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Please note that the comparison of the different frameworks is a work in progress. If you believe that we missed an important feature or that we got one of the details wrong, please let us know.
| SmartInspect | log4j | Logback | ObjectGuy Framework | |
|---|---|---|---|---|
| License | Commercial | Apache | LGPL | Custom |
| Source available |  |
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| Vendor | Gurock | Apache | QOS | – |
| Website | Link | Link | Link | Link |
| Basic Features | SmartInspect | log4j | Logback | ObjectGuy Framework |
Logging simple text messages  |
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| Log levels to filter messages |
Debug Verbose Message Warning Error Fatal |
Debug Trace Info Warn Error Fatal |
Debug Trace Info Warn Error |
Debug Info Status Warning Error Critical Fatal |
| Multiple connections or targets |
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| Log categories or sessions |
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Limited |
| Log file rotation by date/time |
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| Log file rotation by size |
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| Log file rotation max parts |
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| Optional configuration files |
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| Advanced Features | SmartInspect | log4j | Logback | ObjectGuy Framework |
| Logging objects and arrays |
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| Logging complex structures and binary data |
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| Thread-safe logging |
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? |
| Tracing method invocation |
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Text-only | Text-only | Text-only |
| Logging variable values |
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Text-only | Text-only | Text-only |
| Watching variable values |
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| Logging thread and process behavior |
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| Advanced protocols and connections |
Network Named Pipe1) Memory Binary Files Custom |
Network JMS Database Custom |
Network JMS Database Custom |
Network Memory Custom |
| Advanced protocol options |
Buffer Reconnect Interval Encryption |
Buffer | Buffer Reconnect Interval |
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| Asynchronous logging and backlog queues |
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Async-only | |
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| Log server application |
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| Graphical Viewer | SmartInspect | log4j | Logback | ObjectGuy Framework |
| Graphical viewer application |
1) |
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| Advanced filtering capabilities |
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| Navigation functionality |
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Limited | |
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| Call stacks, graphs and message details |
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| Multiple views or windows |
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Limited | |
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| Live monitoring via network or pipes |
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| Viewing and inspecting application data |
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| Graphical configuration utility |
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| Documentation & Support | SmartInspect | log4j | Logback | ObjectGuy Framework |
| Getting started tutorials | |
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| Online articles / advanced topics | |
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| API Reference | |
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| Community support | |
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| Professional / priority support | |
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1) Only available on the Windows platform
