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Java > Open Source Codes > org > apache > derby > impl > services > locks > D_Lock


1 /*
2
3    Derby - Class org.apache.derby.impl.services.locks.D_Lock
4
5    Licensed to the Apache Software Foundation (ASF) under one or more
6    contributor license agreements. See the NOTICE file distributed with
7    this work for additional information regarding copyright ownership.
8    The ASF licenses this file to you under the Apache License, Version 2.0
9    (the "License"); you may not use this file except in compliance with
10    the License. You may obtain a copy of the License at
11
12       http://www.apache.org/licenses/LICENSE-2.0
13
14    Unless required by applicable law or agreed to in writing, software
15    distributed under the License is distributed on an "AS IS" BASIS,
16    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17    See the License for the specific language governing permissions and
18    limitations under the License.
19
20  */
21
22 package org.apache.derby.impl.services.locks;
23
24 import org.apache.derby.iapi.services.diag.Diagnosticable;
25 import org.apache.derby.iapi.services.diag.DiagnosticUtil;
26 import org.apache.derby.iapi.error.StandardException;
27
28 import java.util.Properties JavaDoc;
29
30 /**
31 **/
32
33 public class D_Lock implements Diagnosticable
34 {
35     protected Lock lock;
36
37     public D_Lock()
38     {
39     }
40
41     /* Private/Protected methods of This class: */
42
43     /*
44     ** Methods of Diagnosticable
45     */
46     public void init(Object JavaDoc obj)
47     {
48         lock = (Lock) obj;
49     }
50
51     /**
52      *
53      * @exception StandardException Standard exception policy.
54      **/
55     public String JavaDoc diag()
56         throws StandardException
57     {
58         StringBuffer JavaDoc sb = new StringBuffer JavaDoc(128);
59
60         sb.append("Lockable=");
61         sb.append(DiagnosticUtil.toDiagString(lock.getLockable()));
62
63         sb.append(" Qual=");
64         sb.append(DiagnosticUtil.toDiagString(lock.getQualifier()));
65
66         sb.append(" CSpc=");
67         sb.append(lock.getCompatabilitySpace());
68
69         sb.append(" count=" + lock.count + " ");
70
71         return sb.toString();
72     }
73
74     public void diag_detail(Properties JavaDoc prop) {}
75 }
76
77
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