{"id":634,"date":"2023-02-05T19:28:06","date_gmt":"2023-04-01T15:05:01","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/index.php\/2023\/11\/30\/java-io-%e6%95%99%e7%a8%8b\/"},"modified":"2025-08-03T00:12:08","modified_gmt":"2025-08-02T16:12:08","slug":"java-io-%e6%95%99%e7%a8%8b","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/java-io-%e6%95%99%e7%a8%8b\/","title":{"rendered":"Java IO\u5168\u9762\u6559\u7a0b\uff1a\u4ece\u5165\u95e8\u5230\u7cbe\u901a\u8be6\u89e3\u6587\u4ef6\u6d41\u4e0e\u64cd\u4f5c"},"content":{"rendered":"

Java\u5728java.io\u5305\u4e2d\u63d0\u4f9b\u4e86\u51e0\u4e2a\u7c7b\u6765\u5904\u7406\u6587\u672c\u3001\u6d41\u6570\u636e\u548c\u6587\u4ef6\u7cfb\u7edf\u3002\u6700\u8fd1\u6211\u63d0\u4f9b\u4e86\u4e00\u4e9b\u5173\u4e8eJava Files\u548cJava IO\u7684\u4f8b\u5b50\u3002\u672c\u6587\u662f\u6240\u6709Java IO\u6587\u7ae0\u7684\u7d22\u5f15\u3002<\/p>\n

Java\u8f93\u5165\/\u8f93\u51fa<\/h2>\n
    \n
  1. \n
      \u5982\u4f55\u5728Java\u4e2d\u521b\u5efa\u65b0\u7684\u6587\u4ef6\u672c\u6587\u4ecb\u7ecd\u4e86\u5982\u4f55\u5728Java\u7a0b\u5e8f\u4e2d\u521b\u5efa\u65b0\u6587\u4ef6\uff0c\u4ee5\u53ca\u4f7f\u7528\u201cfile.separator\u201d\u7cfb\u7edf\u5c5e\u6027\u6765\u4f7f\u6211\u4eec\u7684\u7a0b\u5e8f\u4e0e\u5e73\u53f0\u65e0\u5173\u3002<\/ol>\n<\/li>\n<\/ol>\n

       <\/p>\n

        \n
      1. \n
          \u5982\u4f55\u5220\u9664Java\u4e2d\u7684\u6587\u4ef6\u672c\u6587\u89e3\u91ca\u4e86\u5982\u4f55\u5220\u9664\u6587\u4ef6\u6216\u7a7a\u76ee\u5f55\uff0c\u6ce8\u610f\u5373\u4f7f\u76ee\u5f55\u4e0d\u4e3a\u7a7a\u4e5f\u4e0d\u4f1a\u629b\u51fa\u4efb\u4f55\u5f02\u5e38\u5e76\u4e14\u4e0d\u4f1a\u88ab\u5220\u9664\u3002<\/ol>\n<\/li>\n<\/ol>\n

           <\/p>\n

            \n
          1. \n
              \u4f7f\u7528\u793a\u4f8b\u89e3\u91caJava\u6587\u4ef6\u5206\u9694\u7b26\uff08separator\uff09\u3001separatorChar\u3001pathSeparator\u548cpathSeparatorChar\u4e86\u89e3\u6709\u5173File\u7c7b\u7684\u56db\u4e2a\u5206\u9694\u7b26\u9759\u6001\u53d8\u91cf\u7684\u5185\u5bb9\u3002<\/ol>\n<\/li>\n<\/ol>\n

               <\/p>\n

                \n
              1. \n
                  \u5982\u4f55\u5220\u9664Java\u4e2d\u7684\u975e\u7a7a\u76ee\u5f55\u8fd9\u662f\u4e00\u4e2a\u9012\u5f52\u7a0b\u5e8f\uff0c\u7528\u4e8e\u5220\u9664Java\u4e2d\u7684\u975e\u7a7a\u76ee\u5f55\u3002<\/ol>\n<\/li>\n<\/ol>\n

