/**
* Copyright (c) 2009-2014, Data Geekery GmbH (http://www.datageekery.com)
* All rights reserved.
*
* This work is dual-licensed
* - under the Apache Software License 2.0 (the "ASL")
* - under the jOOQ License and Maintenance Agreement (the "jOOQ License")
* =============================================================================
* You may choose which license applies to you:
*
* - If you're using this work with Open Source databases, you may choose
* either ASL or jOOQ License.
* - If you're using this work with at least one commercial database, you must
* choose jOOQ License
*
* For more information, please visit http://www.jooq.org/licenses
*
* Apache Software License 2.0:
* -----------------------------------------------------------------------------
* 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.
*
* jOOQ License and Maintenance Agreement:
* -----------------------------------------------------------------------------
* Data Geekery grants the Customer the non-exclusive, timely limited and
* non-transferable license to install and use the Software under the terms of
* the jOOQ License and Maintenance Agreement.
*
* This library is distributed with a LIMITED WARRANTY. See the jOOQ License
* and Maintenance Agreement for more details: http://www.jooq.org/licensing
*/
package org.jooq.util;
import static org.jooq.tools.Convert.convert;
import static org.jooq.tools.StringUtils.isEmpty;
import java.sql.Types;
import java.util.ArrayList;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.jooq.DataType;
import org.jooq.exception.SQLDialectNotSupportedException;
import org.jooq.impl.DefaultDataType;
import org.jooq.impl.SQLDataType;
import org.jooq.tools.JooqLogger;
import org.jooq.tools.StringUtils;
import org.jooq.util.jaxb.CustomType;
import org.jooq.util.jaxb.ForcedType;
abstract class AbstractTypedElementDefinition<T extends Definition>
extends AbstractDefinition
implements TypedElementDefinition<T> {
private static final JooqLogger log = JooqLogger.getLogger(AbstractTypedElementDefinition.class);
private static final Pattern LENGTH_PRECISION_SCALE_PATTERN = Pattern.compile("[\\w\\s]+(?:\\(\\s*?(\\d+)\\s*?\\)|\\(\\s*?(\\d+)\\s*?,\\s*?(\\d+)\\s*?\\))");
private final T container;
private final DataTypeDefinition definedType;
private transient DataTypeDefinition type;
public AbstractTypedElementDefinition(T container, String name, int position, DataTypeDefinition definedType, String comment) {
super(container.getDatabase(),
container.getSchema(),
protectName(container.getName(), name, position),
comment);
this.container = container;
this.definedType = definedType;
}
private static String protectName(String table, String name, int position) {
if (name == null) {
log.warn("Missing name", "Object " + table + " holds a column without a name at position " + position);
return "_" + position;
}
return name;
}
@Override
public final T getContainer() {
return container;
}
@Override
public List<Definition> getDefinitionPath() {
List<Definition> result = new ArrayList<Definition>();
result.addAll(getContainer().getDefinitionPath());
result.add(this);
return result;
}
@Override
public DataTypeDefinition getType() {
if (type == null) {
type = mapDefinedType(container, this, definedType);
}
return type;
}
static DataTypeDefinition mapDefinedType(Definition container, Definition child, DataTypeDefinition definedType) {
DataTypeDefinition result = definedType;
Database db = container.getDatabase();
log.debug("Type mapping", child + " with type " + definedType.getType());
// [#976] Mapping DATE as TIMESTAMP
if (db.dateAsTimestamp()) {
DataType<?> dataType = null;
try {
dataType = DefaultDataType.getDataType(db.getDialect(), result.getType(), 0, 0);
} catch (SQLDialectNotSupportedException ignore) {}
if (dataType != null) {
if (dataType.getSQLType() == Types.DATE) {
DataType<?> forcedDataType = DefaultDataType.getDataType(db.getDialect(), SQLDataType.TIMESTAMP.getTypeName(), 0, 0);
result = new DefaultDataTypeDefinition(db, child.getSchema(), forcedDataType.getTypeName());
}
}
}
// [#677] Forced types for matching regular expressions
ForcedType forcedType = db.getConfiguredForcedType(child, definedType);
if (forcedType != null) {
String type = forcedType.getName();
String converter = null;
CustomType customType = customType(db, forcedType.getName());
if (customType != null) {
type = (!StringUtils.isBlank(customType.getType()))
? customType.getType()
: customType.getName();
converter = customType.getConverter();
}
log.info("Forcing type", child + " with type " + definedType.getType() + " into " + type + (converter != null ? " using converter " + converter : ""));
DataType<?> forcedDataType = null;
boolean n = result.isNullable();
boolean d = result.isDefaulted();
int l = 0;
int p = 0;
int s = 0;
// [#2486] Allow users to override length, precision, and scale
Matcher matcher = LENGTH_PRECISION_SCALE_PATTERN.matcher(type);
if (matcher.find()) {
if (!isEmpty(matcher.group(1))) {
l = p = convert(matcher.group(1), int.class);
}
else {
p = convert(matcher.group(2), int.class);
s = convert(matcher.group(3), int.class);
}
}
try {
forcedDataType = DefaultDataType.getDataType(db.getDialect(), type, p, s);
} catch (SQLDialectNotSupportedException ignore) {}
// [#677] SQLDataType matches are actual type-rewrites
if (forcedDataType != null) {
result = new DefaultDataTypeDefinition(db, child.getSchema(), type, l, p, s, n, d, null, converter);
}
// Other forced types are UDT's, enums, etc.
else {
l = result.getLength();
p = result.getPrecision();
s = result.getScale();
String t = result.getType();
result = new DefaultDataTypeDefinition(db, child.getSchema(), t, l, p, s, n, d, type, converter);
}
}
return result;
}
static CustomType customType(Database db, String name) {
for (CustomType type : db.getConfiguredCustomTypes()) {
if (name.equals(type.getName())) {
return type;
}
}
return null;
}
}