org.jooq.impl.TableRecordImpl Maven / Gradle / Ivy
/**
* 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.impl;
import static java.lang.Boolean.TRUE;
import static org.jooq.impl.RecordDelegate.delegate;
import static org.jooq.impl.RecordDelegate.RecordLifecycleType.INSERT;
import static org.jooq.impl.Utils.indexOrFail;
import java.math.BigInteger;
import java.sql.Timestamp;
import java.util.Collection;
import java.util.LinkedHashSet;
import org.jooq.DSLContext;
import org.jooq.Field;
import org.jooq.ForeignKey;
import org.jooq.Identity;
import org.jooq.InsertQuery;
import org.jooq.Record;
import org.jooq.Row;
import org.jooq.StoreQuery;
import org.jooq.Table;
import org.jooq.TableField;
import org.jooq.TableRecord;
import org.jooq.UniqueKey;
import org.jooq.UpdatableRecord;
import org.jooq.tools.JooqLogger;
/**
* A record implementation for a record originating from a single table
*
* This type is for JOOQ INTERNAL USE only. Do not reference directly
*
* @author Lukas Eder
*/
public class TableRecordImpl> extends AbstractRecord implements TableRecord {
/**
* Generated UID
*/
private static final long serialVersionUID = 3216746611562261641L;
private static final JooqLogger log = JooqLogger.getLogger(TableRecordImpl.class);
private final Table table;
public TableRecordImpl(Table table) {
super(table.fields());
this.table = table;
}
@Override
public final Table getTable() {
return table;
}
/*
* Subclasses may override this method
*/
@Override
public Row fieldsRow() {
return fields;
}
/*
* Subclasses may override this method
*/
@SuppressWarnings({ "unchecked", "rawtypes" })
@Override
public Row valuesRow() {
return new RowImpl(Utils.fields(intoArray(), fields.fields.fields()));
}
@SuppressWarnings("unchecked")
@Override
public final R original() {
return (R) super.original();
}
@SuppressWarnings("unchecked")
@Override
public final > O fetchParent(ForeignKey key) {
return key.fetchParent((R) this);
}
@Override
public final int insert() {
return insert(fields.fields.fields);
}
@Override
public final int insert(Field... storeFields) {
return storeInsert(storeFields);
}
final int storeInsert(final Field[] storeFields) {
final int[] result = new int[1];
delegate(configuration(), (Record) this, INSERT)
.operate(new RecordOperation() {
@Override
public Record operate(Record record) throws RuntimeException {
result[0] = storeInsert0(storeFields);
return record;
}
});
return result[0];
}
final int storeInsert0(Field[] storeFields) {
DSLContext create = create();
InsertQuery insert = create.insertQuery(getTable());
addChangedValues(storeFields, insert);
// Don't store records if no value was set by client code
if (!insert.isExecutable()) {
if (log.isDebugEnabled())
log.debug("Query is not executable", insert);
return 0;
}
// [#1596] Set timestamp and/or version columns to appropriate values
BigInteger version = addRecordVersion(insert);
Timestamp timestamp = addRecordTimestamp(insert);
// [#814] Refresh identity and/or main unique key values
// [#1002] Consider also identity columns of non-updatable records
// [#1537] Avoid refreshing identity columns on batch inserts
Collection> key = null;
if (!TRUE.equals(create.configuration().data(Utils.DATA_OMIT_RETURNING_CLAUSE))) {
key = getReturning();
insert.setReturning(key);
}
int result = insert.execute();
if (result > 0) {
// [#1596] If insert was successful, update timestamp and/or version columns
setRecordVersionAndTimestamp(version, timestamp);
// If an insert was successful try fetching the generated IDENTITY value
if (key != null && !key.isEmpty()) {
if (insert.getReturnedRecord() != null) {
for (Field field : key) {
int index = indexOrFail(fieldsRow(), field);
Object value = insert.getReturnedRecord().getValue(field);
values[index] = value;
originals[index] = value;
}
}
}
for (Field storeField : storeFields)
changed(storeField, false);
fetched = true;
}
return result;
}
/**
* Set a generated version and timestamp value onto this record after
* successfully storing the record.
*/
final void setRecordVersionAndTimestamp(BigInteger version, Timestamp timestamp) {
if (version != null) {
TableField field = getTable().getRecordVersion();
int fieldIndex = indexOrFail(fieldsRow(), field);
Object value = field.getDataType().convert(version);
values[fieldIndex] = value;
originals[fieldIndex] = value;
changed.clear(fieldIndex);
}
if (timestamp != null) {
TableField field = getTable().getRecordTimestamp();
int fieldIndex = indexOrFail(fieldsRow(), field);
Object value = field.getDataType().convert(timestamp);
values[fieldIndex] = value;
originals[fieldIndex] = value;
changed.clear(fieldIndex);
}
}
/**
* Set all changed values of this record to a store query
*/
final void addChangedValues(Field[] storeFields, StoreQuery query) {
Fields f = new Fields(storeFields);
for (Field field : fields.fields.fields) {
if (changed(field) && f.field(field) != null) {
addValue(query, field);
}
}
}
/**
* Extracted method to ensure generic type safety.
*/
final void addValue(StoreQuery store, Field field, Object value) {
store.addValue(field, Utils.field(value, field));
}
/**
* Extracted method to ensure generic type safety.
*/
final void addValue(StoreQuery store, Field field) {
addValue(store, field, getValue(field));
}
/**
* Set an updated timestamp value to a store query
*/
final Timestamp addRecordTimestamp(StoreQuery store) {
Timestamp result = null;
if (isTimestampOrVersionAvailable()) {
TableField timestamp = getTable().getRecordTimestamp();
if (timestamp != null) {
// Use Timestamp locally, to provide maximum precision
result = new Timestamp(System.currentTimeMillis());
addValue(store, timestamp, result);
}
}
return result;
}
/**
* Set an updated version value to a store query
*/
final BigInteger addRecordVersion(StoreQuery store) {
BigInteger result = null;
if (isTimestampOrVersionAvailable()) {
TableField version = getTable().getRecordVersion();
if (version != null) {
Number value = getValue(version);
// Use BigInteger locally to avoid arithmetic overflows
if (value == null) {
result = BigInteger.ONE;
}
else {
result = new BigInteger(value.toString()).add(BigInteger.ONE);
}
addValue(store, version, result);
}
}
return result;
}
final boolean isTimestampOrVersionAvailable() {
return getTable().getRecordTimestamp() != null || getTable().getRecordVersion() != null;
}
final Collection> getReturning() {
Collection> result = new LinkedHashSet>();
Identity identity = getTable().getIdentity();
if (identity != null)
result.add(identity.getField());
UniqueKey key = getPrimaryKey();
if (key != null)
result.addAll(key.getFields());
return result;
}
}