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Java example source code file (MetroTubelineAssembler.java)

This example Java source code file (MetroTubelineAssembler.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

boolean, collection, defaultclienttubelineassemblycontext, defaultservertubelineassemblycontext, level, log, logging, loggingdumptube, messagedumpinginfo, metroconfignameimpl, notnull, side, string, tubecreator, tubelineassemblycontroller, util

The MetroTubelineAssembler.java Java example source code

/*
 * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

package com.sun.xml.internal.ws.assembler;

import com.sun.istack.internal.NotNull;
import com.sun.istack.internal.logging.Logger;
import com.sun.xml.internal.ws.api.BindingID;
import com.sun.xml.internal.ws.api.pipe.ClientTubeAssemblerContext;
import com.sun.xml.internal.ws.api.pipe.ServerTubeAssemblerContext;
import com.sun.xml.internal.ws.api.pipe.Tube;
import com.sun.xml.internal.ws.api.pipe.TubelineAssembler;
import com.sun.xml.internal.ws.assembler.dev.TubelineAssemblyDecorator;
import com.sun.xml.internal.ws.dump.LoggingDumpTube;
import com.sun.xml.internal.ws.resources.TubelineassemblyMessages;
import com.sun.xml.internal.ws.util.ServiceFinder;

import java.util.Collection;
import java.util.logging.Level;

/**
* TODO: Write some description here ...
*
* @author Miroslav Kos (miroslav.kos at oracle.com)
*/
public class MetroTubelineAssembler implements TubelineAssembler {

    private static final String COMMON_MESSAGE_DUMP_SYSTEM_PROPERTY_BASE = "com.sun.metro.soap.dump";
    public static final MetroConfigNameImpl JAXWS_TUBES_CONFIG_NAMES = new MetroConfigNameImpl("jaxws-tubes-default.xml", "jaxws-tubes.xml");

    private static enum Side {

        Client("client"),
        Endpoint("endpoint");
        private final String name;

        private Side(String name) {
            this.name = name;
        }

        @Override
        public String toString() {
            return name;
        }
    }

    private static class MessageDumpingInfo {

        final boolean dumpBefore;
        final boolean dumpAfter;
        final Level logLevel;

        MessageDumpingInfo(boolean dumpBefore, boolean dumpAfter, Level logLevel) {
            this.dumpBefore = dumpBefore;
            this.dumpAfter = dumpAfter;
            this.logLevel = logLevel;
        }
    }

    private static final Logger LOGGER = Logger.getLogger(MetroTubelineAssembler.class);
    private final BindingID bindingId;
    private final TubelineAssemblyController tubelineAssemblyController;

    public MetroTubelineAssembler(final BindingID bindingId, MetroConfigName metroConfigName) {
        this.bindingId = bindingId;
        this.tubelineAssemblyController = new TubelineAssemblyController(metroConfigName);
    }

    TubelineAssemblyController getTubelineAssemblyController() {
        return tubelineAssemblyController;
    }

    @NotNull
    public Tube createClient(@NotNull ClientTubeAssemblerContext jaxwsContext) {
        if (LOGGER.isLoggable(Level.FINER)) {
            LOGGER.finer("Assembling client-side tubeline for WS endpoint: " + jaxwsContext.getAddress().getURI().toString());
        }

        DefaultClientTubelineAssemblyContext context = createClientContext(jaxwsContext);

        Collection<TubeCreator> tubeCreators = tubelineAssemblyController.getTubeCreators(context);

        for (TubeCreator tubeCreator : tubeCreators) {
            tubeCreator.updateContext(context);
        }

        TubelineAssemblyDecorator decorator = TubelineAssemblyDecorator.composite(
                ServiceFinder.find(TubelineAssemblyDecorator.class, context.getContainer()));

        boolean first = true;
        for (TubeCreator tubeCreator : tubeCreators) {
            final MessageDumpingInfo msgDumpInfo = setupMessageDumping(tubeCreator.getMessageDumpPropertyBase(), Side.Client);

            final Tube oldTubelineHead = context.getTubelineHead();
            LoggingDumpTube afterDumpTube = null;
            if (msgDumpInfo.dumpAfter) {
                afterDumpTube = new LoggingDumpTube(msgDumpInfo.logLevel, LoggingDumpTube.Position.After, context.getTubelineHead());
                context.setTubelineHead(afterDumpTube);
            }

