diff options
Diffstat (limited to 'libjava/classpath/java/lang/Class.java')
| -rw-r--r-- | libjava/classpath/java/lang/Class.java | 326 |
1 files changed, 163 insertions, 163 deletions
diff --git a/libjava/classpath/java/lang/Class.java b/libjava/classpath/java/lang/Class.java index 0aafe80..1caee01 100644 --- a/libjava/classpath/java/lang/Class.java +++ b/libjava/classpath/java/lang/Class.java @@ -99,7 +99,7 @@ import java.util.LinkedHashSet; * @since 1.0 * @see ClassLoader */ -public final class Class<T> +public final class Class<T> implements Serializable, Type, AnnotatedElement, GenericDeclaration { /** @@ -215,7 +215,7 @@ public final class Class<T> * @since 1.2 */ public static Class<?> forName(String name, boolean initialize, - ClassLoader classloader) + ClassLoader classloader) throws ClassNotFoundException { if (classloader == null) @@ -232,7 +232,7 @@ public final class Class<T> } return (Class<?>) VMClass.forName(name, initialize, classloader); } - + /** * Get all the public member classes and interfaces declared in this * class or inherited from superclasses. This returns an array of length @@ -263,7 +263,7 @@ public final class Class<T> list.addAll(Arrays.asList(superClass.internalGetClasses())); return list.toArray(new Class<?>[list.size()]); } - + /** * Get the ClassLoader that loaded this class. If the class was loaded * by the bootstrap classloader, this method will return null. @@ -288,7 +288,7 @@ public final class Class<T> if (loader != null && sm != null) { // Get the calling classloader - ClassLoader cl = VMStackWalker.getCallingClassLoader(); + ClassLoader cl = VMStackWalker.getCallingClassLoader(); if (cl != null && !cl.isAncestorOf(loader)) sm.checkPermission(new RuntimePermission("getClassLoader")); } @@ -331,9 +331,9 @@ public final class Class<T> Constructor[] constructors = getDeclaredConstructors(true); for (int i = 0; i < constructors.length; i++) { - Constructor constructor = constructors[i]; - if (matchParameters(types, constructor.getParameterTypes())) - return constructor; + Constructor constructor = constructors[i]; + if (matchParameters(types, constructor.getParameterTypes())) + return constructor; } throw new NoSuchMethodException(); } @@ -377,9 +377,9 @@ public final class Class<T> Constructor[] constructors = getDeclaredConstructors(false); for (int i = 0; i < constructors.length; i++) { - Constructor constructor = constructors[i]; - if (matchParameters(types, constructor.getParameterTypes())) - return constructor; + Constructor constructor = constructors[i]; + if (matchParameters(types, constructor.getParameterTypes())) + return constructor; } throw new NoSuchMethodException(); } @@ -429,7 +429,7 @@ public final class Class<T> { return VMClass.getDeclaredConstructors (this, publicOnly); } - + /** * Get a field declared in this class, where name is its simple name. The * implicit length field of arrays is not available. A security check may @@ -449,8 +449,8 @@ public final class Class<T> Field[] fields = getDeclaredFields(false); for (int i = 0; i < fields.length; i++) { - if (fields[i].getName().equals(name)) - return fields[i]; + if (fields[i].getName().equals(name)) + return fields[i]; } throw new NoSuchFieldException(); } @@ -535,7 +535,7 @@ public final class Class<T> { return VMClass.getDeclaredMethods (this, publicOnly); } - + /** * If this is a nested or inner class, return the class that declared it. * If not, return null. @@ -643,7 +643,7 @@ public final class Class<T> private Class[] params; private Class returnType; private int hash; - + MethodKey(Method m) { name = m.getName(); @@ -651,36 +651,36 @@ public final class Class<T> returnType = m.getReturnType(); hash = name.hashCode() ^ returnType.hashCode(); for(int i = 0; i < params.length; i++) - { - hash ^= params[i].hashCode(); - } + { + hash ^= params[i].hashCode(); + } } - + public boolean equals(Object o) { if (o instanceof MethodKey) - { - MethodKey m = (MethodKey) o; - if (m.name.equals(name) && m.params.length == params.length - && m.returnType == returnType) - { - for (int i = 0; i < params.length; i++) - { - if (m.params[i] != params[i]) - return false; - } - return true; - } - } + { + MethodKey m = (MethodKey) o; + if (m.name.equals(name) && m.params.length == params.length + && m.returnType == returnType) + { + for (int i = 0; i < params.length; i++) + { + if (m.params[i] != params[i]) + return false; + } + return true; + } + } return false; } - + public int hashCode() { return hash; } } - + /** * Get a public method declared or inherited in this class, where