invoke-virtual {v6, v7}, xxx的举例

invoke-virtual {v6, v7}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
转换为java代码为

v6.append(v7);
具体参考调试截图

 new-instance v6, Ljava/lang/StringBuilder;

    invoke-direct {v6}, Ljava/lang/StringBuilder;->()V

    const-string v7, "RecordThread doRecord: "

    invoke-virtual {v6, v7}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    move-result-object v6
image.png

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