{"id":1530,"date":"2015-04-28T17:14:43","date_gmt":"2015-04-28T09:14:43","guid":{"rendered":"http:\/\/www.menglanglang.cn\/?p=1530"},"modified":"2015-04-28T17:14:43","modified_gmt":"2015-04-28T09:14:43","slug":"android%e4%b8%8etomcat%e6%9c%8d%e5%8a%a1%e5%99%a8%e7%9a%84%e6%95%b0%e6%8d%ae%e4%ba%a4%e4%ba%92","status":"publish","type":"post","link":"http:\/\/www.menglanglang.cn\/?p=1530","title":{"rendered":"Android\u4e0eTomcat\u670d\u52a1\u5668\u7684\u6570\u636e\u4ea4\u4e92"},"content":{"rendered":"

\u5728 WEB \u5f00\u53d1\u4e2d\uff0c\u5e38\u5e38\u7528\u5230\u7684\u670d\u52a1\u5668\u662f Tomcat\uff0c\u60f3\u628a WEB \u9879\u76ee\u5728\u624b\u673a\u4e0a\u5b9e\u73b0\u65f6\uff0c\u6700\u7701\u4e8b\u7684\u529e\u6cd5\u5c31\u662f\u53ea\u9700\u8981\u5728 Android \u4e0a\u5b9e\u73b0 UI \u7f16\u7a0b\u5373\u53ef\uff0c\u670d\u52a1\u5668\u8fd8\u662f\u7528\u539f\u6765 WEB \u9879\u76ee\u7684\u670d\u52a1\u5668\uff0c\u6240\u4ee5\u540e\u53f0\u4ee3\u7801\u51e0\u4e4e\u4e0d\u9700\u8981\u4fee\u6539\uff0c\u8fd9\u6837\u53ef\u4ee5\u7701\u4e0b\u4e0d\u5c11\u5f00\u53d1\u65f6\u95f4\u3002<\/span><\/p>\n

\u90a3\u4e48\u5982\u4f55\u7528\u8ba9 Android \u548c Tomcat \u5b9e\u73b0\u6570\u636e\u7684\u4ea4\u4e92\u5462\uff1f\u7531\u4e8e WEB \u9879\u76ee\u5f00\u53d1\u5927\u591a\u7528 post \u8bf7\u6c42\uff0c\u6240\u4ee5\u4e3a\u4e86\u5b9e\u73b0\u540e\u53f0\u4ee3\u7801\u7684\u590d\u7528\uff0c\u5728 Android \u4e2d\u7528 HttpPost \u8bf7\u6c42\u670d\u52a1\u5668\u5373\u53ef\u3002<\/span><\/p>\n

\u540e\u53f0\u63a5\u53d7\u8bf7\u6c42\u7684\u4ee3\u7801\u5982\u4e0b\uff1a<\/span><\/p>\n

\n
\n
Code<\/strong>\u00a0\u00a0\u00a0View<\/a>Print<\/a><\/div>\n<\/div>\n
    \n
  1. protected<\/span>\u00a0<\/span>void<\/span>\u00a0service(HttpServletRequest\u00a0request,\u00a0HttpServletResponse\u00a0response)\u00a0<\/span>throws<\/span>\u00a0ServletException,\u00a0IOException\u00a0{\u00a0\u00a0<\/span><\/span><\/li>\n
  2. \u00a0\u00a0\u00a0\u00a0request.setCharacterEncoding(\"utf-8\"<\/span>);\u00a0\u00a0<\/span><\/span><\/li>\n
  3. \u00a0\u00a0\u00a0\u00a0response.setCharacterEncoding(\"utf-8\"<\/span>);\u00a0\u00a0<\/span><\/span><\/li>\n
  4. \u00a0\u00a0\u00a0\u00a0String\u00a0jsonStr\u00a0=\u00a0request.getParameter(\"JSONDATA\"<\/span>);\u00a0\u00a0<\/span><\/span><\/li>\n
  5. }\u00a0\u00a0<\/span><\/li>\n<\/ol>\n<\/div>\n

     <\/p>\n

    \u90a3\u4e48\uff0c\u5728 Android \u4e2d\u7528 HttpPost \u53d1\u9001\u8bf7\u6c42\u7684\u65b9\u5f0f\u5982\u4e0b\uff1a<\/span><\/p>\n

