/**
* Sends to LogMX the current parsed log entry.
*
* @throws Exception
*/
private void recordPreviousEntryIfExists() throws Exception {
if (entry != null) {
entry.setMessage(entryMsgBuffer.toString());
addEntry(entry);
}
}
/**
* Returns the relative timestamp (execution time) of given entry.
*
* @see com.lightysoft.logmx.mgr.LogFileParser,
* getRelativeEntryDate(com.lightysoft.logmx.business.ParsedEntry)
*/
public Date getRelativeEntryDate(ParsedEntry pEntry) throws Exception {
final String executionTimeString =
pEntry.getUserDefinedFields().get(ExecutionTimeKey).toString();
return new Date(Integer.parseInt(executionTimeString));
}
/**
* Sends to LogMX the current parsed log entry, then creates a new one.
*
* @throws Exception
*/
private void prepareNewEntry() throws Exception {
recordPreviousEntryIfExists();
entry = createNewEntry();
entryMsgBuffer = new StringBuilder(80);
// Creates an empty Map with only one element allocated:
entry.setUserDefinedFields(new HashMap<String, Object>(1));
}
/**
* Process the new line of text read from file.
*
* @see com.lightysoft.logmx.mgr.LogFileParser#parseLine(java.lang.String)
*/
protected void parseLine(String line) throws Exception {
// If end of file, records last entry if necessary, and exits:
if (line == null) {
recordPreviousEntryIfExists();
return;
}
Matcher matcher = TraceBeginPattern.matcher(line);
if (matcher.matches()) {
// Records previous found entry if exists, then create a new one:
prepareNewEntry();
// We are at the beginning of a trace.
/* '|' is the field separator: */
String[] fields = line.split("\\|");
/*
* field #0: technical identifier (PID) -> in entry 'Thread'
*
* field #1: name of the emitter -> last part in entry
* 'Emitter' (useful for automatic hierarchy sorting in the left
* panel of the GUI)
*
* field #2: emitter categorization -> first part in entry
* 'Emitter'
*
* field #3: Execution timestamp -> in entry 'Timestamp'
* (called 'Date')
*
* field #4: Wallclock time -> in entry
* 'Wallclock Time'
*
* field #5: emitter location -> in entry
* 'Emitter Location'
*
* field #6: message categorization -> in entry
* 'Message Categorization'
*
* field #7: priority -> in entry 'Level'
*
* field #8: message -> in entry Message
* Next fields (if ever '|' is in message) are added to message.
*/
entry.setThread(fields[0].trim());
entry.setEmitter(fields[2].trim() + "." + fields[1].trim());
entry.setDate(fields[3].trim());
entry.setLevel(fields[7].trim());
// From field #8 to all that may remain:
String remainingFields = "";
Integer remainingFieldsCount = fields.length - 8;
// Puts back the '|':
for (Integer i = 0; i < remainingFieldsCount; i++) {
remainingFields += fields[i + 8].trim();
if (i != remainingFieldsCount - 1) remainingFields += "|";
}
/*
* Inserts spaces to allow line-breaking, and end-of-line to
* separate additional fields from actual message:
*
*/
entryMsgBuffer.append(remainingFields);
// Relative timestamp is also the execution time here:
entry.getUserDefinedFields().put(ExecutionTimeKey, fields[4].trim());
entry.getUserDefinedFields().put(EmitterLocationKey, fields[5].trim());
entry.getUserDefinedFields().put(CategoryKey, fields[6].trim());
} else if (entry != null) {
// Appending this line to previous entry's text:
entryMsgBuffer.append('\n').append(line);
}
}
/**
* Returns the Date object for the given entry
*
* @see com.lightysoft.logmx.mgr.LogFileParser,
* getAbsoluteEntryDate(com.lightysoft.logmx.business.ParsedEntry)
*/
public Date getAbsoluteEntryDate(ParsedEntry pEntry) throws Exception {
return DatePattern.parse(pEntry.getDate());
}