[ http://issues.apache.org/jira/browse/HARMONY-178?page=all ]
Tim Ellison reassigned HARMONY-178:
-----------------------------------
Assign To: Tim Ellison
> java.text.DateFormat$Field's contructor may replace predefined consts with
> new value in cache
> ---------------------------------------------------------------------------------------------
>
> Key: HARMONY-178
> URL: http://issues.apache.org/jira/browse/HARMONY-178
> Project: Harmony
> Type: Bug
> Reporter: Paulex Yang
> Assignee: Tim Ellison
> Attachments: java.text.DateFormat.patch, java.text.DateFormatFieldTest.patch
>
> DataFormat$Field will cache some constants to be searched by method
> ofCalendarField(int), but the predefined consts should not be replaced.
> the testcases is as below:
> import java.text.DateFormat;
> import java.util.Calendar;
> import junit.framework.TestCase;
> public class DataFormatFieldTest extends TestCase{
> public void test_Constructor2() {
> MyField field = new MyField("day of month", Calendar.ERA);
> DateFormat.Field realField = DateFormat.Field
> .ofCalendarField(Calendar.ERA);
> assertSame("Modified calendar field with the same field number",
> DateFormat.Field.ERA, realField);
> }
> static class MyField extends DateFormat.Field {
> protected MyField(String fieldName, int calendarField) {
> super(fieldName, calendarField);
> }
> protected String getName() {
> return super.getName();
> }
> }
> }
> Run on RI 5.0, test case passes.
> Run on Harmony, test case fail with message:
> junit.framework.AssertionFailedError: Modified calendar field with the same
> field number expected same:<java.text.DateFormat$Field(era)> was
> not:<DataFormatFieldTest$MyField(day of month)>
> ............
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