    \n
    \n
    Code<\/strong>\u00a0\u00a0\u00a0View<\/a>Print<\/a><\/div>\n<\/div>\n
      \n
    1. \/\/\u00a0URL\u4f7f\u7528\u57fa\u672cURL\u5373\u53ef\uff0c\u5176\u4e2d\u4e0d\u9700\u8981\u52a0\u53c2\u6570<\/span>\u00a0\u00a0<\/span><\/span><\/li>\n
    2. HttpPost\u00a0httpPost\u00a0=\u00a0new<\/span>\u00a0HttpPost(http:<\/span>\/\/127.0.0.1:8080\/android\/funcServlet\");<\/span>\u00a0\u00a0<\/span><\/span><\/li>\n
    3. \/\/\u00a0\u9700\u8981\u5ba2\u6237\u7aef\u5bf9\u8c61\u6765\u53d1\u9001\u8bf7\u6c42<\/span>\u00a0\u00a0<\/span><\/span><\/li>\n
    4. HttpClient\u00a0httpClient\u00a0=\u00a0new<\/span>\u00a0DefaultHttpClient();\u00a0\u00a0<\/span><\/span><\/li>\n
    5. HttpResponse\u00a0response\u00a0=\u00a0null<\/span>;\u00a0\u00a0<\/span><\/span><\/li>\n
    6. \u00a0\u00a0<\/span><\/li>\n
    7. \/\/\u00a0\u8bbe\u7f6e\u53c2\u6570<\/span>\u00a0\u00a0<\/span><\/span><\/li>\n
    8. List<NameValuePair>\u00a0params\u00a0=\u00a0new<\/span>\u00a0ArrayList<NameValuePair>();\u00a0\u00a0<\/span><\/span><\/li>\n
    9. params.add(new<\/span>\u00a0BasicNameValuePair(\"JSONDATA<\/span>\",\u00a0data));<\/span>\u00a0<\/span><\/li>\n
    10. \u00a0<\/span><\/li>\n
    11. \/\/\u00a0\u751f\u6210\u8bf7\u6c42\u5b9e\u4f53<\/span>\u00a0<\/span><\/li>\n
    12. HttpEntity\u00a0requestHttpEntity\u00a0=\u00a0new\u00a0UrlEncodedFormEntity(params,\u00a0\"<\/span>utf-<\/span>8<\/span>\");\u00a0\u00a0<\/span><\/span><\/li>\n
    13. \/\/\u00a0\u5c06\u8bf7\u6c42\u4f53\u5185\u5bb9\u52a0\u5165\u8bf7\u6c42\u4e2d<\/span>\u00a0\u00a0<\/span><\/span><\/li>\n
    14. httpPost.setEntity(requestHttpEntity);\u00a0\u00a0<\/span><\/li>\n
    15. \/\/\u00a0\u53d1\u9001\u8bf7\u6c42<\/span>\u00a0\u00a0<\/span><\/span><\/li>\n
    16. response\u00a0=\u00a0httpClient.execute(httpPost);\u00a0\u00a0<\/span><\/li>\n<\/ol>\n<\/div>\n

       <\/p>\n

      \u5904\u7406\u8fd4\u56de\u7684 response\uff1a<\/span><\/p>\n

      \n
      \n
      Code<\/strong>\u00a0\u00a0\u00a0View<\/a>Print<\/a><\/div>\n<\/div>\n
        \n
      1. String\u00a0result\u00a0=\u00a0<\/span>\"\"<\/span>;\u00a0\u00a0<\/span><\/span><\/li>\n
      2. if<\/span>\u00a0(<\/span>null<\/span>\u00a0==\u00a0response)\u00a0{\u00a0\u00a0<\/span><\/span><\/li>\n
      3. \u00a0\u00a0\u00a0\u00a0return<\/span>\u00a0<\/span>\"\u65e0\u6570\u636e\u8fd4\u56de\uff01\"<\/span>;\u00a0\u00a0<\/span><\/span><\/li>\n
      4. }\u00a0\u00a0<\/span><\/li>\n
      5. HttpEntity\u00a0httpEntity\u00a0=\u00a0response.getEntity();\u00a0\u00a0<\/span><\/li>\n
      6. try<\/span>\u00a0{\u00a0\u00a0<\/span><\/span><\/li>\n
      7. \u00a0\u00a0\u00a0\u00a0InputStream\u00a0inputStream\u00a0=\u00a0httpEntity.getContent();\u00a0\u00a0<\/span><\/li>\n
      8. \u00a0\u00a0\u00a0\u00a0BufferedReader\u00a0reader\u00a0=\u00a0new<\/span>\u00a0BufferedReader(<\/span>new<\/span>\u00a0InputStreamReader(inputStream));\u00a0\u00a0<\/span><\/span><\/li>\n
      9. \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/span><\/li>\n
      10. \u00a0\u00a0\u00a0\u00a0String\u00a0line\u00a0=\u00a0\"\"<\/span>;\u00a0\u00a0<\/span><\/span><\/li>\n
      11. \u00a0\u00a0\u00a0\u00a0while<\/span>\u00a0(<\/span>null<\/span>\u00a0!=\u00a0(line\u00a0=\u00a0reader.readLine()))\u00a0{\u00a0\u00a0<\/span><\/span><\/li>\n
      12. \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 result\u00a0+=\u00a0line;\u00a0\u00a0<\/span><\/li>\n
      13. \u00a0\u00a0\u00a0\u00a0} \u00a0<\/span><\/li>\n
      14. }\u00a0catch<\/span>\u00a0(Exception\u00a0e)\u00a0{\u00a0\u00a0<\/span><\/span><\/li>\n
      15. \u00a0\u00a0\u00a0\u00a0e.printStackTrace();\u00a0\u00a0<\/span><\/li>\n
      16. }\u00a0\u00a0<\/span><\/li>\n
      17. \u00a0System.out.println(result);\u00a0\u00a0<\/span><\/li>\n<\/ol>\n<\/div>\n

