eoLinker-API Shop 猫咪大全 Java调用示例代码猫咪大全可查询猫咪相关信息，包括品种介绍、产地、性格、寿命、价格等信息，带图片。

该产品拥有以下APIs：1.关键字获取猫类2.获取猫类列表3.获取猫类详细信息注意，该示例代码仅适用于网站下API使用该产品前，您需要通过https:///#/api/detail/?productID=193申请API服务1.关键字获取猫类package net.apishop.www.controller;import java.io.DataOutputStream;import java.io.IOException;import java.io.InputStream;import java.io.UnsupportedEncodingException;import .HttpURLConnection;import .MalformedURLException;import .URL;import .URLEncoder;import java.util.HashMap;import java.util.Map;import com.alibaba.fastjson.JSONObject;/*** httpUrlConnection访问远程接口工具*/public class Api{/*** 方法体说明：向远程接口发起请求，返回字节流类型结果* param url 接口地址* param requestMethod 请求方式* param params 传递参数重点：参数值需要用Base64进行转码* return InputStream 返回结果*/public static InputStream httpRequestToStream(String url, String re questMethod, Map<String, String> params){InputStream is = null;try{String parameters = "";boolean hasParams = false;// 将参数集合拼接成特定格式，如name=zhangsan&age=24for (String key : params.keySet()){String value = URLEncoder.encode(params.get(key), "UTF-8");parameters += key + "=" + value + "&";hasParams = true;}if (hasParams){parameters = parameters.substring(0, parameters.length() - 1);}// 请求方式是否为getboolean isGet = "get".equalsIgnoreCase(requestMethod);// 请求方式是否为postboolean isPost = "post".equalsIgnoreCase(requestMethod);if (isGet){url += "?" + parameters;}URL u = new URL(url);HttpURLConnection conn = (HttpURLConnection) u.openConnecti on();// 请求的参数类型(使用restlet框架时，为了兼容框架，必须设置Con tent-Type为“”空)conn.setRequestProperty("Content-Type", "application/octet-stream");// conn.setRequestProperty("Content-Type", "application/x-w ww-form-urlencoded");// 设置连接超时时间conn.setConnectTimeout(50000);// 设置读取返回内容超时时间conn.setReadTimeout(50000);// 设置向HttpURLConnection对象中输出，因为post方式将请求参数放在http正文内，因此需要设置为ture，默认falseif (isPost){conn.setDoOutput(true);}// 设置从HttpURLConnection对象读入，默认为trueconn.setDoInput(true);// 设置是否使用缓存，post方式不能使用缓存if (isPost){conn.setUseCaches(false);}// 设置请求方式，默认为GETconn.setRequestMethod(requestMethod);// post方式需要将传递的参数输出到conn对象中if (isPost){DataOutputStream dos = new DataOutputStream(conn.getOut putStream());dos.writeBytes(parameters);dos.flush();dos.close();}// 从HttpURLConnection对象中读取响应的消息// 执行该语句时才正式发起请求is = conn.getInputStream();}catch(UnsupportedEncodingException e){e.printStackTrace();}catch(MalformedURLException e){e.printStackTrace();}catch(IOException e){e.printStackTrace();}return is;}public static void main(String args[]){String url = "https:///common/postcode/getPostCo deByAddr";String requestMethod = "POST";Map<String, String> params = new HashMap<String, String>(); params.put("apiKey","your_api_key"); //需要从获取params.put("page", ""); //页码（默认为1）params.put("pageSize", ""); //当前页面猫咪数目（默认为30）params.put("keyword", ""); //关键字String result = null;try{InputStream is = httpRequestToStream(url, requestMethod, pa rams);byte[] b = new byte[is.available()];is.read(b);result = new String(b);}catch(IOException e){e.printStackTrace();}if (result != null){JSONObject jsonObject = JSONObject.parseObject(result);String status_code = jsonObject.getString("statusCode");if (status_code == "000000"){// 状态码为000000, 说明请求成功System.out.println("请求成功：" + jsonObject.getString("resu lt"));}else{// 状态码非000000, 说明请求失败System.out.println("请求失败：" + jsonObject.getString("desc "));}}else{// 返回内容异常，发送请求失败，以下可根据业务逻辑自行修改System.out.println("发送请求失败");}}}2.