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Update MongoDbPatternLayoutAppender.java to save timestamp as a date type in mongodb #6

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26 changes: 26 additions & 0 deletions src/main/java/org/log4mongo/MongoDbPatternLayoutAppender.java
Original file line number Diff line number Diff line change
Expand Up @@ -71,6 +71,11 @@ protected void append(final LoggingEvent loggingEvent) {
Object obj = JSON.parse(json);
if (obj instanceof DBObject) {
bson = (DBObject) obj;
String dateKey = getDateKey(layout);
if(dateKey != null) {
//saving time stamp as a date instead of string
bson.put(dateKey, new Date(loggingEvent.getTimeStamp()));
}
}
}

Expand All @@ -84,5 +89,26 @@ protected void append(final LoggingEvent loggingEvent) {
}
}
}

/**
* this method returns the key of date which is mentioned in layout pattern
* @param layout
* @return
*/
private String getDateKey(Layout layout){
String key = null;
String conversionPattern =((MongoDbPatternLayout)layout).getConversionPattern();
String[] splitPattern= conversionPattern.split(",");
for(String pattern : splitPattern) {
if(pattern.contains("%d")) {
key = pattern.split(":")[0];
}
}
if(key != null) {
key = key.replaceAll("\"|\"$", "");
key = key.replaceAll("\\{", "");
}
return key;
}

}