scolebourne 2004/10/16 11:20:46
Modified: lang/src/java/org/apache/commons/lang/builder
ToStringStyle.java
Log:
Document how to format a date
from bug 21663
Revision Changes Path
1.35 +15 -1
jakarta-commons/lang/src/java/org/apache/commons/lang/builder/ToStringStyle.java
Index: ToStringStyle.java
===================================================================
RCS file:
/home/cvs/jakarta-commons/lang/src/java/org/apache/commons/lang/builder/ToStringStyle.java,v
retrieving revision 1.34
retrieving revision 1.35
diff -u -r1.34 -r1.35
--- ToStringStyle.java 16 Oct 2004 18:13:34 -0000 1.34
+++ ToStringStyle.java 16 Oct 2004 18:20:46 -0000 1.35
@@ -43,6 +43,20 @@
* <p>For example, the detail version of the array based methods will
* output the whole array, whereas the summary method will just output
* the array length.</p>
+ *
+ * <p>If you want to format the output of certain objects, such as dates, you
+ * must create a subclass and override a method.
+ * <pre>
+ * public class MyStyle extends ToStringStyle {
+ * protected void appendDetail(StringBuffer buffer, String fieldName, Object
value) {
+ * if (value instanceof Date) {
+ * value = new SimpleDateFormat("yyyy-MM-dd").format(value);
+ * }
+ * buffer.append(value);
+ * }
+ * }
+ * </pre>
+ * </p>
*
* @author Stephen Colebourne
* @author Gary Gregory
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