{"id":2828,"date":"2017-10-30T17:41:14","date_gmt":"2017-10-30T09:41:14","guid":{"rendered":"http:\/\/cn.hostease.com\/xueyuan\/?p=2828"},"modified":"2025-01-26T14:44:29","modified_gmt":"2025-01-26T06:44:29","slug":"javaweb%e4%b9%8b%e5%ae%9e%e7%8e%b0%e6%96%87%e4%bb%b6%e4%b8%8a%e4%bc%a0%e4%b8%8e%e4%b8%8b%e8%bd%bd","status":"publish","type":"post","link":"https:\/\/cn.hostease.com\/xueyuan\/uncategorized\/javaweb%e4%b9%8b%e5%ae%9e%e7%8e%b0%e6%96%87%e4%bb%b6%e4%b8%8a%e4%bc%a0%e4%b8%8e%e4%b8%8b%e8%bd%bd\/","title":{"rendered":"JavaWeb\u4e4b\u5b9e\u73b0\u6587\u4ef6\u4e0a\u4f20\u4e0e\u4e0b\u8f7d"},"content":{"rendered":"\n

1\u3001\u4ec0\u4e48\u662f\u4e0a\u4f20\u548c\u4e0b\u8f7d\uff1f<\/p>\n\n\n\n

–  \u6570\u636e\u4e0a\u4f20\u662f\u6307\u5ba2\u6237\u7aef\u5411\u670d\u52a1\u5668\u4e0a\u4f20\u6570\u636e\uff0c\u5ba2\u6237\u7aef\u5411\u670d\u52a1\u5668\u53d1\u9001\u7684\u6240\u6709\u8bf7\u6c42\u90fd\u5c5e\u4e8e\u6570\u636e\u4e0a\u4f20\u3002\u6587\u4ef6\u4e0a\u4f20\u662f\u6570\u636e\u4e0a\u4f20\u7684\u4e00\u79cd\u7279\u4f8b\uff0c\u6307\u7684\u662f\u5ba2\u6237\u7aef\u5411\u670d\u52a1\u5668\u4e0a\u4f20\u6587\u4ef6\u3002\u5373\u5c06\u4fdd\u5b58\u5728\u5ba2\u6237\u7aef\u7684\u6587\u4ef6\u4e0a\u4f20\u81f3\u670d\u52a1\u5668\u4e2d\u7684\u4e00\u4e2a\u526f\u672c\uff0c\u4fdd\u5b58\u5230\u670d\u52a1\u5668\u4e2d\u3002<\/p>\n\n\n\n

–   \u6570\u636e\u4e0b\u8f7d\u662f\u6307\u5ba2\u6237\u7aef\u4ece\u670d\u52a1\u5668\u4e0a\u83b7\u53d6\u6570\u636e\u7684\u8fc7\u7a0b\u3002\u6587\u4ef6\u4e0b\u8f7d\u662f\u6570\u636e\u4e0b\u8f7d\u7684\u4e00\u79cd\u7279\u4f8b\uff0c\u6307\u7684\u662f\u5ba2\u6237\u7aef\u4ece\u670d\u52a1\u5668\u4e0b\u8f7d\u6587\u4ef6\uff0c\u5373\u5c06\u539f\u6765\u4fdd\u5b58\u5728\u670d\u52a1\u5668\u4e2d\u7684\u6587\u4ef6\u4e0b\u8f7d\u5230\u5ba2\u6237\u7aef\u4e2d\u4e00\u4e2a\u526f\u672c\u4fdd\u5b58\u3002\u901a\u5e38\u6211\u4eec\u5bf9\u670d\u52a1\u5668\u6240\u53d1\u51fa\u7684\u8bf7\u6c42\uff0c\u5927\u591a\u6570\u662f\u6587\u4ef6\u4e0b\u8f7d\u8bf7\u6c42\uff0c\u4ece\u670d\u52a1\u5668\u4e2d\u4e0b\u8f7d\u6587\u672c\u3001\u56fe\u7247\u3001\u58f0\u97f3\u3001\u89c6\u9891\u7b49\u6587\u4ef6\uff0c\u7136\u540e\u7531\u5ba2\u6237\u7aef\u6d4f\u89c8\u5668\u5bf9\u8fd9\u4e9b\u6587\u4ef6\u8fdb\u884c\u89e3\u6790\u540e\uff0c\u624d\u53ef\u80fd\u770b\u5230\u8fd9\u4e9b\u591a\u5a92\u4f53\u4fe1\u606f\u3002<\/p>\n\n\n\n

