我试图将我创建的servlet部署到Glassfish应用服务器上,但似乎遇到了一些障碍。代码可以很好地部署到自动部署文件夹,一旦部署完成,就会将以下内容写入日志文件:
[#|2009-03-16T13:41:29.303+0000|INFO|sun-appserver2.1|javax.enterprise.system.tools.deployment|_ThreadID=23;_ThreadName=Timer-7;|[AutoDeploy] Selecting file /opt/glassfish-2.1.b60e/domains/imageTransformer/autodeploy/image-transformer.war for autodeployment.|#]
[#|2009-03-16T13:41:29.304+0000|INFO|sun-appserver2.1|javax.enterprise.system.tools.deployment|_ThreadID=23;_ThreadName=Timer-7;|Autoundeploying application :image-transformer|#]
[#|2009-03-16T13:41:29.360+0000|INFO|sun-appserver2.1|javax.enterprise.system.stream.out|_ThreadID=23;_ThreadName=Timer-7;|
classLoader = WebappClassLoader
delegate: true
repositories:
/WEB-INF/classes/
----------> Parent Classloader:
EJBClassLoader :
urlSet = []
doneCalled = false
Parent -> java.net.URLClassLoader@39cf701c
|#]
[#|2009-03-16T13:41:29.361+0000|INFO|sun-appserver2.1|javax.enterprise.system.stream.out|_ThreadID=23;_ThreadName=Timer-7;|
SharedSecrets.getJavaNetAccess()=java.net.URLClassLoader$7@5e7408d9|#]
[#|2009-03-16T13:41:29.487+0000|INFO|sun-appserver2.1|javax.enterprise.system.tools.deployment|_ThreadID=23;_ThreadName=Timer-7;|[AutoDeploy] Successfully autoundeployed : /opt/glassfish-2.1.b60e/domains/imageTransformer/autodeploy/image-transformer.war.|#]
[#|2009-03-16T13:41:29.612+0000|INFO|sun-appserver2.1|javax.enterprise.system.tools.deployment|_ThreadID=23;_ThreadName=Timer-7;|deployed with moduleid = image-transformer|#]
[#|2009-03-16T13:41:29.783+0000|INFO|sun-appserver2.1|javax.enterprise.system.tools.deployment|_ThreadID=23;_ThreadName=Timer-7;|[AutoDeploy] Successfully autodeployed : /opt/glassfish-2.1.b60e/domains/imageTransformer/autodeploy/image-transformer.war.|#]所以没有明显的错误,但是在那之后,我通过访问servlet应该绑定到的路径得到了404。还有没有别的步骤需要我去做?
我的WAR文件中的web.xml如下所示:
<web-app>
<servlet>
<servlet-name>MyServlet</servlet-name>
<servlet-class>my.servlet.MyServlet</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>MyServlet</servlet-name>
<url-pattern>/hello</url-pattern>
</servlet-mapping>
</web-app>发布于 2009-03-16 17:42:12
这个部署有几个问题。首先,需要在WEB-INF目录中包含名为sun-web.xml的第二个配置文件。它的内容需要类似于以下内容:
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE sun-web-app PUBLIC "-//Sun Microsystems, Inc.//DTD Application Server 8.1 Servlet 2.4//EN" "http://www.sun.com/software/appserver/dtds/sun-web-app_2_4-1.dtd">
<sun-web-app error-url="">
<context-root>/MyServlet </context-root>
</sun-web-app>它似乎有可能变得比这复杂得多(参见the documentation)。
其次,我必须更改web.xml文件的头文件,因此它相应地显示为:
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns="http://java.sun.com/xml/ns/j2ee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee
http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd"
version="2.4">
<servlet>
<servlet-name>MyServlet</servlet-name>
<servlet-class>my.servlet.MyServlet</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>MyServlet</servlet-name>
<url-pattern>/hello</url-pattern>
</servlet-mapping>
</web-app>注意标头表明这是servlet规范2.4。
最后,您似乎也不能直接访问这个servlet;您必须在路径的开头加上MyServlet/ (或servlet的特定名称)。因此,要访问这个servlet,您需要访问/MyServlet/hello。
发布于 2015-05-08 11:19:25
我修改了web.xml;我只是添加了ords的配置目录的完整路径。
<display-name>Oracle Application Express Listener</display-name>
<context-param>
<param-name>config.dir</param-name>
<!-- Enter the location where configuration settings should be stored -->
<param-value>/odata/apps/ords/config</param-value>
</context-param>无论sun-web.xml是否存在,它都可以正常工作。
https://stackoverflow.com/questions/650479
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