initialize

src/main/java/com/mesasoft/cn/util/ServiceUtils.java

@@ -0,0 +1,59 @@
+package com.mesasoft.cn.util;
+
+import com.mesasoft.cn.service.ICategoryService;
+import com.mesasoft.cn.service.IFileService;
+import com.mesasoft.cn.service.IUserService;
+import com.zhazhapan.modules.constant.ValueConsts;
+import com.zhazhapan.util.Checker;
+import com.zhazhapan.util.ReflectUtils;
+import org.apache.log4j.Logger;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+
+import java.lang.reflect.InvocationTargetException;
+
+/**
+ * @author pantao
+ * @since 2018/2/28
+ */
+@Component
+public class ServiceUtils {
+
+    private static IUserService userService;
+
+    private static IFileService fileService;
+
+    private static ICategoryService categoryService;
+
+    private static Logger logger = Logger.getLogger(ServiceUtils.class);
+
+    @Autowired
+    public ServiceUtils(IUserService userService, IFileService fileService, ICategoryService categoryService) {
+        ServiceUtils.userService = userService;
+        ServiceUtils.fileService = fileService;
+        ServiceUtils.categoryService = categoryService;
+    }
+
+    public static int getUserId(String usernameOrEmail) {
+        return Checker.isEmpty(usernameOrEmail) ? ValueConsts.ZERO_INT : userService.getUserId(usernameOrEmail);
+    }
+
+    public static long getFileId(String fileName) {
+        return Checker.isEmpty(fileName) ? ValueConsts.ZERO_INT : fileService.getFileId(fileName);
+    }
+
+    public static int getCategoryId(String categoryName) {
+        return Checker.isEmpty(categoryName) ? ValueConsts.ZERO_INT : categoryService.getIdByName(categoryName);
+    }
+
+    public static Object invokeFileFilter(Object object, String methodName, String user, String file, String
+            category, int offset) {
+        try {
+            return ReflectUtils.invokeMethodUseBasicType(object, methodName, new Object[]{getUserId(user), getFileId
+                    (file), file, getCategoryId(category), offset});
+        } catch (NoSuchMethodException | InvocationTargetException | IllegalAccessException e) {
+            logger.error(e.getMessage());
+            return null;
+        }
+    }
+}