1 /* 2 * Copyright (c) 1997, 2014, 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.messaging.saaj.util; 27 28 import java.io.*; 29 30 import javax.xml.transform.stream.StreamSource; 31 32 33 /** 34 * 35 * @author Anil Vijendran 36 */ 37 public class JAXMStreamSource extends StreamSource { 38 InputStream in; 39 Reader reader; 40 private static final boolean lazyContentLength; 41 static { 42 lazyContentLength = SAAJUtil.getSystemBoolean("saaj.lazy.contentlength"); 43 } 44 public JAXMStreamSource(InputStream is) throws IOException { 45 if (lazyContentLength) { 46 in = is; 47 } else if (is instanceof ByteInputStream) { 48 this.in = (ByteInputStream) is; 49 } else { 50 ByteOutputStream bout = null; 51 try { 52 bout = new ByteOutputStream(); 53 bout.write(is); 54 this.in = bout.newInputStream(); 55 } finally { 56 if (bout != null) 57 bout.close(); 58 } 59 } 60 } 61 62 public JAXMStreamSource(Reader rdr) throws IOException { 63 64 if (lazyContentLength) { 65 this.reader = rdr; 66 return; 67 } 68 CharWriter cout = new CharWriter(); 69 char[] temp = new char[1024]; 70 int len; 71 72 while (-1 != (len = rdr.read(temp))) 73 cout.write(temp, 0, len); 74 75 this.reader = new CharReader(cout.getChars(), cout.getCount()); 76 } 77 78 public InputStream getInputStream() { 79 return in; 80 } 81 82 public Reader getReader() { 83 return reader; 84 } 85 86 public void reset() throws IOException { 87 if (in != null) 88 in.reset(); 89 if (reader != null) 90 reader.reset(); 91 } 92 }