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author | Andrew Haley <aph@redhat.com> | 2007-03-02 11:01:19 +0000 |
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committer | Andrew Haley <aph@gcc.gnu.org> | 2007-03-02 11:01:19 +0000 |
commit | 7ac5faca9750f3af73582759d6777268e9d709bf (patch) | |
tree | e3903468047e110a9a0786cf218b4a08d289401d /libjava | |
parent | b2c6e7979854d03e0153fc702298a6fbbf268eb6 (diff) | |
download | gcc-7ac5faca9750f3af73582759d6777268e9d709bf.zip gcc-7ac5faca9750f3af73582759d6777268e9d709bf.tar.gz gcc-7ac5faca9750f3af73582759d6777268e9d709bf.tar.bz2 |
AnnotationInvocationHandler.java: Whitespace only changes.
2007-03-02 Andrew Haley <aph@redhat.com>
* sun/reflect/annotation/AnnotationInvocationHandler.java:
Whitespace only changes.
2007-03-02 Andrew Haley <aph@redhat.com>
* sun/reflect/annotation/AnnotationInvocationHandler.java: Moved
from Classpath to libgcj local.
From-SVN: r122471
Diffstat (limited to 'libjava')
-rw-r--r-- | libjava/ChangeLog | 10 | ||||
-rw-r--r-- | libjava/sun/reflect/annotation/AnnotationInvocationHandler.java | 648 |
2 files changed, 334 insertions, 324 deletions
diff --git a/libjava/ChangeLog b/libjava/ChangeLog index 522d4c3..96cdf2d 100644 --- a/libjava/ChangeLog +++ b/libjava/ChangeLog @@ -1,3 +1,13 @@ +2007-03-02 Andrew Haley <aph@redhat.com> + + * sun/reflect/annotation/AnnotationInvocationHandler.java: + Whitespace only changes. + +2007-03-02 Andrew Haley <aph@redhat.com> + + * sun/reflect/annotation/AnnotationInvocationHandler.java: Moved + from Classpath to libgcj local. + 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com> * Makefile.am: Add dummy install-pdf target. diff --git a/libjava/sun/reflect/annotation/AnnotationInvocationHandler.java b/libjava/sun/reflect/annotation/AnnotationInvocationHandler.java index f132d81..ccfe860 100644 --- a/libjava/sun/reflect/annotation/AnnotationInvocationHandler.java +++ b/libjava/sun/reflect/annotation/AnnotationInvocationHandler.java @@ -61,336 +61,336 @@ import java.util.Map; public final class AnnotationInvocationHandler implements InvocationHandler, Serializable { - private static final long serialVersionUID = 6182022883658399397L; - private final Class type; - private final Map memberValues; - - /** - * Construct a new invocation handler for an annotation proxy. - * Note that the VM is responsible for filling the memberValues map - * with the default values of all the annotation members. - */ - public AnnotationInvocationHandler(Class type, Map memberValues) - { - this.type = type; - this.memberValues = memberValues; - } - - public static Annotation create(Class type, Map memberValues) - { - for (Method m : type.getDeclaredMethods()) - { - String name = m.getName(); - if (! memberValues.containsKey(name)) - { - // FIXME: what to do about exceptions here? - memberValues.put(name, m.getDefaultValue()); - } - } - AnnotationInvocationHandler handler - = new AnnotationInvocationHandler(type, memberValues); - return (Annotation) Proxy.newProxyInstance(type.getClassLoader(), - new Class[] { type }, - handler); - } - - /** - * Compare an instance of AnnotationInvocationHandler with another object. - * Note that the other object does not have to be an - * AnnotationInvocationHandler, any implementation of the annotation - * interface is allowed to be compared for equality. - * Note that this makes the equals method asymmetric, but this behavior - * is specified by Annotation.equals and identical to the JDK. - * - * This method is public for use by other parts of the VM. Some VMs - * (can) use different representations of annotations that reuse this - * method. - */ - public static boolean equals(Class type, Map memberValues, Object other) - { - if (type.isInstance(other)) - { - try - { - Method[] methods = type.getDeclaredMethods(); - if (methods.length == memberValues.size()) - { - for (int i = 0; i < methods.length; i++) - { - String key = methods[i].getName(); - Object val = methods[i].invoke(other, new Object[0]); - if (! deepEquals(memberValues.get(key), val)) - { - return false; - } - } - return true; - } - } - catch (IllegalAccessException _) - { - // Ignore exception, like the JDK - } - catch (InvocationTargetException _) - { - // Ignore exception, like the JDK - } - } - return false; - } - - private static boolean deepEquals(Object o1, Object o2) - { - if (o1 == o2) - return true; - - if (o1 == null || o2 == null) - return false; - - if (o1 instanceof boolean[] && o2 instanceof boolean[]) - return Arrays.equals((boolean[]) o1, (boolean[]) o2); - - if (o1 instanceof byte[] && o2 instanceof byte[]) - return