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Java > Open Source Codes > org > apache > ojb > broker > metadata > torque > TorqueTablePreprocessor


1 package org.apache.ojb.broker.metadata.torque;
2
3 /* Copyright 2002-2005 The Apache Software Foundation
4  *
5  * Licensed under the Apache License, Version 2.0 (the "License");
6  * you may not use this file except in compliance with the License.
7  * You may obtain a copy of the License at
8  *
9  * http://www.apache.org/licenses/LICENSE-2.0
10  *
11  * Unless required by applicable law or agreed to in writing, software
12  * distributed under the License is distributed on an "AS IS" BASIS,
13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  * See the License for the specific language governing permissions and
15  * limitations under the License.
16  */
17
18 import org.apache.ojb.broker.metadata.ClassDescriptor;
19 import org.apache.ojb.broker.metadata.DescriptorRepository;
20 import org.apache.ojb.broker.metadata.FieldDescriptor;
21
22 import java.util.HashMap JavaDoc;
23 import java.util.Iterator JavaDoc;
24
25 public class TorqueTablePreprocessor {
26
27     private DescriptorRepository repository;
28     private HashMap JavaDoc standardTables = new HashMap JavaDoc();
29
30     public TorqueTablePreprocessor(DescriptorRepository repository) {
31         this.repository = repository;
32     }
33
34     public void buildStandardTables() {
35         Iterator JavaDoc classDescriptorIterators = this.repository.iterator();
36         while (classDescriptorIterators.hasNext()) {
37             ClassDescriptor cd = (ClassDescriptor) classDescriptorIterators.next();
38             if(cd.isAbstract() || cd.isInterface())
39             {
40                 System.out.println("Skip table build for abstract base class / interface called "+cd.getClassNameOfObject());
41             }
42             else
43             {
44                 buildStandardTable(cd);
45             }
46         }
47     }
48
49     public HashMap JavaDoc getStandardTables() {
50         return this.standardTables;
51     }
52
53     private void buildStandardTable(ClassDescriptor cd) {
54         String JavaDoc tableName = cd.getFullTableName();
55         TableDescriptor tableDescriptor = (TableDescriptor) this.standardTables.get(tableName);
56         if (tableDescriptor == null) {
57             tableDescriptor = new TableDescriptor();
58             tableDescriptor.setName(tableName);
59             this.standardTables.put(tableName, tableDescriptor);
60         }
61
62         buildStandardTableFieldDescriptors(cd.getFieldDescriptions(), tableDescriptor);
63         tableDescriptor.getIndices().addAll(cd.getIndexes());
64         tableDescriptor.getReferences().addAll(cd.getObjectReferenceDescriptors());
65     }
66
67     private void buildStandardTableFieldDescriptors(FieldDescriptor fieldDescriptors[], TableDescriptor tableDescriptor) {
68         if (fieldDescriptors != null) {
69             for (int i = 0; i < fieldDescriptors.length; i++) {
70                 tableDescriptor.addColumn(fieldDescriptors[i]);
71             }
72         }
73     }
74 }
75
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