diff -r 88b85470e72c -r f50545b5e2f1 src/share/jaxws_classes/com/sun/xml/internal/org/jvnet/mimepull/MIMEConfig.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/share/jaxws_classes/com/sun/xml/internal/org/jvnet/mimepull/MIMEConfig.java	Tue Mar 06 16:09:35 2012 -0800
@@ -0,0 +1,148 @@
+/*
+ * Copyright (c) 1997, 2010, Oracle and/or its affiliates. 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.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+package com.sun.xml.internal.org.jvnet.mimepull;
+
+import java.io.File;
+import java.io.IOException;
+
+/**
+ * Configuration for MIME message parsing and storing.
+ *
+ * @author Jitendra Kotamraju
+ */
+public class MIMEConfig {
+
+    private static final int DEFAULT_CHUNK_SIZE = 8192;
+    private static final long DEFAULT_MEMORY_THRESHOLD = 1048576L;
+    private static final String DEFAULT_FILE_PREFIX = "MIME";
+
+    // Parses the entire message eagerly
+    boolean parseEagerly;
+
+    // Approximate Chunk size
+    int chunkSize;
+
+    // Maximum in-memory data per attachment
+    long memoryThreshold;
+
+    // Do not store to disk
+    boolean onlyMemory;
+
+    // temp Dir to store large files
+    File tempDir;
+    String prefix;
+    String suffix;
+
+
+    private MIMEConfig(boolean parseEagerly, int chunkSize,
+                       long inMemoryThreshold, String dir, String prefix, String suffix) {
+        this.parseEagerly = parseEagerly;
+        this.chunkSize = chunkSize;
+        this.memoryThreshold = inMemoryThreshold;
+        this.prefix = prefix;
+        this.suffix = suffix;
+        setDir(dir);
+    }
+
+    public MIMEConfig() {
+        this(false, DEFAULT_CHUNK_SIZE, DEFAULT_MEMORY_THRESHOLD, null,
+                DEFAULT_FILE_PREFIX, null);
+    }
+
+    boolean isParseEagerly() {
+        return parseEagerly;
+    }
+
+    public void setParseEagerly(boolean parseEagerly) {
+        this.parseEagerly = parseEagerly;
+    }
+
+    int getChunkSize() {
+        return chunkSize;
+    }
+
+    void setChunkSize(int chunkSize) {
+        this.chunkSize = chunkSize;
+    }
+
+    long getMemoryThreshold() {
+        return memoryThreshold;
+    }
+
+    /**
+     * If the attachment is greater than the threshold, it is
+     * written to the disk.
+     *
+     * @param memoryThreshold no of bytes per attachment
+     *        if -1, then the whole attachment is kept in memory
+     */
+    public void setMemoryThreshold(long memoryThreshold) {
+        this.memoryThreshold = memoryThreshold;
+    }
+
+    boolean isOnlyMemory() {
+        return memoryThreshold == -1L;
+    }
+
+    File getTempDir() {
+        return tempDir;
+    }
+
+    String getTempFilePrefix() {
+        return prefix;
+    }
+
+    String getTempFileSuffix() {
+        return suffix;
+    }
+
+    /**
+     * @param dir
+     */
+    public void setDir(String dir) {
+        if (tempDir == null && dir != null && !dir.equals("")) {
+            tempDir = new File(dir);
+        }
+    }
+
+    /**
+     * Validates if it can create temporary files. Otherwise, it stores
+     * attachment contents in memory.
+     */
+    public void validate() {
+        if (!isOnlyMemory()) {
+            try {
+                File tempFile = (tempDir == null)
+                        ? File.createTempFile(prefix, suffix)
+                        : File.createTempFile(prefix, suffix, tempDir);
+                tempFile.delete();
+            } catch(Exception ioe) {
+                memoryThreshold = -1L;      // whole attachment will be in-memory
+            }
+        }
+    }
+
+}