/** * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements.  See the NOTICE file * distributed with this work for additional information * regarding copyright ownership.  The ASF licenses this file * to you 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 org.apache.hadoop.contrib.dlucene.writable;import java.io.DataInput;import java.io.DataOutput;import java.io.IOException;import org.apache.hadoop.contrib.dlucene.Utils;import org.apache.lucene.index.Term;import org.apache.hadoop.io.Writable;/** * A {@link Writable} wrapper for {@link Term}. */public class WTerm implements Writable {    /** The {@link Term} object being wrapped. */  private Term term = null;  /**   * Constructor.   *    * @param term the Term object   */  public WTerm(Term term) {    this.term = term;  }  /**   * Constructor.   */  private WTerm() {    //  }  /**   * Get the Term object.   *    * @return the Term object   */  public Term getTerm() {    return term;  }  /**   * Deserialize the Term object.   *    * @param in the input stream   * @return the Term object   * @throws IOException   */  public static WTerm read(DataInput in) throws IOException {    WTerm term = new WTerm();    term.readFields(in);    return term;  }  // ///////////////////////////////////////////////  // Writable  // ///////////////////////////////////////////////  /*   * (non-Javadoc)   *    * @see org.apache.hadoop.io.Writable#write(java.io.DataOutput)   */  public void write(DataOutput out) throws IOException {    Utils.checkArgs(out);    SafeText.writeString(out, term.field());    SafeText.writeString(out, term.text());  }  /*   * (non-Javadoc)   *    * @see org.apache.hadoop.io.Writable#readFields(java.io.DataInput)   */  public void readFields(DataInput in) throws IOException {    Utils.checkArgs(in);    String field = SafeText.readString(in);    String text = SafeText.readString(in);    term = new Term(field, text);  }}