ohair@286: /*
alanb@368:  * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
ohair@286:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
ohair@286:  *
ohair@286:  * This code is free software; you can redistribute it and/or modify it
ohair@286:  * under the terms of the GNU General Public License version 2 only, as
ohair@286:  * published by the Free Software Foundation.  Oracle designates this
ohair@286:  * particular file as subject to the "Classpath" exception as provided
ohair@286:  * by Oracle in the LICENSE file that accompanied this code.
ohair@286:  *
ohair@286:  * This code is distributed in the hope that it will be useful, but WITHOUT
ohair@286:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
ohair@286:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
ohair@286:  * version 2 for more details (a copy is included in the LICENSE file that
ohair@286:  * accompanied this code).
ohair@286:  *
ohair@286:  * You should have received a copy of the GNU General Public License version
ohair@286:  * 2 along with this work; if not, write to the Free Software Foundation,
ohair@286:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
ohair@286:  *
ohair@286:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ohair@286:  * or visit www.oracle.com if you need additional information or have any
ohair@286:  * questions.
ohair@286:  */
ohair@286: 
ohair@286: package com.sun.xml.internal.messaging.saaj.util;
ohair@286: 
ohair@286: import java.io.*;
ohair@286: 
ohair@286: import javax.xml.transform.stream.StreamSource;
ohair@286: 
ohair@286: 
ohair@286: /**
ohair@286:  *
ohair@286:  * @author Anil Vijendran
ohair@286:  */
ohair@286: public class JAXMStreamSource extends StreamSource {
ohair@286:     InputStream in;
ohair@286:     Reader reader;
ohair@286:     private static final boolean lazyContentLength;
ohair@286:     static {
ohair@286:         lazyContentLength = SAAJUtil.getSystemBoolean("saaj.lazy.contentlength");
ohair@286:     }
ohair@286:     public JAXMStreamSource(InputStream is) throws IOException {
ohair@286:         if (lazyContentLength) {
ohair@286:             in = is;
ohair@286:         } else if (is instanceof ByteInputStream) {
ohair@286:             this.in = (ByteInputStream) is;
ohair@286:         } else {
ohair@286:             ByteOutputStream bout = new ByteOutputStream();
ohair@286:             bout.write(is);
ohair@286:             this.in = bout.newInputStream();
ohair@286:         }
ohair@286:     }
ohair@286: 
ohair@286:     public JAXMStreamSource(Reader rdr) throws IOException {
ohair@286: 
ohair@286:         if (lazyContentLength) {
ohair@286:             this.reader = rdr;
ohair@286:             return;
ohair@286:         }
ohair@286:         CharWriter cout = new CharWriter();
ohair@286:         char[] temp = new char[1024];
ohair@286:         int len;
ohair@286: 
ohair@286:         while (-1 != (len = rdr.read(temp)))
ohair@286:             cout.write(temp, 0, len);
ohair@286: 
ohair@286:         this.reader = new CharReader(cout.getChars(), cout.getCount());
ohair@286:     }
ohair@286: 
ohair@286:     public InputStream getInputStream() {
ohair@286:         return in;
ohair@286:     }
ohair@286: 
ohair@286:     public Reader getReader() {
ohair@286:         return reader;
ohair@286:     }
ohair@286: 
ohair@286:     public void reset() throws IOException {
ohair@286:             if (in != null)
ohair@286:                 in.reset();
ohair@286:             if (reader != null)
ohair@286:                 reader.reset();
ohair@286:     }
ohair@286: }