–  \u4f46\u662f\u6211\u4eec\u8fd9\u91cc\u6240\u8bf4\u7684\u6587\u4ef6\u4e0b\u8f7d\uff0c\u6307\u7684\u662f\u6587\u4ef6\u4ece\u670d\u52a1\u5668\u4e0b\u8f7d\u5230\u6d4f\u89c8\u5668\u540e\uff0c\u6d4f\u89c8\u5668\u5e76\u4e0d\u76f4\u63a5\u89e3\u6790\uff0c\u800c\u662f\u4ee5\u9644\u4ef6\u7684\u5f62\u5f0f\u4fdd\u5b58\u5230\u5ba2\u6237\u7aef\u4e2d\u3002<\/p>\n\n\n\n

–  \u4e0a\u4f20\u4e0e\u4e0b\u8f7d\u7684\u6587\u4ef6\u53ef\u4ee5\u662f\u6587\u672c\u6587\u4ef6\u3001\u56fe\u7247\u3001\u58f0\u97f3\u3001\u89c6\u9891\u7b49\u5404\u79cd\u7c7b\u578b\u3002<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

<\/p>\n\n\n\n

2\u3001\u6587\u4ef6\u4e0a\u4f20\u7684\u5b9e\u73b0\uff1a<\/p>\n\n\n\n

a\u3001\u4e0a\u4f20\u65f6\u5bf9\u8868\u5355\u7684\u8981\u6c42\uff1a<\/p>\n\n\n\n

–  \u6587\u4ef6\u4e0a\u4f20\u8981\u6c42\u5ba2\u6237\u7aef\u8868\u5355\u63d0\u4ea4\u7279\u6b8a\u7684\u8bf7\u6c42–multipart\u8bf7\u6c42\uff0c\u5373\u5305\u542b\u591a\u90e8\u5206\u6570\u636e\u7684\u8bf7\u6c42\u3002\u6240\u4ee5\u6587\u4ef6\u4e0a\u4f20\u8868\u5355\u5bf9\u4e8e\u8868\u5355\u6570\u636e\u7684\u7f16\u7801\u7c7b\u578b\u8981\u6c42\uff0c\u5fc5\u987b\u4e3amultipart\/form-data\u3002\u5373\u8981\u4e3a<form>\u6807\u7b7e\u6307\u5b9aenctype\u5c5e\u6027\u503c\u4e3a\u201cmultipart\/form-data\u201d\u3002\uff08enctype\uff0c\u5373encodingtype\uff0c\u7f16\u7801\u7c7b\u578b\u3002\uff09<\/p>\n\n\n\n

–  \u7531\u4e8e\u5ba2\u6237\u7aef\u4e0a\u4f20\u6587\u4ef6\u7684\u5927\u5c0f\u662f\u4e0d\u786e\u5b9a\u7684\uff0c\u6240\u4ee5HTTP\u534f\u8bae\u89c4\u5b9a\uff0c\u6587\u4ef6\u4e0a\u4f20\u7684\u6570\u636e\u8981\u5b58\u653e\u4e8e\u8bf7\u6c42\u6b63\u6587\u4e2d\uff0c\u800c\u4e0d\u80fd\u591f\u51fa\u73b0\u5728url\u7684\u5730\u5740\u680f\u4e2d\uff0c\u56e0\u4e3a\u5730\u5740\u680f\u4e2d\u53ef\u4ee5\u5b58\u653e\u7684\u6570\u636e\u91cf\u592a\u5c0f\u3002\u4e5f\u5c31\u662f\u8bf4\uff0c\u6587\u4ef6\u4e0a\u4f20\u7684\u8868\u5355\uff0c\u5fc5\u987b\u63d0\u4ea4POST\u8bf7\u6c42\uff0c\u800c\u4e0d\u80fd\u591f\u63d0\u4ea4GET\u8bf7\u6c42\u3002<\/p>\n\n\n\n

