jdk8-mips64-public/jaxws: src/share/jaxws_classes/com/sun/org/glassfish/external/probe/provider/StatsProviderManager.java@f50545b5e2f1

     1 /*

     2  * Copyright (c) 1997, 2009, 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

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     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

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    24  */

    26 package com.sun.org.glassfish.external.probe.provider;

    28 import java.util.Vector;

    30 /**

    31  *

    32  * @author abbagani

    33  */

    34 public class StatsProviderManager {

    36    private StatsProviderManager(){

    37    }

    40    public static boolean register(String configElement, PluginPoint pp,

    41                                     String subTreeRoot, Object statsProvider) {

    42         return (register(pp, configElement, subTreeRoot, statsProvider, null));

    43    }

    45    public static boolean register(PluginPoint pp, String configElement,

    46                                   String subTreeRoot, Object statsProvider,

    47                                   String invokerId) {

    48         StatsProviderInfo spInfo =

    49             new StatsProviderInfo(configElement, pp, subTreeRoot, statsProvider, invokerId);

    51         return registerStatsProvider(spInfo);

    52    }

    54    public static boolean register(String configElement, PluginPoint pp,

    55                                     String subTreeRoot, Object statsProvider,

    56                                     String configLevelStr) {

    57         return(register(configElement, pp, subTreeRoot, statsProvider, configLevelStr, null));

    58    }

    60    public static boolean register(String configElement, PluginPoint pp,

    61                                     String subTreeRoot, Object statsProvider,

    62                                     String configLevelStr, String invokerId) {

    63         StatsProviderInfo spInfo =

    64             new StatsProviderInfo(configElement, pp, subTreeRoot, statsProvider, invokerId);

    65         spInfo.setConfigLevel(configLevelStr);

    67         return registerStatsProvider(spInfo);

    68    }

    70    private static boolean registerStatsProvider(StatsProviderInfo spInfo) {

    71       //Ideally want to start this in a thread, so we can reduce the startup time

    72       if (spmd == null) {

    73           //Make an entry into the toBeRegistered map

    74           toBeRegistered.add(spInfo);

    75       } else {

    76           spmd.register(spInfo);

    77           return true;

    78       }

    79        return false;

    80    }

    82    public static boolean unregister(Object statsProvider) {

    83       //Unregister the statsProvider if the delegate is not null

    84       if (spmd == null) {

    85           for (StatsProviderInfo spInfo : toBeRegistered) {

    86               if (spInfo.getStatsProvider() == statsProvider) {

    87                   toBeRegistered.remove(spInfo);

    88                   break;

    89               }

    90           }

    92       } else {

    93           spmd.unregister(statsProvider);

    94           return true;

    95       }

    96        return false;

    97    }

   100    public static boolean hasListeners(String probeStr) {

   101       //See if the probe has any listeners registered

   102       if (spmd == null) {

   103           return false;

   104       } else {

   105           return spmd.hasListeners(probeStr);

   106       }

   107    }

   110    public static void setStatsProviderManagerDelegate(

   111                                     StatsProviderManagerDelegate lspmd) {

   112       //System.out.println("in StatsProviderManager.setStatsProviderManagerDelegate ***********");

   113       if (lspmd == null) {

   114           //Should log and throw an exception

   115           return;

   116       }

   118       //Assign the Delegate

   119       spmd = lspmd;

   121       //System.out.println("Running through the toBeRegistered array to call register ***********");

   123       //First register the pending StatsProviderRegistryElements

   124       for (StatsProviderInfo spInfo : toBeRegistered) {

   125           spmd.register(spInfo);

   126       }

   128       //Now that you registered the pending calls, Clear the toBeRegistered store

   129       toBeRegistered.clear();

   130    }

   132    //variables

   133    static StatsProviderManagerDelegate spmd; // populate this during our initilaization process

   134    static Vector<StatsProviderInfo> toBeRegistered = new Vector();

   135 }

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