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1   /**
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *     http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing, software
13   * distributed under the License is distributed on an "AS IS" BASIS,
14   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15   * See the License for the specific language governing permissions and
16   * limitations under the License.
17   */
18  package org.apache.hadoop.hbase.http.resource;
19  
20  import java.io.IOException;
21  import java.util.Map;
22  import java.util.TreeMap;
23  
24  import javax.ws.rs.DefaultValue;
25  import javax.ws.rs.GET;
26  import javax.ws.rs.Path;
27  import javax.ws.rs.PathParam;
28  import javax.ws.rs.Produces;
29  import javax.ws.rs.QueryParam;
30  import javax.ws.rs.core.MediaType;
31  import javax.ws.rs.core.Response;
32  
33  import org.apache.commons.logging.Log;
34  import org.apache.commons.logging.LogFactory;
35  import org.mortbay.util.ajax.JSON;
36  
37  /**
38   * A simple Jersey resource class TestHttpServer.
39   * The servlet simply puts the path and the op parameter in a map
40   * and return it in JSON format in the response.
41   */
42  @Path("")
43  public class JerseyResource {
44    static final Log LOG = LogFactory.getLog(JerseyResource.class);
45  
46    public static final String PATH = "path";
47    public static final String OP = "op";
48  
49    @GET
50    @Path("{" + PATH + ":.*}")
51    @Produces({MediaType.APPLICATION_JSON})
52    public Response get(
53        @PathParam(PATH) @DefaultValue("UNKNOWN_" + PATH) final String path,
54        @QueryParam(OP) @DefaultValue("UNKNOWN_" + OP) final String op
55        ) throws IOException {
56      LOG.info("get: " + PATH + "=" + path + ", " + OP + "=" + op);
57  
58      final Map<String, Object> m = new TreeMap<String, Object>();
59      m.put(PATH, path);
60      m.put(OP, op);
61      final String js = JSON.toString(m);
62      return Response.ok(js).type(MediaType.APPLICATION_JSON).build();
63    }
64  }