/*
* 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.impl;
import static org.jooq.impl.Keywords.K_ROWS_FROM;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import org.jooq.Context;
import org.jooq.Field;
import org.jooq.Name;
import org.jooq.Record;
import org.jooq.Table;
/**
* @author Lukas Eder
*/
final class RowsFrom extends AbstractTable<Record> {
/**
* Generated UID
*/
private static final long serialVersionUID = 693765524746506586L;
private final TableList tables;
RowsFrom(Table<?>... tables) {
super("rows from");
this.tables = new TableList(Arrays.asList(tables));
}
@Override
public final Class<? extends Record> getRecordType() {
return RecordImpl.class;
}
@Override
public final Table<Record> as(Name alias) {
return new TableAlias<Record>(this, alias);
}
@Override
public final Table<Record> as(Name alias, Name... fieldAliases) {
return new TableAlias<Record>(this, alias, fieldAliases);
}
@Override
final Fields<Record> fields0() {
List<Field<?>> fields = new ArrayList<Field<?>>();
for (Table<?> table : tables)
for (Field<?> field : table.fields())
fields.add(DSL.field(DSL.name(field.getName()), field.getDataType()));
return new Fields<Record>(fields);
}
@Override
public final void accept(Context<?> ctx) {
boolean declareTables = ctx.declareTables();
ctx.visit(K_ROWS_FROM)
.sql(" (")
.declareTables(true)
.visit(tables)
.declareTables(declareTables)
.sql(')');
}
}