src/share/jaxws_classes/com/sun/xml/internal/ws/util/pipe/DumpTube.java

Thu, 31 Aug 2017 15:18:52 +0800

author
aoqi
date
Thu, 31 Aug 2017 15:18:52 +0800
changeset 637
9c07ef4934dd
parent 368
0989ad8c0860
parent 0
373ffda63c9a
permissions
-rw-r--r--

merge

aoqi@0 1 /*
aoqi@0 2 * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
aoqi@0 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0 4 *
aoqi@0 5 * This code is free software; you can redistribute it and/or modify it
aoqi@0 6 * under the terms of the GNU General Public License version 2 only, as
aoqi@0 7 * published by the Free Software Foundation. Oracle designates this
aoqi@0 8 * particular file as subject to the "Classpath" exception as provided
aoqi@0 9 * by Oracle in the LICENSE file that accompanied this code.
aoqi@0 10 *
aoqi@0 11 * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0 14 * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0 15 * accompanied this code).
aoqi@0 16 *
aoqi@0 17 * You should have received a copy of the GNU General Public License version
aoqi@0 18 * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0 20 *
aoqi@0 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0 22 * or visit www.oracle.com if you need additional information or have any
aoqi@0 23 * questions.
aoqi@0 24 */
aoqi@0 25
aoqi@0 26 package com.sun.xml.internal.ws.util.pipe;
aoqi@0 27
aoqi@0 28 import com.sun.xml.internal.ws.api.message.Packet;
aoqi@0 29 import com.sun.xml.internal.ws.api.pipe.NextAction;
aoqi@0 30 import com.sun.xml.internal.ws.api.pipe.Pipe;
aoqi@0 31 import com.sun.xml.internal.ws.api.pipe.Tube;
aoqi@0 32 import com.sun.xml.internal.ws.api.pipe.TubeCloner;
aoqi@0 33 import com.sun.xml.internal.ws.api.pipe.helper.AbstractFilterTubeImpl;
aoqi@0 34 import com.sun.xml.internal.ws.api.pipe.helper.AbstractTubeImpl;
aoqi@0 35
aoqi@0 36 import javax.xml.stream.XMLOutputFactory;
aoqi@0 37 import javax.xml.stream.XMLStreamException;
aoqi@0 38 import javax.xml.stream.XMLStreamWriter;
aoqi@0 39 import java.io.PrintStream;
aoqi@0 40 import java.lang.reflect.Constructor;
aoqi@0 41
aoqi@0 42 /**
aoqi@0 43 * {@link Pipe} that dumps messages that pass through.
aoqi@0 44 *
aoqi@0 45 * @author Kohsuke Kawaguchi
aoqi@0 46 */
aoqi@0 47 public class DumpTube extends AbstractFilterTubeImpl {
aoqi@0 48
aoqi@0 49 private final String name;
aoqi@0 50
aoqi@0 51 private final PrintStream out;
aoqi@0 52
aoqi@0 53 private final XMLOutputFactory staxOut;
aoqi@0 54
aoqi@0 55 /**
aoqi@0 56 * @param name
aoqi@0 57 * Specify the name that identifies this {@link DumpTube}
aoqi@0 58 * instance. This string will be printed when this pipe
aoqi@0 59 * dumps messages, and allows people to distinguish which
aoqi@0 60 * pipe instance is dumping a message when multiple
aoqi@0 61 * {@link DumpTube}s print messages out.
aoqi@0 62 * @param out
aoqi@0 63 * The output to send dumps to.
aoqi@0 64 * @param next
aoqi@0 65 * The next {@link Tube} in the pipeline.
aoqi@0 66 */
aoqi@0 67 public DumpTube(String name, PrintStream out, Tube next) {
aoqi@0 68 super(next);
aoqi@0 69 this.name = name;
aoqi@0 70 this.out = out;
aoqi@0 71 this.staxOut = XMLOutputFactory.newInstance();
aoqi@0 72 //staxOut.setProperty(XMLOutputFactory.IS_REPAIRING_NAMESPACES,true);
aoqi@0 73 }
aoqi@0 74
aoqi@0 75 /**
aoqi@0 76 * Copy constructor.
aoqi@0 77 */
aoqi@0 78 protected DumpTube(DumpTube that, TubeCloner cloner) {
aoqi@0 79 super(that,cloner);
aoqi@0 80 this.name = that.name;
aoqi@0 81 this.out = that.out;
aoqi@0 82 this.staxOut = that.staxOut;
aoqi@0 83 }
aoqi@0 84
aoqi@0 85 @Override
aoqi@0 86 public NextAction processRequest(Packet request) {
aoqi@0 87 dump("request",request);
aoqi@0 88 return super.processRequest(request);
aoqi@0 89 }
aoqi@0 90
aoqi@0 91 @Override
aoqi@0 92 public NextAction processResponse(Packet response) {
aoqi@0 93 dump("response",response);
aoqi@0 94 return super.processResponse(response);
aoqi@0 95 }
aoqi@0 96
aoqi@0 97 protected void dump(String header, Packet packet) {
aoqi@0 98 out.println("====["+name+":"+header+"]====");
aoqi@0 99 if(packet.getMessage()==null)
aoqi@0 100 out.println("(none)");
aoqi@0 101 else
aoqi@0 102 try {
aoqi@0 103 XMLStreamWriter writer = staxOut.createXMLStreamWriter(new PrintStream(out) {
aoqi@0 104 @Override
aoqi@0 105 public void close() {
aoqi@0 106 // noop
aoqi@0 107 }
aoqi@0 108 });
aoqi@0 109 writer = createIndenter(writer);
aoqi@0 110 packet.getMessage().copy().writeTo(writer);
aoqi@0 111 writer.close();
aoqi@0 112 } catch (XMLStreamException e) {
aoqi@0 113 e.printStackTrace(out);
aoqi@0 114 }
aoqi@0 115 out.println("============");
aoqi@0 116 }
aoqi@0 117
aoqi@0 118 /**
aoqi@0 119 * Wraps {@link XMLStreamWriter} by an indentation engine if possible.
aoqi@0 120 *
aoqi@0 121 * <p>
aoqi@0 122 * We can do this only when we have <tt>stax-utils.jar</tt> in the classpath.
aoqi@0 123 */
aoqi@0 124 private XMLStreamWriter createIndenter(XMLStreamWriter writer) {
aoqi@0 125 try {
aoqi@0 126 Class clazz = getClass().getClassLoader().loadClass("javanet.staxutils.IndentingXMLStreamWriter");
aoqi@0 127 Constructor c = clazz.getConstructor(XMLStreamWriter.class);
aoqi@0 128 writer = (XMLStreamWriter)c.newInstance(writer);
aoqi@0 129 } catch (Exception e) {
aoqi@0 130 // if stax-utils.jar is not in the classpath, this will fail
aoqi@0 131 // so, we'll just have to do without indentation
aoqi@0 132 if(!warnStaxUtils) {
aoqi@0 133 warnStaxUtils = true;
aoqi@0 134 out.println("WARNING: put stax-utils.jar to the classpath to indent the dump output");
aoqi@0 135 }
aoqi@0 136 }
aoqi@0 137 return writer;
aoqi@0 138 }
aoqi@0 139
aoqi@0 140
aoqi@0 141 public AbstractTubeImpl copy(TubeCloner cloner) {
aoqi@0 142 return new DumpTube(this,cloner);
aoqi@0 143 }
aoqi@0 144
aoqi@0 145 private static boolean warnStaxUtils;
aoqi@0 146 }

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