            if (!context.setTubelineHead(decorator.decorateClient(tubeCreator.createTube(context), context))) { // no new tube has been created
                if (afterDumpTube != null) {
                    context.setTubelineHead(oldTubelineHead); // removing possible "after" message dumping tube
                }
            } else {
                final String loggedTubeName = context.getTubelineHead().getClass().getName();
                if (afterDumpTube != null) {
                    afterDumpTube.setLoggedTubeName(loggedTubeName);
                }

                if (msgDumpInfo.dumpBefore) {
                    final LoggingDumpTube beforeDumpTube = new LoggingDumpTube(msgDumpInfo.logLevel, LoggingDumpTube.Position.Before, context.getTubelineHead());
                    beforeDumpTube.setLoggedTubeName(loggedTubeName);
                    context.setTubelineHead(beforeDumpTube);
                }
            }

            if (first) {
                context.setTubelineHead(decorator.decorateClientTail(context.getTubelineHead(), context));
                first = false;
            }
        }

        return decorator.decorateClientHead(context.getTubelineHead(), context);
    }

    @NotNull
    public Tube createServer(@NotNull ServerTubeAssemblerContext jaxwsContext) {
        if (LOGGER.isLoggable(Level.FINER)) {
            LOGGER.finer("Assembling endpoint tubeline for WS endpoint: " + jaxwsContext.getEndpoint().getServiceName() + "::" + jaxwsContext.getEndpoint().getPortName());
        }

        DefaultServerTubelineAssemblyContext context = createServerContext(jaxwsContext);

        // FIXME endpoint URI for provider case
        Collection<TubeCreator> tubeCreators = tubelineAssemblyController.getTubeCreators(context);
        for (TubeCreator tubeCreator : tubeCreators) {
            tubeCreator.updateContext(context);
        }

        TubelineAssemblyDecorator decorator = TubelineAssemblyDecorator.composite(
                ServiceFinder.find(TubelineAssemblyDecorator.class, context.getEndpoint().getContainer()));

        boolean first = true;
        for (TubeCreator tubeCreator : tubeCreators) {
            final MessageDumpingInfo msgDumpInfo = setupMessageDumping(tubeCreator.getMessageDumpPropertyBase(), Side.Endpoint);

            final Tube oldTubelineHead = context.getTubelineHead();
            LoggingDumpTube afterDumpTube = null;
            if (msgDumpInfo.dumpAfter) {
                afterDumpTube = new LoggingDumpTube(msgDumpInfo.logLevel, LoggingDumpTube.Position.After, context.getTubelineHead());
                context.setTubelineHead(afterDumpTube);
            }

            if (!context.setTubelineHead(decorator.decorateServer(tubeCreator.createTube(context), context))) { // no new tube has been created
                if (afterDumpTube != null) {
                    context.setTubelineHead(oldTubelineHead); // removing possible "after" message dumping tube
                }
            } else {
                final String loggedTubeName = context.getTubelineHead().getClass().getName();
                if (afterDumpTube != null) {
                    afterDumpTube.setLoggedTubeName(loggedTubeName);
                }

                if (msgDumpInfo.dumpBefore) {
                    final LoggingDumpTube beforeDumpTube = new LoggingDumpTube(msgDumpInfo.logLevel, LoggingDumpTube.Position.Before, context.getTubelineHead());
                    beforeDumpTube.setLoggedTubeName(loggedTubeName);
                    context.setTubelineHead(beforeDumpTube);
                }
            }

            if (first) {
                context.setTubelineHead(decorator.decorateServerTail(context.getTubelineHead(), context));
                first = false;
            }
        }

        return decorator.decorateServerHead(context.getTubelineHead(), context);
    }

    private MessageDumpingInfo setupMessageDumping(String msgDumpSystemPropertyBase, Side side) {
        boolean dumpBefore = false;
        boolean dumpAfter = false;
        Level logLevel = Level.INFO;

        // checking common properties
        Boolean value = getBooleanValue(COMMON_MESSAGE_DUMP_SYSTEM_PROPERTY_BASE);
        if (value != null) {
            dumpBefore = value.booleanValue();
            dumpAfter = value.booleanValue();
        }

        value = getBooleanValue(COMMON_MESSAGE_DUMP_SYSTEM_PROPERTY_BASE + ".before");
        dumpBefore = (value != null) ? value.booleanValue() : dumpBefore;

        value = getBooleanValue(COMMON_MESSAGE_DUMP_SYSTEM_PROPERTY_BASE + ".after");
        dumpAfter = (value != null) ? value.booleanValue() : dumpAfter;