                   <\/p>\n

                    \n
                  1. \n
                      \u5728Java\u4e2d\u91cd\u547d\u540d\u6587\u4ef6\u6216\u79fb\u52a8\u6587\u4ef6\u4e86\u89e3\u5982\u4f55\u5728Java\u4e2d\u8f7b\u677e\u5730\u91cd\u547d\u540d\u6587\u4ef6\u6216\u5c06\u6587\u4ef6\u79fb\u52a8\u5230\u5176\u4ed6\u76ee\u5f55\u3002<\/ol>\n<\/li>\n<\/ol>\n

                       <\/p>\n

                        \n
                      1. \n
                          Java\u4e2d\u7684\u6587\u4ef6\u5927\u5c0f\u4e86\u89e3\u5982\u4f55\u5728Java\u7a0b\u5e8f\u4e2d\u83b7\u53d6\u6587\u4ef6\u5927\u5c0f\u3002<\/ol>\n<\/li>\n<\/ol>\n

                           <\/p>\n

                            \n
                          1. \n
                              \u5728Java\u4e2d\u83b7\u53d6\u6587\u4ef6\u6269\u5c55\u540dJava\u6587\u4ef6\u6ca1\u6709\u4efb\u4f55\u65b9\u6cd5\u6765\u83b7\u53d6\u6587\u4ef6\u6269\u5c55\u540d\uff0c\u8fd9\u662f\u4e00\u4e2a\u793a\u4f8b\u5de5\u5177\u7a0b\u5e8f\uff0c\u5c55\u793a\u4e86\u5982\u4f55\u5728Java\u4e2d\u83b7\u53d6\u6587\u4ef6\u6269\u5c55\u540d\u3002<\/ol>\n<\/li>\n<\/ol>\n

                               <\/p>\n

                                \n
                              1. \n
                                  \u5728Java\u4e2d\u68c0\u67e5\u6587\u4ef6\u662f\u5426\u5b58\u5728\u4e86\u89e3\u5982\u4f55\u5728Java\u4e2d\u68c0\u67e5\u6587\u4ef6\u662f\u5426\u5b58\u5728\u3002<\/ol>\n<\/li>\n<\/ol>\n

                                   <\/p>\n

                                    \n
                                  1. \n
                                      \u5982\u4f55\u68c0\u67e5\u6587\u4ef6\u662f\u5426\u4e3a\u76ee\u5f55\uff1f\u4e86\u89e3\u5982\u4f55\u5224\u65ad\u6587\u4ef6\u662f\u5426\u5b9e\u9645\u4e0a\u662f\u4e00\u4e2a\u76ee\u5f55\u3002<\/ol>\n<\/li>\n<\/ol>\n

                                       <\/p>\n

                                        \n
                                      1. \n
                                          Java\u4e2d\u6587\u4ef6\u7684\u6700\u540e\u4fee\u6539\u65e5\u671f\u4e86\u89e3\u5982\u4f55\u83b7\u53d6\u6587\u4ef6\u7684\u6700\u540e\u4fee\u6539\u65e5\u671f\u3002<\/ol>\n<\/li>\n<\/ol>\n

                                           <\/p>\n

                                            \n
                                          1. \n
                                              Java FileNameFilter\u793a\u4f8b\u4e86\u89e3\u5982\u4f55\u4f7f\u7528FileNameFilter\u6765\u5217\u51fa\u5177\u6709\u7279\u5b9a\u6269\u5c55\u540d\u7684\u6587\u4ef6\u3002<\/ol>\n<\/li>\n<\/ol>\n

                                               <\/p>\n

                                                \n
                                              1. \n
                                                  Java\u6587\u4ef6\u8def\u5f84\u3001\u7edd\u5bf9\u8def\u5f84\u548c\u89c4\u8303\u8def\u5f84\u7684\u89e3\u91ca\u4e86\u89e3Java\u4e2d\u4e0d\u540c\u7c7b\u578b\u6587\u4ef6\u8def\u5f84\u7684\u533a\u522b\u3002<\/ol>\n<\/li>\n<\/ol>\n

