private XmlUIElement getXmlUIElementFor(String typeArg) { if (typeToClassMappingProp == null) { setUpMappingsHM(); } String clsName = (String) typeToClassMappingProp.get(typeArg); if ((clsName != null) && !(clsName.equals("*NOTFOUND*")) && !(clsName.equals("*EXCEPTION*"))) { try { Class cls = Class.forName(clsName); return (XmlUIElement) cls.newInstance(); } catch (Throwable th) { typeToClassMappingProp.put(typeArg, "*EXCEPTION*"); showErrorMessage( MessageFormat.format( ProvClientUtils.getString( "{0} occurred when trying to get the XmlUIElement for type : {1}"), new Object[] {th.getClass().getName(), typeArg})); th.printStackTrace(); return null; } } else if (clsName == null) { typeToClassMappingProp.put(typeArg, "*NOTFOUND*"); showErrorMessage( MessageFormat.format( ProvClientUtils.getString( "The type {0} does not have the corresponding XMLUIElement specified in the TypeToUIElementMapping.txt file"), new Object[] {typeArg})); } return null; }
public Object m(String method, Object[] args) { try { Class<?> c = obj.getClass(); Method m = null; if (args != null) { Class[] types = new Class[args.length]; for (int i = 0; i < args.length; i++) { if (args[i] != null) { types[i] = args[i].getClass(); } else types[i] = String.class; // FIXME, use the string type as default } m = c.getMethod(method, types); } else { m = c.getMethod(method, (Class[]) null); } // Log.e(TAG,"now call obj method:"+m.toString()); return m.invoke(obj, args); } catch (NoSuchMethodException e) { // e.printStackTrace(); Log.e(TAG, "Can't find method:" + method); } catch (SecurityException e) { Log.e(TAG, "Can't get method:" + method + " for security issue"); } catch (Exception e) { Log.e(TAG, "call method:" + method + " failed:" + e.getMessage()); } return null; }
private void checkClass(Class cls, Object obj) { boolean found = false; java.lang.Class<? extends Object> klz = obj.getClass(); do { if (cls.name.equals(klz.getSimpleName())) { found = true; break; } klz = klz.getSuperclass(); } while (klz != null); if (!found) { errors.add("Object " + obj + " should have class " + cls.name); return; } // Don't use klz here, we want the actual class of obj, not it's inherited root. String actualCls = obj.getClass().getSimpleName(); Class concreteCls = findSubClassOf(cls.name, actualCls); if (concreteCls == null) { errors.add("No concrete subclass of " + cls.name + " corresponding to " + actualCls); } else { for (Field f : concreteCls.fields) { errorsForField(f, obj); } } }
static Object createObject(String className) throws InstantiationException, IllegalAccessException, ClassNotFoundException { Object object1 = null; Class classDefinition = Class.forName(className); object1 = classDefinition.newInstance(); return object1; }
private static boolean lookForInterface( java.lang.Class<?> klass, String className, Set<java.lang.Class<?>> alreadyVisited) { if (klass.getName().equals(className)) return true; // did we already visit this type? if (!alreadyVisited.add(klass)) return false; // first see if it satisfies it directly SatisfiedTypes satisfiesAnnotation = klass.getAnnotation(SatisfiedTypes.class); if (satisfiesAnnotation != null) { for (String satisfiedType : satisfiesAnnotation.value()) { satisfiedType = declClassName(satisfiedType); int i = satisfiedType.indexOf('<'); if (i > 0) { satisfiedType = satisfiedType.substring(0, i); } try { if (lookForInterface( java.lang.Class.forName(satisfiedType, true, klass.getClassLoader()), className, alreadyVisited)) { return true; } } catch (ClassNotFoundException e) { throw new RuntimeException(e); } } } // now look at this class's interfaces for (java.lang.Class<?> intrface : klass.getInterfaces()) { if (lookForInterface(intrface, className, alreadyVisited)) return true; } // no luck return false; }
