The Tor Browser: mobile/android/thirdparty/ch/boye/httpclientandroidlib/protocol/BasicHttpContext.java@fc2d59ddac77

     1 /*

     2  * ====================================================================

     3  * Licensed to the Apache Software Foundation (ASF) under one

     4  * or more contributor license agreements.  See the NOTICE file

     5  * distributed with this work for additional information

     6  * regarding copyright ownership.  The ASF licenses this file

     7  * to you under the Apache License, Version 2.0 (the

     8  * "License"); you may not use this file except in compliance

     9  * with the License.  You may obtain a copy of the License at

    10  *

    11  *   http://www.apache.org/licenses/LICENSE-2.0

    12  *

    13  * Unless required by applicable law or agreed to in writing,

    14  * software distributed under the License is distributed on an

    15  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY

    16  * KIND, either express or implied.  See the License for the

    17  * specific language governing permissions and limitations

    18  * under the License.

    19  * ====================================================================

    20  *

    21  * This software consists of voluntary contributions made by many

    22  * individuals on behalf of the Apache Software Foundation.  For more

    23  * information on the Apache Software Foundation, please see

    24  * <http://www.apache.org/>.

    25  *

    26  */

    28 package ch.boye.httpclientandroidlib.protocol;

    30 import java.util.HashMap;

    31 import java.util.Map;

    33 /**

    34  * Default implementation of {@link HttpContext}.

    35  * <p>

    36  * Please note methods of this class are not synchronized and therefore may

    37  * be threading unsafe.

    38  *

    39  * @since 4.0

    40  */

    41 public class BasicHttpContext implements HttpContext {

    43     private final HttpContext parentContext;

    44     private Map map = null;

    46     public BasicHttpContext() {

    47         this(null);

    48     }

    50     public BasicHttpContext(final HttpContext parentContext) {

    51         super();

    52         this.parentContext = parentContext;

    53     }

    55     public Object getAttribute(final String id) {

    56         if (id == null) {

    57             throw new IllegalArgumentException("Id may not be null");

    58         }

    59         Object obj = null;

    60         if (this.map != null) {

    61             obj = this.map.get(id);

    62         }

    63         if (obj == null && this.parentContext != null) {

    64             obj = this.parentContext.getAttribute(id);

    65         }

    66         return obj;

    67     }

    69     public void setAttribute(final String id, final Object obj) {

    70         if (id == null) {

    71             throw new IllegalArgumentException("Id may not be null");

    72         }

    73         if (this.map == null) {

    74             this.map = new HashMap();

    75         }

    76         this.map.put(id, obj);

    77     }

    79     public Object removeAttribute(final String id) {

    80         if (id == null) {

    81             throw new IllegalArgumentException("Id may not be null");

    82         }

    83         if (this.map != null) {

    84             return this.map.remove(id);

    85         } else {

    86             return null;

    87         }

    88     }

    90 }

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