Mat下载地址：
    https://www.eclipse.org/mat/downloads.php

    • 报错信息
      java.lang.IllegalStateException: The platform metadata area could not be written: /private/var/folders/t5/5_zgrvkd3nnfvscp345mss_w0000gn/T/AppTranslocation/71B1473F-76AB-4F20-80B4-6301744E9B00/d/mat.app/Contents/MacOS/workspace/.metadata. By default the platform writes its content
      under the current working directory when the platform is launched. Use the -data parameter to specify a different content area for the platform.

    Mac Mat打开报错java.lang.IllegalStateException: The platform metadata area could not be written - 图1

    • **解决方法
      ①：打开
      Mac Mat打开报错java.lang.IllegalStateException: The platform metadata area could not be written - 图2
      ②：显示包内容
      Mac Mat打开报错java.lang.IllegalStateException: The platform metadata area could not be written - 图3
      ③：打开Eclipse文件夹
      Mac Mat打开报错java.lang.IllegalStateException: The platform metadata area could not be written - 图4
      ④：编辑MemoryAnalyzer.ini 文件
      Mac Mat打开报错java.lang.IllegalStateException: The platform metadata area could not be written - 图5
      Mac Mat打开报错java.lang.IllegalStateException: The platform metadata area could not be written - 图6
    • 配置信息
      -data
      /Users/*      /java_dev/mat_data(路径自己创建)