Arrays.equals((byte[]) o1, (byte[]) o2); - - if (o1 instanceof char[] && o2 instanceof char[]) - return Arrays.equals((char[]) o1, (char[]) o2); - - if (o1 instanceof short[] && o2 instanceof short[]) - return Arrays.equals((short[]) o1, (short[]) o2); - - if (o1 instanceof int[] && o2 instanceof int[]) - return Arrays.equals((int[]) o1, (int[]) o2); - - if (o1 instanceof float[] && o2 instanceof float[]) - return Arrays.equals((float[]) o1, (float[]) o2); - - if (o1 instanceof long[] && o2 instanceof long[]) - return Arrays.equals((long[]) o1, (long[]) o2); - - if (o1 instanceof double[] && o2 instanceof double[]) - return Arrays.equals((double[]) o1, (double[]) o2); - - if (o1 instanceof Object[] && o2 instanceof Object[]) - return Arrays.equals((Object[]) o1, (Object[]) o2); - - return o1.equals(o2); - } - - private static int deepHashCode(Object obj) - { - if (obj instanceof boolean[]) - return Arrays.hashCode((boolean[]) obj); - - if (obj instanceof byte[]) - return Arrays.hashCode((byte[]) obj); - - if (obj instanceof char[]) - return Arrays.hashCode((char[]) obj); - - if (obj instanceof short[]) - return Arrays.hashCode((short[]) obj); - - if (obj instanceof int[]) - return Arrays.hashCode((int[]) obj); - - if (obj instanceof float[]) - return Arrays.hashCode((float[]) obj); - - if (obj instanceof long[]) - return Arrays.hashCode((long[]) obj); - - if (obj instanceof double[]) - return Arrays.hashCode((double[]) obj); - - if (obj instanceof Object[]) - return Arrays.hashCode((Object[]) obj); - - return obj.hashCode(); - } - - /** - * Compute the hashCode for an annotation. Note that the algorithm is - * specified by Annotation.hashCode. - * - * This method is public for use by other parts of the VM. Some VMs - * (can) use different representations of annotations that reuse this - * method. - */ - public static int hashCode(Class type, Map memberValues) - { - int h = 0; - Iterator iter = memberValues.keySet().iterator(); - while (iter.hasNext()) - { - Object key = iter.next(); - Object val = memberValues.get(key); - h += deepHashCode(val) ^ 127 * key.hashCode(); - } - return h; - } - - private static String deepToString(Object obj) - { - if (obj instanceof boolean[]) - return Arrays.toString((boolean[]) obj); + private static final long serialVersionUID = 6182022883658399397L; + private final Class type; + private final Map memberValues; + + /** + * Construct a new invocation handler for an annotation proxy. + * Note that the VM is responsible for filling the memberValues map + * with the default values of all the annotation members. + */ + public AnnotationInvocationHandler(Class type, Map memberValues) + { + this.type = type; + this.memberValues = memberValues; + } + + public static Annotation create(Class type, Map memberValues) + { + for (Method m : type.getDeclaredMethods()) + { + String name = m.getName(); + if (! memberValues.containsKey(name)) + { + // FIXME: what to do about exceptions here? + memberValues.put(name, m.getDefaultValue()); + } + } + AnnotationInvocationHandler handler + = new AnnotationInvocationHandler(type, memberValues); + return (Annotation) Proxy.newProxyInstance(type.getClassLoader(), + new Class[] { type }, + handler); + } + + /** + * Compare an instance of AnnotationInvocationHandler with another object. + * Note that the other object does not have to be an + * AnnotationInvocationHandler, any implementation of the annotation + * interface is allowed to be compared for equality. + * Note that this makes the equals method asymmetric, but this behavior + * is specified by Annotation.equals and identical to the JDK. + * + * This method is public for use by other parts of the VM. Some VMs + * (can) use different representations of annotations that reuse this + * method. + */ + public static boolean equals(Class type, Map memberValues, Object other) + { + if (type.isInstance(other)) + { + try + { + Method[] methods = type.getDeclaredMethods(); + if (methods.length == memberValues.size()) + { + for (int i = 0; i < methods.length; i++) + { + String key = methods[i].getName(); + Object val = methods[i].invoke(other, new Object[0]); + if (! deepEquals(memberValues.get(key), val)) + { + return false; + } + } + return true; + } + } + catch (IllegalAccessException _) + { + // Ignore exception, like the JDK + } + catch (InvocationTargetException _) + { + // Ignore exception, like the JDK + } + } + return false; + } + + private static boolean deepEquals(Object o1, Object o2) + { + if (o1 == o2) + return true; + + if (o1 == null || o2 == null) + return false; + + if (o1 instanceof boolean[] && o2 instanceof boolean[]) + return