name is * its simple name. The implicit methods of Object are not available from @@ -725,21 +725,21 @@ public final class Class<T> Class superClass = getSuperclass(); if (superClass != null) { - match = superClass.internalGetMethod(methodName, args); - if(match != null) - return match; + match = superClass.internalGetMethod(methodName, args); + if(match != null) + return match; } Class[] interfaces = getInterfaces(); for (int i = 0; i < interfaces.length; i++) { - match = interfaces[i].internalGetMethod(methodName, args); - if (match != null) - return match; + match = interfaces[i].internalGetMethod(methodName, args); + if (match != null) + return match; } return null; } - /** + /** * Find the best matching method in <code>list</code> according to * the definition of ``best matching'' used by <code>getMethod()</code> * @@ -756,14 +756,14 @@ public final class Class<T> Method match = null; for (int i = 0; i < list.length; i++) { - Method method = list[i]; - if (!method.getName().equals(name)) - continue; - if (!matchParameters(args, method.getParameterTypes())) - continue; - if (match == null - || match.getReturnType().isAssignableFrom(method.getReturnType())) - match = method; + Method method = list[i]; + if (!method.getName().equals(name)) + continue; + if (!matchParameters(args, method.getParameterTypes())) + continue; + if (match == null + || match.getReturnType().isAssignableFrom(method.getReturnType())) + match = method; } return match; } @@ -783,12 +783,12 @@ public final class Class<T> return false; for (int i = 0; i < types1.length; i++) { - if (types1[i] != types2[i]) - return false; + if (types1[i] != types2[i]) + return false; } return true; } - + /** * Get all the public methods declared in this class or inherited from * superclasses. This returns an array of length 0 if there are no methods, @@ -825,25 +825,25 @@ public final class Class<T> Class[] interfaces = getInterfaces(); for(int i = 0; i < interfaces.length; i++) { - methods = interfaces[i].internalGetMethods(); - for(int j = 0; j < methods.length; j++) - { - map.put(new MethodKey(methods[j]), methods[j]); - } + methods = interfaces[i].internalGetMethods(); + for(int j = 0; j < methods.length; j++) + { + map.put(new MethodKey(methods[j]), methods[j]); + } } Class superClass = getSuperclass(); if(superClass != null) { - methods = superClass.internalGetMethods(); - for(int i = 0; i < methods.length; i++) - { - map.put(new MethodKey(methods[i]), methods[i]); - } + methods = superClass.internalGetMethods(); + for(int i = 0; i < methods.length; i++) + { + map.put(new MethodKey(methods[i]), methods[i]); + } } methods = getDeclaredMethods(true); for(int i = 0; i < methods.length; i++) { - map.put(new MethodKey(methods[i]), methods[i]); + map.put(new MethodKey(methods[i]), methods[i]); } return map.values().toArray(new Method[map.size()]); } @@ -867,7 +867,7 @@ public final class Class<T> Modifier.FINAL | Modifier.STATIC | Modifier.ABSTRACT | Modifier.INTERFACE)); } - + /** * Get the name of this class, separated by dots for package separators. * If the class represents a primitive type, or void, then the @@ -896,7 +896,7 @@ public final class Class<T> * @return the name of this class */ public String getName() - { + { return VMClass.getName (this); } @@ -959,16 +959,16 @@ public final class Class<T> { if (resourceName.length() > 0) { - if (resourceName.charAt(0) != '/') - { - String pkg = getPackagePortion(getName()); - if (pkg.length() > 0) - resourceName = pkg.replace('.','/') + '/' + resourceName; - } - else - { - resourceName = resourceName.substring(1); - } + if (resourceName.charAt(0) != '/') + { + String pkg = getPackagePortion(getName()); + if (pkg.length() > 0) + resourceName = pkg.replace('.','/') + '/' + resourceName; + } + else + { + resourceName = resourceName.substring(1); + } } return resourceName; } @@ -984,7 +984,7 @@ public final class Class<T> { return signers == null ? null : (Object[]) signers.clone (); } - + /** * Set the signers of this class. * @@ -1006,7 +1006,7 @@ public final class Class<T> { return VMClass.getSuperclass (this); } - + /** * Return whether this class is an array type. * @@ -1017,7 +1017,7 @@ public final class Class<T> { return VMClass.isArray (this); } - + /** * Discover whether an instance of the Class parameter would be an * instance of this Class as well. Think of doing @@ -1036,7 +1036,7 @@ public final class Class<T> { return VMClass.isAssignableFrom (this, c); } - + /** * Discover whether an Object is an instance of this Class. Think of it * as almost