[PATCH] NumberFormat

[Guilhem Lavaux]

Hi,

Here is just a patch to review about NumberFormat.Field before I check 
it in. It implements java.text.NumberFormat.Field it is quite 
straightforward using the documentation.

Regards,

Guilhem.

ChangeLog entry:

2003-11-21 Guilhem Lavaux <address@hidden>

	* java/text/NumberFormat.java 
	(NumberFormat.Field): New implemented class to match Java 1.4

Index: java/text/NumberFormat.java
===================================================================
RCS file: /cvsroot/classpath/classpath/java/text/NumberFormat.java,v
retrieving revision 1.4
diff -u -r1.4 NumberFormat.java
--- java/text/NumberFormat.java 22 Jan 2002 22:27:01 -0000      1.4
+++ java/text/NumberFormat.java 21 Nov 2003 19:52:44 -0000
@@ -79,6 +79,98 @@
    */
   public static final int FRACTION_FIELD = 1;
 
+  public static class Field extends Format.Field
+  {
+    static final long serialVersionUID = 7494728892700160890L;
+
+    /**
+     * Attribute set to all characters containing digits of the integer
+     * part.
+     */
+    public static final NumberFormat.Field INTEGER = new Field("integer");
+
+    /**
+     * Attribute set to all characters containing digits of the fractional
+     * part.
+     */
+    public static final NumberFormat.Field FRACTION = new Field("fraction");
+
+    /**
+     * Attribute set to all characters containing digits of the exponential
+     * part.
+     */
+    public static final NumberFormat.Field EXPONENT = new Field("exponent");
+
+    /**
+     * Attribute set to all characters containing a decimal separator.
+     */
+    public static final NumberFormat.Field DECIMAL_SEPARATOR = new 
Field("decimal separator");
+
+    /**
+     * Attribute set to all characters containing a sign (plus or minus).
+     */
+    public static final NumberFormat.Field SIGN = new Field("sign");
+
+    /**
+     * Attribute set to all characters containing a grouping separator (e.g. a 
comma,
+     * a white space,...).
+     */
+    public static final NumberFormat.Field GROUPING_SEPARATOR = new 
Field("grouping separator");
+
+    /**
+     * Attribute set to all characters containing an exponential symbol (e.g. 
'E')
+     */
+    public static final NumberFormat.Field EXPONENT_SYMBOL = new 
Field("exponent symbol");
+
+    /**
+     * Attribute set to all characters containing a percent symbol (e.g. '%')
+     */
+    public static final NumberFormat.Field PERCENT = new Field("percent");
+
+    /**
+     * Attribute set to all characters containing a permille symbol.
+     */
+    public static final NumberFormat.Field PERMILLE = new Field("permille");
+
+    /**
+     * Attribute set to all characters containing the currency unit.
+     */
+    public static final NumberFormat.Field CURRENCY = new Field("currency");
+
+    /**
+     * Attribute set to all characters containing the exponent sign.
+     */
+    public static final NumberFormat.Field EXPONENT_SIGN = new Field("exponent 
sign");
+
+    private static final NumberFormat.Field[] allFields =
+    {
+      INTEGER, FRACTION, EXPONENT, DECIMAL_SEPARATOR, SIGN,
+      GROUPING_SEPARATOR, EXPONENT_SYMBOL, PERCENT,
+      PERMILLE, CURRENCY, EXPONENT_SIGN
+    };
+
+    // For deserialization purpose
+    private Field()
+    {
+      super("");
+    }
+    
+    private Field(String s)
+    {
+      super(s);
+    }
+
+    protected Object readResolve() throws InvalidObjectException
+    {
+      String s = getName();
+      for (int i=0;i<allFields.length;i++)
+       if (s.equals(allFields[i].getName()))
+         return allFields[i];
+
+      throw new InvalidObjectException("no such NumberFormat field called " + 
s);
+    }
+  }
+
   /**
    * This method is a specialization of the format method that performs
    * a simple formatting of the specified <code>long</code> number.