                                                   <\/p>\n

                                                    \n
                                                  1. \n
                                                      Java\u6587\u4ef6\u6743\u9650\u4e86\u89e3\u5982\u4f55\u5728Java\u7a0b\u5e8f\u4e2d\u83b7\u53d6\u5e94\u7528\u7a0b\u5e8f\u7528\u6237\u7684\u6587\u4ef6\u6743\u9650\uff0c\u4ee5\u53ca\u5982\u4f55\u4f7f\u7528File\u7c7b\u8bbe\u7f6e\u6743\u9650\u3002<\/ol>\n<\/li>\n<\/ol>\n

                                                       <\/p>\n

                                                        \n
                                                      1. \n
                                                          \u5982\u4f55\u4f7f\u7528Java 7 PosixFilePermission\u5728Java\u4e2d\u8f7b\u677e\u8bbe\u7f6e\u6587\u4ef6\u6743\u9650\u4e86\u89e3\u4f7f\u7528File\u7c7b\u8bbe\u7f6e\u6743\u9650\u7684\u9677\u9631\uff0c\u4ee5\u53ca\u4e3a\u4ec0\u4e48Java 7 PosixFilePermission\u662f\u5728Java\u4e2d\u8bbe\u7f6e\u6587\u4ef6\u6743\u9650\u7684\u6700\u4f73\u65b9\u5f0f\u3002<\/ol>\n<\/li>\n<\/ol>\n

                                                           <\/p>\n

                                                            \n
                                                          1. \n
                                                              \u5728Java\u4e2d\u590d\u5236\u6587\u4ef6\u4e86\u89e3\u5982\u4f55\u4f7f\u7528\u6d41\u3001\u6587\u4ef6\u901a\u9053\u3001Apache Commons IO\u548cJava 7\u6587\u4ef6\u7c7b\u590d\u5236\u6587\u4ef6\uff0c\u4ee5\u53ca\u5728Java\u4e2d\u590d\u5236\u6587\u4ef6\u7684\u6700\u4f73\u65b9\u5f0f\u3002<\/ol>\n<\/li>\n<\/ol>\n

                                                               <\/p>\n

                                                                \n
                                                              1. \n
                                                                  \u5728Java\u4e2d\u6253\u5f00\u6587\u4ef6\u4e86\u89e3\u5982\u4f55\u4f7f\u7528java.awt.Desktop\u7c7b\u6253\u5f00\u4e0e\u6587\u4ef6\u5173\u8054\u7684\u5e94\u7528\u7a0b\u5e8f\u3002<\/ol>\n<\/li>\n<\/ol>\n

                                                                   <\/p>\n

                                                                    \n
                                                                  1. \n
                                                                      \u5728Java\u4e2d\u8bfb\u53d6\u6587\u4ef6\u4e86\u89e3\u5982\u4f55\u4f7f\u7528FileReader\u3001BufferedReader\u3001Scanner\u7c7b\u548cJava 7\u6587\u4ef6\u7c7b\u6765\u8bfb\u53d6\u6587\u4ef6\uff0c\u4ee5\u53ca\u5982\u4f55\u83b7\u53d6\u7f16\u7801\u652f\u6301\u548c\u5728Java\u4e2d\u8bfb\u53d6\u6587\u4ef6\u7684\u6700\u4f73\u65b9\u5f0f\u3002<\/ol>\n<\/li>\n<\/ol>\n

                                                                       <\/p>\n

                                                                        \n
                                                                      1. \n
                                                                          Java\u6587\u4ef6Scanner\u793a\u4f8b\u4e86\u89e3\u5982\u4f55\u4f7f\u7528Scanner\u7c7b\u6765\u8bfb\u53d6\u5b8c\u6574\u6587\u4ef6\u3001\u57fa\u4e8e\u6b63\u5219\u8868\u8fbe\u5f0f\u548c\u6807\u8bb0\u89e3\u6790\u6587\u4ef6\u3002<\/ol>\n<\/li>\n<\/ol>\n

                                                                           <\/p>\n

                                                                            \n
                                                                          1. \n
                                                                              \u5728Java\u4e2d\u5c06\u6587\u4ef6\u8bfb\u53d6\u4e3a\u5b57\u7b26\u4e32\u4e86\u89e3\u5982\u4f55\u5c06\u5b8c\u6574\u6587\u4ef6\u8bfb\u53d6\u4e3a\u5b57\u7b26\u4e32\u3002<\/ol>\n<\/li>\n<\/ol>\n

