D-Net

package eu.dnetlib.data.mapreduce.hbase.dedup.kv;

import java.io.DataInput;

import java.io.DataOutput;

import java.io.IOException;

import com.google.common.collect.ComparisonChain;

import org.apache.hadoop.io.IntWritable;

import org.apache.hadoop.io.Text;

import org.apache.hadoop.io.WritableComparable;

/**

 * Created by claudio on 13/03/2017.

 */

public class DNGFKey implements WritableComparable<DNGFKey> {

	public final static int MERGES_REL = 0;

	public final static int OTHER_REL = 1;

	private IntWritable keyType;

	private Text id;

	public DNGFKey() {}

    public DNGFKey(final int keyType, final String id) {

        this.id = new Text(id);

        this.keyType = new IntWritable(keyType);

    }

	public static DNGFKey create(final int keyType, final String id) {

		return new DNGFKey(keyType, id);

	}

	public static DNGFKey mergesRel(final String id) {

		return new DNGFKey(MERGES_REL, id);

	}

	public static DNGFKey otherRel(final String id) {

		return new DNGFKey(OTHER_REL, id);

	}

	public Text getId() {

		return id;

	}

    public void setId(final Text id) {

        this.id = id;

    }

	public IntWritable getKeyType() {

		return keyType;

	}

    public void setKeyType(final IntWritable keyType) {

        this.keyType = keyType;

    }

	@Override

	public int compareTo(final DNGFKey o) {

		return ComparisonChain.start()

				.compare(getKeyType(), o.getKeyType())

                .compare(getId(), o.getId())

                .result();

    }

	@Override

	public void write(final DataOutput out) throws IOException {

		keyType.write(out);

		id.write(out);

	}

	@Override

	public void readFields(final DataInput in) throws IOException {

		keyType = new IntWritable();

		keyType.readFields(in);

		id = new Text();

		id.readFields(in);

	}

	@Override

	public String toString() {

		return (new StringBuilder())

				.append('{')

				.append(getKeyType().get())

				.append(',')

				.append(getId())

				.append('}')

				.toString();

	}

}