擴展說明

擴展點本身的加載容器，可從不同容器加載擴展點。

擴展接口

org.apache.dubbo.common.extension.ExtensionFactory

擴展配置

<dubbo:application compiler="jdk" />

已知擴展

• org.apache.dubbo.common.extension.factory.SpiExtensionFactory
• org.apache.dubbo.config.spring.extension.SpringExtensionFactory

擴展示例

Maven 項目結構：

src
 |-main
    |-java
        |-com
            |-xxx
                |-XxxExtensionFactory.java (實現(xiàn)ExtensionFactory接口)
    |-resources
        |-META-INF
            |-dubbo
                |-org.apache.dubbo.common.extension.ExtensionFactory (純文本文件，內容為：xxx=com.xxx.XxxExtensionFactory)

XxxExtensionFactory.java：

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

META-INF/dubbo/org.apache.dubbo.common.extension.ExtensionFactory：

xxx=com.xxx.XxxExtensionFactory