org.jooq.util.hsqldb.HSQLDBDatabase Maven / Gradle / Ivy
/**
* Copyright (c) 2009-2011, Lukas Eder, [email protected]
* All rights reserved.
*
* This software is licensed to you under the Apache License, Version 2.0
* (the "License"); You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* . Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* . Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* . Neither the name "jOOQ" nor the names of its contributors may be
* used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
package org.jooq.util.hsqldb;
import static org.jooq.util.hsqldb.information_schema.tables.ElementTypes.ELEMENT_TYPES;
import static org.jooq.util.hsqldb.information_schema.tables.KeyColumnUsage.KEY_COLUMN_USAGE;
import static org.jooq.util.hsqldb.information_schema.tables.ReferentialConstraints.REFERENTIAL_CONSTRAINTS;
import static org.jooq.util.hsqldb.information_schema.tables.Routines.ROUTINES;
import static org.jooq.util.hsqldb.information_schema.tables.Sequences.SEQUENCES;
import static org.jooq.util.hsqldb.information_schema.tables.TableConstraints.TABLE_CONSTRAINTS;
import static org.jooq.util.hsqldb.information_schema.tables.Tables.TABLES;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.List;
import org.jooq.Record;
import org.jooq.Result;
import org.jooq.impl.Factory;
import org.jooq.util.AbstractDatabase;
import org.jooq.util.ArrayDefinition;
import org.jooq.util.ColumnDefinition;
import org.jooq.util.DefaultRelations;
import org.jooq.util.DefaultSequenceDefinition;
import org.jooq.util.EnumDefinition;
import org.jooq.util.PackageDefinition;
import org.jooq.util.RoutineDefinition;
import org.jooq.util.SequenceDefinition;
import org.jooq.util.TableDefinition;
import org.jooq.util.UDTDefinition;
import org.jooq.util.hsqldb.information_schema.tables.ElementTypes;
import org.jooq.util.hsqldb.information_schema.tables.KeyColumnUsage;
import org.jooq.util.hsqldb.information_schema.tables.ReferentialConstraints;
import org.jooq.util.hsqldb.information_schema.tables.Routines;
import org.jooq.util.hsqldb.information_schema.tables.Sequences;
import org.jooq.util.hsqldb.information_schema.tables.TableConstraints;
import org.jooq.util.hsqldb.information_schema.tables.Tables;
/**
* The HSQLDB database
*
* @author Lukas Eder
*/
public class HSQLDBDatabase extends AbstractDatabase {
@Override
public Factory create() {
return new HSQLDBFactory(getConnection());
}
/**
* {@inheritDoc}
*/
@Override
protected void loadPrimaryKeys(DefaultRelations relations) throws SQLException {
for (Record record : fetchKeys("PRIMARY KEY")) {
String key = record.getValue(KeyColumnUsage.CONSTRAINT_NAME);
String tableName = record.getValue(KeyColumnUsage.TABLE_NAME);
String columnName = record.getValue(KeyColumnUsage.COLUMN_NAME);
TableDefinition table = getTable(tableName);
if (table != null) {
relations.addPrimaryKey(key, table.getColumn(columnName));
}
}
}
/**
* {@inheritDoc}
*/
@Override
protected void loadUniqueKeys(DefaultRelations relations) throws SQLException {
for (Record record : fetchKeys("UNIQUE")) {
String key = record.getValue(KeyColumnUsage.CONSTRAINT_NAME);
String tableName = record.getValue(KeyColumnUsage.TABLE_NAME);
String columnName = record.getValue(KeyColumnUsage.COLUMN_NAME);
TableDefinition table = getTable(tableName);
if (table != null) {
relations.addUniqueKey(key, table.getColumn(columnName));
}
}
}
private List fetchKeys(String constraintType) throws SQLException {
return create()
.select(KeyColumnUsage.CONSTRAINT_NAME, KeyColumnUsage.TABLE_NAME, KeyColumnUsage.COLUMN_NAME)
.from(TABLE_CONSTRAINTS)
.join(KEY_COLUMN_USAGE)
.on(TableConstraints.CONSTRAINT_NAME.equal(KeyColumnUsage.CONSTRAINT_NAME))
.where(TableConstraints.CONSTRAINT_TYPE.equal(constraintType))
.and(TableConstraints.TABLE_SCHEMA.equal(getSchemaName()))
.orderBy(