static { java.util.Properties prop = System.getProperties(); java.lang.String vendor = prop.getProperty("java.vendor"); java.lang.String platform_class_name; java.lang.Class platform_class; if (vendor.equals("Oracle Corporation")) { platform_class_name = "python.platform.JavaPlatform"; } else if (vendor.equals("The Android Project")) { platform_class_name = "python.platform.AndroidPlatform"; } else { throw new org.python.exceptions.RuntimeError("Unknown platform vendor '" + vendor + "'"); } try { platform_class = java.lang.Class.forName(platform_class_name); impl = (python.Platform) platform_class.getConstructor().newInstance(); } catch (ClassNotFoundException e) { throw new org.python.exceptions.RuntimeError( "Unable to find platform '" + platform_class_name + "'"); } catch (NoSuchMethodException e) { throw new org.python.exceptions.RuntimeError( "Unable to call constructor for plaform '" + platform_class_name + "'"); } catch (InstantiationException e) { throw new org.python.exceptions.RuntimeError( "Unable to instantiate platform '" + platform_class_name + "'"); } catch (IllegalAccessException e) { throw new org.python.exceptions.RuntimeError( "Unable to access constructor for platform '" + platform_class_name + "'"); } catch (java.lang.reflect.InvocationTargetException e) { throw new org.python.exceptions.RuntimeError( "Unable to invoke constructor for platform '" + platform_class_name + "'"); } }
/** * Returns all the annotations of this class. If there are no annotations then an empty array is * returned. * * @return a copy of the array containing this class' annotations. * @see #getDeclaredAnnotations() */ public Annotation[] getAnnotations() { /* * We need to get the annotations declared on this class, plus the * annotations from superclasses that have the "@Inherited" annotation * set. We create a temporary map to use while we accumulate the * annotations and convert it to an array at the end. * * It's possible to have duplicates when annotations are inherited. * We use a Map to filter those out. * * HashMap might be overkill here. */ HashMap<Class, Annotation> map = new HashMap<Class, Annotation>(); Annotation[] declaredAnnotations = getDeclaredAnnotations(); for (int i = declaredAnnotations.length - 1; i >= 0; --i) { map.put(declaredAnnotations[i].annotationType(), declaredAnnotations[i]); } for (Class<?> sup = getSuperclass(); sup != null; sup = sup.getSuperclass()) { declaredAnnotations = sup.getDeclaredAnnotations(); for (int i = declaredAnnotations.length - 1; i >= 0; --i) { Class<?> clazz = declaredAnnotations[i].annotationType(); if (!map.containsKey(clazz) && clazz.isAnnotationPresent(Inherited.class)) { map.put(clazz, declaredAnnotations[i]); } } } /* convert annotation values from HashMap to array */ Collection<Annotation> coll = map.values(); return coll.toArray(new Annotation[coll.size()]); }
private static boolean arrayTypeMatch(Class<?> srcComp, Class<?> destComp) { if (srcComp.isPrimitive()) { return srcComp.equals(destComp); } else { return !destComp.isPrimitive(); } }
/** * Uses 'loader' to load class 'clzz', and calls the static method 'method'. If the return value * does not equal 'value' (or if an exception is thrown), then a test failure is indicated. * * <p>If 'value' is null, then no equality check is performed -- the assertion fails only if an * exception is thrown. */ protected void assertStaticCallEquals( ClassLoader loader, Class clzz, String method, Object value) { java.lang.Class<?> cls = null; try { cls = java.lang.Class.forName(clzz.getName(), true, loader); } catch (ClassNotFoundException e) { } assertNotNull(cls); java.lang.reflect.Method m = null; try { m = cls.getMethod(method); } catch (NoSuchMethodException e) { } assertNotNull(m); try { Object res = m.invoke(null); assertNotNull(res); if (value != null) { assertEquals(res, value); } } catch (InvocationTargetException | IllegalAccessException e) { fail("Unexpected exception thrown: " + e.getCause(), e.getCause()); } }
@SuppressWarnings("unchecked") private boolean hasValidConstructor(java.lang.Class<?> aClass) { // The cast below is not necessary with the Java 5 compiler, but necessary with the Java 6 // compiler, // where the return type of Class.getDeclaredConstructors() was changed // from Constructor<T>[] to Constructor<?>[] Constructor<? extends TestCase>[] constructors = (Constructor<? extends TestCase>[]) aClass.getConstructors(); for (Constructor<? extends TestCase> constructor : constructors) { if (Modifier.isPublic(constructor.getModifiers())) { java.lang.Class<?>[] parameterTypes = constructor.getParameterTypes(); if (parameterTypes.length == 0 || (parameterTypes.length == 1 && parameterTypes[0] == String.class)) { return true; } } } Log.i( LOG_TAG, String.format( "TestCase class %s is missing a public constructor with no parameters " + "or a single String parameter - skipping", aClass.getName())); return false; }
