| /* |
| * 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.lucene.analysis.tokenattributes; |
| |
| |
| import org.apache.lucene.util.AttributeImpl; |
| import org.apache.lucene.util.AttributeReflector; |
| |
| /** Default implementation of {@link PositionIncrementAttribute}. */ |
| public class PositionIncrementAttributeImpl extends AttributeImpl implements PositionIncrementAttribute, Cloneable { |
| private int positionIncrement = 1; |
| |
| /** Initialize this attribute with position increment of 1 */ |
| public PositionIncrementAttributeImpl() {} |
| |
| @Override |
| public void setPositionIncrement(int positionIncrement) { |
| if (positionIncrement < 0) { |
| throw new IllegalArgumentException("Position increment must be zero or greater; got " + positionIncrement); |
| } |
| this.positionIncrement = positionIncrement; |
| } |
| |
| @Override |
| public int getPositionIncrement() { |
| return positionIncrement; |
| } |
| |
| @Override |
| public void clear() { |
| this.positionIncrement = 1; |
| } |
| |
| @Override |
| public void end() { |
| this.positionIncrement = 0; |
| } |
| |
| @Override |
| public boolean equals(Object other) { |
| if (other == this) { |
| return true; |
| } |
| |
| if (other instanceof PositionIncrementAttributeImpl) { |
| PositionIncrementAttributeImpl _other = (PositionIncrementAttributeImpl) other; |
| return positionIncrement == _other.positionIncrement; |
| } |
| |
| return false; |
| } |
| |
| @Override |
| public int hashCode() { |
| return positionIncrement; |
| } |
| |
| @Override |
| public void copyTo(AttributeImpl target) { |
| PositionIncrementAttribute t = (PositionIncrementAttribute) target; |
| t.setPositionIncrement(positionIncrement); |
| } |
| |
| @Override |
| public void reflectWith(AttributeReflector reflector) { |
| reflector.reflect(PositionIncrementAttribute.class, "positionIncrement", positionIncrement); |
| } |
| } |