编译器扩展

src
 |-main
    |-java
        |-com
            |-xxx
                |-XxxCompiler.java (实现Compiler接口)
    |-resources
        |-META-INF
            |-dubbo
                |-org.apache.dubbo.common.compiler.Compiler (纯文本文件，内容为：xxx=com.xxx.XxxCompiler)

package com.xxx;
 
import org.apache.dubbo.common.compiler.Compiler;
 
public class XxxCompiler implements Compiler {
    public Object getExtension(Class<?> type, String name) {
        // ...
    }
}

xxx=com.xxx.XxxCompiler