void initResources() { final java.lang.Class clazz = this.getClass(); if (resourceBundle != null) { try { if (images == null) { images = new org.eclipse.swt.graphics.Image[imageLocations.length]; for (int i = 0; i < imageLocations.length; ++i) { java.io.InputStream sourceStream = clazz.getResourceAsStream(imageLocations[i]); org.eclipse.swt.graphics.ImageData source = new org.eclipse.swt.graphics.ImageData(sourceStream); org.eclipse.swt.graphics.ImageData mask = source.getTransparencyMask(); images[i] = new org.eclipse.swt.graphics.Image(null, source, mask); try { sourceStream.close(); } catch (java.io.IOException e) { e.printStackTrace(); } } } return; } catch (java.lang.Throwable t) { } } java.lang.String error = resourceBundle != null ? getResourceString("error.CouldNotLoadResources") : "Unable to load resources"; freeResources(); throw new java.lang.RuntimeException(error); }
public void initResources() { final java.lang.Class clazz = org.eclipse.swt.examples.paint.PaintExample.class; if (resourceBundle != null) { try { for (int i = 0; i < tools.length; ++i) { org.eclipse.swt.examples.paint.Tool tool = tools[i]; java.lang.String id = tool.group + '.' + tool.name; java.io.InputStream sourceStream = clazz.getResourceAsStream(getResourceString(id + ".image")); org.eclipse.swt.graphics.ImageData source = new org.eclipse.swt.graphics.ImageData(sourceStream); org.eclipse.swt.graphics.ImageData mask = source.getTransparencyMask(); tool.image = new org.eclipse.swt.graphics.Image(null, source, mask); try { sourceStream.close(); } catch (java.io.IOException e) { e.printStackTrace(); } } return; } catch (java.lang.Throwable t) { } } java.lang.String error = resourceBundle != null ? getResourceString("error.CouldNotLoadResources") : "Unable to load resources"; freeResources(); throw new java.lang.RuntimeException(error); }
public <T> T unwrap(java.lang.Class<T> iface) throws java.sql.SQLException { try { // This works for classes that aren't actually wrapping anything return iface.cast(this); } catch (ClassCastException cce) { throw SQLError.createSQLException("Unable to unwrap to " + iface.toString(), SQLError.SQL_STATE_ILLEGAL_ARGUMENT, getExceptionInterceptor()); } }
/** * Casts this {@code Class} to represent a subclass of the specified class. If successful, this * {@code Class} is returned; otherwise a {@code ClassCastException} is thrown. * * @param clazz the required type. * @return this {@code Class} cast as a subclass of the given type. * @throws ClassCastException if this {@code Class} cannot be cast to the specified type. */ @SuppressWarnings("unchecked") public <U> Class<? extends U> asSubclass(Class<U> clazz) { if (clazz.isAssignableFrom(this)) { return (Class<? extends U>) this; } String actualClassName = this.getName(); String desiredClassName = clazz.getName(); throw new ClassCastException(actualClassName + " cannot be cast to " + desiredClassName); }
public static Object loadFrame( JopSession session, String className, String instance, boolean scrollbar) throws ClassNotFoundException { if (className.indexOf(".pwg") != -1) { GrowFrame frame = new GrowFrame( className, session.getGdh(), instance, new GrowFrameCb(session), session.getRoot()); frame.validate(); frame.setVisible(true); } else { Object frame; if (instance == null) instance = ""; JopLog.log( "JopSpider.loadFrame: Loading frame \"" + className + "\" instance \"" + instance + "\""); try { Class clazz = Class.forName(className); try { Class argTypeList[] = new Class[] {session.getClass(), instance.getClass(), boolean.class}; Object argList[] = new Object[] {session, instance, new Boolean(scrollbar)}; System.out.println("JopSpider.loadFrame getConstructor"); Constructor constructor = clazz.getConstructor(argTypeList); try { frame = constructor.newInstance(argList); } catch (Exception e) { System.out.println( "Class instanciation error: " + className + " " + e.getMessage() + " " + constructor); return null; } // frame = clazz.newInstance(); JopLog.log("JopSpider.loadFrame openFrame"); openFrame(frame); return frame; } catch (NoSuchMethodException e) { System.out.println("NoSuchMethodException: Unable to get frame constructor " + className); } catch (Exception e) { System.out.println( "Exception: Unable to get frame class " + className + " " + e.getMessage()); } } catch (ClassNotFoundException e) { System.out.println("Class not found: " + className); throw new ClassNotFoundException(); } return null; } return null; }