\"\"<\/a><\/figure>\n\n\n\n

b\u3001\u4f7f\u7528\u7b2c\u4e09\u65b9\u5de5\u5177\u5b9e\u73b0\u6587\u4ef6\u4e0a\u4f20\uff1a<\/p>\n\n\n\n

–  \u9700\u8981\u4f7f\u7528\u5230\u4e24\u4e2ajar\u5305\uff1acommons-fileupload-1.3.3.jar\u548ccommons-io-2.6.jar\uff0cjar\u5305\u53ef\u4ee5\u5728apache\u5b98\u7f51\u4e2d\u4e0b\u8f7d\uff08commons-fileupload-1.3.3.jar\u4f9d\u8d56\u4e8ecommons-io-2.6.jar\uff0c\u5982\u679c\u53ea\u4f7f\u7528fileupload jar\u5305\uff0c\u4f1a\u8fd0\u884c\u7a0b\u5e8f\u65f6\u4f1a\u629b\u51fa\u5f02\u5e38\uff09<\/p>\n\n\n\n

–  \u793a\u4f8b\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n\n\n\n

–  \u5728index.jsp\u6587\u4ef6\u4e2d\u586b\u5199\u7684\u4ee3\u7801\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n\n\n\n

\"\"<\/a><\/figure>\n\n\n\n

– \u4e3aweb\u5e94\u7528\u6dfb\u52a0\u4e00\u4e2aServlet\uff0c\u5728web.xml\u6587\u4ef6\u4e2d\u6dfb\u52a0\u914d\u7f6e\u4fe1\u606f\uff1a<\/p>\n\n\n\n

\"\"<\/a><\/figure>\n\n\n\n

–  \u81ea\u5b9a\u4e49serlvet\u7c7b\uff0c\u5728doPost\u65b9\u6cd5\u4e2d\u7f16\u5199\u7b80\u5355\u5b9e\u73b0\u6587\u4ef6\u4e0a\u4f20\u7684\u4ee3\u7801\uff1a<\/p>\n\n\n\n

\"\"<\/a><\/figure>\n\n\n\n
\"\"<\/a><\/figure>\n\n\n\n

–  \u542f\u52a8web\u5e94\u7528\uff0c\u8bbf\u95eeindex.jsp\uff0c\u6dfb\u52a0\u56fe\u7247\u540e\uff0c\u70b9\u51fb\u201c\u4e0a\u4f20\u201d\uff0c\u53ef\u4ee5\u53d1\u73b0\u63a7\u5236\u53f0\u6253\u5370\u7ed3\u679c\uff0c\u5728\u5de5\u4f5c\u7a7a\u95f4web\u9879\u76ee\u7684\u6307\u5b9a\u76ee\u5f55\u53ef\u4ee5\u770b\u5230\u56fe\u7247\u5df2\u7ecf\u4e0a\u4f20\uff1a\uff08\u5728Eclipse\u4e2d\uff0c\u9ed8\u8ba4\u4f1a\u628aWeb\u9879\u76ee\u653e\u5230Eclipse\u7684\u5de5\u4f5c\u7a7a\u95f4\u4e0b\u7684.metadata\\.plugins\\org.eclipse.wst.server.core\\tmp0(\u6216\u8005\u662ftmp1)\\wtpwebapps\\\u4e0b\uff09<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n
\"\"<\/a><\/figure>\n\n\n\n

–  FileUploadServlet\u7c7b\u4e2d\u7684\u4ee3\u7801\u76f8\u5173\u89e3\u91ca\uff1a\uff08\u4e5f\u5305\u542b\u4f7f\u7528fileupload jar\u5305\u6587\u4ef6\u4e0a\u4f20\u65f6\u7684\u5e38\u7528\u65b9\u6cd5\uff09<\/p>\n\n\n\n

