liquibase.snapshot.jvm.H2ColumnSnapshotGenerator Maven / Gradle / Ivy
package liquibase.snapshot.jvm;
import liquibase.database.Database;
import liquibase.database.core.H2Database;
import liquibase.exception.DatabaseException;
import liquibase.snapshot.CachedRow;
import liquibase.statement.DatabaseFunction;
import liquibase.structure.DatabaseObject;
import liquibase.structure.core.Column;
import java.sql.SQLException;
public class H2ColumnSnapshotGenerator extends ColumnSnapshotGenerator {
@Override
public int getPriority(Class extends DatabaseObject> objectType, Database database) {
if (Column.class.isAssignableFrom(objectType) && database instanceof H2Database) {
return PRIORITY_DATABASE;
} else {
return PRIORITY_NONE;
}
}
@Override
protected Object readDefaultValue(CachedRow columnMetadataResultSet, Column columnInfo, Database database) throws SQLException, DatabaseException {
Object defaultValue = super.readDefaultValue(columnMetadataResultSet, columnInfo, database);
if (defaultValue != null && defaultValue instanceof DatabaseFunction && ((DatabaseFunction) defaultValue).getValue().startsWith("NEXT VALUE FOR ")) {
columnInfo.setAutoIncrementInformation(new Column.AutoIncrementInformation());
return null;
}
return defaultValue;
}
}
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