update src/main/java/io/renren/utils/GenUtils.java.

修改了表名转换成Java类名方法存在的bug
例如当表名为t_course_content_file,配置tablePrefix=t_时转换后String className = "CourseContenfile",转换错误!

src/main/java/io/renren/utils/GenUtils.java

@@ -275,7 +275,9 @@ public class GenUtils {
     public static String tableToJava(String tableName, String[] tablePrefixArray) {
         if (null != tablePrefixArray && tablePrefixArray.length > 0) {
             for (String tablePrefix : tablePrefixArray) {
-                tableName = tableName.replace(tablePrefix, "");
+                  if (tableName.startsWith(tablePrefix)){
+                    tableName = tableName.replaceFirst(tablePrefix, "");
+                }
             }
         }
         return columnToJava(tableName);