                                                                               <\/p>\n

                                                                                \n
                                                                              1. \n
                                                                                  Java\u9010\u884c\u8bfb\u53d6\u6587\u4ef6\u4e86\u89e3\u5982\u4f55\u5728Java\u4e2d\u9010\u884c\u8bfb\u53d6\u6587\u4ef6\uff0c\u9002\u7528\u4e8e\u5904\u7406\u5927\u6587\u4ef6\u3002<\/ol>\n<\/li>\n<\/ol>\n

                                                                                   <\/p>\n

                                                                                    \n
                                                                                  1. \n
                                                                                      \u5728Java\u4e2d\u5199\u5165\u6587\u4ef6\u4e86\u89e3\u5982\u4f55\u4f7f\u7528FileWriter\u3001BufferedWriter\u3001Java 7\u6587\u4ef6\u7c7b\u548cFileOutputStream\u6765\u5199\u5165\u6587\u4ef6\uff0c\u5e76\u6839\u636e\u9879\u76ee\u9700\u6c42\u9009\u62e9\u54ea\u4e2a\u65b9\u5f0f\u3002<\/ol>\n<\/li>\n<\/ol>\n

                                                                                       <\/p>\n

                                                                                        \n
                                                                                      1. \n
                                                                                          \u5728Java\u4e2d\u8ffd\u52a0\u6587\u672c\u5230\u6587\u4ef6\u4e86\u89e3\u5982\u4f55\u5411\u73b0\u6709\u6587\u4ef6\u8ffd\u52a0\u6570\u636e\u3002<\/ol>\n<\/li>\n<\/ol>\n

                                                                                           <\/p>\n

                                                                                            \n
                                                                                          1. \n
                                                                                              Java InputStream\u5230\u6587\u4ef6\u793a\u4f8b\u4e86\u89e3\u5982\u4f55\u4f7f\u7528OutputStream\u5728Java\u4e2d\u5c06InputStream\u8f6c\u6362\u4e3a\u6587\u4ef6\u3002<\/ol>\n<\/li>\n<\/ol>\n

                                                                                               <\/p>\n

                                                                                                \n
                                                                                              1. \n
                                                                                                  Java\u968f\u673a\u8bbf\u95ee\u6587\u4ef6\u4f7f\u7528Java RandomAccessFile\u793a\u4f8b\u5c55\u793a\u5982\u4f55\u5411\u7279\u5b9a\u7d22\u5f15\u4f4d\u7f6e\u8bfb\u5199\u6570\u636e\u3002<\/ol>\n<\/li>\n<\/ol>\n

                                                                                                   <\/p>\n

                                                                                                    \n
                                                                                                  1. \n
                                                                                                      \u4eceURL\u4e0b\u8f7d\u6587\u4ef6\u4e86\u89e3\u5982\u4f55\u5728Java\u7a0b\u5e8f\u4e2d\u4eceURL\u4e0b\u8f7d\u6587\u4ef6\u3002<\/ol>\n<\/li>\n<\/ol>\n

                                                                                                       <\/p>\n

                                                                                                        \n
                                                                                                      1. \n
                                                                                                          \u5982\u4f55\u5728Java\u4e2d\u5c06\u5bf9\u8c61\u5199\u5165\u6587\u4ef6\u4e86\u89e3\u5982\u4f55\u4f7f\u7528\u5e8f\u5217\u5316\u5c06\u5bf9\u8c61\u4fdd\u5b58\u5230Java\u6587\u4ef6\u4e2d\u3002<\/ol>\n<\/li>\n<\/ol>\n

                                                                                                           <\/p>\n

                                                                                                            \n
                                                                                                          1. \n
                                                                                                              \u5982\u4f55\u4ece\u6587\u4ef6\u4e2d\u8bfb\u53d6\u5bf9\u8c61\u4e86\u89e3\u5982\u4f55\u4f7f\u7528\u53cd\u5e8f\u5217\u5316\u4ece\u6587\u4ef6\u4e2d\u521b\u5efa\u5bf9\u8c61\u3002<\/ol>\n<\/li>\n<\/ol>\n

