IntKeyFormatter.java

package org.gbif.occurrence.hbaseindexer;

import com.google.common.primitives.Ints;
import com.ngdata.hbaseindexer.uniquekey.BaseUniqueKeyFormatter;
import com.ngdata.hbaseindexer.uniquekey.UniqueKeyFormatter;
import org.apache.commons.codec.DecoderException;
import org.apache.commons.codec.binary.Hex;

public class IntKeyFormatter extends BaseUniqueKeyFormatter implements UniqueKeyFormatter {

  @Override
  protected String encodeAsString(byte[] bytes) {
    return new Integer(Ints.fromByteArray(bytes)).toString();
  }

  @Override
  protected byte[] decodeFromString(String value) {
    try {
      return Ints.toByteArray(Ints.fromByteArray(Hex.decodeHex(value.toCharArray())));
    } catch (DecoderException e) {
      throw new IllegalArgumentException("Value '" + value + "' can't be decoded as hex", e);
    }
  }
}