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7 package org.asyrinx.joey.gen.command.rdb;
8
9 import java.util.Iterator;
10
11 import org.apache.commons.lang.StringUtils;
12 import org.asyrinx.joey.gen.model.rdb.Column;
13 import org.asyrinx.joey.gen.model.rdb.ForeignKey;
14 import org.asyrinx.joey.gen.model.rdb.ForeignKeyEntry;
15 import org.asyrinx.joey.gen.model.rdb.ForeignKeyType;
16 import org.asyrinx.joey.gen.model.rdb.Table;
17
18 /***
19 * @author takeshi
20 */
21 public class ExtendsToFk extends RdbCommand {
22
23 public void visit(Table table) {
24 if (StringUtils.isEmpty(table.getExtends()))
25 return;
26 final Table extendsTable = table.getExtendsTable();
27 if (extendsTable == null) {
28 addError(table, "could not find table'" + table.getExtends() + "'");
29 }
30 final ForeignKey foreignKey = new ForeignKey(table, extendsTable.getName());
31 foreignKey.setType(ForeignKeyType.EXTENDS);
32 this.log(foreignKey, "create FK ");
33 if (table.hasPrimaryKey()) {
34 this.log
35 .warn("table '"
36 + table.getName()
37 + "' has primary key. "
38 + "if you use hibernate, don't set primary key because primary key will be automatically generated.");
39 }
40 for (Iterator i = extendsTable.getPkColumns(); i.hasNext();) {
41 final Column foreignColumn = (Column) i.next();
42 final Column localColumn = new Column(table, foreignColumn.getName(), foreignColumn.getType(),
43 foreignColumn.getSize(), foreignColumn.isRequired(), !table.hasPrimaryKey(), foreignColumn
44 .getDefaultValue());
45 localColumn.setExtended(true);
46 this.log(localColumn, "create Col ");
47 final ForeignKeyEntry foreignKeyEntry = new ForeignKeyEntry(foreignKey, localColumn.getName(),
48 foreignColumn.getName());
49 this.log(foreignKeyEntry, "create FKEntry");
50 }
51 }
52
53 }