| 1 | /* |
| 2 | * To change this template, choose Tools | Templates |
| 3 | * and open the template in the editor. |
| 4 | */ |
| 5 | package org.ufcspa.simdecs.diagram.util; |
| 6 | |
| 7 | import java.io.File; |
| 8 | import java.io.IOException; |
| 9 | import java.lang.reflect.Field; |
| 10 | import java.lang.reflect.Method; |
| 11 | import java.net.URL; |
| 12 | import java.util.ArrayList; |
| 13 | import java.util.Enumeration; |
| 14 | import java.util.List; |
| 15 | import org.apache.commons.lang3.text.WordUtils; |
| 16 | |
| 17 | /** |
| 18 | * |
| 19 | * @author maroni |
| 20 | */ |
| 21 | public class ReflectionUtils { |
| 22 | |
| 23 | public static Class[] getClasses(String packageName) throws ClassNotFoundException, IOException { |
| 24 | ClassLoader classLoader = Thread.currentThread().getContextClassLoader(); |
| 25 | assert classLoader != null; |
| 26 | String path = packageName.replace('.', '/'); |
| 27 | Enumeration<URL> resources = classLoader.getResources(path); |
| 28 | List<File> dirs = new ArrayList<File>(); |
| 29 | while (resources.hasMoreElements()) { |
| 30 | URL resource = resources.nextElement(); |
| 31 | dirs.add(new File(resource.getFile())); |
| 32 | } |
| 33 | ArrayList<Class> classes = new ArrayList<Class>(); |
| 34 | for (File directory : dirs) { |
| 35 | classes.addAll(findClasses(directory, packageName)); |
| 36 | } |
| 37 | return classes.toArray(new Class[classes.size()]); |
| 38 | } |
| 39 | |
| 40 | private static List<Class> findClasses(File directory, String packageName) throws ClassNotFoundException { |
| 41 | List<Class> classes = new ArrayList<Class>(); |
| 42 | if (!directory.exists()) { |
| 43 | return classes; |
| 44 | } |
| 45 | File[] files = directory.listFiles(); |
| 46 | for (File file : files) { |
| 47 | if (file.isDirectory()) { |
| 48 | assert !file.getName().contains("."); |
| 49 | classes.addAll(findClasses(file, packageName + "." + file.getName())); |
| 50 | } else if (file.getName().endsWith(".class")) { |
| 51 | classes.add(Class.forName(packageName + '.' + file.getName().substring(0, file.getName().length() - 6))); |
| 52 | } |
| 53 | } |
| 54 | return classes; |
| 55 | } |
| 56 | |
| 57 | public static Method getSetterMethod(Class reflectClass, Field field) { |
| 58 | for (Method method : reflectClass.getMethods()) { |
| 59 | if (method.getName().equals("set" + WordUtils.capitalize(field.getName()))) { |
| 60 | return method; |
| 61 | } |
| 62 | } |
| 63 | |
| 64 | return null; |
| 65 | } |
| 66 | |
| 67 | public static Method getGetterMethod(Class reflectClass, Field field) { |
| 68 | for (Method method : reflectClass.getMethods()) { |
| 69 | if (method.getName().equals("get" + WordUtils.capitalize(field.getName()))) { |
| 70 | return method; |
| 71 | } |
| 72 | } |
| 73 | |
| 74 | return null; |
| 75 | } |
| 76 | |
| 77 | } |