JDK-6255285 : java.math.BigDecimal(String) fails if gets long exponent
  • Type: Bug
  • Component: core-libs
  • Sub-Component: java.math
  • Affected Version: 5.0
  • Priority: P4
  • Status: Resolved
  • Resolution: Fixed
  • OS: generic
  • CPU: generic
  • Submitted: 2005-04-14
  • Updated: 2012-03-23
  • Resolved: 2005-04-30
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Other JDK 6
5.0u5Fixed 6 b35Fixed
Related Reports
Relates :  
JDK-6257182 - Refactor fix for 6255285
Description
java.math.BigDecimal(String) fails if gets long exponent, for example:
new BigDecimal("1.2e00000000000000000000000000001");
throws NumberFormatException.

###@###.### 2005-04-14 13:57:06 GMT
Comments
EVALUATION This is a valid bug, but the user impact is very slight. ###@###.### 2005-04-16 03:47:32 GMT
16-04-2005
SUGGESTED FIX src/share/classes/java/math>sccs sccsdiff -r1.54 -r1.55 BigDecimal.java ------- BigDecimal.java ------- 341c341 < if (len <= 0 || len > 10) // no digits, or too long --- > if (len <= 0) // no exponent digits 342a343,353 > // skip leading zeros in the exponent > if (c < '1' || c > '9') { // if known nonzero ASCII digit, skip > while ((c == '0' || (Character.digit(c, 10) == 0)) && > len > 1) { > offset++; > c = in[offset]; > len--; > } > } > if (len > 10) // too many exponent digits > throw new NumberFormatException(); ###@###.### 2005-04-16 03:47:32 GMT
16-04-2005