         <\/p>\n

        \u4f46\u662f\uff0c\u8fd0\u7528\u7684\u8fc7\u7a0b\u4e2d\uff0c\u5728\u4ee5\u524d\u7684 Android \u7248\u672c\u4e2d\uff0c\u5982 2.2\u30012.3 \u7b49\uff0c\u8fd9\u6837\u53d1\u9001\u8bf7\u6c42\u6ca1\u6709\u95ee\u9898\uff0c\u4f46\u662f\u5728\u65b0\u7248\u672c\u4e2d\uff0c\u5982 4.0 \u4ee5\u4e0a\uff0c\u4f1a\u62a5\u9519\uff0c\u63d0\u793a\u8bf7\u6c42\u5f02\u5e38\u3002\u539f\u56e0\u662f Android\u00a0\u65b0\u7248\u672c\u4e0d\u5141\u8bb8\u4e3b\u7ebf\u7a0b\u8fd0\u884c\u7f51\u7edc\u8bf7\u6c42\uff0c<\/span>4.0 \u4ee5\u540e\u4e0d\u80fd\u5728\u4e3b\u7ebf\u7a0b\u8bbf\u95ee\u7f51\u7edc\uff0c\u800c\u5fc5\u987b\u5728\u4e00\u4e2a\u65b0\u7ebf\u7a0b\u4e2d\u8bbf\u95ee\u624d\u53ef\u4ee5\u3002<\/span><\/span><\/p>\n

        \u6240\u4ee5\uff0c\u89e3\u51b3\u65b9\u6cd5\u6709\u4e24\u79cd\uff0c\u4e00\u79cd\u65b9\u6cd5\u662f\u65b0\u521b\u5efa\u4e00\u4e2a\u7ebf\u7a0b\uff0c\u5728\u65b0\u7ebf\u7a0b\u4e2d\u8bbf\u95ee\u6570\u636e\u3002\u8fd8\u6709\u4e00\u79cd\u7b80\u4fbf\u7684\u65b9\u6cd5\uff0c\u5c31\u662f\u5728 Android \u7684\u4e3b\u753b\u9762\u7684 Activity \u7684\u00a0onCreate \u65b9\u6cd5\u4e2d\uff0c\u52a0\u5165\u4e0b\u9762\u7684\u4ee3\u7801\u5373\u53ef\u3002<\/span><\/p>\n