Arrays.equals((boolean[]) o1, (boolean[]) o2); + + if (o1 instanceof byte[] && o2 instanceof byte[]) + return Arrays.equals((byte[]) o1, (byte[]) o2); + + if (o1 instanceof char[] && o2 instanceof char[]) + return Arrays.equals((char[]) o1, (char[]) o2); + + if (o1 instanceof short[] && o2 instanceof short[]) + return Arrays.equals((short[]) o1, (short[]) o2); + + if (o1 instanceof int[] && o2 instanceof int[]) + return Arrays.equals((int[]) o1, (int[]) o2); + + if (o1 instanceof float[] && o2 instanceof float[]) + return Arrays.equals((float[]) o1, (float[]) o2); + + if (o1 instanceof long[] && o2 instanceof long[]) + return Arrays.equals((long[]) o1, (long[]) o2); + + if (o1 instanceof double[] && o2 instanceof double[]) + return Arrays.equals((double[]) o1, (double[]) o2); + + if (o1 instanceof Object[] && o2 instanceof Object[]) + return Arrays.equals((Object[]) o1, (Object[]) o2); + + return o1.equals(o2); + } + + private static int deepHashCode(Object obj) + { + if (obj instanceof boolean[]) + return Arrays.hashCode((boolean[]) obj); + + if (obj instanceof byte[]) + return Arrays.hashCode((byte[]) obj); + + if (obj instanceof char[]) + return Arrays.hashCode((char[]) obj); + + if (obj instanceof short[]) + return Arrays.hashCode((short[]) obj); + + if (obj instanceof int[]) + return Arrays.hashCode((int[]) obj); + + if (obj instanceof float[]) + return Arrays.hashCode((float[]) obj); + + if (obj instanceof long[]) + return Arrays.hashCode((long[]) obj); + + if (obj instanceof double[]) + return Arrays.hashCode((double[]) obj); + + if (obj instanceof Object[]) + return Arrays.hashCode((Object[]) obj); + + return obj.hashCode(); + } + + /** + * Compute the hashCode for an annotation. Note that the algorithm is + * specified by Annotation.hashCode. + * + * This method is public for use by other parts of the VM. Some VMs + * (can) use different representations of annotations that reuse this + * method. + */ + public static int hashCode(Class type, Map memberValues) + { + int h = 0; + Iterator iter = memberValues.keySet().iterator(); + while (iter.hasNext()) + { + Object key = iter.next(); + Object val = memberValues.get(key); + h += deepHashCode(val) ^ 127 * key.hashCode(); + } + return h; + } + + private static String deepToString(Object obj) + { + if (obj instanceof boolean[]) + return Arrays.toString((boolean[]) obj); - if (obj instanceof byte[]) - return Arrays.toString((byte[]) obj); + if (obj instanceof byte[]) + return Arrays.toString((byte[]) obj); - if (obj instanceof char[]) - return Arrays.toString((char[]) obj); + if (obj instanceof char[]) + return Arrays.toString((char[]) obj); - if (obj instanceof short[]) - return Arrays.toString((short[]) obj); + if (obj instanceof short[]) + return Arrays.toString((short[]) obj); - if (obj instanceof int[]) - return Arrays.toString((int[]) obj); + if (obj instanceof int[]) + return Arrays.toString((int[]) obj); - if (obj instanceof float[]) - return Arrays.toString((float[]) obj); + if (obj instanceof float[]) + return Arrays.toString((float[]) obj); - if (obj instanceof long[]) - return Arrays.toString((long[]) obj); + if (obj instanceof long[]) + return Arrays.toString((long[]) obj); - if (obj instanceof double[]) - return Arrays.toString((double[]) obj); + if (obj instanceof double[]) + return Arrays.toString((double[]) obj); - if (obj instanceof Object[]) - return Arrays.toString((Object[]) obj); - - return obj.toString(); - } - - /** - * This method is public for use by other parts of the VM. Some VMs - * (can) use different representations of annotations that reuse this - * method. - */ - public static String toString(Class type, Map memberValues) - { - StringBuffer sb = new StringBuffer(); - sb.append('@').append(type.getName()).append('('); - String sep = ""; - Iterator iter = memberValues.keySet().iterator(); - while (iter.hasNext()) - { - Object key = iter.next(); - Object val = memberValues.get(key); - sb.append(sep).append(key).append('=').append(deepToString(val)); - sep = ", "; - } - sb.append(')'); - return sb.toString(); - } - - private static Class getBoxedReturnType(Method method) - { - Class returnType = method.getReturnType(); - - if (returnType == boolean.class) - return Boolean.class; - - if (returnType == byte.class) - return Byte.class; - - if (returnType == char.class) - return Character.class; - - if (returnType == short.class) - return Short.class; - - if (returnType == int.class) - return Integer.class; - - if (returnType == float.class) - return Float.class; - - if (returnType == long.class) - return Long.class; - - if (returnType == double.class) - return Double.class; - - return returnType; - } - - private