1 /** 2 * Copyright (c) 2008, http://www.snakeyaml.org 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 package org.yaml.snakeyaml.nodes; 17 18 import java.util.List; 19 20 import org.yaml.snakeyaml.error.Mark; 21 22 /** 23 * Represents a sequence. 24 * <p> 25 * A sequence is a ordered collection of nodes. 26 * </p> 27 */ 28 public class SequenceNode extends CollectionNode { 29 final private List<Node> value; 30 31 public SequenceNode(Tag tag, boolean resolved, List<Node> value, Mark startMark, Mark endMark, 32 Boolean flowStyle) { 33 super(tag, startMark, endMark, flowStyle); 34 if (value == null) { 35 throw new NullPointerException("value in a Node is required."); 36 } 37 this.value = value; 38 this.resolved = resolved; 39 } 40 41 public SequenceNode(Tag tag, List<Node> value, Boolean flowStyle) { 42 this(tag, true, value, null, null, flowStyle); 43 } 44 45 @Override 46 public NodeId getNodeId() { 47 return NodeId.sequence; 48 } 49 50 /** 51 * Returns the elements in this sequence. 52 * 53 * @return Nodes in the specified order. 54 */ 55 public List<Node> getValue() { 56 return value; 57 } 58 59 public void setListType(Class<? extends Object> listType) { 60 for (Node node : value) { 61 node.setType(listType); 62 } 63 } 64 65 public String toString() { 66 return "<" + this.getClass().getName() + " (tag=" + getTag() + ", value=" + getValue() 67 + ")>"; 68 } 69 } 70
