Google自定义搜索API [英] Google Custom Search API

问题描述

如何使用JAVA使用Google Custom Search API？
Google Search Appliance API的合适用途是什么？

How should one approach on using Google Custom Search API using JAVA? What is the appropriate use of Google Search Appliance API?

推荐答案

这里是google自定义搜索API示例。你需要下载库和例子在这里

Here is google custom search API Example. you need to download Libraries and example is here

public class Custom {
public static void main(String args[]) throws IOException  {
        String key="Replace with your API key";
        String qry="batman";// search key word
        URL url = new URL(
                "https://www.googleapis.com/customsearch/v1?               
                key="+key+"&cx="Replace with unique ID"&q="+ qry + 
                "&alt=json");
        HttpURLConnection conn = (HttpURLConnection) url.openConnection();
        conn.setRequestMethod("GET");
        conn.setRequestProperty("Accept", "application/json");
        BufferedReader br = new BufferedReader(new InputStreamReader(
                (conn.getInputStream())));

        String output;
        System.out.println(url);
        System.out.println("Output from Server .... \n");
        while ((output = br.readLine()) != null) {

            if(output.contains("\"link\": \"")){                
                String link=output.substring(output.indexOf("\"link\": \"")+
                       ("\"link\": \"").length(), output.indexOf("\","));
                System.out.println(link);
            }     
        }
        conn.disconnect();   
    }

  }

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