Object arrayClone(Object obj) - { - if (obj instanceof boolean[]) - return ((boolean[]) obj).clone(); - - if (obj instanceof byte[]) - return ((byte[]) obj).clone(); - - if (obj instanceof char[]) - return ((char[]) obj).clone(); - - if (obj instanceof short[]) - return ((short[]) obj).clone(); - - if (obj instanceof int[]) - return ((int[]) obj).clone(); - - if (obj instanceof float[]) - return ((float[]) obj).clone(); - - if (obj instanceof long[]) - return ((long[]) obj).clone(); - - if (obj instanceof double[]) - return ((double[]) obj).clone(); - - if (obj instanceof Object[]) - return ((Object[]) obj).clone(); - - return obj; - } - - public Object invoke(Object proxy, Method method, Object[] args) - throws Throwable - { - String methodName = method.getName().intern(); - if (args == null || args.length == 0) - { - if (methodName == "toString") - { - return toString(type, memberValues); - } - else if (methodName == "hashCode") - { - return Integer.valueOf(hashCode(type, memberValues)); - } - else if (methodName == "annotationType") - { - return type; - } - else - { - Object val = memberValues.get(methodName); - if (val == null) - { - throw new IncompleteAnnotationException(type, methodName); - } - if (! getBoxedReturnType(method).isInstance(val)) - { - throw new AnnotationTypeMismatchException(method, - val.getClass().getName()); - } - if (val.getClass().isArray()) - { - val = arrayClone(val); - } - return val; - } - } - else if (args.length == 1) - { - if (methodName == "equals") - { - return Boolean.valueOf(equals(type, memberValues, args[0])); - } - } - throw new InternalError("Invalid annotation proxy"); - } + if (obj instanceof Object[]) + return Arrays.toString((Object[]) obj); + + return obj.toString(); + } + + /** + * This method is public for use by other parts of the VM. Some VMs + * (can) use different representations of annotations that reuse this + * method. + */ + public static String toString(Class type, Map memberValues) + { + StringBuffer sb = new StringBuffer(); + sb.append('@').append(type.getName()).append('('); + String sep = ""; + Iterator iter = memberValues.keySet().iterator(); + while (iter.hasNext()) + { + Object key = iter.next(); + Object val = memberValues.get(key); + sb.append(sep).append(key).append('=').append(deepToString(val)); + sep = ", "; + } + sb.append(')'); + return sb.toString(); + } + + private static Class getBoxedReturnType(Method method) + { + Class returnType = method.getReturnType(); + + if (returnType == boolean.class) + return Boolean.class; + + if (returnType == byte.class) + return Byte.class; + + if (returnType == char.class) + return Character.class; + + if (returnType == short.class) + return Short.class; + + if (returnType == int.class) + return Integer.class; + + if (returnType == float.class) + return Float.class; + + if (returnType == long.class) + return Long.class; + + if (returnType == double.class) + return Double.class; + + return returnType; + } + + private Object arrayClone(Object obj) + { + if (obj instanceof boolean[]) + return ((boolean[]) obj).clone(); + + if (obj instanceof byte[]) + return ((byte[]) obj).clone(); + + if (obj instanceof char[]) + return ((char[]) obj).clone(); + + if (obj instanceof short[]) + return ((short[]) obj).clone(); + + if (obj instanceof int[]) + return ((int[]) obj).clone(); + + if (obj instanceof float[]) + return ((float[]) obj).clone(); + + if (obj instanceof long[]) + return ((long[]) obj).clone(); + + if (obj instanceof double[]) + return ((double[]) obj).clone(); + + if (obj instanceof Object[]) + return ((Object[]) obj).clone(); + + return obj; + } + + public Object invoke(Object proxy, Method method, Object[] args) + throws Throwable + { + String methodName = method.getName().intern(); + if (args == null || args.length == 0) + { + if (methodName == "toString") + { + return toString(type, memberValues); + } + else if (methodName == "hashCode") + { + return Integer.valueOf(hashCode(type, memberValues)); + } + else if (methodName == "annotationType") + { + return type; + } + else + { + Object val = memberValues.get(methodName); + if (val == null) + { + throw new IncompleteAnnotationException(type, methodName); + } + if (! getBoxedReturnType(method).isInstance(val)) + { + throw new AnnotationTypeMismatchException(method, + val.getClass().getName()); + } + if (val.getClass().isArray()) + { + val = arrayClone(val); + } + return val; + } + } + else if (args.length == 1) + { + if (methodName == "equals") + { + return Boolean.valueOf(equals(type, memberValues, args[0])); + } + } + throw new InternalError("Invalid annotation proxy"); + } } |