src/main/java/com/alipay/remoting/rpc/RpcClient.java
public void closeConnection(String addr) {
        Url url = this.addressParser.parse(addr);
        this.connectionManager.remove(url.getUniqueKey());
    }
public void closeConnection(String addr) {
        Url url = this.addressParser.parse(addr);
        this.connectionManager.remove(url.getUniqueKey());
    }
public void closeConnection ( String addr ) { Url url = this . addressParser . parse ( addr ) ; this . connectionManager . remove ( url . getUniqueKey ( ) ) ; }
Close all connections of a address

@param addr
Close all connections of a address