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 /** 19 * Stores one key value pair used in a map. 20 */ 21 public final class NodeTuple { 22 23 private Node keyNode; 24 private Node valueNode; 25 NodeTuple(Node keyNode, Node valueNode)26 public NodeTuple(Node keyNode, Node valueNode) { 27 if (keyNode == null || valueNode == null) { 28 throw new NullPointerException("Nodes must be provided."); 29 } 30 this.keyNode = keyNode; 31 this.valueNode = valueNode; 32 } 33 34 /** 35 * Key node. 36 */ getKeyNode()37 public Node getKeyNode() { 38 return keyNode; 39 } 40 41 /** 42 * Value node. 43 * 44 * @return value 45 */ getValueNode()46 public Node getValueNode() { 47 return valueNode; 48 } 49 50 @Override toString()51 public String toString() { 52 return "<NodeTuple keyNode=" + keyNode.toString() + "; valueNode=" + valueNode.toString() 53 + ">"; 54 } 55 } 56