hearthoo
V2EX  ›  Java

不懂就问, Java 读取大文件字节内存溢出怎么优化

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  •   hearthoo · Aug 12, 2020 · 2444 views
    This topic created in 2143 days ago, the information mentioned may be changed or developed.

    MultipartFile 有一个 getBytes() 方法,是将文件读取到内存中,文件大了就内存溢出,该如何优化

    2 replies    2020-08-12 10:21:20 +08:00
    jakes
        1
    jakes  
       Aug 12, 2020 via iPhone
    使用 MappedByteBuffer,内存映射文件
    wysnylc
        2
    wysnylc  
       Aug 12, 2020
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