com.speedment.runtime.core.internal.component.sql.override.def.doubles.DefaultDoubleCountTerminator Maven / Gradle / Ivy
/**
*
* Copyright (c) 2006-2019, Speedment, Inc. 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.
*/
package com.speedment.runtime.core.internal.component.sql.override.def.doubles;
import com.speedment.runtime.core.component.sql.SqlStreamOptimizerInfo;
import com.speedment.runtime.core.component.sql.override.doubles.DoubleCountTerminator;
import com.speedment.runtime.core.internal.manager.sql.SqlStreamTerminator;
import com.speedment.runtime.core.internal.stream.builder.pipeline.DoublePipeline;
import static java.util.Objects.requireNonNull;
/**
*
* @author Per Minborg
* @param the original stream entity source type
*/
public final class DefaultDoubleCountTerminator implements DoubleCountTerminator {
private DefaultDoubleCountTerminator() {
}
@Override
public long apply(
final SqlStreamOptimizerInfo info,
final SqlStreamTerminator sqlStreamTerminator,
final DoublePipeline pipeline
) {
requireNonNull(info);
requireNonNull(sqlStreamTerminator);
requireNonNull(pipeline);
return sqlStreamTerminator.optimize(pipeline).getAsDoubleStream().count();
}
public static final DoubleCountTerminator DEFAULT = new DefaultDoubleCountTerminator<>();
}