1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one or more 3 * contributor license agreements. See the NOTICE file distributed with 4 * this work for additional information regarding copyright ownership. 5 * The ASF licenses this file to You under the Apache License, Version 2.0 6 * (the "License"); you may not use this file except in compliance with 7 * the License. You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 package org.apache.commons.text.diff; 18 19 /** 20 * Command representing the insertion of one object of the second sequence. 21 * <p> 22 * When one object of the second sequence has no corresponding object in the 23 * first sequence at the right place, the {@link EditScript edit script} 24 * transforming the first sequence into the second sequence uses an instance of 25 * this class to represent the insertion of this object. The objects embedded in 26 * these type of commands always come from the second sequence. 27 * </p> 28 * 29 * @see StringsComparator 30 * @see EditScript 31 * 32 * @param <T> object type 33 * @since 1.0 34 */ 35 public class InsertCommand<T> extends EditCommand<T> { 36 37 /** 38 * Constructs a new instance of InsertCommand. 39 * 40 * @param object the object of the second sequence that should be inserted 41 */ 42 public InsertCommand(final T object) { 43 super(object); 44 } 45 46 /** 47 * Accepts a visitor. When an {@code InsertCommand} accepts a visitor, 48 * it calls its {@link CommandVisitor#visitInsertCommand visitInsertCommand} 49 * method. 50 * 51 * @param visitor the visitor to be accepted 52 */ 53 @Override 54 public void accept(final CommandVisitor<T> visitor) { 55 visitor.visitInsertCommand(getObject()); 56 } 57 58 }