package liquibase.diff.output.changelog.core;
import liquibase.change.Change;
import liquibase.change.core.AddPrimaryKeyChange;
import liquibase.database.Database;
import liquibase.database.core.MSSQLDatabase;
import liquibase.diff.output.DiffOutputControl;
import liquibase.diff.output.changelog.ChangeGeneratorChain;
import liquibase.diff.output.changelog.MissingObjectChangeGenerator;
import liquibase.structure.DatabaseObject;
import liquibase.structure.core.Column;
import liquibase.structure.core.Index;
import liquibase.structure.core.PrimaryKey;
import liquibase.structure.core.Table;
public class MissingPrimaryKeyChangeGenerator implements MissingObjectChangeGenerator {
@Override
public int getPriority(Class<? extends DatabaseObject> objectType, Database database) {
if (PrimaryKey.class.isAssignableFrom(objectType)) {
return PRIORITY_DEFAULT;
}
return PRIORITY_NONE;
}
@Override
public Class<? extends DatabaseObject>[] runAfterTypes() {
return new Class[] {
Table.class,
Column.class
};
}
@Override
public Class<? extends DatabaseObject>[] runBeforeTypes() {
return new Class[] {
Index.class
};
}
@Override
public Change[] fixMissing(DatabaseObject missingObject, DiffOutputControl control, Database referenceDatabase, Database comparisonDatabase, ChangeGeneratorChain chain) {
PrimaryKey pk = (PrimaryKey) missingObject;
AddPrimaryKeyChange change = new AddPrimaryKeyChange();
change.setTableName(pk.getTable().getName());
if (control.getIncludeCatalog()) {
change.setCatalogName(pk.getTable().getSchema().getCatalogName());
}
if (control.getIncludeSchema()) {
change.setSchemaName(pk.getTable().getSchema().getName());
}
change.setConstraintName(pk.getName());
change.setColumnNames(pk.getColumnNames());
if (control.getIncludeTablespace()) {
change.setTablespace(pk.getTablespace());
}
if (referenceDatabase instanceof MSSQLDatabase && pk.getBackingIndex() != null && pk.getBackingIndex().getClustered() != null && !pk.getBackingIndex().getClustered()) {
change.setClustered(false);
}
control.setAlreadyHandledMissing(pk.getBackingIndex());
return new Change[] { change };
}
}