public GridElement cloneFromMe() { try { java.lang.Class<? extends GridElement> cx = this.getClass(); // get class of dynamic object GridElement c = cx.newInstance(); c.setPanelAttributes(getPanelAttributes()); // copy states c.setRectangle(getRectangle()); getDiagramHandler().setHandlerAndInitListeners(c); return c; } catch (Exception e) { log.error("Error at calling CloneFromMe() on entity", e); } return null; }
public GElement newGElement(java.lang.Class<? extends GElement> elementClass) throws NoProductException { try { Constructor<? extends GElement> constructor = elementClass.getConstructor(String.class); String id = IDgenerator.getInstance().generate(elementClass); GElement result = constructor.newInstance(id); result.initDefault(); return result; } catch (Exception ex) { ex.printStackTrace(); throw new NoProductException(elementClass.getName()); } }
/** Override toString */ public String toString() { String strId = "ClassifierContextDecl"; String name = null; try { java.lang.Class cls = this.getClass(); java.lang.reflect.Method method = cls.getMethod("getName", new java.lang.Class[] {}); name = (String) method.invoke(this, new Object[] {}); if (name != null && name.length() == 0) name = null; } catch (Exception e) { } if (name == null) return strId; else return strId + " '" + name + "'"; }
@Override public ExecuteContext execute(ExecuteContext context) throws Exception { int pos = classFilePath.lastIndexOf(File.separatorChar); String folder = classFilePath.substring(0, pos); String file = classFilePath.substring(pos + 1); file = file.replace(".class", ""); FileSystemClassLoader loader = new FileSystemClassLoader(folder); java.lang.Class<?> classs = loader.findClass(file); Object obj = classs.newInstance(); Method method = classs.getMethod("run"); method.invoke(obj); return context; }
private List<Class<?>> buildClassesList( List<Class<?>> result, Set<String> seen, boolean publicOnly) { for (Class<?> c = clazz; c != null; c = c.getSuperclass()) { for (Class<?> f : c.getClassCache().getDeclaredClasses(false, publicOnly)) { String s = f.toString(); if (!seen.contains(s)) { result.add(f); seen.add(s); } } } return result; }
/** * Gets the checklist for an element. * * @param dm is the element * @return a checklist */ public static Checklist getChecklistFor(Object dm) { Checklist cl; java.lang.Class cls = dm.getClass(); while (cls != null) { cl = lookupChecklist(cls); if (cl != null) { return cl; } cls = cls.getSuperclass(); } return null; }
public Entity CloneFromMe() { try { // LME java.lang.Class<? extends Entity> cx = this.getClass(); // get class of dynamic object Entity c = cx.newInstance(); c.setState(this.getPanelAttributes()); // copy states c.setBounds(this.getBounds()); return c; } catch (InstantiationException e) { System.err.println("UMLet -> Entity/" + this.getClass().toString() + ": " + e); } catch (IllegalAccessException e) { System.err.println("UMLet -> Entity/" + this.getClass().toString() + ": " + e); } return null; }
private static boolean classExtendsClass(java.lang.Class<?> klass, String className) { if (klass == null) return false; if (klass.getName().equals(className)) return true; if ((className.equals("ceylon.language.Basic")) && klass != java.lang.Object.class && !isSubclassOfString(klass) // && klass!=java.lang.String.class && !klass.isAnnotationPresent(Class.class) && (!klass.isInterface() || !klass.isAnnotationPresent(Ceylon.class))) { // TODO: this is broken for a Java class that // extends a Ceylon class return true; } Class classAnnotation = klass.getAnnotation(Class.class); if (classAnnotation != null) { String superclassName = declClassName(classAnnotation.extendsType()); int i = superclassName.indexOf('<'); if (i > 0) { superclassName = superclassName.substring(0, i); } if (superclassName.isEmpty()) { return false; } try { return classExtendsClass( java.lang.Class.forName(superclassName, true, klass.getClassLoader()), className); } catch (ClassNotFoundException e) { throw new RuntimeException(e); } } return classExtendsClass(klass.getSuperclass(), className); }
private static void appendTypeName(StringBuilder out, Class<?> c) { if (c == null) { out.append("null"); } else { int dimensions = 0; while (c.isArray()) { c = c.getComponentType(); dimensions++; } out.append(c.getName()); for (int d = 0; d < dimensions; d++) { out.append("[]"); } } }
