Imported GNU Classpath 0.90

Imported GNU Classpath 0.90
       * scripts/makemake.tcl: LocaleData.java moved to gnu/java/locale.

       * sources.am: Regenerated.
       * gcj/javaprims.h: Regenerated.
       * Makefile.in: Regenerated.
       * gcj/Makefile.in: Regenerated.
       * include/Makefile.in: Regenerated.
       * testsuite/Makefile.in: Regenerated.

       * gnu/java/lang/VMInstrumentationImpl.java: New override.
       * gnu/java/net/local/LocalSocketImpl.java: Likewise.
       * gnu/classpath/jdwp/VMMethod.java: Likewise.
       * gnu/classpath/jdwp/VMVirtualMachine.java: Update to latest
       interface.
       * java/lang/Thread.java: Add UncaughtExceptionHandler.
       * java/lang/reflect/Method.java: Implements GenericDeclaration and
       isSynthetic(),
       * java/lang/reflect/Field.java: Likewise.
       * java/lang/reflect/Constructor.java
       * java/lang/Class.java: Implements Type, GenericDeclaration,
       getSimpleName() and getEnclosing*() methods.
       * java/lang/Class.h: Add new public methods.
       * java/lang/Math.java: Add signum(), ulp() and log10().
       * java/lang/natMath.cc (log10): New function.
       * java/security/VMSecureRandom.java: New override.
       * java/util/logging/Logger.java: Updated to latest classpath
       version.
       * java/util/logging/LogManager.java: New override.

From-SVN: r113887

libjava/java/lang/Class.h

@@ -395,6 +395,12 @@ public:
   jstring toString (void);
   jboolean desiredAssertionStatus (void);
 
+  JArray<java::lang::reflect::TypeVariable *> *getTypeParameters (void);
+
+  java::lang::Class *getEnclosingClass (void);
+  java::lang::reflect::Constructor *getEnclosingConstructor (void);
+  java::lang::reflect::Method *getEnclosingMethod (void);
+
   // FIXME: this probably shouldn't be public.
   jint size (void)
   {

libjava/java/lang/Class.java

@@ -42,8 +42,11 @@ import java.io.InputStream;
 import java.io.Serializable;
 import java.lang.reflect.Constructor;
 import java.lang.reflect.Field;
+import java.lang.reflect.GenericDeclaration;
 import java.lang.reflect.Member;
 import java.lang.reflect.Method;
+import java.lang.reflect.Type;
+import java.lang.reflect.TypeVariable;
 import java.net.URL;
 import java.security.ProtectionDomain;
 import java.util.ArrayList;
@@ -79,7 +82,7 @@ import java.util.HashSet;
  * @since 1.0
  * @see ClassLoader
  */
-public final class Class implements Serializable
+public final class Class implements Type, GenericDeclaration, Serializable
 {
   /**
    * Class is non-instantiable from Java code; only the VM can create
@@ -928,4 +931,92 @@ public final class Class implements Serializable
 	  sm.checkPackageAccess(pkg.getName());
       }
   }
+
+  /**
+   * Returns the simple name for this class, as used in the source
+   * code.  For normal classes, this is the content returned by
+   * <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
+   * component type of an anonymous class has a simple name of simply
+   * "[]".
+   *
+   * @return the simple name for this class.
+   * @since 1.5
+   */
+  public String getSimpleName()
+  {
+    // FIXME write real implementation
+    return "";
+  }
+
+  /**
+   * Returns the class which immediately encloses this class.  If this class
+   * is a top-level class, this method returns <code>null</code>.
+   *
+   * @return the immediate enclosing class, or <code>null</code> if this is
+   *         a top-level class.
+   * @since 1.5
+   */
+   /* FIXME[GENERICS]: Should return Class<?> */
+  public Class getEnclosingClass()
+  {
+    // FIXME write real implementation
+    return null;
+  }
+
+  /**
+   * Returns the constructor which immediately encloses this class.  If
+   * 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.
+   *
+   * @return the immediate enclosing constructor if this class is
+   *         declared within a constructor.  Otherwise, <code>null</code>
+   *         is returned.
+   * @since 1.5
+   */
+   /* FIXME[GENERICS]: Should return Constructor<?> */
+  public Constructor getEnclosingConstructor()
+  {
+    // FIXME write real implementation
+    return null;
+  }
+
+  /**
+   * Returns the method which immediately encloses this class.  If
+   * 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.
+   *
+   * @return the immediate enclosing method if this class is
+   *         declared within a method.  Otherwise, <code>null</code>
+   *         is returned.
+   * @since 1.5
+   */
+  public Method getEnclosingMethod()
+  {
+    // FIXME write real implementation
+    return null;
+  }
+
+  /**
+   * Returns an array of <code>TypeVariable</code> objects that represents
+   * the type variables declared by this class, in declaration order.
+   * An array of size zero is returned if this class has no type
+   * variables.
+   *
+   * @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.
+   * @since 1.5
+   */
+   /* FIXME[GENERICS]: Should return TypeVariable<Class<T>> */
+  public TypeVariable[] getTypeParameters()
+  {
+    // FIXME - provide real implementation.
+    return new TypeVariable[0];
+  }
 }

