我使用的是log4j2的 CsvParameterLayout
来记录。
logger.info("unzipPhase logging", "Timestamp", "Level", "RenamedPath","Instruction","Status", "Message", "Layer#", "Thread#");
logger.info("unzipPhase logging...", "????", "info", newName.getAbsolutePath(),"unzip","success", "Message...", "Layer#",Thread.currentThread().getName());
有没有什么简单直接的方法来获得 Timestamp
?
你可以使用 KeyValuePair
选项中 JsonLayOut
.
请从3种情况中选择并使用一种。
案例1. KeyValuePair
JsonLayout
的配置文件中。我使用了 log4j2.xml
.关键是 <KeyValuePair key="timestamp" value="$${date:yyyy-MM-dd'T'HH:mm:ss.SSSZ}" />
<?xml version="1.0" encoding="UTF-8"?>
<Configuration status="WARN">
<Appenders>
<Routing name="RoutingAppender">
<Routes pattern="${ctx:logFileName}">
<Route>
<RollingFile name="Rolling-${ctx:logFileName}"
fileName="./logs/${ctx:logFileName}.log"
filePattern="./logs/${ctx:logFileName}.%i.log.gz">
<JsonLayout>
<KeyValuePair key="timestamp" value="$${date:yyyy-MM-dd'T'HH:mm:ss.SSSZ}" />
</JsonLayout>
<SizeBasedTriggeringPolicy size="512" />
</RollingFile>
</Route>
</Routes>
</Routing>
</Appenders>
<Loggers>
<Root level="all">
<AppenderRef ref="RoutingAppender" />
</Root>
</Loggers>
</Configuration>
跑!
检查输出,关键是 timestamp
.
{
"instant" : {
"epochSecond" : 1588683107,
"nanoOfSecond" : 556000000
},
"thread" : "main",
"level" : "INFO",
"loggerName" : "com.study.Stackoverflow",
"message" : "log printed! - testFile",
"endOfBatch" : false,
"loggerFqcn" : "org.apache.logging.log4j.spi.AbstractLogger",
"threadId" : 1,
"threadPriority" : 5,
"timestamp" : "2020-05-05T21:51:47.556+0900"
}
参考资料 : 财产置换 - 日期
案例2.使用 JsonLayOut
JsonLayout
的配置文件中。我使用了 log4j2.xml
.关键是 <JsonLayout includeTimeMillis="true">
<?xml version="1.0" encoding="UTF-8"?>
<Configuration status="WARN">
<Appenders>
<Routing name="RoutingAppender">
<Routes pattern="${ctx:logFileName}">
<Route>
<RollingFile name="Rolling-${ctx:logFileName}"
fileName="./logs/${ctx:logFileName}.log"
filePattern="./logs/${ctx:logFileName}.%i.log.gz">
<JsonLayout includeTimeMillis="true">
</JsonLayout>
<SizeBasedTriggeringPolicy size="512" />
</RollingFile>
</Route>
</Routes>
</Routing>
</Appenders>
<Loggers>
<Root level="all">
<AppenderRef ref="RoutingAppender" />
</Root>
</Loggers>
</Configuration>
跑!
检查输出,关键是 timeMillis
.
{
"timeMillis" : 1588688067619,
"thread" : "main",
"level" : "INFO",
"loggerName" : "com.edu.test.Stackoverflow",
"message" : "log printed! - testFile",
"endOfBatch" : false,
"loggerFqcn" : "org.apache.logging.log4j.spi.AbstractLogger",
"threadId" : 1,
"threadPriority" : 5,
"test" : "11111"
}
Reference : [JSONLayout - includeTimeMillis](https://logging.apache.org/log4j/2.x/manual/layouts.html#JSONLayout)
案例3. System Property
对不起,我无法编写工作代码。我不知道怎样才能在代码中采用它。