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1   /*
2    * Copyright 2012 The Netty Project
3    *
4    * The Netty Project licenses this file to you under the Apache License,
5    * version 2.0 (the "License"); you may not use this file except in compliance
6    * with the License. You may obtain a copy of the License at:
7    *
8    *   http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
12   * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13   * License for the specific language governing permissions and limitations
14   * under the License.
15   */
16  package org.jboss.netty.util.internal;
17  
18  public class ThreadLocalBoolean extends ThreadLocal<Boolean> {
19  
20      private final boolean defaultValue;
21  
22      public ThreadLocalBoolean() {
23          this(false);
24      }
25  
26      public ThreadLocalBoolean(boolean defaultValue) {
27          this.defaultValue = defaultValue;
28      }
29  
30      @Override
31      protected Boolean initialValue() {
32          return defaultValue? Boolean.TRUE : Boolean.FALSE;
33      }
34  }