de.upb.wdqa.wdvd.db.implementation.DbRevisionImpl.java Source code

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Here is the source code for de.upb.wdqa.wdvd.db.implementation.DbRevisionImpl.java

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/*
 * Wikidata Vandalism Detector 2016 (WDVD-2016)
 * 
 * Copyright (c) 2016 Stefan Heindorf, Martin Potthast, Benno Stein, Gregor Engels
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

package de.upb.wdqa.wdvd.db.implementation;

import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;

import org.apache.commons.lang3.builder.EqualsBuilder;

import de.upb.wdqa.wdvd.db.interfaces.DbRevision;
import de.upb.wdqa.wdvd.db.interfaces.DbTag;

public class DbRevisionImpl implements DbRevision {
    long revisionId;
    String sha1;
    Set<DbTag> tags;

    public DbRevisionImpl(long revisionId, String sha1, Set<DbTag> tags) {
        super();
        this.revisionId = revisionId;
        this.sha1 = sha1;
        this.tags = tags;
    }

    public DbRevisionImpl() {

    }

    @Override
    public long getRevisionId() {
        return revisionId;
    }

    @Override
    public String getSha1() {
        return sha1;
    }

    @Override
    public Set<DbTag> getTags() {
        if (tags == null) {
            tags = new HashSet<DbTag>();
        }

        return tags;
    }

    @Override
    public List<String> getTagNames() {
        List<String> result = new ArrayList<String>();

        if (tags != null) {
            for (DbTag tag : tags) {
                result.add(tag.getTagName());
            }
        }
        return result;
    }

    @Override
    public boolean equals(Object obj) {
        if (obj == this) {
            return true;
        }
        if (!(obj instanceof DbRevisionImpl)) {
            return false;
        }

        DbRevisionImpl rhs = (DbRevisionImpl) obj;
        return new EqualsBuilder().append(getRevisionId(), rhs.getRevisionId()).append(getSha1(), rhs.getSha1())
                .append(getTags(), rhs.getTags()).isEquals();
    }

    @Override
    public String toString() {
        return "Revision " + revisionId + " Tags: " + getTagNames();
    }

    public void addTag(DbTag tag) {
        if (tags == null) {
            tags = new HashSet<DbTag>();
        }
        tags.add(tag);
    }

}