May 2022
Intermediate to advanced
688 pages
20h 12m
English
book
Android Programming: The Big Nerd Ranch Guide, 5th Edition
by Bryan Sills, Brian Gardner, Kristin Marsicano, Chris Stewart
Content preview from Android Programming: The Big Nerd Ranch Guide, 5th Edition
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For the More Curious: Log Levels
When you use the android.util.Log class to send log messages, you control not only the content of the message but also a level that specifies how important the message is. Android supports five log levels, shown in Table 3.2. Each level has a corresponding function in the Log class. Sending output to the log is as simple as calling the corresponding Log function.
Table 3.2 Log levels and functions
| Log level | Function | Used for |
|---|---|---|
|
ERROR |
Log.e(…) |
errors |
|
WARNING |
Log.w(…) |
warnings |
|
INFO |
Log.i(…) |
informational messages |
|
DEBUG |
Log.d(…) |
debug output (may be filtered out) |
|
VERBOSE |
Log.v(…) |
development only |
In addition, each of the logging ...
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