1 /* 2 * Copyright (C) 2007-2010 Júlio Vilmar Gesser. 3 * Copyright (C) 2011, 2013-2016 The JavaParser Team. 4 * 5 * This file is part of JavaParser. 6 * 7 * JavaParser can be used either under the terms of 8 * a) the GNU Lesser General Public License as published by 9 * the Free Software Foundation, either version 3 of the License, or 10 * (at your option) any later version. 11 * b) the terms of the Apache License 12 * 13 * You should have received a copy of both licenses in LICENCE.LGPL and 14 * LICENCE.APACHE. Please refer to those files for details. 15 * 16 * JavaParser is distributed in the hope that it will be useful, 17 * but WITHOUT ANY WARRANTY; without even the implied warranty of 18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 19 * GNU Lesser General Public License for more details. 20 */ 21 22 package com.github.javaparser.wiki_samples; 23 24 import com.github.javaparser.JavaParser; 25 import com.github.javaparser.ast.CompilationUnit; 26 import com.github.javaparser.ast.body.MethodDeclaration; 27 import com.github.javaparser.ast.visitor.VoidVisitorAdapter; 28 29 import java.io.FileInputStream; 30 31 public class MethodPrinter { 32 main(String[] args)33 public static void main(String[] args) throws Exception { 34 // creates an input stream for the file to be parsed 35 FileInputStream in = new FileInputStream("test.java"); 36 37 // parse it 38 CompilationUnit cu = JavaParser.parse(in); 39 40 // visit and print the methods names 41 cu.accept(new MethodVisitor(), null); 42 } 43 44 /** 45 * Simple visitor implementation for visiting MethodDeclaration nodes. 46 */ 47 private static class MethodVisitor extends VoidVisitorAdapter<Void> { 48 @Override visit(MethodDeclaration n, Void arg)49 public void visit(MethodDeclaration n, Void arg) { 50 /* here you can access the attributes of the method. 51 this method will be called for all methods in this 52 CompilationUnit, including inner class methods */ 53 System.out.println(n.getName()); 54 super.visit(n, arg); 55 } 56 } 57 } 58