like <code>o instanceof (this class)</code>. @@ -1049,7 +1049,7 @@ public final class Class<T> { return VMClass.isInstance (this, o); } - + /** * Check whether this class is an interface or not. Array types are not * interfaces. @@ -1060,7 +1060,7 @@ public final class Class<T> { return VMClass.isInterface (this); } - + /** * Return whether this class is a primitive type. A primitive type class * is a class representing a kind of "placeholder" for the various @@ -1084,7 +1084,7 @@ public final class Class<T> { return VMClass.isPrimitive (this); } - + /** * Get a new instance of this class by calling the no-argument constructor. * The class is initialized if it has not been already. A security check @@ -1109,45 +1109,45 @@ public final class Class<T> Constructor<T> constructor; synchronized(this) { - constructor = this.constructor; + constructor = this.constructor; } if (constructor == null) { - Constructor[] constructors = getDeclaredConstructors(false); - for (int i = 0; i < constructors.length; i++) - { - if (constructors[i].getParameterTypes().length == 0) - { - constructor = constructors[i]; - break; - } - } - if (constructor == null) - throw new InstantiationException(getName()); - if (!Modifier.isPublic(constructor.getModifiers()) + Constructor[] constructors = getDeclaredConstructors(false); + for (int i = 0; i < constructors.length; i++) + { + if (constructors[i].getParameterTypes().length == 0) + { + constructor = constructors[i]; + break; + } + } + if (constructor == null) + throw new InstantiationException(getName()); + if (!Modifier.isPublic(constructor.getModifiers()) || !Modifier.isPublic(VMClass.getModifiers(this, true))) - { - setAccessible(constructor); - } - synchronized(this) - { - if (this.constructor == null) - this.constructor = constructor; - } + { + setAccessible(constructor); + } + synchronized(this) + { + if (this.constructor == null) + this.constructor = constructor; + } } int modifiers = constructor.getModifiers(); if (!Modifier.isPublic(modifiers) || !Modifier.isPublic(VMClass.getModifiers(this, true))) { - Class caller = VMStackWalker.getCallingClass(); - if (caller != null && - caller != this && - (Modifier.isPrivate(modifiers) - || getClassLoader() != caller.getClassLoader() - || !getPackagePortion(getName()) - .equals(getPackagePortion(caller.getName())))) - throw new IllegalAccessException(getName() - + " has an inaccessible constructor"); + Class caller = VMStackWalker.getCallingClass(); + if (caller != null && + caller != this && + (Modifier.isPrivate(modifiers) + || getClassLoader() != caller.getClassLoader() + || !getPackagePortion(getName()) + .equals(getPackagePortion(caller.getName())))) + throw new IllegalAccessException(getName() + + " has an inaccessible constructor"); } try { @@ -1155,9 +1155,9 @@ public final class Class<T> } catch (InvocationTargetException e) { - VMClass.throwException(e.getTargetException()); - throw (InternalError) new InternalError - ("VMClass.throwException returned").initCause(e); + VMClass.throwException(e.getTargetException()); + throw (InternalError) new InternalError + ("VMClass.throwException returned").initCause(e); } } @@ -1288,14 +1288,14 @@ public final class Class<T> * returns an appropriately cast reference to this object. Otherwise, * a <code>ClassCastException</code> is thrown. * </p> - * + * * @param klass the class object, the parameterized type (<code>U</code>) of * which should be a superclass of the parameterized type of * this instance. * @return a reference to this object, appropriately cast. * @throws ClassCastException if this class can not be converted to one * which represents a subclass of the specified - * type, <code>U</code>. + * type, <code>U</code>. * @since 1.5 */ public <U> Class<? extends U> asSubclass(Class<U> klass) @@ -1328,16 +1328,16 @@ public final class Class<T> Field[] fields = getDeclaredFields(true); for (int i = 0; i < fields.length; i++) { - Field field = fields[i]; - if (field.getName().equals(name)) - return field; + Field field = fields[i]; + if (field.getName().equals(name)) + return field; } Class[] interfaces = getInterfaces(); for (int i = 0; i < interfaces.length; i++) { - Field field = interfaces[i].internalGetField(name); - if(field != null) - return field; + Field field = interfaces[i].internalGetField(name); + if(field != null) + return field; } Class superClass = getSuperclass(); if (superClass != null) @@ -1368,10 +1368,10 @@ public final class Class<T> SecurityManager sm = SecurityManager.current; if (sm != null) { - sm.checkMemberAccess(this, which); - Package