com.romeikat.datamessie.core.statistics.cache.MergeNumberOfDocumentsFunction.java Source code

Introduction

Here is the source code for com.romeikat.datamessie.core.statistics.cache.MergeNumberOfDocumentsFunction.java

Source

package com.romeikat.datamessie.core.statistics.cache;

/*-
 * ============================LICENSE_START============================
 * data.messie (core)
 * =====================================================================
 * Copyright (C) 2013 - 2017 Dr. Raphael Romeikat
 * =====================================================================
 * This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as
published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.
    
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.
    
You should have received a copy of the GNU General Public
License along with this program.  If not, see
<http://www.gnu.org/licenses/gpl-3.0.html>.
 * =============================LICENSE_END=============================
 */

import java.io.Serializable;
import org.apache.commons.lang3.tuple.Pair;
import com.google.common.base.Function;

public class MergeNumberOfDocumentsFunction
        implements Function<Pair<DocumentsPerState, DocumentsPerState>, DocumentsPerState>, Serializable {

    private static final long serialVersionUID = 1L;

    @Override
    public DocumentsPerState apply(final Pair<DocumentsPerState, DocumentsPerState> documentsPerStatePair) {
        final DocumentsPerState documentsPerState1 = documentsPerStatePair.getLeft();
        final DocumentsPerState documentsPerState2 = documentsPerStatePair.getRight();

        final DocumentsPerState documentsPerStateMerged = new DocumentsPerState();
        documentsPerStateMerged.addAll(documentsPerState1);
        documentsPerStateMerged.addAll(documentsPerState2);

        return documentsPerStateMerged;
    }

}