content: /**
   * Copyright 2009 Alexander Kuznetsov
   *
   * 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 org.apache.lucene.morphology;
  
  import java.io.Serializable;
  import java.util.Objects;
  
  
  public class Heuristic implements Serializable {
      byte actualSuffixLength;
      String actualNormalSuffix;
      short formMorphInfo;
      short normalFormMorphInfo;
  
      public Heuristic(String s) {
          String[] strings = s.split("\\|");
          actualSuffixLength = Byte.parseByte(strings[0]);
          actualNormalSuffix = strings[1];
          formMorphInfo = Short.parseShort(strings[2]);
          normalFormMorphInfo = Short.parseShort(strings[3]);
      }
  
      public Heuristic(byte actualSuffixLength, String actualNormalSuffix, short formMorphInfo, short normalFormMorphInfo) {
          this.actualSuffixLength = actualSuffixLength;
          this.actualNormalSuffix = actualNormalSuffix;
          this.formMorphInfo = formMorphInfo;
          this.normalFormMorphInfo = normalFormMorphInfo;
      }
  
      public StringBuilder transformWord(String w) {
          if (w.length() - actualSuffixLength < 0) return new StringBuilder(w);
          return new StringBuilder(w.substring(0, w.length() - actualSuffixLength)).append(actualNormalSuffix);
      }
  
      public byte getActualSuffixLength() {
          return actualSuffixLength;
      }
  
      public String getActualNormalSuffix() {
          return actualNormalSuffix;
      }
  
      public short getFormMorphInfo() {
          return formMorphInfo;
      }
  
      public short getNormalFormMorphInfo() {
          return normalFormMorphInfo;
      }
  
      @Override
      public boolean equals(Object o) {
          if (this == o) return true;
          if (o == null || getClass() != o.getClass()) return false;
  
          Heuristic heuristic = (Heuristic) o;
  
          if (actualSuffixLength != heuristic.actualSuffixLength) return false;
          if (formMorphInfo != heuristic.formMorphInfo) return false;
          if (normalFormMorphInfo != heuristic.normalFormMorphInfo) return false;
          return Objects.equals(actualNormalSuffix, heuristic.actualNormalSuffix);
      }
  
      @Override
      public int hashCode() {
          int result = actualSuffixLength;
          result = 31 * result + (actualNormalSuffix != null ? actualNormalSuffix.hashCode() : 0);
          result = 31 * result + (int) formMorphInfo;
          result = 31 * result + (int) normalFormMorphInfo;
          return result;
      }
  
      @Override
      public String toString() {
          return "" + actualSuffixLength + "|" + actualNormalSuffix + "|" + formMorphInfo + "|" + normalFormMorphInfo;
      }
  }
  