[英]Logback-Android : “no applicable action” error when using FixedWindowRollingPolicy with a SizeBasedTriggeringPolicy
我在我的android应用程序中使用logback-android将消息记录到文件中,只要启用了日志记录(在app中配置)。 它似乎工作正常,但当我有以下情况
为此,我有以下logback.xml文件:
<configuration>
<appender name="FILE" class="ch.qos.logback.core.FileAppender">
<file>/sdcard/dappLog.log</file>
<append>true</append>
<encoder>
<pattern>%-4relative [%thread] %-5level %logger{35} - %msg%n</pattern>
</encoder>
<rollingPolicy class="ch.qos.logback.core.rolling.FixedWindowRollingPolicy">
<fileNamePattern>/sdcard/dappLog.%i.log.zip</fileNamePattern>
<minIndex>1</minIndex>
<maxIndex>2</maxIndex>
</rollingPolicy>
<triggeringPolicy class="com.dapp.utilities.SizeBasedTriggeringPolicy">
<maxFileSize>50MB</maxFileSize>
</triggeringPolicy>
</appender>
<root level="INFO">
<appender-ref ref="FILE" />
</root>
根据这个答案,因为SizeBasedTriggerPolicy中存在一个错误 ( src ),所以我有以下实现:
`
package com.dapp.utilities;
import java.io.File;
import ch.qos.logback.core.util.FileSize;
public class SizeBasedTriggeringPolicy<E> extends ch.qos.logback.core.rolling.SizeBasedTriggeringPolicy<E> {
@Override
public boolean isTriggeringEvent(final File activeFile, final E event) {
return (activeFile.length() >= FileSize.valueOf(getMaxFileSize()).getSize());
}
}
`
但是,当我运行它时,我收到以下错误:
I/System.out( 2346): 16:14:20,750 |-ERROR in ch.qos.logback.core.joran.spi.Interpreter@8:85 - no applicable action for [rollingPolicy], current pattern is [[configuration][appender][rollingPolicy]]
I/System.out( 2346): 16:14:20,757 |-ERROR in ch.qos.logback.core.joran.spi.Interpreter@9:30 - no applicable action for [fileNamePattern], current pattern is [[configuration][appender][rollingPolicy][fileNamePattern]]
I/System.out( 2346): 16:14:20,763 |-ERROR in ch.qos.logback.core.joran.spi.Interpreter@10:23 - no applicable action for [minIndex], current pattern is [[configuration][appender][rollingPolicy][minIndex]]
I/System.out( 2346): 16:14:20,770 |-ERROR in ch.qos.logback.core.joran.spi.Interpreter@11:23 - no applicable action for [maxIndex], current pattern is [[configuration][appender][rollingPolicy][maxIndex]]
I/System.out( 2346): 16:14:20,777 |-ERROR in ch.qos.logback.core.joran.spi.Interpreter@14:90 - no applicable action for [triggeringPolicy], current pattern is [[configuration][appender][triggeringPolicy]]
I/System.out( 2346): 16:14:20,820 |-ERROR in ch.qos.logback.core.joran.spi.Interpreter@15:26 - no applicable action for [maxFileSize], current pattern is [[configuration][appender][triggeringPolicy][maxFileSize]]
PS:我刚刚回归。
我自己想出了这个问题。 这是因为appender
标签中的class
属性错误。
以下代码有效:
<configuration>
<appender name="FILE" class="ch.qos.logback.core.rolling.RollingFileAppender">
<file>/sdcard/dapp.log</file>
<append>false</append>
<rollingPolicy class="ch.qos.logback.core.rolling.FixedWindowRollingPolicy">
<fileNamePattern>/sdcard/dapp.%i.log.zip</fileNamePattern>
<minIndex>1</minIndex>
<maxIndex>2</maxIndex>
</rollingPolicy>
<triggeringPolicy class="com.bigbasket.dapp.utilities.SizeBasedTriggeringPolicy">
<maxFileSize>50MB</maxFileSize>
</triggeringPolicy>
<encoder>
<pattern>%-4relative [%thread] %-5level %logger{35} - %msg%n</pattern>
</encoder>
</appender>
<root level="INFO">
<appender-ref ref="FILE"/>
</root>
错误拼写<AppenderRef ...>
而不是<appender-ref ...>
也会导致此错误。
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