libjava/java/lang/Math.java

@@ -647,4 +647,180 @@ public final class Math
   {
     return (rads * 180) / PI;
   }
+
+  /**
+   * <p>
+   * Returns the base 10 logarithm of the supplied value.  The returned
+   * result is within 1 ulp of the exact result, and the results are
+   * semi-monotonic.
+   * </p>
+   * <p>
+   * Arguments of either <code>NaN</code> or less than zero return
+   * <code>NaN</code>.  An argument of positive infinity returns positive
+   * infinity.  Negative infinity is returned if either positive or negative
+   * zero is supplied.  Where the argument is the result of
+   * <code>10<sup>n</sup</code>, then <code>n</code> is returned.
+   * </p>
+   *
+   * @param a the numeric argument.
+   * @return the base 10 logarithm of <code>a</code>.
+   * @since 1.5
+   */
+  public static native double log10(double a);
+
+  /**
+   * <p>
+   * Returns the sign of the argument as follows:
+   * </p>
+   * <ul>
+   * <li>If <code>a</code> is greater than zero, the result is 1.0.</li>
+   * <li>If <code>a</code> is less than zero, the result is -1.0.</li>
+   * <li>If <code>a</code> is <code>NaN</code>, the result is <code>NaN</code>.
+   * <li>If <code>a</code> is positive or negative zero, the result is the
+   * same.</li>
+   * </ul>
+   *
+   * @param a the numeric argument.
+   * @return the sign of the argument.
+   * @since 1.5.
+   */
+  public static double signum(double a)
+  {
+    if (Double.isNaN(a))
+      return Double.NaN;
+    if (a > 0)
+      return 1.0;
+    if (a < 0)
+      return -1.0;
+    return a;
+  }
+
+  /**
+   * <p>
+   * Returns the sign of the argument as follows:
+   * </p>
+   * <ul>
+   * <li>If <code>a</code> is greater than zero, the result is 1.0f.</li>
+   * <li>If <code>a</code> is less than zero, the result is -1.0f.</li>
+   * <li>If <code>a</code> is <code>NaN</code>, the result is <code>NaN</code>.
+   * <li>If <code>a</code> is positive or negative zero, the result is the
+   * same.</li>
+   * </ul>
+   *
+   * @param a the numeric argument.
+   * @return the sign of the argument.
+   * @since 1.5.
+   */
+  public static float signum(float a)
+  {
+    if (Float.isNaN(a))
+      return Float.NaN;
+    if (a > 0)
+      return 1.0f;
+    if (a < 0)
+      return -1.0f;
+    return a;
+  }
+
+  /**
+   * Return the ulp for the given double argument.  The ulp is the
+   * difference between the argument and the next larger double.  Note
+   * that the sign of the double argument is ignored, that is,
+   * ulp(x) == ulp(-x).  If the argument is a NaN, then NaN is returned.
+   * If the argument is an infinity, then +Inf is returned.  If the
+   * argument is zero (either positive or negative), then
+   * {@link Double#MIN_VALUE} is returned.
+   * @param d the double whose ulp should be returned
+   * @return the difference between the argument and the next larger double
+   * @since 1.5
+   */
+  public static double ulp(double d)
+  {
+    if (Double.isNaN(d))
+      return d;
+    if (Double.isInfinite(d))
+      return Double.POSITIVE_INFINITY;
+    // This handles both +0.0 and -0.0.
+    if (d == 0.0)
+      return Double.MIN_VALUE;
+    long bits = Double.doubleToLongBits(d);
+    final int mantissaBits = 52;
+    final int exponentBits = 11;
+    final long mantMask = (1L << mantissaBits) - 1;