–  org.apache.commons.fileupload.disk.DiskFileItemFactory\u7c7b\uff1a\u9ed8\u8ba4\u7684FileItemFactory\u5b9e\u73b0\u7c7b\u3002\u8fd9\u4e2a\u5b9e\u73b0\u521b\u5efaFileItem\u5b9e\u4f8b\uff08\u6587\u4ef6\u6761\u76ee\uff09\u3002\u5982\u679c\u662f\u5c0f\u6761\u76ee\uff0c\u4f1a\u5c06\u5176\u5b58\u5165\u5185\u5b58\u4e2d\uff0c\u5982\u679c\u662f\u5927\u6761\u76ee\uff0c\u4f1a\u5c06\u5176\u5b58\u5165\u786c\u76d8\u4e2d\u7684\u4e34\u65f6\u6587\u4ef6\u3002\u5927\u5c0f\u6761\u76ee\u6570\u636e\u7684\u4e34\u754c\u503c\uff0c\u662f\u53ef\u914d\u7f6e\u7684\u3002<\/p>\n\n\n\n

\"\"<\/a><\/figure>\n\n\n\n

–  setRepository(File repository)\u65b9\u6cd5\uff1a\u8bbe\u7f6e\u4e34\u65f6\u5b58\u50a8\u6587\u4ef6\uff08\u8fd9\u4e2a\u6587\u4ef6\u5927\u5c0f\u5927\u4e8e\u6307\u5b9a\u914d\u7f6e\u4e34\u754c\u503c\uff09\u5b58\u653e\u7684\u76ee\u5f55\u4f4d\u7f6e\u3002<\/p>\n\n\n\n

–  setSizeThreshold(int sizeThreshold)\u65b9\u6cd5\uff1a\u8bbe\u7f6e\u4e34\u754c\u503c\uff08\u5355\u4f4d\u4e3a\u5b57\u8282\uff09\uff0c\u5f53\u8d85\u8fc7\u8fd9\u4e2a\u503c\u65f6\u6587\u4ef6\u5c06\u4f1a\u76f4\u63a5\u5199\u5165\u786c\u76d8\u4e2d\u3002\uff08\u5982sizeThreshold\u4e3a1024 * 1024\uff0c\u5219\u4e3a1\u5146\uff09<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

–  org.apache.commons.fileupload.servlet.ServletFileUpload\u7c7b\uff1a\u5904\u7406\u6587\u4ef6\u4e0a\u4f20\u7684\u9ad8\u7ea7API\u3002\uff08\u5982\u4f55\u5b58\u50a8\u5404\u4e2a\u90e8\u5206\u7684\u6570\u636e\u662f\u7531\u521b\u5efa\u5b83\u4eec\u7684\u5de5\u5382\u51b3\u5b9a\uff1b\u7ed9\u5b9a\u7684\u90e8\u5206\u53ef\u80fd\u5728\u5185\u5b58\u4e2d\u3001\u78c1\u76d8\u4e0a\u6216\u8005\u5176\u4ed6\u5730\u65b9\uff09<\/p>\n\n\n\n

