src/share/jaxws_classes/com/sun/xml/internal/org/jvnet/mimepull/MIMEConfig.java

Tue, 06 Mar 2012 16:09:35 -0800

author
ohair
date
Tue, 06 Mar 2012 16:09:35 -0800
changeset 286
f50545b5e2f1
child 368
0989ad8c0860
permissions
-rw-r--r--

7150322: Stop using drop source bundles in jaxws
Reviewed-by: darcy, ohrstrom

ohair@286 1 /*
ohair@286 2 * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved.
ohair@286 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
ohair@286 4 *
ohair@286 5 * This code is free software; you can redistribute it and/or modify it
ohair@286 6 * under the terms of the GNU General Public License version 2 only, as
ohair@286 7 * published by the Free Software Foundation. Oracle designates this
ohair@286 8 * particular file as subject to the "Classpath" exception as provided
ohair@286 9 * by Oracle in the LICENSE file that accompanied this code.
ohair@286 10 *
ohair@286 11 * This code is distributed in the hope that it will be useful, but WITHOUT
ohair@286 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
ohair@286 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
ohair@286 14 * version 2 for more details (a copy is included in the LICENSE file that
ohair@286 15 * accompanied this code).
ohair@286 16 *
ohair@286 17 * You should have received a copy of the GNU General Public License version
ohair@286 18 * 2 along with this work; if not, write to the Free Software Foundation,
ohair@286 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
ohair@286 20 *
ohair@286 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ohair@286 22 * or visit www.oracle.com if you need additional information or have any
ohair@286 23 * questions.
ohair@286 24 */
ohair@286 25
ohair@286 26 package com.sun.xml.internal.org.jvnet.mimepull;
ohair@286 27
ohair@286 28 import java.io.File;
ohair@286 29 import java.io.IOException;
ohair@286 30
ohair@286 31 /**
ohair@286 32 * Configuration for MIME message parsing and storing.
ohair@286 33 *
ohair@286 34 * @author Jitendra Kotamraju
ohair@286 35 */
ohair@286 36 public class MIMEConfig {
ohair@286 37
ohair@286 38 private static final int DEFAULT_CHUNK_SIZE = 8192;
ohair@286 39 private static final long DEFAULT_MEMORY_THRESHOLD = 1048576L;
ohair@286 40 private static final String DEFAULT_FILE_PREFIX = "MIME";
ohair@286 41
ohair@286 42 // Parses the entire message eagerly
ohair@286 43 boolean parseEagerly;
ohair@286 44
ohair@286 45 // Approximate Chunk size
ohair@286 46 int chunkSize;
ohair@286 47
ohair@286 48 // Maximum in-memory data per attachment
ohair@286 49 long memoryThreshold;
ohair@286 50
ohair@286 51 // Do not store to disk
ohair@286 52 boolean onlyMemory;
ohair@286 53
ohair@286 54 // temp Dir to store large files
ohair@286 55 File tempDir;
ohair@286 56 String prefix;
ohair@286 57 String suffix;
ohair@286 58
ohair@286 59
ohair@286 60 private MIMEConfig(boolean parseEagerly, int chunkSize,
ohair@286 61 long inMemoryThreshold, String dir, String prefix, String suffix) {
ohair@286 62 this.parseEagerly = parseEagerly;
ohair@286 63 this.chunkSize = chunkSize;
ohair@286 64 this.memoryThreshold = inMemoryThreshold;
ohair@286 65 this.prefix = prefix;
ohair@286 66 this.suffix = suffix;
ohair@286 67 setDir(dir);
ohair@286 68 }
ohair@286 69
ohair@286 70 public MIMEConfig() {
ohair@286 71 this(false, DEFAULT_CHUNK_SIZE, DEFAULT_MEMORY_THRESHOLD, null,
ohair@286 72 DEFAULT_FILE_PREFIX, null);
ohair@286 73 }
ohair@286 74
ohair@286 75 boolean isParseEagerly() {
ohair@286 76 return parseEagerly;
ohair@286 77 }
ohair@286 78
ohair@286 79 public void setParseEagerly(boolean parseEagerly) {
ohair@286 80 this.parseEagerly = parseEagerly;
ohair@286 81 }
ohair@286 82
ohair@286 83 int getChunkSize() {
ohair@286 84 return chunkSize;
ohair@286 85 }
ohair@286 86
ohair@286 87 void setChunkSize(int chunkSize) {
ohair@286 88 this.chunkSize = chunkSize;
ohair@286 89 }
ohair@286 90
ohair@286 91 long getMemoryThreshold() {
ohair@286 92 return memoryThreshold;
ohair@286 93 }
ohair@286 94
ohair@286 95 /**
ohair@286 96 * If the attachment is greater than the threshold, it is
ohair@286 97 * written to the disk.
ohair@286 98 *
ohair@286 99 * @param memoryThreshold no of bytes per attachment
ohair@286 100 * if -1, then the whole attachment is kept in memory
ohair@286 101 */
ohair@286 102 public void setMemoryThreshold(long memoryThreshold) {
ohair@286 103 this.memoryThreshold = memoryThreshold;
ohair@286 104 }
ohair@286 105
ohair@286 106 boolean isOnlyMemory() {
ohair@286 107 return memoryThreshold == -1L;
ohair@286 108 }
ohair@286 109
ohair@286 110 File getTempDir() {
ohair@286 111 return tempDir;
ohair@286 112 }
ohair@286 113
ohair@286 114 String getTempFilePrefix() {
ohair@286 115 return prefix;
ohair@286 116 }
ohair@286 117
ohair@286 118 String getTempFileSuffix() {
ohair@286 119 return suffix;
ohair@286 120 }
ohair@286 121
ohair@286 122 /**
ohair@286 123 * @param dir
ohair@286 124 */
ohair@286 125 public void setDir(String dir) {
ohair@286 126 if (tempDir == null && dir != null && !dir.equals("")) {
ohair@286 127 tempDir = new File(dir);
ohair@286 128 }
ohair@286 129 }
ohair@286 130
ohair@286 131 /**
ohair@286 132 * Validates if it can create temporary files. Otherwise, it stores
ohair@286 133 * attachment contents in memory.
ohair@286 134 */
ohair@286 135 public void validate() {
ohair@286 136 if (!isOnlyMemory()) {
ohair@286 137 try {
ohair@286 138 File tempFile = (tempDir == null)
ohair@286 139 ? File.createTempFile(prefix, suffix)
ohair@286 140 : File.createTempFile(prefix, suffix, tempDir);
ohair@286 141 tempFile.delete();
ohair@286 142 } catch(Exception ioe) {
ohair@286 143 memoryThreshold = -1L; // whole attachment will be in-memory
ohair@286 144 }
ohair@286 145 }
ohair@286 146 }
ohair@286 147
ohair@286 148 }

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