001: /*
002: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
003: *
004: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
005: *
006: * The contents of this file are subject to the terms of either the GNU
007: * General Public License Version 2 only ("GPL") or the Common Development
008: * and Distribution License("CDDL") (collectively, the "License"). You
009: * may not use this file except in compliance with the License. You can obtain
010: * a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html
011: * or glassfish/bootstrap/legal/LICENSE.txt. See the License for the specific
012: * language governing permissions and limitations under the License.
013: *
014: * When distributing the software, include this License Header Notice in each
015: * file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
016: * Sun designates this particular file as subject to the "Classpath" exception
017: * as provided by Sun in the GPL Version 2 section of the License file that
018: * accompanied this code. If applicable, add the following below the License
019: * Header, with the fields enclosed by brackets [] replaced by your own
020: * identifying information: "Portions Copyrighted [year]
021: * [name of copyright owner]"
022: *
023: * Contributor(s):
024: *
025: * If you wish your version of this file to be governed by only the CDDL or
026: * only the GPL Version 2, indicate your decision by adding "[Contributor]
027: * elects to include this software in this distribution under the [CDDL or GPL
028: * Version 2] license." If you don't indicate a single choice of license, a
029: * recipient has the option to distribute your version of this file under
030: * either the CDDL, the GPL Version 2 or to extend the choice of license to
031: * its licensees as provided above. However, if you add GPL Version 2 code
032: * and therefore, elected the GPL Version 2 license, then the option applies
033: * only if the new code is made subject to such option by the copyright
034: * holder.
035: */
036:
037: package com.sun.xml.ws.transport.tcp.io;
038:
039: import com.sun.xml.ws.util.ByteArrayBuffer;
040: import java.io.IOException;
041: import java.io.InputStream;
042:
043: /**
044: * @author Alexey Stashok
045: */
046: public class BufferedMessageInputStream extends InputStream {
047: private InputStream inputStream;
048:
049: private boolean isClosed;
050: private boolean isBuffered;
051:
052: private int bufferedSize;
053:
054: public BufferedMessageInputStream(final InputStream inputStream) {
055: this .inputStream = inputStream;
056: isBuffered = false;
057: }
058:
059: public int read() throws IOException {
060: return inputStream.read();
061: }
062:
063: public int read(final byte[] b, final int offset, final int length)
064: throws IOException {
065: return inputStream.read(b, offset, length);
066: }
067:
068: public void bufferMessage() throws IOException {
069: if (!isBuffered) {
070: final ByteArrayBuffer baBuffer = new ByteArrayBuffer();
071: try {
072: baBuffer.write(inputStream);
073: inputStream = baBuffer.newInputStream();
074: bufferedSize = baBuffer.size();
075: isBuffered = true;
076: } finally {
077: baBuffer.close();
078: }
079: }
080: }
081:
082: public InputStream getSourceInputStream() {
083: return inputStream;
084: }
085:
086: public int getBufferedSize() {
087: if (isBuffered) {
088: return bufferedSize;
089: }
090:
091: return 0;
092: }
093:
094: public boolean isClosed() {
095: return isClosed;
096: }
097:
098: public boolean isBuffered() {
099: return isBuffered;
100: }
101:
102: public void close() throws IOException {
103: isClosed = true;
104: inputStream.close();
105: }
106:
107: }
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