteArrayOutputStream.java in  » 6.0-JDK-Modules-com.sun » xws-security » com » sun » xml » wss » impl » misc » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » 6.0 JDK Modules com.sun » xws security » com.sun.xml.wss.impl.misc 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * Copyright  1999-2004 The Apache Software Foundation.
003:         *
004:         *  Licensed under the Apache License, Version 2.0 (the "License");
005:         *  you may not use this file except in compliance with the License.
006:         *  You may obtain a copy of the License at
007:         *
008:         *      http://www.apache.org/licenses/LICENSE-2.0
009:         *
010:         *  Unless required by applicable law or agreed to in writing, software
011:         *  distributed under the License is distributed on an "AS IS" BASIS,
012:         *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013:         *  See the License for the specific language governing permissions and
014:         *  limitations under the License.
015:         *
016:         */
017:
018:        /*
019:         * The contents of this file are subject to the terms
020:         * of the Common Development and Distribution License
021:         * (the License).  You may not use this file except in
022:         * compliance with the License.
023:         * 
024:         * You can obtain a copy of the license at
025:         * https://glassfish.dev.java.net/public/CDDLv1.0.html.
026:         * See the License for the specific language governing
027:         * permissions and limitations under the License.
028:         * 
029:         * When distributing Covered Code, include this CDDL
030:         * Header Notice in each file and include the License file
031:         * at https://glassfish.dev.java.net/public/CDDLv1.0.html.
032:         * If applicable, add the following below the CDDL Header,
033:         * with the fields enclosed by brackets [] replaced by
034:         * you own identifying information:
035:         * "Portions Copyrighted [year] [name of copyright owner]"
036:         * 
037:         * Copyright 2006 Sun Microsystems Inc. All Rights Reserved
038:         */
039:
040:        package com.sun.xml.wss.impl.misc;
041:
042:        import java.io.ByteArrayOutputStream;
043:
044:        /**
045:         * A simple Unsynced ByteArryOutputStream
046:         * @author raul
047:         *
048:         */
049:        public class UnsyncByteArrayOutputStream extends ByteArrayOutputStream {
050:            int size = 4 * 1024;
051:            //redefines member buf : But this is a class obtained from Apache, see license above
052:            //Findbugs shows this as a correctness issue.
053:            byte[] buf = null;
054:            int pos = 0;
055:
056:            public UnsyncByteArrayOutputStream() {
057:                buf = new byte[size];
058:            }
059:
060:            public UnsyncByteArrayOutputStream(int size) {
061:                this .size = size;
062:                buf = new byte[size];
063:            }
064:
065:            /** @inheritDoc */
066:            public void write(byte[] arg0) {
067:                int newPos = pos + arg0.length;
068:                if (newPos > size) {
069:                    expandSize();
070:                }
071:                System.arraycopy(arg0, 0, buf, pos, arg0.length);
072:                pos = newPos;
073:            }
074:
075:            /** @inheritDoc */
076:            public void write(byte[] arg0, int arg1, int arg2) {
077:                int newPos = pos + arg2;
078:                if (newPos > size) {
079:                    expandSize();
080:                }
081:                System.arraycopy(arg0, arg1, buf, pos, arg2);
082:                pos = newPos;
083:            }
084:
085:            /** @inheritDoc */
086:            public void write(int arg0) {
087:                if (pos >= size) {
088:                    expandSize();
089:                }
090:                buf[pos++] = (byte) arg0;
091:            }
092:
093:            /** @inheritDoc */
094:            public byte[] toByteArray() {
095:                byte result[] = new byte[pos];
096:                System.arraycopy(buf, 0, result, 0, pos);
097:                return result;
098:            }
099:
100:            /** @inheritDoc */
101:            public void reset() {
102:                pos = 0;
103:            }
104:
105:            /** @inheritDoc */
106:            void expandSize() {
107:                int newSize = size << 2;
108:                byte newBuf[] = new byte[newSize];
109:                System.arraycopy(buf, 0, newBuf, 0, pos);
110:                buf = newBuf;
111:                size = newSize;
112:            }
113:
114:            public int getLength() {
115:                return pos;
116:            }
117:
118:            public byte[] getBytes() {
119:                return buf;
120:            }
121:        }
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