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 */ 18 /* Generated By:JJTree: Do not edit this line. Node.java */ 19 /* JJT: 0.3pre1 */ 20 21 package Mini; 22 23 /* All AST nodes must implement this interface. It provides basic 24 machinery for constructing the parent and child relationships 25 between nodes. */ 26 27 public interface Node { 28 29 /** This method is called after the node has been made the current 30 node. It indicates that child nodes can now be added to it. */ jjtOpen()31 public void jjtOpen(); 32 33 /** This method is called after all the child nodes have been 34 added. */ jjtClose()35 public void jjtClose(); 36 37 /** This pair of methods are used to inform the node of its 38 parent. */ jjtSetParent(Node n)39 public void jjtSetParent(Node n); jjtGetParent()40 public Node jjtGetParent(); 41 42 /** This method tells the node to add its argument to the node's 43 list of children. */ jjtAddChild(Node n, int i)44 public void jjtAddChild(Node n, int i); 45 46 /** This method returns a child node. The children are numbered 47 from zero, left to right. */ jjtGetChild(int i)48 public Node jjtGetChild(int i); 49 50 /** Return the number of children the node has. */ jjtGetNumChildren()51 int jjtGetNumChildren(); 52 } 53