1 /* ====================================================================
2 * License:
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 *
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in
13 * the documentation and/or other materials provided with the
14 * distribution.
15 *
16 * 3. The end-user documentation included with the redistribution,
17 * if any, must include the following acknowledgment:
18 * "This product includes software developed by
19 * Robert Half International (http://www.rhi.com/)."
20 * Alternately, this acknowledgment may appear in the software itself,
21 * if and wherever such third-party acknowledgments normally appear.
22 *
23 * 4. The names "Parc", "RHI", and "Robert Half International" must
24 * not be used to endorse or promote products derived from this
25 * software without prior written permission. For written
26 * permission, please contact pete.mckinstry@rhi.com.
27 *
28 * 5. Products derived from this software may not be called "PARC",
29 * nor may "PARC" appear in their name, without prior written
30 * permission of Robert Half International.
31 *
32 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
33 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
34 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
35 * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
36 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
37 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
38 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
39 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
40 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
41 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
42 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
43 * SUCH DAMAGE.
44 * ====================================================================
45 *
46 */
47 package examples;
48
49 import com.rhi.architecture.logging.LogUtil;
50 import com.rhi.architecture.logging.Logger;
51 import com.rhi.architecture.parc.ProcessingException;
52 import com.rhi.architecture.parc.Record;
53 import com.rhi.architecture.parc.SingleThreadModel;
54 import com.rhi.architecture.parc.adapter.AbstractOutputAdapter;
55 import com.rhi.architecture.xa.Transaction;
56
57 import java.util.ArrayList;
58 import java.util.Collection;
59 import java.util.Iterator;
60
61 /***
62 * The Output Adapter is reponsible for persisting the completed records to the
63 * target data store. The target data store may be a message queue, a database
64 * table, or a flat file. It is completely up the implementor to determine where
65 * to save the records. In this silly example, the OutputAdapter is writing the
66 * records to the logfile and returning.
67 *
68 * @author <a href="mailto:pmckinstry@users.sourceforge.net">Pete McKinstry</a>
69 */
70 public class MyOutputAdapter extends AbstractOutputAdapter
71 implements SingleThreadModel {
72
73 private Logger log = LogUtil.getLogger(MyOutputAdapter.class);
74
75 /***
76 * Constructor for MyOutputAdapter.
77 */
78 public MyOutputAdapter() {
79 super();
80 }
81
82 /***
83 * handle valid records
84 * @param c
85 * @param t
86 * @return Collection - any records errored during persist.
87 * @throws ProcessingException
88 */
89 protected Collection handleValidRecords(Collection c, Transaction t)
90 throws ProcessingException {
91 ArrayList errors = new ArrayList();
92
93 Iterator iter = c.iterator();
94 while (iter.hasNext()) {
95 Record r = (Record)iter.next();
96 log.debug("MyOutputAdapter: valid record = " + r);
97 }
98
99 return errors;
100 }
101
102 /***
103 * handle error records.
104 * @param c
105 * @param t
106 * @throws ProcessingException
107 */
108 protected void handleErrorRecords(Collection c, Transaction t)
109 throws ProcessingException {
110 Iterator iter = c.iterator();
111 while (iter.hasNext()) {
112 Record r = (Record)iter.next();
113 log.debug("MyOutputAdapter: errored record = " + r);
114 }
115 }
116
117 }
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