High level API for processing file uploads.
This class handles multiple files per single HTML widget, sent using multipart\/mixed encoding type, as specified by RFC 1867. Use parseRequest(HttpServletRequest) to acquire a list of FileItems associated with a given HTML
widget.
How the data for individual parts is stored is determined by the factory
used to create them; a given part may be in memory, on disk, or somewhere
else.<\/code><\/pre>\n\n\n\n
–  parseRequest\u65b9\u6cd5\uff1a\u89e3\u6790\u8bf7\u6c42\uff0c\u83b7\u53d6FileItem\u7c7b\u578b\u5143\u7d20\u7684List\u5bf9\u8c61\uff1a<\/p>\n\n\n\n
\"\"<\/figure>\n\n\n\n
–  ServletFileUpload\u7c7b\u7684\u7236\u7c7borg.apache.commons.fileupload.FileUploadBase\u7684\u65b9\u6cd5\uff1a<\/p>\n\n\n\n
–  \u8bbe\u7f6e\u6bcf\u4e2aitem\u7684\u5934\u90e8\u5b57\u7b26\u7f16\u7801\uff0c\u5176\u53ef\u4ee5\u89e3\u51b3\u6587\u4ef6\u540d\u7684\u4e2d\u6587\u4e71\u7801\u95ee\u9898\uff1a\uff08\u82e5tomcat\u7248\u672c\u8f83\u4f4e\u65f6\uff0c\u53ef\u80fd\u4f1a\u51fa\u73b0\u6587\u4ef6\u540d\u4e2d\u6587\u4e71\u7801\uff09<\/p>\n\n\n\n
\"\"<\/a><\/figure>\n\n\n\n
–  setFileSizeMax(long fileSizeMax)\u65b9\u6cd5\u8bbe\u7f6e\u5355\u4e2a\u4e0a\u4f20\u6587\u4ef6\u5141\u8bb8\u4e0a\u4f20\u7684\u6700\u5927\u8fb9\u754c\u503c\u3002<\/p>\n\n\n\n
–  setSizeMax(long sizeMax)\u65b9\u6cd5\u8bbe\u7f6e\u4e00\u6b21\u4e0a\u4f20\u6240\u6709\u6587\u4ef6\u7684\u603b\u548c\u6700\u5927\u8fb9\u754c\u503c\u3002\uff08\u5355\u4f4d\u90fd\u4e3a\u5b57\u8282\uff09<\/p>\n\n\n\n
\"\"<\/figure>\n\n\n\n
–  isMultipartContent(HttpServletRequest request)\u65b9\u6cd5\uff1a\u5224\u65ad\u8be5\u8bf7\u6c42\u662f\u5426\u5305\u542bmultipart\u5185\u5bb9<\/p>\n\n\n\n
\"\"<\/a><\/figure>\n\n\n\n
–  org.apache.commons.fileupload.FileItem\u63a5\u53e3\uff1a\u8868\u793a\u5728multipart\/form-data\u7684POST\u8bf7\u6c42\u4e2d\u5185\u7684\u4e00\u4e2a\u6587\u4ef6\u6216\u8005\u8868\u5355\u6761\u76ee\u3002<\/p>\n\n\n\n
This class represents a file or form item that was received within a multipart\/form-data POST request.<\/code><\/pre>\n\n\n\n
–  isFormField\u65b9\u6cd5\uff1a\u5224\u65adFileItem\u5b9e\u4f8b\u662f\u5426\u4e3a\u4e00\u4e2a\u666e\u901aform\u9879\uff1a<\/p>\n\n\n\n
\"\"<\/a><\/figure>\n\n\n\n
–  getFieldName\u65b9\u6cd5\uff1a\u83b7\u53d6\u5bf9\u5e94\u6587\u4ef6\u6761\u76ee\uff08\u5373\u5355\u4e2a\u8868\u5355\u9879\uff09\u7684name\u5c5e\u6027\u503c\uff1a<\/p>\n\n\n\n
\"\"<\/a><\/figure>\n\n\n\n
–  getName\u65b9\u6cd5\uff1a\u83b7\u53d6\u5ba2\u6237\u7aef\u6587\u4ef6\u7cfb\u7edf\u4e2d\u7684\u539f\u4e0a\u4f20\u6587\u4ef6\u540d\uff1a\uff08\u5305\u542b\u540e\u7f00\u540d\uff09<\/p>\n\n\n\n
\"\"<\/a><\/figure>\n\n\n\n
