I don't agree with this implementation. It doesn't leave any room
for customization through MappingDefaults, it ties the ClassMapping
to the XMLSchemaParser (?!), and it's totally different than our
mapping of indexes, foreign keys, and primary keys, the other
supported constraint types.
+ mapUniqueConstraints();
+ }
+
+ /**
+ * Adds unique constraints to the mapped table.
+ *
+ */
+ void mapUniqueConstraints() {
+ Log log = getRepository().getLog();
+ Collection uniqueInfos = _info.getUniqueConstraints();
+ if (uniqueInfos == null || uniqueInfos.isEmpty())
+ return;
+ Iterator iter = uniqueInfos.iterator();
+ Table table = getTable();
+ int i = 1;
+ while (iter.hasNext()) {
+ XMLSchemaParser.UniqueInfo uniqueInfo =
+ (XMLSchemaParser.UniqueInfo)iter.next();
+ if (uniqueInfo.cols == null || uniqueInfo.cols.isEmpty())
+ continue;
+ String constraintName = table.getName() + "_UNIQUE_" + i;
+ i++;
+ Unique uniqueConstraint = table.addUnique
(constraintName);
+ Iterator uniqueColumnNames = uniqueInfo.cols.iterator();
+ while (uniqueColumnNames.hasNext()) {
+ String uniqueColumnName = (String)
uniqueColumnNames.next();
+ Column uniqueColumn = table.getColumn
(uniqueColumnName);
+ if (uniqueColumn != null) {
+ uniqueConstraint.addColumn(uniqueColumn);
+ } else {
+ table.removeUnique(uniqueConstraint);
+ if (log.isWarnEnabled())
+ log.warn(_loc.get("missing-unique-column",
this,
+ table.getName(), uniqueColumnName));
+ break;
+ }
}
}
}
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