Mercurial > hg > release > icedtea7-forest-2.1 > jaxws
view sources/jaxws_src/src/com/sun/xml/internal/org/jvnet/mimepull/MemoryData.java @ 282:78c175236707
Update to jdk7-jaxws-2009_09_28.zip
author | andrew |
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date | Thu, 22 Sep 2011 02:57:13 +0100 |
parents | |
children | 2a5e9984bdb8 |
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/* * Copyright 2005-2006 Sun Microsystems, Inc. All Rights Reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. Sun designates this * particular file as subject to the "Classpath" exception as provided * by Sun in the LICENSE file that accompanied this code. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, * CA 95054 USA or visit www.sun.com if you need additional information or * have any questions. */ package com.sun.xml.internal.org.jvnet.mimepull; import java.nio.ByteBuffer; import java.io.File; import java.io.IOException; import java.util.logging.Logger; /** * Keeps the Part's partial content data in memory. * * @author Kohsuke Kawaguchi * @author Jitendra Kotamraju */ final class MemoryData implements Data { private static final Logger LOGGER = Logger.getLogger(MemoryData.class.getName()); private final byte[] data; private final int len; private final MIMEConfig config; MemoryData(ByteBuffer buf, MIMEConfig config) { data = buf.array(); len = buf.limit(); this.config = config; } // size of the chunk given by the parser public int size() { return len; } public byte[] read() { return data; } public long writeTo(DataFile file) { return file.writeTo(data, 0, len); } /** * * @param dataHead * @param buf * @return */ public Data createNext(DataHead dataHead, ByteBuffer buf) { if (!config.isOnlyMemory() && dataHead.inMemory >= config.memoryThreshold) { try { String prefix = config.getTempFilePrefix(); String suffix = config.getTempFileSuffix(); File dir = config.getTempDir(); File tempFile = (dir == null) ? File.createTempFile(prefix, suffix) : File.createTempFile(prefix, suffix, dir); LOGGER.fine("Created temp file = "+tempFile); dataHead.dataFile = new DataFile(tempFile); } catch(IOException ioe) { throw new MIMEParsingException(ioe); } if (dataHead.head != null) { for(Chunk c=dataHead.head; c != null; c=c.next) { long pointer = c.data.writeTo(dataHead.dataFile); c.data = new FileData(dataHead.dataFile, pointer, len); } } return new FileData(dataHead.dataFile, buf); } else { return new MemoryData(buf, config); } } }