获取猫类列表package net.apishop.www.controller;import java.io.DataOutputStream;import java.io.IOException;import java.io.InputStream;import java.io.UnsupportedEncodingException;import .HttpURLConnection;import .MalformedURLException;import .URL;import .URLEncoder;import java.util.HashMap;import java.util.Map;import com.alibaba.fastjson.JSONObject;/*** httpUrlConnection访问远程接口工具*/public class Api{/*** 方法体说明：向远程接口发起请求，返回字节流类型结果* param url 接口地址* param requestMethod 请求方式* param params 传递参数重点：参数值需要用Base64进行转码* return InputStream 返回结果*/public static InputStream httpRequestToStream(String url, String re questMethod, Map<String, String> params){InputStream is = null;try{String parameters = "";boolean hasParams = false;// 将参数集合拼接成特定格式，如name=zhangsan&age=24for (String key : params.keySet()){String value = URLEncoder.encode(params.get(key), "UTF-8");parameters += key + "=" + value + "&";hasParams = true;}if (hasParams){parameters = parameters.substring(0, parameters.length() - 1);}// 请求方式是否为getboolean isGet = "get".equalsIgnoreCase(requestMethod);// 请求方式是否为postboolean isPost = "post".equalsIgnoreCase(requestMethod);if (isGet){url += "?" + parameters;}URL u = new URL(url);HttpURLConnection conn = (HttpURLConnection) u.openConnecti on();// 请求的参数类型(使用restlet框架时，为了兼容框架，必须设置Con tent-Type为“”空)conn.setRequestProperty("Content-Type", "application/octet-stream");// conn.setRequestProperty("Content-Type", "application/x-w ww-form-urlencoded");// 设置连接超时时间conn.setConnectTimeout(50000);// 设置读取返回内容超时时间conn.setReadTimeout(50000);// 设置向HttpURLConnection对象中输出，因为post方式将请求参数放在http正文内，因此需要设置为ture，默认falseif (isPost){conn.setDoOutput(true);}// 设置从HttpURLConnection对象读入，默认为trueconn.setDoInput(true);// 设置是否使用缓存，post方式不能使用缓存if (isPost){conn.setUseCaches(false);}// 设置请求方式，默认为GETconn.setRequestMethod(requestMethod);// post方式需要将传递的参数输出到conn对象中if (isPost){DataOutputStream dos = new DataOutputStream(conn.getOut putStream());dos.writeBytes(parameters);dos.flush();dos.close();}// 从HttpURLConnection对象中读取响应的消息// 执行该语句时才正式发起请求is = conn.getInputStream();}catch(UnsupportedEncodingException e){e.printStackTrace();}catch(MalformedURLException e){e.printStackTrace();}catch(IOException e){e.printStackTrace();}return is;}public static void main(String args[]){String url = "https:///common/postcode/getPostCo deByAddr";String requestMethod = "POST";Map<String, String> params = new HashMap<String, String>(); params.put("apiKey","your_api_key"); //需要从获取params.put("page", ""); //页码（默认为1）params.put("pageSize", ""); //当前页面猫咪数目（默认为30）String result = null;try{InputStream is = httpRequestToStream(url, requestMethod, pa rams);byte[] b = new byte[is.available()];is.read(b);result = new String(b);}catch(IOException e){e.printStackTrace();}if (result != null){JSONObject jsonObject = JSONObject.parseObject(result);String status_code = jsonObject.getString("statusCode");if (status_code == "000000"){// 状态码为000000, 说明请求成功System.out.println("请求成功：" + jsonObject.getString("resu lt"));}else{// 状态码非000000, 说明请求失败System.out.println("请求失败：" + jsonObject.getString("desc "));}}else{// 返回内容异常，发送请求失败，以下可根据业务逻辑自行修改System.out.println("发送请求失败");}}}3.