Java example source code file (MessageDumpingFeature.java)

This example Java source code file (MessageDumpingFeature.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.

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Java - Java tags/keywords

atomicboolean, default_msg_log_level, featureconstructor, level, log, logging, managedattribute, manageddata, messagedumpingfeature, override, queue, string, util, webservicefeature, xml

The MessageDumpingFeature.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.dump;

import com.sun.xml.internal.ws.api.FeatureConstructor;
import com.sun.org.glassfish.gmbal.ManagedAttribute;
import com.sun.org.glassfish.gmbal.ManagedData;

import javax.xml.ws.WebServiceFeature;
import java.util.Queue;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.logging.Level;

/**
 *
 * @author Marek Potociar (marek.potociar at sun.com)
 */
@ManagedData
public final class MessageDumpingFeature extends WebServiceFeature {

    public static final String ID = "com.sun.xml.internal.ws.messagedump.MessageDumpingFeature";
    //
    private static final Level DEFAULT_MSG_LOG_LEVEL = Level.FINE;
    //
    private final Queue<String> messageQueue;
    private final AtomicBoolean messageLoggingStatus;
    private final String messageLoggingRoot;
    private final Level messageLoggingLevel;

    public MessageDumpingFeature() {
        this(null, null, true);
    }

    public MessageDumpingFeature(String msgLogRoot, Level msgLogLevel, boolean storeMessages) {
        this.messageQueue =  (storeMessages) ? new java.util.concurrent.ConcurrentLinkedQueue<String>() : null;
        this.messageLoggingStatus = new AtomicBoolean(true);
        this.messageLoggingRoot = (msgLogRoot != null && msgLogRoot.length() > 0) ? msgLogRoot : MessageDumpingTube.DEFAULT_MSGDUMP_LOGGING_ROOT;
        this.messageLoggingLevel = (msgLogLevel != null) ? msgLogLevel : DEFAULT_MSG_LOG_LEVEL;

        super.enabled = true;
    }

    public MessageDumpingFeature(boolean enabled) {
        // this constructor is here just to satisfy JAX-WS specification requirements
        this();
        super.enabled = enabled;
    }

    @FeatureConstructor({"enabled", "messageLoggingRoot", "messageLoggingLevel", "storeMessages"})
    public MessageDumpingFeature(boolean enabled, String msgLogRoot, String msgLogLevel, boolean storeMessages) {
        // this constructor is here just to satisfy JAX-WS specification requirements
        this(msgLogRoot, Level.parse(msgLogLevel), storeMessages);

        super.enabled = enabled;
    }

    @Override
    @ManagedAttribute
    public String getID() {
        return ID;
    }

    public String nextMessage() {
        return (messageQueue != null) ? messageQueue.poll() : null;
    }

    public void enableMessageLogging() {
        messageLoggingStatus.set(true);
    }

    public void disableMessageLogging() {
        messageLoggingStatus.set(false);
    }

    @ManagedAttribute
    public boolean getMessageLoggingStatus() {
        return messageLoggingStatus.get();
    }

    @ManagedAttribute
    public String getMessageLoggingRoot() {
        return messageLoggingRoot;
    }

    @ManagedAttribute
    public Level getMessageLoggingLevel() {
        return messageLoggingLevel;
    }

    boolean offerMessage(String message) {
        return (messageQueue != null) ? messageQueue.offer(message) : false;
    }
}