Mercurial > jdk8-mips64-public > jaxws / file comparison
comparison: src/share/jaxws_classes/com/sun/xml/internal/org/jvnet/mimepull/MIMEConfig.java
src/share/jaxws_classes/com/sun/xml/internal/org/jvnet/mimepull/MIMEConfig.java
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| 1 /* | |
| 2 * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved. | |
| 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| 4 * | |
| 5 * This code is free software; you can redistribute it and/or modify it | |
| 6 * under the terms of the GNU General Public License version 2 only, as | |
| 7 * published by the Free Software Foundation. Oracle designates this | |
| 8 * particular file as subject to the "Classpath" exception as provided | |
| 9 * by Oracle in the LICENSE file that accompanied this code. | |
| 10 * | |
| 11 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 14 * version 2 for more details (a copy is included in the LICENSE file that | |
| 15 * accompanied this code). | |
| 16 * | |
| 17 * You should have received a copy of the GNU General Public License version | |
| 18 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 20 * | |
| 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| 22 * or visit www.oracle.com if you need additional information or have any | |
| 23 * questions. | |
| 24 */ | |
| 25 | |
| 26 package com.sun.xml.internal.org.jvnet.mimepull; | |
| 27 | |
| 28 import java.io.File; | |
| 29 import java.util.logging.Level; | |
| 30 import java.util.logging.Logger; | |
| 31 | |
| 32 /** | |
| 33 * Configuration for MIME message parsing and storing. | |
| 34 * | |
| 35 * @author Jitendra Kotamraju | |
| 36 */ | |
| 37 public class MIMEConfig { | |
| 38 | |
| 39 private static final int DEFAULT_CHUNK_SIZE = 8192; | |
| 40 private static final long DEFAULT_MEMORY_THRESHOLD = 1048576L; | |
| 41 private static final String DEFAULT_FILE_PREFIX = "MIME"; | |
| 42 | |
| 43 private static final Logger LOGGER = Logger.getLogger(MIMEConfig.class.getName()); | |
| 44 | |
| 45 // Parses the entire message eagerly | |
| 46 boolean parseEagerly; | |
| 47 | |
| 48 // Approximate Chunk size | |
| 49 int chunkSize; | |
| 50 | |
| 51 // Maximum in-memory data per attachment | |
| 52 long memoryThreshold; | |
| 53 | |
| 54 // temp Dir to store large files | |
| 55 File tempDir; | |
| 56 String prefix; | |
| 57 String suffix; | |
| 58 | |
| 59 private MIMEConfig(boolean parseEagerly, int chunkSize, | |
| 60 long inMemoryThreshold, String dir, String prefix, String suffix) { | |
| 61 this.parseEagerly = parseEagerly; | |
| 62 this.chunkSize = chunkSize; | |
| 63 this.memoryThreshold = inMemoryThreshold; | |
| 64 this.prefix = prefix; | |
| 65 this.suffix = suffix; | |
| 66 setDir(dir); | |
| 67 } | |
| 68 | |
| 69 public MIMEConfig() { | |
| 70 this(false, DEFAULT_CHUNK_SIZE, DEFAULT_MEMORY_THRESHOLD, null, | |
| 71 DEFAULT_FILE_PREFIX, null); | |
| 72 } | |
| 73 | |
| 74 boolean isParseEagerly() { | |
| 75 return parseEagerly; | |
| 76 } | |
| 77 | |
| 78 public void setParseEagerly(boolean parseEagerly) { | |
| 79 this.parseEagerly = parseEagerly; | |
| 80 } | |
| 81 | |
| 82 int getChunkSize() { | |
| 83 return chunkSize; | |
| 84 } | |
| 85 | |
| 86 void setChunkSize(int chunkSize) { | |
| 87 this.chunkSize = chunkSize; | |
| 88 } | |
| 89 | |
| 90 long getMemoryThreshold() { | |
| 91 return memoryThreshold; | |
| 92 } | |
| 93 | |
| 94 /** | |
| 95 * If the attachment is greater than the threshold, it is | |
| 96 * written to the disk. | |
| 97 * | |
| 98 * @param memoryThreshold no of bytes per attachment | |
| 99 * if -1, then the whole attachment is kept in memory | |
| 100 */ | |
| 101 public void setMemoryThreshold(long memoryThreshold) { | |
| 102 this.memoryThreshold = memoryThreshold; | |
| 103 } | |
| 104 | |
| 105 boolean isOnlyMemory() { | |
| 106 return memoryThreshold == -1L; | |
| 107 } | |
| 108 | |
| 109 File getTempDir() { | |
| 110 return tempDir; | |
| 111 } | |
| 112 | |
| 113 String getTempFilePrefix() { | |
| 114 return prefix; | |
| 115 } | |
| 116 | |
| 117 String getTempFileSuffix() { | |
| 118 return suffix; | |
| 119 } | |
| 120 | |
| 121 /** | |
| 122 * @param dir | |
| 123 */ | |
| 124 public final void setDir(String dir) { | |
| 125 if (tempDir == null && dir != null && !dir.equals("")) { | |
| 126 tempDir = new File(dir); | |
| 127 } | |
| 128 } | |
| 129 | |
| 130 /** | |
| 131 * Validates if it can create temporary files. Otherwise, it stores | |
| 132 * attachment contents in memory. | |
| 133 */ | |
| 134 public void validate() { | |
| 135 if (!isOnlyMemory()) { | |
| 136 try { | |
| 137 File tempFile = (tempDir == null) | |
| 138 ? File.createTempFile(prefix, suffix) | |
| 139 : File.createTempFile(prefix, suffix, tempDir); | |
| 140 boolean deleted = tempFile.delete(); | |
| 141 if (!deleted) { | |
| 142 if (LOGGER.isLoggable(Level.INFO)) { | |
| 143 LOGGER.log(Level.INFO, "File {0} was not deleted", tempFile.getAbsolutePath()); | |
| 144 } | |
| 145 } | |
| 146 } catch(Exception ioe) { | |
| 147 memoryThreshold = -1L; // whole attachment will be in-memory | |
| 148 } | |
| 149 } | |
| 150 } | |
| 151 | |
| 152 } |