/** * Get the package for the specified class. The class's class loader is used to find the package * instance corresponding to the specified class. If the class loader is the bootstrap class * loader, which may be represented by {@code null} in some implementations, then the set of * packages loaded by the bootstrap class loader is searched to find the package. * * <p>Packages have attributes for versions and specifications only if the class loader created * the package instance with the appropriate attributes. Typically those attributes are defined in * the manifests that accompany the classes. * * @param class the class to get the package of. * @return the package of the class. It may be null if no package information is available from * the archive or codebase. */ static Package getPackage(Class<?> c) { String name = c.getName(); int i = name.lastIndexOf('.'); if (i != -1) { name = name.substring(0, i); ClassLoader cl = c.getClassLoader(); if (cl != null) { return cl.getPackage(name); } else { return getSystemPackage(name); } } else { return null; } }
public Object f(String member) { try { Class<?> c = obj.getClass(); Field f = null; f = c.getField(member); return f.get(obj); } catch (NoSuchFieldException e) { Log.e(TAG, "Can't find member:" + member); } catch (SecurityException e) { Log.e(TAG, "Can't get member:" + member + " for security issue"); } catch (Exception e) { Log.e(TAG, "call member:" + member + " failed"); } return null; }
public Object getFieldValue(String member) { try { Class<?> c = obj.getClass(); Field field = c.getDeclaredField(member); field.setAccessible(true); return field.get(obj); } catch (NoSuchFieldException e) { Log.e(TAG, "Can't find member:" + member); } catch (SecurityException e) { Log.e(TAG, "Can't get member:" + member + " for security issue"); } catch (Exception e) { Log.e(TAG, "call member:" + member + " failed"); } return null; }
public java.sql.Connection getDbConnection(java.lang.String userName, java.lang.String passWord) throws java.sql.SQLException { java.sql.Connection connection = null; try { java.lang.Class.forName("org.postgresql.Driver"); } catch (java.lang.ClassNotFoundException cnf) { javax.swing.JOptionPane.showMessageDialog(new javax.swing.JFrame(), cnf.getMessage()); } try { connection = java.sql.DriverManager.getConnection( "jdbc:postgresql://" + this.dbServerIp + ":" + dbPort + "/" + activeDatabase, userName, passWord); } catch (java.sql.SQLException sqlExec) { javax.swing.JOptionPane.showMessageDialog( new javax.swing.JFrame(), "ERROR : Logon denied due to incorrect password!"); } return connection; }
private void compile() { Class[] staticLib = new Class[1]; Class[] dynamicLib = new Class[1]; context = new Object[1]; Class[] dotLib = {Object.class, String.class, Class.class, java.util.Date.class}; try { staticLib[0] = java.lang.Class.forName("java.lang.Math"); pro = new ValueProvider(); dynamicLib[0] = pro.getClass(); context[0] = pro; res = new Resolver(); } catch (ClassNotFoundException e) { throw new RuntimeException("Can not find class for JEL!", e); } try { lib = new Library(staticLib, dynamicLib, dotLib, res, null); lib.markStateDependent("random", null); } catch (gnu.jel.CompilationException ec1) { throw new RuntimeException("Can not compile JEL Library!", ec1); } try { compExpression = Evaluator.compile(parsedExpression, lib, Boolean.TYPE); } catch (gnu.jel.CompilationException ec2) { throw new RuntimeException("Can not compile JEL Expression: " + expression, ec2); } }
/* * Create a new ObjectStreamClass_1_3_1 from a loaded class. * Don't call this directly, call lookup instead. */ private ObjectStreamClass_1_3_1( java.lang.Class cl, ObjectStreamClass_1_3_1 superdesc, boolean serial, boolean extern) { ofClass = cl; /* created from this class */ if (Proxy.isProxyClass(cl)) { forProxyClass = true; } name = cl.getName(); superclass = superdesc; serializable = serial; if (!forProxyClass) { // proxy classes are never externalizable externalizable = extern; } /* * Enter this class in the table of known descriptors. * Otherwise, when the fields are read it may recurse * trying to find the descriptor for itself. */ insertDescriptorFor(this); /* * The remainder of initialization occurs in init(), which is called * after the lock on the global class descriptor table has been * released. */ }