Dubbo3 日志適配擴展

擴展說明

日志輸出適配擴展點。

擴展接口

org.apache.dubbo.common.logger.LoggerAdapter

擴展配置

<dubbo:application logger="xxx" />

或者：

-Ddubbo:application.logger=xxx

已知擴展

• org.apache.dubbo.common.logger.slf4j.Slf4jLoggerAdapter
• org.apache.dubbo.common.logger.jcl.JclLoggerAdapter
• org.apache.dubbo.common.logger.log4j.Log4jLoggerAdapter
• org.apache.dubbo.common.logger.log4j2.Log4j2LoggerAdapter
• org.apache.dubbo.common.logger.jdk.JdkLoggerAdapter

擴展示例

Maven 項目結(jié)構(gòu)：

src
 |-main
    |-java
        |-com
            |-xxx
                |-XxxLoggerAdapter.java (實現(xiàn)LoggerAdapter接口)
    |-resources
        |-META-INF
            |-dubbo
                |-org.apache.dubbo.common.logger.LoggerAdapter (純文本文件，內(nèi)容為：xxx=com.xxx.XxxLoggerAdapter)

XxxLoggerAdapter.java：

package com.xxx;
 
import org.apache.dubbo.common.logger.LoggerAdapter;
 
public class XxxLoggerAdapter implements LoggerAdapter {
    public Logger getLogger(URL url) {
        // ...
    }
}

XxxLogger.java：

package com.xxx;
 
import org.apache.dubbo.common.logger.Logger;
 
public class XxxLogger implements Logger {
    public XxxLogger(URL url) {
        // ...
    }
    public void info(String msg) {
        // ...
    }
    // ...
}

META-INF/dubbo/org.apache.dubbo.common.logger.LoggerAdapter：

xxx=com.xxx.XxxLoggerAdapter