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