OSGi环境中未应用Log4j2自定义插件
我在OSGi环境中编写了一个Log4j2自定义转换器插件,并将Log4j2与ops4j pax日志一起使用。自定义字段是OSGi环境中未应用Log4j2自定义插件,log4j2,Log4j2,我在OSGi环境中编写了一个Log4j2自定义转换器插件,并将Log4j2与ops4j pax日志一起使用。自定义字段是tenantId,我在log4j2.xml中将其称为%tenantId。当我运行该程序时,日志被打印为{thread name}enantId 插件类 package com.test.logging.converters; @Plugin(name = "TenantIdConverter", category = "Converter") @ConverterKeys({
tenantId
,我在log4j2.xml中将其称为%tenantId
。当我运行该程序时,日志被打印为{thread name}enantId
插件类
package com.test.logging.converters;
@Plugin(name = "TenantIdConverter", category = "Converter")
@ConverterKeys({"tenantId"})
public class TenantIdConverter extends LogEventPatternConverter {
public TenantIdConverter(String name, String style) {
super(name, style);
}
public static TenantIdConverter newInstance(String[] options) {
return new TenantIdConverter("tenantId", "tenantId");
}
@Override
public void format(LogEvent event, StringBuilder toAppendTo) {
toAppendTo.append(getTenantID());
}
public String getTenantID() {
String tenantId = "1234";
if (tenantId == null) {
tenantId = "[]";
}
return tenantId;
}
}
pom.xml
<dependency>
<groupId>org.ops4j.pax.logging</groupId>
<artifactId>pax-logging-api</artifactId>
<version>1.10.1</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>org.ops4j.pax.logging</groupId>
<artifactId>pax-logging-log4j2</artifactId>
<version>1.10.1</version>
</dependency>
org.ops4j.pax.logging
pax日志api
1.10.1
假如
org.ops4j.pax.logging
pax-logging-log4j2
1.10.1
org.ops4j
maven pax插件
org.apache.maven.plugins
maven编译器插件
3.1
log4j插件处理器
编译
进程类
只有
org.apache.logging.log4j.core.config.plugins.processor.PluginProcessor
log4j2.xml
<?xml version="1.0" encoding="UTF-8"?>
<Configuration status="INFO" name="log-test" packages="com.test.logging.converters">
<Appenders>
<Console name="STDOUT" target="SYSTEM_OUT">
<PatternLayout pattern="%-5p %d [%tenantId] %c: %m%n"/>
</Console>
<RollingFile name="RollingFile" fileName="logs/log4j2app.log"
filePattern="logs/$${date:yyyy-MM}/app-%d{MM-dd-yyyy}-%i.log.gz">
<PatternLayout>
<Pattern>%-5p %d [%tenantId] %c: %m%n</Pattern>
</PatternLayout>
<Policies>
<TimeBasedTriggeringPolicy />
<SizeBasedTriggeringPolicy size="250 MB"/>
</Policies>
</RollingFile>
</Appenders>
<Loggers>
<Root level="INFO">
<AppenderRef ref="STDOUT"/>
</Root>
</Loggers>
%-5p%d[%tenantId]%c:%m%n
已解决
为org.ops4j.pax.logging.pax-logging-log4j2
创建了一个osgi片段,并将appender放在这个片段包中
<Fragment-Host>org.ops4j.pax.logging.pax-logging-log4j2</Fragment-Host>
org.ops4j.pax.logging.pax-logging-log4j2
<Fragment-Host>org.ops4j.pax.logging.pax-logging-log4j2</Fragment-Host>