+    long mantissa = bits & mantMask;
+    final long expMask = (1L << exponentBits) - 1;
+    long exponent = (bits >>> mantissaBits) & expMask;
+
+    // Denormal number, so the answer is easy.
+    if (exponent == 0)
+      {
+        long result = (exponent << mantissaBits) | 1L;
+        return Double.longBitsToDouble(result);
+      }
+
+    // Conceptually we want to have '1' as the mantissa.  Then we would
+    // shift the mantissa over to make a normal number.  If this underflows
+    // the exponent, we will make a denormal result.
+    long newExponent = exponent - mantissaBits;
+    long newMantissa;
+    if (newExponent > 0)
+      newMantissa = 0;
+    else
+      {
+        newMantissa = 1L << -(newExponent - 1);
+        newExponent = 0;
+      }
+    return Double.longBitsToDouble((newExponent << mantissaBits) | newMantissa);
+  }
+
+  /**
+   * Return the ulp for the given float argument.  The ulp is the
+   * difference between the argument and the next larger float.  Note
+   * that the sign of the float argument is ignored, that is,
+   * ulp(x) == ulp(-x).  If the argument is a NaN, then NaN is returned.
+   * If the argument is an infinity, then +Inf is returned.  If the
+   * argument is zero (either positive or negative), then
+   * {@link Float#MIN_VALUE} is returned.
+   * @param f the float whose ulp should be returned
+   * @return the difference between the argument and the next larger float
+   * @since 1.5
+   */
+  public static float ulp(float f)
+  {
+    if (Float.isNaN(f))
+      return f;
+    if (Float.isInfinite(f))
+      return Float.POSITIVE_INFINITY;
+    // This handles both +0.0 and -0.0.
+    if (f == 0.0)
+      return Float.MIN_VALUE;
+    int bits = Float.floatToIntBits(f);
+    final int mantissaBits = 23;
+    final int exponentBits = 8;
+    final int mantMask = (1 << mantissaBits) - 1;
+    int mantissa = bits & mantMask;
+    final int expMask = (1 << exponentBits) - 1;
+    int exponent = (bits >>> mantissaBits) & expMask;
+
+    // Denormal number, so the answer is easy.
+    if (exponent == 0)
+      {
+        int result = (exponent << mantissaBits) | 1;
+        return Float.intBitsToFloat(result);
+      }
+
+    // Conceptually we want to have '1' as the mantissa.  Then we would
+    // shift the mantissa over to make a normal number.  If this underflows
+    // the exponent, we will make a denormal result.
+    int newExponent = exponent - mantissaBits;
+    int newMantissa;
+    if (newExponent > 0)
+      newMantissa = 0;
+    else
+      {
+        newMantissa = 1 << -(newExponent - 1);
+        newExponent = 0;
+      }
+    return Float.intBitsToFloat((newExponent << mantissaBits) | newMantissa);
+  }
 }

libjava/java/lang/Thread.java

@@ -127,11 +127,17 @@ public class Thread implements Runnable
   /** The context classloader for this Thread. */
   private ClassLoader contextClassLoader;
 
+  /** The default exception handler.  */
+  private static UncaughtExceptionHandler defaultHandler;
+
   /** Thread local storage. Package accessible for use by
     * InheritableThreadLocal.
     */
   WeakIdentityHashMap locals;
 
+  /** The uncaught exception handler.  */
+  UncaughtExceptionHandler exceptionHandler;
+
   // This describes the top-most interpreter frame for this thread.
   RawData interp_frame;
 
