谷歌應用引擎sdk使用JRE不是JDK

Question

我沒有使用eclipse，使用GAE SDK上傳我的項目，問題是當我試圖上傳它使用jre而不是jdk這就是我得到錯誤的原因，請幫我怎麼能強迫應用程序引擎SDK，而不是使用JRE JDK

Microsoft Windows [Version 6.1.7601] 
Copyright (c) 2009 Microsoft Corporation. All rights reserved. 

C:\Users\j1013366\Desktop\social.login.2013\appengine-java-sdk-1.8.0\appengine-j 
ava-sdk-1.8.0\bin>appcfg.cmd update apps/SocialLoginProject 
Reading application configuration data... 
Jun 05, 2013 12:22:45 PM com.google.apphosting.utils.config.AppEngineWebXmlReade 
r readAppEngineWebXml 
INFO: Successfully processed apps/SocialLoginProject\WEB-INF/appengine-web.xml 
Jun 05, 2013 12:22:45 PM com.google.apphosting.utils.config.AbstractConfigXmlRea 
der readConfigXml 
INFO: Successfully processed apps/SocialLoginProject\WEB-INF/web.xml 
Jun 05, 2013 12:22:45 PM com.google.apphosting.utils.config.IndexesXmlReader rea 
dConfigXml 
INFO: Successfully processed apps\SocialLoginProject\WEB-INF\appengine-generated 
\datastore-indexes-auto.xml 


Beginning interaction for server default... 
0% Created staging directory at: 'C:\Users\j1013366\AppData\Local\Temp\appcfg152 
7926604447976257.tmp' 
5% Scanning for jsp files. 
8% Compiling jsp files. 

Error Details: 
Exception in thread "main" java.lang.ExceptionInInitializerError 
     at java.lang.Class.forName0(Native Method) 
     at java.lang.Class.forName(Unknown Source) 
     at org.apache.jasper.JspCompilationContext.createCompiler(JspCompilation 
Context.java:238) 
     at org.apache.jasper.JspCompilationContext.createCompiler(JspCompilation 
Context.java:214) 
     at org.apache.jasper.JspC.processFile(JspC.java:1181) 
     at org.apache.jasper.JspC.execute(JspC.java:1341) 
     at com.google.appengine.tools.development.LocalJspC.main(LocalJspC.java: 
40) 
Caused by: java.lang.NullPointerException 
     at com.google.appengine.tools.development.LocalJspC$LocalCompiler.<clini 
t>(LocalJspC.java:53) 
     ... 7 more 

com.google.appengine.tools.admin.JspCompilationException: Failed to compile jsp 
files. 
Unable to update app: Failed to compile jsp files. 
Please see the logs [C:\Users\j1013366\AppData\Local\Temp\appcfg5225288314554557 
20.log] for further information. 

C:\Users\j1013366\Desktop\social.login.2013\appengine-java-sdk-1.8.0\appengine-j 
ava-sdk-1.8.0\bin> 

Answer 1

個人而言，我有意識地將它設置通過修改appcfg.cmd到

"%JAVA_HOME%\bin\java" -Djava.home="%JAVA_HOME%\jre" -Xmx1100m -cp "%~dp0\..\lib\appengine-tools-api.jar" com.google.appengine.tools.admin.AppCfg %* 

使用JRE在SDK中和將JAVA_HOME設置爲指向JDK。

我猜你可以修改-Djava.home="%JAVA_HOME%\jre"指向任何你喜歡的地方。