获取猫类详细信息package net.apishop.www.controller;import java.io.DataOutputStream;import java.io.IOException;import java.io.InputStream;import java.io.UnsupportedEncodingException;import .HttpURLConnection;import .MalformedURLException;import .URL;import .URLEncoder;import java.util.HashMap;import java.util.Map;import com.alibaba.fastjson.JSONObject;/*** httpUrlConnection访问远程接口工具*/public class Api{/*** 方法体说明：向远程接口发起请求，返回字节流类型结果* param url 接口地址* param requestMethod 请求方式* param params 传递参数重点：参数值需要用Base64进行转码* return InputStream 返回结果*/public static InputStream httpRequestToStream(String url, String re questMethod, Map<String, String> params){InputStream is = null;try{String parameters = "";boolean hasParams = false;// 将参数集合拼接成特定格式，如name=zhangsan&age=24for (String key : params.keySet()){String value = URLEncoder.encode(params.get(key), "UTF-8");parameters += key + "=" + value + "&";hasParams = true;}if (hasParams){parameters = parameters.substring(0, parameters.length() - 1);}// 请求方式是否为getboolean isGet = "get".equalsIgnoreCase(requestMethod);// 请求方式是否为postboolean isPost = "post".equalsIgnoreCase(requestMethod);if (isGet){url += "?" + parameters;}URL u = new URL(url);HttpURLConnection conn = (HttpURLConnection) u.openConnecti on();// 请求的参数类型(使用restlet框架时，为了兼容框架，必须设置Con tent-Type为“”空)conn.setRequestProperty("Content-Type", "application/octet-stream");// conn.setRequestProperty("Content-Type", "application/x-w ww-form-urlencoded");// 设置连接超时时间conn.setConnectTimeout(50000);// 设置读取返回内容超时时间conn.setReadTimeout(50000);// 设置向HttpURLConnection对象中输出，因为post方式将请求参数放在http正文内，因此需要设置为ture，默认falseif (isPost){conn.setDoOutput(true);}// 设置从HttpURLConnection对象读入，默认为trueconn.setDoInput(true);// 设置是否使用缓存，post方式不能使用缓存if (isPost){conn.setUseCaches(false);}// 设置请求方式，默认为GETconn.setRequestMethod(requestMethod);// post方式需要将传递的参数输出到conn对象中if (isPost){DataOutputStream dos = new DataOutputStream(conn.getOut putStream());dos.writeBytes(parameters);dos.flush();dos.close();}// 从HttpURLConnection对象中读取响应的消息// 执行该语句时才正式发起请求is = conn.getInputStream();}catch(UnsupportedEncodingException e){e.printStackTrace();}catch(MalformedURLException e){e.printStackTrace();}catch(IOException e){e.printStackTrace();}return is;}public static void main(String args[]){String url = "https:///common/postcode/getPostCo deByAddr";String requestMethod = "POST";Map<String, String> params = new HashMap<String, String>(); params.put("apiKey","your_api_key"); //需要从获取params.put("petID", ""); //猫猫IDString result = null;try{InputStream is = httpRequestToStream(url, requestMethod, pa rams);byte[] b = new byte[is.available()];is.read(b);result = new String(b);}catch(IOException e){e.printStackTrace();}if (result != null){JSONObject jsonObject = JSONObject.parseObject(result);String status_code = jsonObject.getString("statusCode");if (status_code == "000000"){// 状态码为000000, 说明请求成功System.out.println("请求成功：" + jsonObject.getString("resu lt"));}else{// 状态码非000000, 说明请求失败System.out.println("请求失败：" + jsonObject.getString("desc "));}}else{// 返回内容异常，发送请求失败，以下可根据业务逻辑自行修改System.out.println("发送请求失败");}}}。