Java内容重新整理删除过期的东西

Java/JavaDemo/codedemo/easymock/UserService.java

@@ -0,0 +1,56 @@
+package cn.aofeng.demo.easymock;
+
+import java.io.IOException;
+import java.lang.reflect.Type;
+import java.util.Map;
+
+import org.apache.log4j.Logger;
+
+import com.google.gson.Gson;
+import com.google.gson.reflect.TypeToken;
+
+import cn.aofeng.demo.jetty.HttpGet;
+
+/**
+ * 用户相关服务。如：获取用户昵称。
+ * 
+ * @author <a href="mailto:aofengblog@163.com">聂勇</a>
+ */
+public class UserService {
+
+    private static Logger _logger = Logger.getLogger(UserService.class);
+    
+    private HttpGet _httpGet = new HttpGet();
+    
+    /**
+     * 根据用户的账号ID获取昵称。
+     * 
+     * @param accountId 用户的账号ID
+     * @return 如果账号ID有效且请求成功，返回昵称；否则返回默认的昵称"用户xxx"。
+     */
+    public String getNickname(String accountId) {
+        String targetUrl = "http://192.168.56.102:8080/user?method=getNickname&accountId="+accountId;
+        String response = null;
+        try {
+            response = _httpGet.getSomeThing(targetUrl);
+        } catch (IOException e) {
+            _logger.error("获取用户昵称时出错,账号ID:"+accountId, e);
+        }
+        
+        if (null != response) {
+            // 响应数据结构示例：{"nickname":"张三"}
+            Type type = new TypeToken<Map<String, String>>() {}.getType();
+            Map<String, String> data = new Gson().fromJson(response, type);
+            if (null != data && data.containsKey("nickname")) {
+                return data.get("nickname");
+            }
+        }
+        
+        return "用户"+accountId;
+    }
+
+    protected void setHttpGet(HttpGet httpGet) {
+        this._httpGet = httpGet;
+    }
+
+}