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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 2012-2013 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.
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 * GPL Classpath Exception:
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 *
 * Modifications:
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package org.glassfish.diagnostics.context;

import org.glassfish.logging.annotation.LogMessagesResourceBundle;
import org.jvnet.hk2.annotations.Contract;

import org.glassfish.logging.annotation.LoggerInfo;

import java.util.logging.Logger;

/**
 * The ContextManager provides access to diagnostics Contexts.
 */
@Contract
public interface ContextManager
{
  /**
   * The key under which instances of Context will be created
   * and found in the ContextMap.
   *
   * This key will be used by the ContextMap implementation
   * to label the data belonging to this Context when that
   * data is being propagated. Remote systems attempting to
   * use that data (e.g. to construct a propagated Context)
   * will use the value of this key to find the propagated
   * data. Therefore the value of this key should not be
   * changed...ever!
   */
  public static final String WORK_CONTEXT_KEY =
      "org.glassfish.diagnostics.context.Context";

  //
  // Logging metadata for this module.
  //
  // Message ids must be of the form NCLS-DIAG-##### where ##### is an
  // integer in the range reserved for this module: [03000, 03999].
  //
  // Message ids are to be explicit in code (rather than generated) to
  // facilitate fast locating by developers.
  //
  // Message ids are to be annotated with @LogMessageInfo

  @LogMessagesResourceBundle
  public static final String LOG_MESSAGE_RESOURCE = "org.glassfish.diagnostics.context.LogMessages";

  @LoggerInfo(subsystem="DIAG", description="Diagnostcis Context Logger", publish=true)
  public static final String LOGGER_NAME =
      "jakarta.enterprise.diagnostics.context.base";

  public static final Logger LOGGER = Logger.getLogger(LOGGER_NAME, LOG_MESSAGE_RESOURCE);

  /**
   * Get the Context associated with the currently executing task,
   * creating a new Context if required.
   */
  public Context getContext();
}