Apache HttpClient\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30b3\u30fc\u30c9\u304b\u3089\u30b5\u30fc\u30d0\u30fc\u3078\u306eHTTP\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u9001\u4fe1\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u524d\u56de\u306e\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u3067\u306f\u3001Java\u30d7\u30ed\u30b0\u30e9\u30e0\u81ea\u4f53\u304b\u3089GET\u304a\u3088\u3073POST\u306eHTTP\u30ea\u30af\u30a8\u30b9\u30c8\u64cd\u4f5c\u3092\u5b9f\u884c\u3059\u308b\u305f\u3081\u306bHttpURLConnection\u306e\u4f7f\u7528\u65b9\u6cd5\u3092\u898b\u307e\u3057\u305f\u3002\u4eca\u65e5\u306f\u540c\u3058\u4f8b\u984c\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u4f7f\u7528\u3057\u3066\u3001Apache HttpClient\u3092\u4f7f\u7528\u3057\u3066GET\u304a\u3088\u3073POST\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u64cd\u4f5c\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002<\/p>\n
GET\u3068POST\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u8a73\u7d30\u3092\u7406\u89e3\u3059\u308b\u305f\u3081\u306b\u3001\u4ee5\u524d\u306e\u4f8b\u3082\u53c2\u7167\u3059\u308b\u3053\u3068\u3092\u5f37\u304f\u304a\u52e7\u3081\u3057\u307e\u3059\u3002 Apache HttpClient\u306f\u3001Java\u30d7\u30ed\u30b0\u30e9\u30e0\u81ea\u4f53\u304b\u3089HTTP\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u9001\u4fe1\u3059\u308b\u305f\u3081\u306b\u975e\u5e38\u306b\u5e83\u304f\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002 Maven\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u4ee5\u4e0b\u306e\u4f9d\u5b58\u95a2\u4fc2\u3092\u8ffd\u52a0\u3059\u308b\u3053\u3068\u3067\u3001Apache HttpClient\u306e\u4f7f\u7528\u306b\u5fc5\u8981\u306a\u3059\u3079\u3066\u306e\u4ed6\u306e\u4f9d\u5b58\u95a2\u4fc2\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n
<dependency>\r\n\t<groupId>org.apache.httpcomponents<\/groupId>\r\n\t<artifactId>httpclient<\/artifactId>\r\n\t<version>4.4<\/version>\r\n<\/dependency>\r\n<\/code><\/pre>\n\u3057\u304b\u3057\u3001Maven\u3092\u4f7f\u7528\u3057\u3066\u3044\u306a\u3044\u5834\u5408\u306f\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u30d3\u30eb\u30c9\u30d1\u30b9\u306b\u4ee5\u4e0b\u306eJAR\u30d5\u30a1\u30a4\u30eb\u3092\u8ffd\u52a0\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n
\n- \n
httpclient-4.4.jar<\/ol>\n<\/li>\n<\/ol>\n <\/p>\n
\n- \n
httpcore-4.4.jar<\/ol>\n<\/li>\n<\/ol>\n <\/p>\n
\n- \n
commons-logging-1.2.jar<\/ol>\n<\/li>\n<\/ol>\n <\/p>\n
\n- \n
commons-codec-1.9.jar<\/ol>\n<\/li>\n<\/ol>\nhttpclient-4.4.jar
\nhttpcore-4.4.jar
\ncommons-logging-1.2.jar
\ncommons-codec-1.9.jar<\/p>\n
\u3082\u3057Apache HttpClient\u306e\u4ed6\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u3066\u3044\u3066\u3001\u304b\u3064Maven\u3092\u4f7f\u3063\u3066\u3044\u306a\u3044\u5834\u5408\u3001\u4ee5\u4e0b\u306e\u753b\u50cf\u306b\u793a\u3055\u308c\u3066\u3044\u308b\u3088\u3046\u306b\u4e00\u6642\u7684\u306aMaven\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3057\u3001\u4e92\u63db\u6027\u306e\u3042\u308bjar\u30d5\u30a1\u30a4\u30eb\u306e\u30ea\u30b9\u30c8\u3092\u53d6\u5f97\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u305d\u3057\u3066\u3001\u305d\u308c\u3089\u306ejar\u30d5\u30a1\u30a4\u30eb\u3092\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306elib\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u30b3\u30d4\u30fc\u3059\u308b\u3060\u3051\u3067\u3001\u4e92\u63db\u6027\u306e\u554f\u984c\u3092\u56de\u907f\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u307e\u305f\u3001jar\u30d5\u30a1\u30a4\u30eb\u3092\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u304b\u3089\u63a2\u3057\u3066\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3059\u308b\u624b\u9593\u3082\u7701\u3051\u307e\u3059\u3002\u5fc5\u8981\u306a\u4f9d\u5b58\u95a2\u4fc2\u304c\u63c3\u3063\u305f\u306e\u3067\u3001\u4ee5\u4e0b\u306bApache HttpClient\u3092\u4f7f\u7528\u3057\u3066GET\u30ea\u30af\u30a8\u30b9\u30c8\u3068POST\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u9001\u4fe1\u3059\u308b\u305f\u3081\u306e\u624b\u9806\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n
