Calendar.java (toString): New method.

* java/util/Calendar.java (toString): New method.
	* java/util/SimpleTimeZone.java (clone): New method.
	(toString): New method.
	* java/util/TimeZone.java (clone): New method.
	* java/text/SimpleDateFormat.java (clone): New method.
	* java/text/NumberFormat.java (clone): New method.
	(equals): New method.
	* java/text/Format.java (clone): New method.
	* java/text/DateFormatSymbols.java (DateFormatSymbols): New
	constructor.
	(clone): New method.
	* java/text/DateFormat.java (clone): New method.
	* java/text/Collator.java (clone): New method.

From-SVN: r31775

libjava/java/text/Collator.java

@@ -1,6 +1,6 @@
 // Collator.java - Locale-sensitive string comparison.
 
-/* Copyright (C) 1999  Red Hat, Inc.
+/* Copyright (C) 1999, 2000  Red Hat, Inc.
 
    This file is part of libgcj.
 
@@ -56,6 +56,11 @@ public abstract class Collator implements Cloneable, Serializable
     return compare (source, target) == 0;
   }
 
+  public Object clone ()
+  {
+    return super.clone ();
+  }
+
   public static synchronized Locale[] getAvailableLocales ()
   {
     // FIXME.

libjava/java/text/DateFormat.java

@@ -1,4 +1,4 @@
-/* Copyright (C) 1998, 1999  Red Hat, Inc.
+/* Copyright (C) 1998, 1999, 2000  Red Hat, Inc.
 
    This file is part of libgcj.
 
@@ -62,6 +62,12 @@ public abstract class DateFormat extends Format implements Cloneable
     return calendar.equals(d.calendar) && numberFormat.equals(d.numberFormat);
   }
 
+  public Object clone ()
+  {
+    // We know the superclass just call's Object's generic cloner.
+    return super.clone ();
+  }
+
   public final StringBuffer format (Object obj,
 				    StringBuffer buf, FieldPosition pos)
   {

libjava/java/text/DateFormatSymbols.java

@@ -1,4 +1,4 @@
-/* Copyright (C) 1998, 1999  Red Hat, Inc.
+/* Copyright (C) 1998, 1999, 2000  Red Hat, Inc.
 
    This file is part of libgcj.
 
@@ -121,6 +121,19 @@ public class DateFormatSymbols extends Object
     this (Locale.getDefault());
   }
 
+  // Copy constructor.
+  private DateFormatSymbols (DateFormatSymbols old)
+  {
+    ampms = old.ampms;
+    eras = old.eras;
+    localPatternChars = old.localPatternChars;
+    months = old.months;
+    shortMonths = old.shortMonths;
+    shortWeekdays = old.shortWeekdays;
+    weekdays = old.weekdays;
+    zoneStrings = old.zoneStrings;
+  }
+
   public String[] getAmPmStrings()
   {
     return ampms;
@@ -251,6 +264,11 @@ public class DateFormatSymbols extends Object
 	    && equals(zoneStrings, other.zoneStrings));
   }
 
+  public Object clone ()
+  {
+    return new DateFormatSymbols (this);
+  }
+
   public int hashCode ()
   {
     return (hashCode(ampms)

libjava/java/text/Format.java

@@ -1,4 +1,4 @@
-/* Copyright (C) 1998, 1999  Red Hat, Inc.
+/* Copyright (C) 1998, 1999, 2000  Red Hat, Inc.
 
    This file is part of libgcj.
 
@@ -48,4 +48,9 @@ public abstract class Format implements java.io.Serializable, Cloneable
       }
     return result;
   }
+
+  public Object clone ()
+  {
+    return super.clone ();
+  }
 }

libjava/java/text/NumberFormat.java

@@ -1,4 +1,4 @@
-/* Copyright (C) 1998, 1999  Red Hat, Inc.
+/* Copyright (C) 1998, 1999, 2000  Red Hat, Inc.
 
    This file is part of libgcj.
 
@@ -50,6 +50,27 @@ public abstract class NumberFormat extends Format implements Cloneable
   public abstract StringBuffer format (long number,
 				       StringBuffer sbuf, FieldPosition pos);
 
+  public Object clone ()
+  {
+    // We know the superclass just uses Object's generic cloner.
+    // Why not just inherit?  Because the online docs specify that
+    // this method exists for this class.
+    return super.clone ();
+  }
+
+  public boolean equals (Object obj)
+  {
+    if (! (obj instanceof NumberFormat))
+      return false;
+    NumberFormat nf = (NumberFormat) obj;
+    return (groupingUsed == nf.groupingUsed
+	    && maximumFractionDigits == nf.maximumFractionDigits
+	    && maximumIntegerDigits == nf.maximumIntegerDigits
+	    && minimumFractionDigits == nf.minimumFractionDigits
+	    && minimumIntegerDigits == nf.minimumIntegerDigits
+	    && parseIntegerOnly == nf.parseIntegerOnly);
+  }
+
   public static Locale[] getAvailableLocales ()
     {
       // FIXME.

libjava/java/text/SimpleDateFormat.java

@@ -1,4 +1,4 @@
-/* Copyright (C) 1998, 1999  Red Hat, Inc.
+/* Copyright (C) 1998, 1999, 2000  Red Hat, Inc.
 
    This file is part of libgcj.
 
@@ -512,6 +512,12 @@ public class SimpleDateFormat extends DateFormat
 					other.defaultCenturyStart));
   }
 
+  public Object clone ()
+  {
+    // We know the superclass just call's Object's generic cloner.
+    return super.clone ();
+  }
+
   public int hashCode ()
   {
     int hash = super.hashCode();