java - 生成 Google App Engine 后端(JDK 1.8，安装了新的 ADT)时，注释仅适用于 java 1.5 及更高版本

Question

我安装了新的 ADT:http://developer.android.com/sdk/index.html?hl=sk然后我安装了:

当我进入 Eclipse 自述文件目录时，有:

Eclipse Project Release Notes

Release 4.3.0 Last revised May 29th, 2013

我创建了新的 Android 应用程序，然后右键单击它->Google->生成 Google App Engine 后端，这就是我得到的:

Description Resource    Path    Location    Type
The import android.os.Build is never used   MainActivity.java   /A/src/com/uniquebullshit/a line 12 Java Problem
Syntax error, annotations are only available if source level is 1.5 or greater  MessageData.java    /A-AppEngine/src/com/uniquebullshit/a   line 22 Java Problem
Syntax error, annotations are only available if source level is 1.5 or greater  DeviceInfoEndpoint.java /A-AppEngine/src/com/uniquebullshit/a   line 21 Java Problem
Syntax error, annotations are only available if source level is 1.5 or greater  MessageData.java    /A-AppEngine/src/com/uniquebullshit/a   line 28 Java Problem
Syntax error, annotations are only available if source level is 1.5 or greater  DeviceInfoEndpoint.java /A-AppEngine/src/com/uniquebullshit/a   line 21 Java Problem
Syntax error, annotations are only available if source level is 1.5 or greater  MessageData.java    /A-AppEngine/src/com/uniquebullshit/a   line 29 Java Problem
The import android.support.v7.app.ActionBar is never used   MainActivity.java   /A/src/com/uniquebullshit/a line 4  Java Problem
Syntax error, annotations are only available if source level is 1.5 or greater  DeviceInfo.java /A-AppEngine/src/com/uniquebullshit/a   line 25 Java Problem
Syntax error, annotations are only available if source level is 1.5 or greater  DeviceInfo.java /A-AppEngine/src/com/uniquebullshit/a   line 33 Java Problem
Syntax error, annotations are only available if source level is 1.5 or greater  MessageEndpoint.java    /A-AppEngine/src/com/uniquebullshit/a   line 46 Java Problem
Syntax error, annotations are only available if source level is 1.5 or greater  MessageEndpoint.java    /A-AppEngine/src/com/uniquebullshit/a   line 46 Java Problem
Syntax error, parameterized types are only available if source level is 1.5 or greater  MessageEndpoint.java    /A-AppEngine/src/com/uniquebullshit/a   line 98 Java Problem
The method setMaxResults(int) in the type Query is not applicable for the arguments (Integer)   MessageEndpoint.java    /A-AppEngine/src/com/uniquebullshit/a   line 95 Java Problem
Syntax error, parameterized types are only available if source level is 1.5 or greater  MessageEndpoint.java    /A-AppEngine/src/com/uniquebullshit/a   line 112    Java Problem
Syntax error, 'for each' statements are only available if source level is 1.5 or greater    MessageEndpoint.java    /A-AppEngine/src/com/uniquebullshit/a   line 105    Java Problem
Syntax error, annotations are only available if source level is 1.5 or greater  MessageEndpoint.java    /A-AppEngine/src/com/uniquebullshit/a   line 127    Java Problem
Syntax error, annotations are only available if source level is 1.5 or greater  MessageEndpoint.java    /A-AppEngine/src/com/uniquebullshit/a   line 126    Java Problem
The method listDeviceInfo(String, Integer) in the type DeviceInfoEndpoint is not applicable for the arguments (null, int)   MessageEndpoint.java    /A-AppEngine/src/com/uniquebullshit/a   line 142    Java Problem
Syntax error, parameterized types are only available if source level is 1.5 or greater  MessageEndpoint.java    /A-AppEngine/src/com/uniquebullshit/a   line 142    Java Problem
Syntax error, annotations are only available if source level is 1.5 or greater  MessageEndpoint.java    /A-AppEngine/src/com/uniquebullshit/a   line 74 Java Problem
Syntax error, annotations are only available if source level is 1.5 or greater  MessageEndpoint.java    /A-AppEngine/src/com/uniquebullshit/a   line 73 Java Problem
Syntax error, annotations are only available if source level is 1.5 or greater  MessageEndpoint.java    /A-AppEngine/src/com/uniquebullshit/a   line 76 Java Problem
Syntax error, parameterized types are only available if source level is 1.5 or greater  MessageEndpoint.java    /A-AppEngine/src/com/uniquebullshit/a   line 75 Java Problem
Syntax error, annotations are only available if source level is 1.5 or greater  MessageEndpoint.java    /A-AppEngine/src/com/uniquebullshit/a   line 77 Java Problem
Syntax error, annotations are only available if source level is 1.5 or greater  MessageEndpoint.java    /A-AppEngine/src/com/uniquebullshit/a   line 76 Java Problem