        Level levelValue = getLevelValue(COMMON_MESSAGE_DUMP_SYSTEM_PROPERTY_BASE + ".level");
        if (levelValue != null) {
            logLevel = levelValue;
        }

        // narrowing to proper communication side on common properties
        value = getBooleanValue(COMMON_MESSAGE_DUMP_SYSTEM_PROPERTY_BASE + "." + side.toString());
        if (value != null) {
            dumpBefore = value.booleanValue();
            dumpAfter = value.booleanValue();
        }

        value = getBooleanValue(COMMON_MESSAGE_DUMP_SYSTEM_PROPERTY_BASE + "." + side.toString() + ".before");
        dumpBefore = (value != null) ? value.booleanValue() : dumpBefore;

        value = getBooleanValue(COMMON_MESSAGE_DUMP_SYSTEM_PROPERTY_BASE + "." + side.toString() + ".after");
        dumpAfter = (value != null) ? value.booleanValue() : dumpAfter;

        levelValue = getLevelValue(COMMON_MESSAGE_DUMP_SYSTEM_PROPERTY_BASE + "." + side.toString() + ".level");
        if (levelValue != null) {
            logLevel = levelValue;
        }


        // checking general tube-specific properties
        value = getBooleanValue(msgDumpSystemPropertyBase);
        if (value != null) {
            dumpBefore = value.booleanValue();
            dumpAfter = value.booleanValue();
        }

        value = getBooleanValue(msgDumpSystemPropertyBase + ".before");
        dumpBefore = (value != null) ? value.booleanValue() : dumpBefore;

        value = getBooleanValue(msgDumpSystemPropertyBase + ".after");
        dumpAfter = (value != null) ? value.booleanValue() : dumpAfter;

        levelValue = getLevelValue(msgDumpSystemPropertyBase + ".level");
        if (levelValue != null) {
            logLevel = levelValue;
        }

        // narrowing to proper communication side on tube-specific properties
        msgDumpSystemPropertyBase += "." + side.toString();

        value = getBooleanValue(msgDumpSystemPropertyBase);
        if (value != null) {
            dumpBefore = value.booleanValue();
            dumpAfter = value.booleanValue();
        }

        value = getBooleanValue(msgDumpSystemPropertyBase + ".before");
        dumpBefore = (value != null) ? value.booleanValue() : dumpBefore;

        value = getBooleanValue(msgDumpSystemPropertyBase + ".after");
        dumpAfter = (value != null) ? value.booleanValue() : dumpAfter;

        levelValue = getLevelValue(msgDumpSystemPropertyBase + ".level");
        if (levelValue != null) {
            logLevel = levelValue;
        }

        return new MessageDumpingInfo(dumpBefore, dumpAfter, logLevel);
    }

    private Boolean getBooleanValue(String propertyName) {
        Boolean retVal = null;

        String stringValue = System.getProperty(propertyName);
        if (stringValue != null) {
            retVal = Boolean.valueOf(stringValue);
            LOGGER.fine(TubelineassemblyMessages.MASM_0018_MSG_LOGGING_SYSTEM_PROPERTY_SET_TO_VALUE(propertyName, retVal));
        }

        return retVal;
    }

    private Level getLevelValue(String propertyName) {
        Level retVal = null;

        String stringValue = System.getProperty(propertyName);
        if (stringValue != null) {
            // if value is not null => property is set, we will try to override the default logging level
            LOGGER.fine(TubelineassemblyMessages.MASM_0018_MSG_LOGGING_SYSTEM_PROPERTY_SET_TO_VALUE(propertyName, stringValue));
            try {
                retVal = Level.parse(stringValue);
            } catch (IllegalArgumentException ex) {
                LOGGER.warning(TubelineassemblyMessages.MASM_0019_MSG_LOGGING_SYSTEM_PROPERTY_ILLEGAL_VALUE(propertyName, stringValue), ex);
            }
        }

        return retVal;
    }

    // Extension point to change Tubeline Assembly behaviour: override if necessary ...
    protected DefaultServerTubelineAssemblyContext createServerContext(ServerTubeAssemblerContext jaxwsContext) {
        return new DefaultServerTubelineAssemblyContext(jaxwsContext);
    }

    // Extension point to change Tubeline Assembly behaviour: override if necessary ...
    protected DefaultClientTubelineAssemblyContext createClientContext(ClientTubeAssemblerContext jaxwsContext) {
        return new DefaultClientTubelineAssemblyContext(jaxwsContext);
    }

}

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