@@ -33,6 +33,8 @@ import java.io.OutputStream;
import java.io.PrintWriter;
import java.io.Serializable;
import java.net.MalformedURLException;
+import java.text.DateFormat;
+import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Date;
@@ -40,6 +42,7 @@ import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.concurrent.Semaphore;
+import java.util.concurrent.atomic.AtomicInteger;
/**
* Stores a program error.
@@ -71,8 +74,14 @@ public final class ProgramError implements Serializable {
/** Error trace. */
private final String[] trace;
- /** Date/time error occurred. */
- private final Date date;
+ /** Date/time error first occurred. */
+ private final Date firstDate;
+
+ /** Date/time error last occurred. */
+ private Date lastDate;
+
+ /** Number of occurrences. */
+ private AtomicInteger count;
/** Error report Status. */
private ErrorReportStatus reportStatus;
@@ -116,7 +125,9 @@ public final class ProgramError implements Serializable {
this.level = level;
this.message = message;
this.trace = Arrays.copyOf(trace, trace.length);
- this.date = (Date) date.clone();
+ this.firstDate = (Date) date.clone();
+ this.lastDate = (Date) date.clone();
+ this.count = new AtomicInteger(1);
this.reportStatus = ErrorReportStatus.WAITING;
this.fixedStatus = ErrorFixedStatus.UNKNOWN;
}
@@ -154,7 +165,25 @@ public final class ProgramError implements Serializable {
* @return Error time
*/
public Date getDate() {
- return (Date) date.clone();
+ return (Date) firstDate.clone();
+ }
+
+ /**
+ * Returns the number of times this error has occurred.
+ *
+ * @return Error count
+ */
+ public int getCount() {
+ return count.get();
+ }
+
+ /**
+ * Returns the last time this error occurred.
+ *
+ * @return Last occurrence
+ */
+ public Date getLastDate() {
+ return (Date) lastDate.clone();
}
/**
@@ -376,6 +405,40 @@ public final class ProgramError implements Serializable {
return trace[0];
}
+
+ /**
+ * Updates the last date this error occurred.
+ */
+ public void updateLastDate() {
+ updateLastDate(new Date());
+ }
+
+ /**
+ * Updates the last date this error occurred.
+ *
+ * @param date Date error occurred
+ */
+ public void updateLastDate(final Date date) {
+ lastDate = date;
+ count.getAndIncrement();
+ ErrorManager.getErrorManager().fireErrorStatusChanged(this);
+
+ synchronized (this) {
+ notifyAll();
+ }
+ }
+
+ /**
+ * Retruns a human readable string describing the number of times
+ * this error occurred and when these occurrences were.
+ *
+ * @return Occurrences description
+ */
+ public String occurrencesString() {
+ final DateFormat format = new SimpleDateFormat("MM/dd hh:mm aa");
+ return count.get() + " occurrences between " + format.format(getDate())
+ + " and " + format.format(getLastDate());
+ }
/** {@inheritDoc} */
@Override