KeyColumnUsage.TABLE_SCHEMA.asc(),
KeyColumnUsage.TABLE_NAME.asc(),
KeyColumnUsage.ORDINAL_POSITION.asc())
.fetch();
}
/**
* {@inheritDoc}
*/
@Override
protected void loadForeignKeys(DefaultRelations relations) throws SQLException {
Result result = create()
.select(
ReferentialConstraints.CONSTRAINT_NAME,
ReferentialConstraints.UNIQUE_CONSTRAINT_NAME,
KeyColumnUsage.TABLE_NAME,
KeyColumnUsage.COLUMN_NAME)
.from(REFERENTIAL_CONSTRAINTS)
.join(KEY_COLUMN_USAGE)
.on(ReferentialConstraints.CONSTRAINT_NAME.equal(KeyColumnUsage.CONSTRAINT_NAME))
.where(ReferentialConstraints.CONSTRAINT_SCHEMA.equal(getSchemaName()))
.orderBy(
KeyColumnUsage.TABLE_SCHEMA.asc(),
KeyColumnUsage.TABLE_NAME.asc(),
KeyColumnUsage.ORDINAL_POSITION.asc())
.fetch();
for (Record record : result) {
String foreignKey = record.getValue(ReferentialConstraints.CONSTRAINT_NAME);
String foreignKeyTable = record.getValue(KeyColumnUsage.TABLE_NAME);
String foreignKeyColumn = record.getValue(KeyColumnUsage.COLUMN_NAME);
String uniqueKey = record.getValue(ReferentialConstraints.UNIQUE_CONSTRAINT_NAME);
TableDefinition referencingTable = getTable(foreignKeyTable);
if (referencingTable != null) {
ColumnDefinition referencingColumn = referencingTable.getColumn(foreignKeyColumn);
relations.addForeignKey(foreignKey, uniqueKey, referencingColumn);
}
}
}
/**
* {@inheritDoc}
*/
@Override
protected List getSequences0() throws SQLException {
List result = new ArrayList();
for (String name : create()
.select(Sequences.SEQUENCE_NAME)
.from(SEQUENCES)
.where(Sequences.SEQUENCE_SCHEMA.equal(getSchemaName()))
.orderBy(Sequences.SEQUENCE_NAME)
.fetch(Sequences.SEQUENCE_NAME)) {
result.add(new DefaultSequenceDefinition(this, name));
}
return result;
}
/**
* {@inheritDoc}
*/
@Override
protected List getTables0() throws SQLException {
List result = new ArrayList();
for (String name : create()
.select(Tables.TABLE_NAME)
.from(TABLES)
.where(Tables.TABLE_SCHEMA.equal(getSchemaName()))
.orderBy(Tables.TABLE_NAME)
.fetch(Tables.TABLE_NAME)) {
String comment = "";
result.add(new HSQLDBTableDefinition(this, name, comment));
}
return result;
}
/**
* {@inheritDoc}
*/
@Override
protected List getEnums0() throws SQLException {
List result = new ArrayList();
return result;
}
/**
* {@inheritDoc}
*/
@Override
protected List getUDTs0() throws SQLException {
List result = new ArrayList();
return result;
}
/**
* {@inheritDoc}
*/
@Override
protected List getArrays0() throws SQLException {
List result = new ArrayList();
return result;
}
/**
* {@inheritDoc}
*/
@Override
protected List getRoutines0() throws SQLException {
List result = new ArrayList();
for (Record record : create()
.select(
Routines.ROUTINE_NAME,
Routines.SPECIFIC_NAME,
ElementTypes.COLLECTION_TYPE_IDENTIFIER.nvl(Routines.DATA_TYPE).as("datatype"),
Routines.NUMERIC_PRECISION,
Routines.NUMERIC_SCALE)
.from(ROUTINES)
.leftOuterJoin(ELEMENT_TYPES)
.on(Routines.ROUTINE_SCHEMA.equal(ElementTypes.OBJECT_SCHEMA))
.and(Routines.ROUTINE_NAME.equal(ElementTypes.OBJECT_NAME))
.and(Routines.DTD_IDENTIFIER.equal(ElementTypes.COLLECTION_TYPE_IDENTIFIER))
.where(Routines.ROUTINE_SCHEMA.equal(getSchemaName()))
.orderBy(Routines.ROUTINE_NAME)
.fetch()) {
String name = record.getValue(Routines.ROUTINE_NAME);
String specificName = record.getValue(Routines.SPECIFIC_NAME);
String dataType = record.getValueAsString("datatype");
Long precision = record.getValue(Routines.NUMERIC_PRECISION);
Long scale = record.getValue(Routines.NUMERIC_SCALE);
HSQLDBRoutineDefinition function = new HSQLDBRoutineDefinition(this, name, specificName, dataType, precision, scale);
result.add(function);
}
return result;
}
/**
* {@inheritDoc}
*/
@Override
protected List getPackages0() throws SQLException {
List result = new ArrayList();
return result;
}
}
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