| GenericProducerRegistryImpl.java |
1 /*
2 * Copyright 2000-2001,2004 The Apache Software Foundation.
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * 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,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 /*
18
19 */
20
21 package org.apache.wsrp4j.consumer.driver;
22
23 import java.util.Hashtable;
24 import java.util.Iterator;
25
26 import org.apache.wsrp4j.consumer.Producer;
27 import org.apache.wsrp4j.consumer.ProducerRegistry;
28
29 public abstract class GenericProducerRegistryImpl implements ProducerRegistry {
30
31 private Hashtable producers = null;
32
33 public GenericProducerRegistryImpl() {
34 producers = new Hashtable();
35 }
36
37 /**
38 * Add a producer to the registry
39 *
40 * @param producer The producer to add
41 */
42 public void addProducer(Producer producer) {
43 if (producer != null) {
44 producers.put(producer.getID(), producer);
45 }
46 }
47
48 /**
49 * Get the producer for the given URL
50 *
51 * @param id The ID of the producer
52 *
53 * @return The producer with the given ID
54 **/
55 public Producer getProducer(String id) {
56
57 return (Producer) producers.get(id);
58 }
59
60 /**
61 * Get all producer in the registry
62 *
63 * @return Iterator with all producers
64 **/
65 public Iterator getAllProducers() {
66 return producers.values().iterator();
67 }
68
69 /**
70 * Remove the producer with the given ID from the registry
71 *
72 * @param id The ID of the producer
73 *
74 * @return The producer which had been mapped to this id or
75 * null if no producer was found with this id
76 **/
77 public Producer removeProducer(String id) {
78 return (Producer) producers.remove(id);
79 }
80
81 /**
82 * Remove all producer objects from the registry
83 **/
84 public void removeAllProducers() {
85 producers.clear();
86 }
87
88 /**
89 * Check if a producer with the given ID exists in the registry.
90 *
91 * @param id The ID of the producer
92 *
93 * @return True if producer exists with this ID
94 **/
95 public boolean existsProducer(String id) {
96 return producers.containsKey(id);
97 }
98 }