org.jooq.impl.Rand Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of jooq Show documentation
There is a newer version: 3.19.18
/*
 * 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
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 */
package org.jooq.impl;

import static org.jooq.impl.DSL.*;
import static org.jooq.impl.Internal.*;
import static org.jooq.impl.Keywords.*;
import static org.jooq.impl.Names.*;
import static org.jooq.impl.SQLDataType.*;
import static org.jooq.impl.Tools.*;
import static org.jooq.impl.Tools.BooleanDataKey.*;
import static org.jooq.impl.Tools.ExtendedDataKey.*;
import static org.jooq.impl.Tools.SimpleDataKey.*;
import static org.jooq.SQLDialect.*;

import org.jooq.*;
import org.jooq.Function1;
import org.jooq.Record;
import org.jooq.conf.*;
import org.jooq.tools.*;

import java.util.*;
import java.util.function.*;
import java.util.stream.*;
import java.math.BigDecimal;


/**
 * The RAND statement.
 */
@SuppressWarnings({ "unused" })
final class Rand
extends
    AbstractField
implements
    QOM.Rand
{

    Rand() {
        super(
            N_RAND,
            allNotNull(NUMERIC)
        );
    }

    // -------------------------------------------------------------------------
    // XXX: QueryPart API
    // -------------------------------------------------------------------------

    @Override
    final boolean parenthesised(Context ctx) {
        switch (ctx.family()) {

















            case DERBY:
            case POSTGRES:
            case SQLITE:
            case YUGABYTEDB:
                return true;

            default:
                return true;
        }
    }

    @Override
    public final void accept(Context ctx) {
        switch (ctx.family()) {






























            case DERBY:
            case POSTGRES:
            case SQLITE:
            case YUGABYTEDB:
                ctx.visit(function(N_RANDOM, getDataType()));
                break;

            default:
                ctx.visit(function(N_RAND, getDataType()));
                break;
        }
    }










    // -------------------------------------------------------------------------
    // XXX: The Object API
    // -------------------------------------------------------------------------

    @Override
    public boolean equals(Object that) {
        if (that instanceof QOM.Rand o) {
            return true;
        }
        else
            return super.equals(that);
    }
}