\n- \n
\u30d8\u30eb\u30d1\u30fc\u30af\u30e9\u30b9HttpClients\u3092\u4f7f\u7528\u3057\u3066CloseableHttpClient\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/ol>\n<\/li>\n<\/ol>\n <\/p>\n
\n- \n
HTTP\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u30bf\u30a4\u30d7\u306b\u57fa\u3065\u3044\u3066\u3001HttpGet\u307e\u305f\u306fHttpPost\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/ol>\n<\/li>\n<\/ol>\n <\/p>\n
\n- \n
User-Agent\u3001Accept-Encoding\u306a\u3069\u306e\u5fc5\u8981\u306a\u30d8\u30c3\u30c0\u30fc\u3092\u8ffd\u52a0\u3059\u308b\u305f\u3081\u306baddHeader\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/ol>\n<\/li>\n<\/ol>\n <\/p>\n
\n- \n
POST\u306e\u5834\u5408\u306f\u3001NameValuePair\u306e\u30ea\u30b9\u30c8\u3092\u4f5c\u6210\u3057\u3001\u3059\u3079\u3066\u306e\u30d5\u30a9\u30fc\u30e0\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002\u305d\u308c\u3092HttpPost\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u306b\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/ol>\n<\/li>\n<\/ol>\n <\/p>\n
\n- \n
HttpGet\u307e\u305f\u306fHttpPost\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u5b9f\u884c\u3057\u3066CloseableHttpResponse\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002<\/ol>\n<\/li>\n<\/ol>\n <\/p>\n
\n- \n
\u30b9\u30c6\u30fc\u30bf\u30b9\u30b3\u30fc\u30c9\u3001\u30a8\u30e9\u30fc\u60c5\u5831\u3001\u30ec\u30b9\u30dd\u30f3\u30b9HTML\u306a\u3069\u3001\u5fc5\u8981\u306a\u8a73\u7d30\u3092\u30ec\u30b9\u30dd\u30f3\u30b9\u304b\u3089\u53d6\u5f97\u3057\u307e\u3059\u3002<\/ol>\n<\/li>\n<\/ol>\n <\/p>\n
\u6700\u5f8c\u306b\u3001apache HttpClient\u30ea\u30bd\u30fc\u30b9\u3092\u9589\u3058\u307e\u3059\u3002<\/ol>\n\u4ee5\u4e0b\u306f\u3001Java\u30d7\u30ed\u30b0\u30e9\u30e0\u81ea\u4f53\u3067Apache HttpClient\u3092\u4f7f\u7528\u3057\u3066HTTP GET\u304a\u3088\u3073POST\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u5b9f\u884c\u3059\u308b\u65b9\u6cd5\u3092\u793a\u3057\u305f\u6700\u7d42\u30d7\u30ed\u30b0\u30e9\u30e0\u3067\u3059\u3002<\/p>\n
package com.scdev.utils;\r\n\r\nimport java.io.BufferedReader;\r\nimport java.io.IOException;\r\nimport java.io.InputStreamReader;\r\nimport java.util.ArrayList;\r\nimport java.util.List;\r\n\r\nimport org.apache.http.HttpEntity;\r\nimport org.apache.http.NameValuePair;\r\nimport org.apache.http.client.entity.UrlEncodedFormEntity;\r\nimport org.apache.http.client.methods.CloseableHttpResponse;\r\nimport org.apache.http.client.methods.HttpGet;\r\nimport org.apache.http.client.methods.HttpPost;\r\nimport org.apache.http.impl.client.CloseableHttpClient;\r\nimport org.apache.http.impl.client.HttpClients;\r\nimport org.apache.http.message.BasicNameValuePair;\r\n\r\npublic class ApacheHttpClientExample {\r\n\r\n\tprivate static final String USER_AGENT = \"Mozilla\/5.0\";\r\n\r\n\tprivate static final String GET_URL = \"https:\/\/localhost:9090\/SpringMVCExample\";\r\n\r\n\tprivate static final String POST_URL = \"https:\/\/localhost:9090\/SpringMVCExample\/home\";\r\n\r\n\tpublic static void main(String[] args) throws IOException {\r\n\t\tsendGET();\r\n\t\tSystem.out.println(\"GET DONE\");\r\n\t\tsendPOST();\r\n\t\tSystem.out.println(\"POST DONE\");\r\n\t}\r\n\r\n\tprivate static void sendGET() throws IOException {\r\n\t\tCloseableHttpClient httpClient = HttpClients.createDefault();\r\n\t\tHttpGet httpGet = new HttpGet(GET_URL);\r\n\t\thttpGet.addHeader(\"User-Agent\", USER_AGENT);\r\n\t\tCloseableHttpResponse httpResponse = httpClient.execute(httpGet);\r\n\r\n\t\tSystem.out.println(\"GET Response Status:: \"\r\n\t\t\t\t+ httpResponse.getStatusLine().getStatusCode());\r\n\r\n\t\tBufferedReader reader = new BufferedReader(new InputStreamReader(\r\n\t\t\t\thttpResponse.getEntity().getContent()));\r\n\r\n\t\tString inputLine;\r\n\t\tStringBuffer response = new StringBuffer();\r\n\r\n\t\twhile ((inputLine = reader.readLine()) != null) {\r\n\t\t\tresponse.append(inputLine);\r\n\t\t}\r\n\t\treader.close();\r\n\r\n\t\t\/\/ print result\r\n\t\tSystem.out.println(response.toString());\r\n\t\thttpClient.close();\r\n\t}\r\n\r\n\tprivate static void sendPOST() throws IOException {\r\n\r\n\t\tCloseableHttpClient httpClient = HttpClients.createDefault();\r\n\t\tHttpPost httpPost = new HttpPost(POST_URL);\r\n\t\thttpPost.addHeader(\"User-Agent\", USER_AGENT);\r\n\r\n\t\tList<NameValuePair> urlParameters = new ArrayList<NameValuePair>();\r\n\t\turlParameters.add(new BasicNameValuePair(\"userName\", \"Pankaj Kumar\"));\r\n\r\n\t\tHttpEntity postParams = new UrlEncodedFormEntity(urlParameters);\r\n\t\thttpPost.setEntity(postParams);\r\n\r\n\t\tCloseableHttpResponse httpResponse = httpClient.execute(httpPost);\r\n\r\n\t\tSystem.out.println(\"POST Response Status:: \"\r\n\t\t\t\t+ httpResponse.getStatusLine().getStatusCode());\r\n\r\n\t\tBufferedReader reader = new BufferedReader(new InputStreamReader(\r\n\t\t\t\thttpResponse.getEntity().getContent()));\r\n\r\n\t\tString inputLine;\r\n\t\tStringBuffer response = new StringBuffer();\r\n\r\n\t\twhile ((inputLine = reader.readLine()) != null) {\r\n\t\t\tresponse.append(inputLine);\r\n\t\t}\r\n\t\treader.close();\r\n\r\n\t\t\/\/ print result\r\n\t\tSystem.out.println(response.toString());\r\n\t\thttpClient.close();\r\n\r\n\t}\r\n\r\n}\r\n<\/code><\/pre>\n\u4e0a\u8a18\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u5b9f\u884c\u3059\u308b\u3068\u3001\u30d6\u30e9\u30a6\u30b6\u3067\u53d7\u3051\u53d6\u3063\u305f\u306e\u3068\u540c\u69d8\u306e\u51fa\u529bHTML\u304c\u5f97\u3089\u308c\u307e\u3059\u3002<\/p>\n
GET Response Status:: 200\r\n<html><head>\t<title>Home<\/title><\/head><body><h1>\tHello world! <\/h1><P> The time on the server is March 7, 2015 1:01:22 AM IST. <\/P><\/body><\/html>\r\nGET DONE\r\nPOST Response Status:: 200\r\n<!DOCTYPE html PUBLIC \"-\/\/W3C\/\/DTD HTML 4.01 Transitional\/\/EN\" \"https:\/\/www.w3.org\/TR\/html4\/loose.dtd\"><html><head><meta http-equiv=\"Content-Type\" content=\"text\/html; charset=UTF-8\"><title>User Home Page<\/title><\/head><body><h3>Hi Pankaj Kumar<\/h3><\/body><\/html>\r\nPOST DONE\r\n<\/code><\/pre>\n\u3053\u308c\u304cApache HttpClient\u306e\u4f8b\u306e\u5168\u3066\u3067\u3059\u3002\u4fbf\u5229\u306a\u30e1\u30bd\u30c3\u30c9\u304c\u305f\u304f\u3055\u3093\u542b\u307e\u308c\u3066\u3044\u308b\u306e\u3067\u3001\u4f7f\u3063\u3066\u307f\u308b\u3053\u3068\u3092\u30aa\u30b9\u30b9\u30e1\u3057\u307e\u3059\u3002\u3088\u308a\u7406\u89e3\u3092\u6df1\u3081\u308b\u305f\u3081\u306b\u3001\u305c\u3072\u30c1\u30a7\u30c3\u30af\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
Apache HttpClient\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30b3\u30fc\u30c9\u304b\u3089\u30b5\u30fc\u30d0\u30fc\u3078\u306eHTTP\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u9001\u4fe1\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u524d\u56de\u306e\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u3067\u306f\u3001Java\u30d7\u30ed\u30b0\u30e9\u30e0\u81ea\u4f53\u304b\u3089GET\u304a\u3088\u3073POST\u306eHTTP\u30ea\u30af\u30a8\u30b9\u30c8\u64cd […]<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[26,61],"class_list":["post-754","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-26","tag-61"],"yoast_head":"\n
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