{"id":388,"date":"2021-02-04T19:01:35","date_gmt":"2021-02-04T11:01:35","guid":{"rendered":"https:\/\/fireinsect.top\/?p=388"},"modified":"2021-02-16T22:45:04","modified_gmt":"2021-02-16T14:45:04","slug":"java%e7%9a%84api%e8%b0%83%e7%94%a8","status":"publish","type":"post","link":"https:\/\/fireinsect.top\/index.php\/2021\/02\/04\/java%e7%9a%84api%e8%b0%83%e7%94%a8\/","title":{"rendered":"Java\u7684API\u8c03\u7528"},"content":{"rendered":"\n<p>\u5728\u9875\u9762\u6293\u53d6\u524d\uff0c\u6211\u4eec\u5728.xml\u6587\u4ef6\u4e2d\u5b89\u88c5\u5e93<\/p>\n\n\n\n<!--more-->\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"xml\" class=\"language-xml\">\u4f9d\u8d56\u5e93\u5b89\u88c5\n&lt;dependency&gt;\n &lt;groupId&gt;com.squareup.okhttp3&lt;\/groupId&gt;\n &lt;artifactId&gt;okhttp&lt;\/artifactId&gt;\n &lt;version&gt;4.1.0&lt;\/version&gt;\n&lt;\/dependency&gt;<\/code><\/pre>\n\n\n\n<p>\u4ee5\u6b64\u5b89\u88c5\u4e86okhttp3\u6765\u5b9e\u73b0API\u7684\u6293\u53d6<\/p>\n\n\n\n<p>\u5176\u6b21\u5c31\u662f\u4ee3\u7801\u672c\u4f53\uff1a<\/p>\n\n\n\n<p>\u6211\u4eec\u9700\u8981\u7684\u662fAPI\u7684\u8c03\u7528<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"java\" class=\"language-java\"> import java.io.IOException;\n import okhttp3.Call;\n import okhttp3.OkHttpClient;\n import okhttp3.Request;\nAPI\u8c03\u7528\npublic class GetPage {\n\n  \/**\n   * \u6839\u636e\u8f93\u5165\u7684url\uff0c\u8bfb\u53d6\u9875\u9762\u5185\u5bb9\u5e76\u8fd4\u56de\n   *\/\n  public String getContent(String url) {\n    \/\/ okHttpClient \u5b9e\u4f8b\n    OkHttpClient okHttpClient = new OkHttpClient();\n    \/\/ \u5b9a\u4e49\u4e00\u4e2arequest\n    Request request = new Request.Builder().url(url).build();\n    \/\/ \u4f7f\u7528client\u53bb\u8bf7\u6c42\n    Call call = okHttpClient.newCall(request);\n    \/\/ \u8fd4\u56de\u7ed3\u679c\u5b57\u7b26\u4e32\n    String result = null;\n    try {\n      \/\/ \u83b7\u5f97\u8fd4\u56de\u7ed3\u679c\n      result = call.execute().body().string();\n    } catch (IOException e) {\n      \/\/ \u6293\u53d6\u5f02\u5e38\n      System.out.println(\"request \" + url + \" error . \");\n      e.printStackTrace();\n    }\n    return result;\n  }\n\n  public static void main(String[] args) {\n    GetPage getPage = new GetPage();\n    String url = \"https:\/\/www.ustc.edu.cn\/\";\n    String content = getPage.getContent(url);\n  \n    System.out.println(\"call \" + url + \" , content=\" + content);\n  }\n}<\/code><\/pre>\n\n\n\n<p>\u4f7f\u7528 <code>Okhttp3<\/code> \u5b8c\u6210\u9875\u9762\u8bf7\u6c42\uff0c\u9700\u8981\u4e09\u5927\u6b65\u9aa4:<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>\u5b9e\u4f8b\u5316&nbsp;<code>OkHttpClient<\/code>\u3002\u4f7f\u7528&nbsp;<code>OkHttpClient okHttpClient = new OkHttpClient();<\/code>&nbsp;\u4ee3\u7801\u3002<\/li><li>\u6267\u884c\u8c03\u7528\u3002<ol><li>\u5728\u6267\u884c\u8c03\u7528\u4e4b\u524d\uff0c\u9700\u8981\u5b9e\u4f8b\u5316\u4e00\u4e2a&nbsp;<code>Request<\/code>&nbsp;\u5bf9\u8c61\uff0c\u4f5c\u7528\u662f\u5b9a\u4e49\u8bf7\u6c42\u7684\u5404\u79cd\u53c2\u6570\uff0c<code>Request request = new Request.Builder().url(url).build();<\/code><\/li><li>\u7136\u540e\u6784\u5efa\u8c03\u7528\u5bf9\u8c61&nbsp;<code>Call call = okHttpClient.newCall(request);<\/code><\/li><li>\u6700\u540e\u6267\u884c\u8c03\u7528\uff0c\u5982\u679c\u8c03\u7528\u5931\u8d25\u53ef\u80fd\u629b\u5f02\u5e38\uff0c\u6240\u4ee5\u5fc5\u987b\u6293\u53d6\u5f02\u5e38\u3002<code>call.execute()<\/code>&nbsp;\u5c31\u662f\u6267\u884c\u8c03\u7528\u7684\u4ee3\u7801\u3002<\/li><\/ol><\/li><li><code>call.execute()<\/code>&nbsp;\u8fd4\u56de\u7684\u5176\u5b9e\u662f\u4e00\u4e2a\u6267\u884c\u7684\u7ed3\u679c\u5bf9\u8c61\uff0c\u8c03\u7528\u5bf9\u8c61\u7684\u65b9\u6cd5\u5373\u53ef\u83b7\u53d6\u8fd4\u56de\u7684\u5b57\u7b26\u4e32\u5185\u5bb9\uff1a<code>call.execute().body().string();<\/code><\/li><\/ol>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u9875\u9762\u6293\u53d6\u524d\uff0c\u6211\u4eec\u5728.xml\u6587\u4ef6\u4e2d\u5b89\u88c5\u5e93<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"spay_email":"","footnotes":""},"categories":[6],"tags":[],"class_list":["post-388","post","type-post","status-publish","format-standard","hentry","category-6"],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/posts\/388"}],"collection":[{"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/comments?post=388"}],"version-history":[{"count":8,"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/posts\/388\/revisions"}],"predecessor-version":[{"id":469,"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/posts\/388\/revisions\/469"}],"wp:attachment":[{"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/media?parent=388"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/categories?post=388"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/tags?post=388"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}