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      1 /*
      2  * $HeadURL: http://svn.apache.org/repos/asf/httpcomponents/httpclient/trunk/module-client/src/main/java/org/apache/http/conn/params/ConnPerRouteBean.java $
      3  * $Revision: 652947 $
      4  * $Date: 2008-05-02 16:15:40 -0700 (Fri, 02 May 2008) $
      5  *
      6  * ====================================================================
      7  *
      8  *  Licensed to the Apache Software Foundation (ASF) under one or more
      9  *  contributor license agreements.  See the NOTICE file distributed with
     10  *  this work for additional information regarding copyright ownership.
     11  *  The ASF licenses this file to You under the Apache License, Version 2.0
     12  *  (the "License"); you may not use this file except in compliance with
     13  *  the License.  You may obtain a copy of the License at
     14  *
     15  *      http://www.apache.org/licenses/LICENSE-2.0
     16  *
     17  *  Unless required by applicable law or agreed to in writing, software
     18  *  distributed under the License is distributed on an "AS IS" BASIS,
     19  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     20  *  See the License for the specific language governing permissions and
     21  *  limitations under the License.
     22  * ====================================================================
     23  *
     24  * This software consists of voluntary contributions made by many
     25  * individuals on behalf of the Apache Software Foundation.  For more
     26  * information on the Apache Software Foundation, please see
     27  * <http://www.apache.org/>.
     28  *
     29  */
     30 
     31 package org.apache.http.conn.params;
     32 
     33 import java.util.HashMap;
     34 import java.util.Map;
     35 
     36 import org.apache.http.conn.routing.HttpRoute;
     37 
     38 /**
     39  * This class maintains a map of HTTP routes to maximum number of connections allowed
     40  * for those routes. This class can be used by pooling
     41  * {@link org.apache.http.conn.ClientConnectionManager connection managers} for
     42  * a fine-grained control of connections on a per route basis.
     43  *
     44  * @author <a href="mailto:oleg at ural.ru">Oleg Kalnichevski</a>
     45  *
     46  * @version $Revision: 652947 $
     47  *
     48  * @since 4.0
     49  *
     50  * @deprecated Please use {@link java.net.URL#openConnection} instead.
     51  *     Please visit <a href="http://android-developers.blogspot.com/2011/09/androids-http-clients.html">this webpage</a>
     52  *     for further details.
     53  */
     54 @Deprecated
     55 public final class ConnPerRouteBean implements ConnPerRoute {
     56 
     57     /** The default maximum number of connections allowed per host */
     58     public static final int DEFAULT_MAX_CONNECTIONS_PER_ROUTE = 2;   // Per RFC 2616 sec 8.1.4
     59 
     60     private final Map<HttpRoute, Integer> maxPerHostMap;
     61 
     62     private int defaultMax;
     63 
     64     public ConnPerRouteBean(int defaultMax) {
     65         super();
     66         this.maxPerHostMap = new HashMap<HttpRoute, Integer>();
     67         setDefaultMaxPerRoute(defaultMax);
     68     }
     69 
     70     public ConnPerRouteBean() {
     71         this(DEFAULT_MAX_CONNECTIONS_PER_ROUTE);
     72     }
     73 
     74     public int getDefaultMax() {
     75         return this.defaultMax;
     76     }
     77 
     78     public void setDefaultMaxPerRoute(int max) {
     79         if (max < 1) {
     80             throw new IllegalArgumentException
     81                 ("The maximum must be greater than 0.");
     82         }
     83         this.defaultMax = max;
     84     }
     85 
     86     public void setMaxForRoute(final HttpRoute route, int max) {
     87         if (route == null) {
     88             throw new IllegalArgumentException
     89                 ("HTTP route may not be null.");
     90         }
     91         if (max < 1) {
     92             throw new IllegalArgumentException
     93                 ("The maximum must be greater than 0.");
     94         }
     95         this.maxPerHostMap.put(route, Integer.valueOf(max));
     96     }
     97 
     98     public int getMaxForRoute(final HttpRoute route) {
     99         if (route == null) {
    100             throw new IllegalArgumentException
    101                 ("HTTP route may not be null.");
    102         }
    103         Integer max = this.maxPerHostMap.get(route);
    104         if (max != null) {
    105             return max.intValue();
    106         } else {
    107             return this.defaultMax;
    108         }
    109     }
    110 
    111     public void setMaxForRoutes(final Map<HttpRoute, Integer> map) {
    112         if (map == null) {
    113             return;
    114         }
    115         this.maxPerHostMap.clear();
    116         this.maxPerHostMap.putAll(map);
    117     }
    118 
    119 }
    120