Syntax error, parameterized types are only available if source level is 1.5 or greater  MessageEndpoint.java    /A-AppEngine/src/com/uniquebullshit/a   line 81 Java Problem
Syntax error, annotations are only available if source level is 1.5 or greater  MessageEndpoint.java    /A-AppEngine/src/com/uniquebullshit/a   line 77 Java Problem
Syntax error, annotations are only available if source level is 1.5 or greater  DeviceInfoEndpoint.java /A-AppEngine/src/com/uniquebullshit/a   line 140    Java Problem
Type mismatch: cannot convert from Object to DeviceInfo DeviceInfoEndpoint.java /A-AppEngine/src/com/uniquebullshit/a   line 143    Java Problem
Syntax error, annotations are only available if source level is 1.5 or greater  DeviceInfoEndpoint.java /A-AppEngine/src/com/uniquebullshit/a   line 119    Java Problem
Syntax error, annotations are only available if source level is 1.5 or greater  DeviceInfoEndpoint.java /A-AppEngine/src/com/uniquebullshit/a   line 139    Java Problem
Type mismatch: cannot convert from Object to DeviceInfo DeviceInfoEndpoint.java /A-AppEngine/src/com/uniquebullshit/a   line 154    Java Problem
There was a problem generating the API metadata for your Cloud Endpoints classes: com.google.api.server.spi.config.ApiConfigException: class com.uniquebullshit.a.MessageEndpoint has no @Api annotation.   A-AppEngine     Unknown Google App Engine Cloud Endpoints Problem Marker
Type mismatch: cannot convert from element type Object to DeviceInfo    MessageEndpoint.java    /A-AppEngine/src/com/uniquebullshit/a   line 144    Java Problem
Syntax error, 'for each' statements are only available if source level is 1.5 or greater    MessageEndpoint.java    /A-AppEngine/src/com/uniquebullshit/a   line 144    Java Problem
Syntax error, parameterized types are only available if source level is 1.5 or greater  DeviceInfoEndpoint.java /A-AppEngine/src/com/uniquebullshit/a   line 33 Java Problem
Syntax error, annotations are only available if source level is 1.5 or greater  DeviceInfoEndpoint.java /A-AppEngine/src/com/uniquebullshit/a   line 34 Java Problem
Syntax error, annotations are only available if source level is 1.5 or greater  DeviceInfoEndpoint.java /A-AppEngine/src/com/uniquebullshit/a   line 31 Java Problem
Syntax error, annotations are only available if source level is 1.5 or greater  DeviceInfoEndpoint.java /A-AppEngine/src/com/uniquebullshit/a   line 32 Java Problem
Syntax error, annotations are only available if source level is 1.5 or greater  DeviceInfoEndpoint.java /A-AppEngine/src/com/uniquebullshit/a   line 35 Java Problem
Syntax error, parameterized types are only available if source level is 1.5 or greater  DeviceInfoEndpoint.java /A-AppEngine/src/com/uniquebullshit/a   line 39 Java Problem
Syntax error, annotations are only available if source level is 1.5 or greater  DeviceInfoEndpoint.java /A-AppEngine/src/com/uniquebullshit/a   line 34 Java Problem
Syntax error, annotations are only available if source level is 1.5 or greater  DeviceInfoEndpoint.java /A-AppEngine/src/com/uniquebullshit/a   line 35 Java Problem
Syntax error, 'for each' statements are only available if source level is 1.5 or greater    DeviceInfoEndpoint.java /A-AppEngine/src/com/uniquebullshit/a   line 60 Java Problem
Syntax error, parameterized types are only available if source level is 1.5 or greater  DeviceInfoEndpoint.java /A-AppEngine/src/com/uniquebullshit/a   line 65 Java Problem
The method setMaxResults(int) in the type Query is not applicable for the arguments (Integer)   DeviceInfoEndpoint.java /A-AppEngine/src/com/uniquebullshit/a   line 51 Java Problem
Syntax error, parameterized types are only available if source level is 1.5 or greater  DeviceInfoEndpoint.java /A-AppEngine/src/com/uniquebullshit/a   line 54 Java Problem
Type mismatch: cannot convert from Object to DeviceInfo DeviceInfoEndpoint.java /A-AppEngine/src/com/uniquebullshit/a   line 82 Java Problem
Syntax error, annotations are only available if source level is 1.5 or greater  DeviceInfoEndpoint.java /A-AppEngine/src/com/uniquebullshit/a   line 97 Java Problem
Syntax error, annotations are only available if source level is 1.5 or greater  DeviceInfoEndpoint.java /A-AppEngine/src/com/uniquebullshit/a   line 77 Java Problem
Syntax error, annotations are only available if source level is 1.5 or greater  DeviceInfoEndpoint.java /A-AppEngine/src/com/uniquebullshit/a   line 78 Java Problem

如何处理？编辑:

Answer 1

我在下面进行了尝试，它有所帮助。

1. 勾选名为 Use default compliance settings 的复选框，如下图突出显示的部分(蓝色)。
2. 如果这没有帮助，请尝试将 Compiler compliance level 更改为不同的级别，按应用然后再返回。