@@ -935,4 +941,147 @@ public class Thread implements Runnable
       }
     return locals;
   }
+
+  /** 
+   * Assigns the given <code>UncaughtExceptionHandler</code> to this
+   * thread.  This will then be called if the thread terminates due
+   * to an uncaught exception, pre-empting that of the
+   * <code>ThreadGroup</code>.
+   *
+   * @param h the handler to use for this thread.
+   * @throws SecurityException if the current thread can't modify this thread.
+   * @since 1.5 
+   */
+  public void setUncaughtExceptionHandler(UncaughtExceptionHandler h)
+  {
+    SecurityManager sm = SecurityManager.current; // Be thread-safe.
+    if (sm != null)
+      sm.checkAccess(this);    
+    exceptionHandler = h;
+  }
+
+  /** 
+   * <p>
+   * Returns the handler used when this thread terminates due to an
+   * uncaught exception.  The handler used is determined by the following:
+   * </p>
+   * <ul>
+   * <li>If this thread has its own handler, this is returned.</li>
+   * <li>If not, then the handler of the thread's <code>ThreadGroup</code>
+   * object is returned.</li>
+   * <li>If both are unavailable, then <code>null</code> is returned
+   *     (which can only happen when the thread was terminated since
+   *      then it won't have an associated thread group anymore).</li>
+   * </ul>
+   * 
+   * @return the appropriate <code>UncaughtExceptionHandler</code> or
+   *         <code>null</code> if one can't be obtained.
+   * @since 1.5 
+   */
+  public UncaughtExceptionHandler getUncaughtExceptionHandler()
+  {
+    return exceptionHandler != null ? exceptionHandler : group;
+  }
+
+  /** 
+   * <p>
+   * Sets the default uncaught exception handler used when one isn't
+   * provided by the thread or its associated <code>ThreadGroup</code>.
+   * This exception handler is used when the thread itself does not
+   * have an exception handler, and the thread's <code>ThreadGroup</code>
+   * does not override this default mechanism with its own.  As the group
+   * calls this handler by default, this exception handler should not defer
+   * to that of the group, as it may lead to infinite recursion.
+   * </p>
+   * <p>
+   * Uncaught exception handlers are used when a thread terminates due to
+   * an uncaught exception.  Replacing this handler allows default code to
+   * be put in place for all threads in order to handle this eventuality.
+   * </p>
+   *
+   * @param h the new default uncaught exception handler to use.
+   * @throws SecurityException if a security manager is present and
+   *                           disallows the runtime permission
+   *                           "setDefaultUncaughtExceptionHandler".
+   * @since 1.5 
+   */
+  public static void 
+    setDefaultUncaughtExceptionHandler(UncaughtExceptionHandler h)
+  {
+    SecurityManager sm = SecurityManager.current; // Be thread-safe.
+    if (sm != null)
+      sm.checkPermission(new RuntimePermission("setDefaultUncaughtExceptionHandler"));    
+    defaultHandler = h;
+  }
+
+  /** 
+   * Returns the handler used by default when a thread terminates
+   * unexpectedly due to an exception, or <code>null</code> if one doesn't
+   * exist.
+   *
+   * @return the default uncaught exception handler.
+   * @since 1.5 
+   */
+  public static UncaughtExceptionHandler getDefaultUncaughtExceptionHandler()
+  {
+    return defaultHandler;
+  }
+  
+  /**
+   * <p>
+   * This interface is used to handle uncaught exceptions
+   * which cause a <code>Thread</code> to terminate.  When
+   * a thread, t, is about to terminate due to an uncaught
+   * exception, the virtual machine looks for a class which
+   * implements this interface, in order to supply it with
+   * the dying thread and its uncaught exception.
+   * </p>
+   * <p>
+   * The virtual machine makes two attempts to find an
+   * appropriate handler for the uncaught exception, in
+   * the following order:
+   * </p>
+   * <ol>
+   * <li>
+   * <code>t.getUncaughtExceptionHandler()</code> --
+   * the dying thread is queried first for a handler
+   * specific to that thread.
+   * </li>
+   * <li>
+   * <code>t.getThreadGroup()</code> --
+   * the thread group of the dying thread is used to
+   * handle the exception.  If the thread group has
+   * no special requirements for handling the exception,
+   * it may simply forward it on to
+   * <code>Thread.getDefaultUncaughtExceptionHandler()</code>,
+   * the default handler, which is used as a last resort.
+   * </li>
+   * </ol>
+   * <p>
+   * The first handler found is the one used to handle
+   * the uncaught exception.
+   * </p>
+   *
+   * @author Tom Tromey <tromey@redhat.com>
+   * @author Andrew John Hughes <gnu_andrew@member.fsf.org>
+   * @since 1.5
+   * @see Thread#getUncaughtExceptionHandler()
+   * @see Thread#setUncaughtExceptionHander(java.lang.Thread.UncaughtExceptionHandler)
+   * @see Thread#getDefaultUncaughtExceptionHandler()
+   * @see
+   * Thread#setDefaultUncaughtExceptionHandler(java.lang.Thread.UncaughtExceptionHandler)
+   */
+  public interface UncaughtExceptionHandler
+  {
+    /**
+     * Invoked by the virtual machine with the dying thread
+     * and the uncaught exception.  Any exceptions thrown
+     * by this method are simply ignored by the virtual
+     * machine.
+     *
+     * @param thr the dying thread.
+     * @param exc the uncaught exception.
+     */
+    void uncaughtException(Thread thr, Throwable exc);
+  }
 }

