DecimalFormat.java (format): avoid ArithmeticException when groupingSize is 0.

2003-08-04  David P Grove  <groved@us.ibm.com>

	* java/text/DecimalFormat.java (format): avoid ArithmeticException
	when groupingSize is 0.
	(parse): Likewise.

From-SVN: r70156

libjava/ChangeLog

+2003-08-04  David P Grove  <groved@us.ibm.com>
+
+	* java/text/DecimalFormat.java (format): avoid ArithmeticException
+	when groupingSize is 0.
+	(parse): Likewise.
+
 2003-08-04  Matthias Klose  <doko@debian.org>
 
 	* libart.m4: check for libart-config binary

libjava/java/text/DecimalFormat.java

@@ -474,7 +474,7 @@ public class DecimalFormat extends NumberFormat
 	    intPart = Math.floor(intPart / 10);
 
 	    // Append group separator if required.
-	    if (groupingUsed && count > 0 && count % groupingSize == 0)
+	    if (groupingUsed && count > 0 && groupingSize != 0 && count % groupingSize == 0)
 	      dest.insert(index, symbols.getGroupingSeparator());
 
 	    dest.insert(index, (char) (symbols.getZeroDigit() + dig));
@@ -602,7 +602,7 @@ public class DecimalFormat extends NumberFormat
 	  }
 
 	// Append group separator if required.
-	if (groupingUsed && count > 0 && count % groupingSize == 0)
+	if (groupingUsed && count > 0 && groupingSize != 0 && count % groupingSize == 0)
 	  dest.insert(index, symbols.getGroupingSeparator());
 
 	dest.insert(index, (char) (symbols.getZeroDigit() + dig));
@@ -748,7 +748,8 @@ public class DecimalFormat extends NumberFormat
 	// FIXME: what about grouping size?
 	if (groupingUsed && c == symbols.getGroupingSeparator())
 	  {
-	    if (last_group != -1
+	    if (last_group != -1 
+		&& groupingSize != 0  
 		&& (index - last_group) % groupingSize != 0)
 	      {
 		pos.setErrorIndex(index);
@@ -765,7 +766,8 @@ public class DecimalFormat extends NumberFormat
 	  break;
 	else if (c == symbols.getDecimalSeparator())
 	  {
-	    if (last_group != -1
+	    if (last_group != -1 
+		&& groupingSize != 0 
 		&& (index - last_group) % groupingSize != 0)
 	      {
 		pos.setErrorIndex(index);