        \n
        \n
        Code<\/strong>\u00a0\u00a0\u00a0View<\/a>Print<\/a><\/div>\n<\/div>\n
          \n
        1. protected<\/span>\u00a0<\/span>void<\/span>\u00a0onCreate(Bundle\u00a0savedInstanceState)\u00a0{\u00a0\u00a0<\/span><\/span><\/li>\n
        2. \u00a0\u00a0\u00a0\u00a0super<\/span>.onCreate(savedInstanceState);\u00a0\u00a0<\/span><\/span><\/li>\n
        3. \u00a0\u00a0\u00a0\u00a0setContentView(R.layout.activity_main);\u00a0\u00a0<\/span><\/li>\n
        4. \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/span><\/li>\n
        5. \u00a0\u00a0\u00a0\u00a0int<\/span>\u00a0SDK_INT\u00a0=\u00a0android.os.Build.VERSION.SDK_INT;\u00a0\u00a0<\/span><\/span><\/li>\n
        6. \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0if<\/span>\u00a0(SDK_INT\u00a0>=\u00a0<\/span>11<\/span>)\u00a0{\u00a0\u00a0<\/span><\/span><\/li>\n
        7. \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0StrictMode.setThreadPolicy(new<\/span>\u00a0StrictMode.ThreadPolicy.Builder()\u00a0\u00a0<\/span><\/span><\/li>\n
        8. \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0.detectDiskReads().detectDiskWrites()\u00a0\u00a0<\/span><\/li>\n
        9. \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0.detectNetwork()\u00a0\/\/\u00a0\u8fd9\u91cc\u53ef\u4ee5\u66ff\u6362\u4e3adetectAll()<\/span>\u00a0\u00a0<\/span><\/span><\/li>\n
        10. \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\/\/\u00a0\u5c31\u5305\u62ec\u4e86\u78c1\u76d8\u8bfb\u5199\u548c\u7f51\u7edcI\/O<\/span>\u00a0\u00a0<\/span><\/span><\/li>\n
        11. \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0.penaltyLog()\u00a0\/\/\u00a0\u6253\u5370logcat\uff0c\u5f53\u7136\u4e5f\u53ef\u4ee5\u5b9a\u4f4d\u5230dropbox\uff0c\u901a\u8fc7\u6587\u4ef6\u4fdd\u5b58\u76f8\u5e94\u7684log<\/span>\u00a0\u00a0<\/span><\/span><\/li>\n
        12. \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0.build());\u00a0\u00a0<\/span><\/li>\n
        13. \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0StrictMode.setVmPolicy(new<\/span>\u00a0StrictMode.VmPolicy.Builder()\u00a0\u00a0<\/span><\/span><\/li>\n
        14. \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0.detectLeakedSqlLiteObjects()\u00a0\/\/\u00a0\u63a2\u6d4bSQLite\u6570\u636e\u5e93\u64cd\u4f5c<\/span>\u00a0\u00a0<\/span><\/span><\/li>\n
        15. \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0.penaltyLog()\u00a0\/\/\u00a0\u6253\u5370logcat<\/span>\u00a0\u00a0<\/span><\/span><\/li>\n
        16. \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0.penaltyDeath().build());\u00a0\u00a0<\/span><\/li>\n
        17. \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\u00a0\u00a0<\/span><\/li>\n
        18. }\u00a0\u00a0<\/span><\/li>\n<\/ol>\n<\/div>\n

           <\/p>\n

          \u6ce8\u610f\uff0c\u8bf7\u6c42\u65f6\uff0c\u4e00\u5b9a\u8981\u5728 Android \u914d\u7f6e\u6587\u4ef6\u00a0AndroidManifest.xml \u4e2d\u52a0\u5165\u8bbf\u95ee\u7f51\u7edc\u7684\u6743\u9650\uff08\u5982\u4e0b\uff09\uff0c\u5426\u5219\u600e\u4e48\u8c03\u8bd5\u90fd\u767d\u642d\u3002<\/span><\/p>\n

          \n
          <\/div>\n
            \n
          1. <<\/span>uses-permission<\/span>\u00a0<\/span>android:name<\/span>=<\/span>\"android.permission.INTERNET\"<\/span>\/><\/span>\u00a0\u00a0<\/span><\/span><\/li>\n<\/ol>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

            \u5728 WEB \u5f00\u53d1\u4e2d\uff0c\u5e38\u5e38\u7528\u5230\u7684\u670d\u52a1\u5668\u662f Tomcat\uff0c\u60f3\u628a WEB \u9879\u76ee\u5728\u624b\u673a\u4e0a\u5b9e\u73b0\u65f6\uff0c\u6700\u7701\u4e8b\u7684\u529e\u6cd5\u5c31\u662f\u53ea\u9700\u8981 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[108],"tags":[599,288],"class_list":["post-1530","post","type-post","status-publish","format-standard","hentry","category-android","tag-android","tag-tomcat"],"_links":{"self":[{"href":"http:\/\/www.menglanglang.cn\/index.php?rest_route=\/wp\/v2\/posts\/1530","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.menglanglang.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.menglanglang.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.menglanglang.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.menglanglang.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1530"}],"version-history":[{"count":0,"href":"http:\/\/www.menglanglang.cn\/index.php?rest_route=\/wp\/v2\/posts\/1530\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.menglanglang.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1530"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.menglanglang.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1530"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.menglanglang.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1530"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}