libjava/java/lang/natMath.cc

@@ -102,6 +102,11 @@ jdouble java::lang::Math::ceil(jdouble x)
   return (jdouble)::ceil((double)x);
 }  
 
+jdouble java::lang::Math::log10(jdouble x)
+{
+  return (jdouble)::log10((double)x);
+}  
+
 static inline int
 floatToIntBits (jfloat value)
 {

libjava/java/lang/reflect/Constructor.java

@@ -44,7 +44,8 @@ package java.lang.reflect;
  * @since 1.1
  * @status updated to 1.4
  */
-public final class Constructor extends AccessibleObject implements Member
+public final class Constructor extends AccessibleObject
+  implements Member, GenericDeclaration
 {
   /**
    * This class is uninstantiable except from native code.
@@ -203,6 +204,28 @@ public final class Constructor extends AccessibleObject implements Member
     throws InstantiationException, IllegalAccessException,
     IllegalArgumentException, InvocationTargetException;
 
+  // FIXME - Write a real implementation
+  public boolean isSynthetic() { return false; }
+
+  /**
+   * Returns an array of <code>TypeVariable</code> objects that represents
+   * the type variables declared by this constructor, in declaration order.
+   * An array of size zero is returned if this class has no type
+   * variables.
+   *
+   * @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.
+   * @since 1.5
+   */
+  /* FIXME[GENERICS]: Should be TypeVariable<Method>[] */
+  public TypeVariable[] getTypeParameters()
+  {
+    // FIXME - write a real implementation
+    return new TypeVariable[0];
+  }
+
   // Update cached values from method descriptor in class.
   private native void getType ();
 

libjava/java/lang/reflect/Field.java

@@ -262,4 +262,9 @@ public final class Field extends AccessibleObject implements Member
     sbuf.append(getName());
     return sbuf.toString();
   }
+
+  // FIXME - Write a real implementations
+  public boolean isSynthetic() { return false; }
+  public boolean isEnumConstant() { return false; }
+
 }

libjava/java/lang/reflect/Method.java

@@ -46,7 +46,8 @@ import gnu.gcj.RawData;
  * @since 1.1
  * @status updated to 1.4
  */
-public final class Method extends AccessibleObject implements Member
+public final class Method extends AccessibleObject
+  implements Member, GenericDeclaration
 {
   /**
    * This class is uninstantiable.
@@ -262,6 +263,28 @@ public final class Method extends AccessibleObject implements Member
       }
   }
 
+  // FIXME - Write a real implementation
+  public boolean isSynthetic() { return false; }
+
+  /**
+   * Returns an array of <code>TypeVariable</code> objects that represents
+   * the type variables declared by this constructor, in declaration order.
+   * An array of size zero is returned if this class has no type
+   * variables.
+   *
+   * @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.
+   * @since 1.5
+   */
+  /* FIXME[GENERICS]: Should be TypeVariable<Method>[] */
+  public TypeVariable[] getTypeParameters()
+  {
+    // FIXME - write a real implementation
+    return new TypeVariable[0];
+  }
+
   // Declaring class.
   private Class declaringClass;