org.jooq.impl.ScalarSubquery Maven / Gradle / Ivy
/**
* Copyright (c) 2009-2015, Data Geekery GmbH (http://www.datageekery.com)
* All rights reserved.
*
* 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 org.jooq.Context;
import org.jooq.DataType;
import org.jooq.Field;
import org.jooq.Select;
/**
* @author Lukas Eder
*/
class ScalarSubquery extends AbstractField {
private static final long serialVersionUID = 3463144434073231750L;
private final Select query;
ScalarSubquery(Select query, DataType type) {
super("select", type);
this.query = query;
}
@Override
public final Field as(String alias) {
return new FieldAlias(this, alias);
}
@Override
public final void accept(Context ctx) {
boolean subquery = ctx.subquery();
ctx.sql('(')
.subquery(true)
.formatIndentStart()
.formatNewLine()
.visit(query)
.formatIndentEnd()
.formatNewLine()
.subquery(subquery)
.sql(')');
}
}