–  getInputStream\u65b9\u6cd5\uff1a\u83b7\u53d6\u8f93\u5165\u6d41\uff0c\u7528\u4e8e\u53d6\u51fa\u4e0a\u4f20\u6587\u4ef6\u4e2d\u7684\u5185\u5bb9\uff1a<\/p>\n\n\n\n
\"\"<\/a><\/figure>\n\n\n\n
–  delete\u65b9\u6cd5\uff1a\u5220\u9664\u4efb\u4f55\u76f8\u5173\u8054\u7684\u4e34\u65f6\u78c1\u76d8\u6587\u4ef6\uff1a<\/p>\n\n\n\n
\"\"<\/a><\/figure>\n\n\n\n
3\u3001\u6587\u4ef6\u4e0b\u8f7d\u7684\u5b9e\u73b0\uff1a<\/p>\n\n\n\n
a\u3001\u8d85\u94fe\u63a5\u4e0b\u8f7d\uff1a\u5c06\u4e0b\u8f7d\u8d44\u6e90\u4f5c\u4e3a\u8d85\u94fe\u63a5\u7684\u94fe\u63a5\u76ee\u6807\u6587\u4ef6\u51fa\u73b0\u3002\u82e5\u6d4f\u89c8\u5668\u53ef\u4ee5\u89e3\u6790\u8be5\u8d44\u6e90\u6587\u4ef6\uff0c\u5219\u5c06\u5728\u6d4f\u89c8\u5668\u4e0a\u76f4\u63a5\u663e\u793a\u6587\u4ef6\u5185\u5bb9\uff1b\u82e5\u6d4f\u89c8\u5668\u4e0d\u652f\u6301\u8be5\u6587\u4ef6\u7684\u89e3\u6790\uff0c\u5219\u4f1a\u5f39\u51fa\u53e6\u5b58\u4e3a\u5bf9\u8bdd\u6846\uff0c\u8981\u6c42\u7528\u6237\u4fdd\u5b58\u3002<\/p>\n\n\n\n
–  \u8be5\u4e0b\u8f7d\u65b9\u5f0f\u7684\u7f3a\u70b9\u5f88\u660e\u663e\uff0c\u4e0d\u540c\u7684\u6d4f\u89c8\u5668\uff0c\u4ee5\u53ca\u76f8\u540c\u7684\u6d4f\u89c8\u5668\u6240\u5b89\u88c5\u7684\u63d2\u4ef6\u4e0d\u540c\uff0c\u90a3\u4e48\u5176\u5bf9\u4e8e\u8d44\u6e90\u7684\u89e3\u6790\u80fd\u529b\u4e5f\u5c31\u4e0d\u540c\uff0c\u5176\u662f\u5426\u5f39\u51fa\u53e6\u5b58\u4e3a\u5bf9\u8bdd\u6846\u7684\u60c5\u51b5\u4e5f\u5c31\u4e0d\u4e00\u6837\u3002\u51b3\u5b9a\u6743\u7531\u6d4f\u89c8\u5668\u638c\u63e1\u3002<\/p>\n\n\n\n
–  \u5982\u5728jsp\u6587\u4ef6\u4e2d\u6dfb\u52a0\u5982\u4e0b\u4ee3\u7801\uff0c\u5728ff\u6d4f\u89c8\u5668\u4e2d\u70b9\u51fb\uff0c\u76f4\u63a5\u5728\u6d4f\u89c8\u5668\u4e2d\u6253\u5f00\u8be5\u56fe\u7247\uff1a<\/p>\n\n\n\n
\"\"<\/figure>\n\n\n\n
b\u3001Servlet\u65b9\u5f0f\u7684\u6587\u4ef6\u4e0b\u8f7d\uff1a<\/p>\n\n\n\n
–  \u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n\n\n\n
–  jsp\u6587\u4ef6\u4e2d\u7684\u5185\u5bb9\u548cweb.xml\u6587\u4ef6\u4e2d\u6dfb\u52a0\u7684\u914d\u7f6e\uff1a<\/p>\n\n\n\n
\"\"<\/figure>\n\n\n\n
\"\"<\/figure>\n\n\n\n
–  \u81ea\u5b9a\u4e49Servlet\u7c7b\u4e2d\u6dfb\u52a0\u5982\u4e0b\u4ee3\u7801\uff1a<\/p>\n\n\n\n
\"\"<\/a><\/figure>\n\n\n\n
–  \u5982\u679c\u60f3\u8981\u6d4f\u89c8\u5668\u4e0b\u8f7d\u7684\u65b9\u5f0f\u662f\u4ee5\u9644\u4ef6\u7684\u5f62\u5f0f\u4e0b\u8f7d\uff0c\u9700\u8981\u4fee\u6539\u54cd\u5e94\u7684\u5934\u90e8\u5c5e\u6027content-disposition\u503c\u4e3aattachment;filename=\u6587\u4ef6\u540d + \u540e\u7f00\u540d\u3002\uff08filename\u8868\u793a\u4ee5\u9644\u4ef6\u5f62\u5f0f\u4e0b\u8f7d\u663e\u793a\u7684\u6587\u4ef6\u540d\uff09<\/p>\n\n\n\n
