TermWritable.java

/**
 * Copyright 2008 the original author or authors.
 *
 * 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 net.sf.katta.lib.lucene;

import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;

import org.apache.hadoop.io.Writable;

public class TermWritable implements Writable {

  private String _term;

  private String _field;

  public TermWritable() {
    // needed for serialization
  }

  public TermWritable(final String field, final String text) {
    _field = field;
    _term = text;
  }

  public String getTerm() {
    return _term;
  }

  public String getField() {
    return _field;
  }

  public void readFields(final DataInput in) throws IOException {
    _field = in.readUTF();
    _term = in.readUTF();
  }

  public void write(final DataOutput out) throws IOException {
    out.writeUTF(_field);
    out.writeUTF(_term);
  }

  @Override
  public int hashCode() {
    final int prime = 31;
    int result = 1;
    result = prime * result + ((_field == null) ? 0 : _field.hashCode());
    result = prime * result + ((_term == null) ? 0 : _term.hashCode());
    return result;
  }

  @Override
  public boolean equals(final Object obj) {
    if (this == obj)
      return true;
    if (obj == null)
      return false;
    if (getClass() != obj.getClass())
      return false;
    final TermWritable other = (TermWritable) obj;

    if (_term == null) {
      if (other._term != null)
        return false;
    } else if (!_term.equals(other._term))
      return false;

    if (_field == null) {
      if (other._field != null)
        return false;
    } else if (!_field.equals(other._field))
      return false;

    return true;
  }

  @Override
  public String toString() {
    return _field + ":" + _term;
  }

}