/*
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *  http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * Other licenses:
 * -----------------------------------------------------------------------------
 * Commercial licenses for this work are available. These replace the above
 * ASL 2.0 and offer limited warranties, support, maintenance, and commercial
 * database integrations.
 *
 * For more information, please visit: http://www.jooq.org/licenses
 *
 *
 *
 *
 *
 *
 *
 *
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 *
 *
 */
package org.jooq.util;

import java.sql.SQLException;
import java.util.ArrayList;
import java.util.List;

import org.jooq.tools.JooqLogger;

/**
 * @author Lukas Eder
 */
public abstract class AbstractPackageDefinition extends AbstractDefinition implements PackageDefinition {

    private static final JooqLogger   log = JooqLogger.getLogger(AbstractPackageDefinition.class);

    private List<RoutineDefinition>   routines;
    private List<AttributeDefinition> constants;

    public AbstractPackageDefinition(SchemaDefinition schema, String name, String comment) {
        super(schema.getDatabase(), schema, name, comment);
    }

    @Override
    public List<Definition> getDefinitionPath() {
        List<Definition> result = new ArrayList<Definition>();

        result.addAll(getSchema().getDefinitionPath());
        result.add(this);

        return result;
    }

    @Override
    public final List<RoutineDefinition> getRoutines() {
        if (routines == null) {
            routines = new ArrayList<RoutineDefinition>();

            try {
                routines = getRoutines0();
            }
            catch (Exception e) {
                log.error("Error while initialising package", e);
            }
        }

        return routines;
    }

    protected abstract List<RoutineDefinition> getRoutines0() throws SQLException;

    @Override
    public final List<AttributeDefinition> getConstants() {
        if (constants == null) {
            constants = new ArrayList<AttributeDefinition>();

            try {
                constants = getConstants0();
            }
            catch (Exception e) {
                log.error("Error while initialising package", e);
            }
        }

        return constants;
    }

    protected abstract List<AttributeDefinition> getConstants0() throws SQLException;
}