javax.servlet.ServletContext\u63a5\u53e3\u7684getResourceAsStream\u65b9\u6cd5\uff1a\u83b7\u53d6web\u5e94\u7528\u4e2d\u7684\u6307\u5b9a\u8def\u5f84\u4e0b\u7684\u8d44\u6e90\uff0c\u4ee5\u5b57\u8282\u8f93\u5165\u6d41InputStream\u7684\u5f62\u5f0f\u8fd4\u56de\u3002<\/p>\n\n\n\n
java.io.InputStream getResourceAsStream(java.lang.String path) : Returns the resource located at the named path as an InputStream object.<\/code><\/pre>\n\n\n\n
–  \u542f\u52a8web\u5e94\u7528\uff0c\u70b9\u51fb\u8d85\u94fe\u63a5\u540e\uff0c\u53ef\u4ee5\u770b\u5230\u6587\u4ef6\u4ee5\u9644\u4ef6\u7684\u5f62\u5f0f\u4e0b\u8f7d\uff1a<\/p>\n\n\n\n
\"\"<\/figure>\n\n\n\n
4\u3001\u9644\u52a0\u8bf4\u660e\uff1a<\/p>\n\n\n\n
–  \u4e0a\u4f20\u6587\u4ef6\u76ee\u5f55\u7684\u7ba1\u7406\uff1a\u5f53\u7528\u6237\u4e0a\u4f20\u7684\u6587\u4ef6\u8fc7\u591a\uff0c\u800c\u5355\u4e2a\u76ee\u5f55\u80fd\u591f\u5b58\u653e\u7684\u6587\u4ef6\u4e2a\u6570\u6709\u9650\uff0c\uff08windows\u7cfb\u7edf\u4e0b\u5355\u6587\u4ef6\u5939\u4e2d\u6700\u5927\u53ef\u670965,534\u4e2a\u6587\u4ef6\uff09\u6240\u4ee5\u9700\u8981\u4e0a\u4f20\u7684\u6587\u4ef6\u6709\u65f6\u9700\u8981\u5206\u76ee\u5f55\u8fdb\u884c\u7ba1\u7406\u3002<\/p>\n\n\n\n
–   \u53ef\u4ee5\u4f7f\u7528java.io.File\u7c7b\u7684mkdir()\u65b9\u6cd5\u6765\u5728\u5f53\u524d\u76ee\u5f55\u4e2d\u521b\u5efa\u76f4\u63a5\u5b50\u76ee\u5f55\uff0c\u6216\u8005\u4f7f\u7528mkdirs()\u65b9\u6cd5\u521b\u5efa\u5f53\u524d\u76ee\u5f55\u7684\u591a\u5c42\u5b50\u76ee\u5f55\uff1a<\/p>\n\n\n\n
\"\"<\/figure>\n\n\n\n
<\/p>\n\n\n\n
<\/p>\n","protected":false},"excerpt":{"rendered":"
1\u3001\u4ec0\u4e48\u662f\u4e0a\u4f20\u548c\u4e0b\u8f7d\uff1f –  \u6570\u636e\u4e0a\u4f20\u662f\u6307\u5ba2\u6237\u7aef\u5411\u670d\u52a1\u5668\u4e0a\u4f20\u6570\u636e\uff0c\u5ba2\u6237\u7aef\u5411\u670d\u52a1\u5668\u53d1\u9001\u7684\u6240 … \u9605\u8bfb\u66f4\u591a<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[1],"tags":[788],"class_list":["post-2828","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-java"],"aioseo_notices":[],"jetpack_featured_media_url":"","jetpack-related-posts":[],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/2828","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/comments?post=2828"}],"version-history":[{"count":4,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/2828\/revisions"}],"predecessor-version":[{"id":9789,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/2828\/revisions\/9789"}],"wp:attachment":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/media?parent=2828"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/categories?post=2828"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/tags?post=2828"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}