Mercurial > jdk8-mips64-public > jaxws / file comparison
comparison: src/share/jaxws_classes/com/sun/xml/internal/ws/util/StreamUtils.java
src/share/jaxws_classes/com/sun/xml/internal/ws/util/StreamUtils.java
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- 373ffda63c9a
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- 9c07ef4934dd
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| -1:000000000000 | 0:373ffda63c9a |
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| 1 /* | |
| 2 * Copyright (c) 1997, 2012, 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.ws.util; | |
| 27 | |
| 28 import java.io.BufferedInputStream; | |
| 29 import java.io.IOException; | |
| 30 import java.io.InputStream; | |
| 31 | |
| 32 /** | |
| 33 * @author Jitendra Kotamraju | |
| 34 */ | |
| 35 public class StreamUtils { | |
| 36 | |
| 37 /* | |
| 38 * Finds if the stream has some content or not | |
| 39 * | |
| 40 * @return null if there is no data | |
| 41 * else stream to be used | |
| 42 */ | |
| 43 public static InputStream hasSomeData(InputStream in) { | |
| 44 if (in != null) { | |
| 45 try { | |
| 46 if (in.available() < 1) { | |
| 47 if (!in.markSupported()) { | |
| 48 in = new BufferedInputStream(in); | |
| 49 } | |
| 50 in.mark(1); | |
| 51 if (in.read() != -1) { | |
| 52 in.reset(); | |
| 53 } else { | |
| 54 in = null; // No data | |
| 55 } | |
| 56 } | |
| 57 } catch(IOException ioe) { | |
| 58 in = null; | |
| 59 } | |
| 60 } | |
| 61 return in; | |
| 62 } | |
| 63 | |
| 64 } |