                                                                                                               <\/p>\n

                                                                                                                \n
                                                                                                              1. \n
                                                                                                                  \u5982\u4f55\u5728\u53e6\u4e00\u4e2aJava\u7a0b\u5e8f\u4e2d\u7f16\u8bd1\u548c\u8fd0\u884cJava\u7a0b\u5e8f\u8fd9\u662f\u4e00\u4e2a\u6742\u9879\u7a0b\u5e8f\uff0c\u5c55\u793a\u4e86\u5982\u4f55\u4ece\u53e6\u4e00\u4e2aJava\u7a0b\u5e8f\u4e2d\u7f16\u8bd1\u548c\u8fd0\u884cJava\u7a0b\u5e8f\u3002<\/ol>\n<\/li>\n<\/ol>\n

                                                                                                                   <\/p>\n

                                                                                                                    \n
                                                                                                                  1. \n
                                                                                                                      Java\u5c5e\u6027\u6587\u4ef6\u548c\u5c5e\u6027XML\u4e86\u89e3\u5982\u4f55\u5728Java\u4e2d\u8bfb\u53d6\u548c\u5199\u5165\u5c5e\u6027\u6587\u4ef6\u548c\u5c5e\u6027XML\u6587\u4ef6\u3002<\/ol>\n<\/li>\n<\/ol>\n

                                                                                                                       <\/p>\n

                                                                                                                        \n
                                                                                                                      1. \n
                                                                                                                          \u4f7f\u7528Java ZIP\u538b\u7f29\u6587\u4ef6\u6216\u76ee\u5f55\u5728\u672c\u6587\u4e2d\uff0c\u60a8\u5c06\u5b66\u4e60\u5982\u4f55\u5c06\u6587\u4ef6\u4ee5ZIP\u683c\u5f0f\u538b\u7f29\uff0c\u793a\u4f8b\u6f14\u793a\u4e86\u5982\u4f55\u9012\u5f52\u538b\u7f29\u76ee\u5f55\u4ee5ZIP\u683c\u5f0f\u3002<\/ol>\n<\/li>\n<\/ol>\n

                                                                                                                           <\/p>\n

                                                                                                                            \n
                                                                                                                          1. \n
                                                                                                                              Java\u89e3\u538b\u7f29\u6587\u4ef6\u793a\u4f8b\u5728\u672c\u6587\u4e2d\uff0c\u60a8\u5c06\u5b66\u4e60\u5982\u4f55\u89e3\u538b\u7f29ZIP\u5b58\u6863\u3002<\/ol>\n<\/li>\n<\/ol>\n

                                                                                                                               <\/p>\n

                                                                                                                                \n
                                                                                                                              1. \n
                                                                                                                                  Java GZIP\u793a\u4f8b\u5728\u672c\u6587\u4e2d\uff0c\u60a8\u5c06\u5b66\u4e60\u5982\u4f55\u4ee5GZIP\u683c\u5f0f\u538b\u7f29\u6587\u4ef6\uff0c\u7136\u540e\u5982\u4f55\u5728Java\u4e2d\u89e3\u538b\u7f29\u5b83\u3002<\/ol>\n<\/li>\n<\/ol>\n

                                                                                                                                   <\/p>\n

                                                                                                                                    Java\u4e34\u65f6\u6587\u4ef6Java\u63d0\u4f9b\u4e86API\u6765\u521b\u5efa\u7a0b\u5e8f\u4f7f\u7528\u7684\u4e34\u65f6\u6587\u4ef6\uff0c\u6587\u4ef6\u540d\u662f\u968f\u673a\u7684\uff0c\u56e0\u6b64\u5f88\u96be\u7834\u89e3\u3002\u4e86\u89e3\u5982\u4f55\u5728Java\u4e2d\u521b\u5efa\u4e34\u65f6\u6587\u4ef6\u5e76\u8bfb\u5199\u6570\u636e\u3002<\/ol>\n

                                                                                                                                    \u8bb0\u5f97\u4e0e\u4ed6\u4eba\u5206\u4eab\uff0c\u5e76\u5c06\u5176\u6536\u85cf\u4ee5\u5907\u5c06\u6765\u4f7f\u7528\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

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