pkg = getPackage(); - if (pkg != null) - sm.checkPackageAccess(pkg.getName()); + sm.checkMemberAccess(this, which); + Package pkg = getPackage(); + if (pkg != null) + sm.checkPackageAccess(pkg.getName()); } } @@ -1388,30 +1388,30 @@ public final class Class<T> { if (isEnum()) { - try - { + try + { Method m = getMethod("values"); setAccessible(m); - return (T[]) m.invoke(null); - } - catch (NoSuchMethodException exception) - { - throw new Error("Enum lacks values() method"); - } - catch (IllegalAccessException exception) - { - throw new Error("Unable to access Enum class"); - } - catch (InvocationTargetException exception) - { - throw new - RuntimeException("The values method threw an exception", - exception); - } + return (T[]) m.invoke(null); + } + catch (NoSuchMethodException exception) + { + throw new Error("Enum lacks values() method"); + } + catch (IllegalAccessException exception) + { + throw new Error("Unable to access Enum class"); + } + catch (InvocationTargetException exception) + { + throw new + RuntimeException("The values method threw an exception", + exception); + } } else { - return null; + return null; } } @@ -1458,7 +1458,7 @@ public final class Class<T> * <code>getName()</code> which follows the last ".". Anonymous * classes have no name, and so the result of calling this method is * "". The simple name of an array consists of the simple name of - * its component type, followed by "[]". Thus, an array with the + * its component type, followed by "[]". Thus, an array with the * component type of an anonymous class has a simple name of simply * "[]". * @@ -1485,7 +1485,7 @@ public final class Class<T> Annotation[] annotations = getAnnotations(); for (Annotation annotation : annotations) if (annotation.annotationType() == annotationClass) - foundAnnotation = (A) annotation; + foundAnnotation = (A) annotation; return foundAnnotation; } @@ -1506,15 +1506,15 @@ public final class Class<T> for (Annotation a : getDeclaredAnnotations()) map.put((Class) a.annotationType(), a); for (Class<? super T> s = getSuperclass(); - s != null; - s = s.getSuperclass()) + s != null; + s = s.getSuperclass()) { - for (Annotation a : s.getDeclaredAnnotations()) - { - Class k = (Class) a.annotationType(); - if (! map.containsKey(k) && k.isAnnotationPresent(Inherited.class)) - map.put(k, a); - } + for (Annotation a : s.getDeclaredAnnotations()) + { + Class k = (Class) a.annotationType(); + if (! map.containsKey(k) && k.isAnnotationPresent(Inherited.class)) + map.put(k, a); + } } Collection<Annotation> v = map.values(); return v.toArray(new Annotation[v.size()]); @@ -1533,7 +1533,7 @@ public final class Class<T> * The canonical name for top-level classes, top-level interfaces and * primitive types is always the same as the fully-qualified name. * For array types, the canonical name is the canonical name of its - * component type with `[]' appended. + * component type with `[]' appended. * </p> * <p> * The canonical name of a member class always refers to the place where @@ -1590,7 +1590,7 @@ public final class Class<T> /** * Returns the constructor which immediately encloses this class. If - * this class is a top-level class, or a local or anonymous class + * this class is a top-level class, or a local or anonymous class * immediately enclosed by a type definition, instance initializer * or static initializer, then <code>null</code> is returned. * @@ -1606,7 +1606,7 @@ public final class Class<T> /** * Returns the method which immediately encloses this class. If - * this class is a top-level class, or a local or anonymous class + * this class is a top-level class, or a local or anonymous class * immediately enclosed by a type definition, instance initializer * or static initializer, then <code>null</code> is returned. * @@ -1718,7 +1718,7 @@ public final class Class<T> * An array of size zero is returned if this class has no type * variables. * - * @return the type variables associated with this class. + * @return the type variables associated with this class. * @throws GenericSignatureFormatError if the generic signature does * not conform to the format specified in the Virtual Machine * specification, version 3. @@ -1743,8 +1743,8 @@ public final class Class<T> * @return true if an annotation exists for the specified type. * @since 1.5 */ - public boolean isAnnotationPresent(Class<? extends Annotation> - annotationClass) + public boolean isAnnotationPresent(Class<? extends Annotation> + annotationClass) { return getAnnotation(annotationClass) != null; } |