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Micro Distribution of the Payara Project for IBM JDK
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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 2006-2010 Oracle and/or its affiliates. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
 * or packager/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at packager/legal/LICENSE.txt.
 *
 * GPL Classpath Exception:
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 *
 * Modifications:
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package com.sun.enterprise.v3.admin.commands;

import com.sun.enterprise.util.i18n.StringManager;
import java.util.Collections;
import java.util.List;
import java.util.logging.LogManager;
import java.util.logging.LoggingMXBean;

/** Provides the logging information of all the loggers registered in the VM.
 *
 * @author केदार ([email protected])
 * @since GlassFish v3
 */
public class LogReporter {
    
    private final StringManager sm    = StringManager.getManager(LogReporter.class);
    private final String ROOT_LOGGER  = "root";
    private final String ANON_LOGGER  = "anonymous";

    public String getLoggingReport() throws RuntimeException {
        try {
           StringBuilderNewLineAppender sb = new StringBuilderNewLineAppender(new StringBuilder());
            LoggingMXBean lb = LogManager.getLoggingMXBean();
            List loggers = lb.getLoggerNames();
            Collections.sort(loggers);
            String lf = System.getProperty("java.util.logging.config.file");
            sb.append(sm.getString("logging.config.file", lf));
            sb.append(sm.getString("reg.loggers", loggers.size()));
            sb.append(sm.getString("logger.details.1"));
            sb.append(sm.getString("logger.details.2"));
            sb.append(sm.getString("list.of.loggers"));
            sb.append("--------------------------------------------------");
            for (String logger : loggers) {
                String ln = (logger == null) ? ANON_LOGGER : logger;
                String parent = lb.getParentLoggerName(logger);
                if (parent == null || parent.length() == 0)
                    parent = ROOT_LOGGER;
                sb.append(ln + "|" + lb.getLoggerLevel(logger) + "|" + parent);
            }
            return (sb.toString());
        } catch(Exception e) {
            throw new RuntimeException(e);
        }
    }
}