各位:但是,我把一个什么都没有的空的TEST.JSP文件放到C:\Program Files\Apache Software Foundation\Tomcat 5.0\webapps\ROOT下面,却还是要出错了!!代码如下(前几行): org.apache.jasper.JasperException: Unable to compile class for JSP No Java compiler was found to compile the generated source for the JSP. This can usually be solved by copying manually $JAVA_HOME/lib/tools.jar from the JDK to the common/lib directory of the Tomcat server, followed by a Tomcat restart. If using an alternate Java compiler, please check its installation and access path.
org.apache.jasper.JasperException: Unable to compile class for JSP
No Java compiler was found to compile the generated source for the JSP.
This can usually be solved by copying manually $JAVA_HOME/lib/tools.jar from the JDK
to the common/lib directory of the Tomcat server, followed by a Tomcat restart.
If using an alternate Java compiler, please check its installation and access path.
在环境变量里设
新建JAVA_HOME指向你的jdk目录
就可以了
JAVA_HOME=jdkpath
classpath= jdkpath/lib/tools.jar;jdkpath/lib/rt.jar;.;
我用的是TOMCAT 5.0.4,安装完成后,在IE地址栏中输入http://localhost:8080/index.jsp没有什么问题呀!而我放一个TEST.JSP文件到ROOT目录下,去出现了错误了;我在ROOT\WEB-INF下web.xml中却有 <servlet>
<servlet-name>org.apache.jsp.index_jsp</servlet-name>
<servlet-class>org.apache.jsp.index_jsp</servlet-class>
</servlet> <servlet-mapping>
<servlet-name>org.apache.jsp.index_jsp</servlet-name>
<url-pattern>/index.jsp</url-pattern>
</servlet-mapping>
而我是不是也应该在web.xml这里配置了!!怎么配置!请说明!谢谢!!
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一、软件准备:
假设你有一台能正常运行win2000 server的软硬件环境
1.j2sdk1.4.2: 到 http://java.sun.com/j2se/下载!
(注意是Windows (all languages, including English)的sdk版)
2.Apache2.0.46: 到 http://httpd.apache.org/download.cgi/apache_2.0.46-win32-x86-no_src.msi下载!
3.Tomcat5.0.3:到 http://jakarta.apache.org/builds/jakarta- tomcat/release/v5.0.2-alpha/bin/jakarta-tomcat-5.0.2.exe下载!
4.mod_jk.dll: 到 http://jakarta.apache.org/builds/jakarta-tomcat-connectors/jk/release/v1.2.4/bin/win32/mod_jk_2.0.46.dll下载!
(说明,由于mod_jk2-2.0.43.dll与Apache2.0.46配置没成功,现用mod_jk-2.0.46.dll代替)二、软件的安装:
(此处略)
三、Apache2.0.46与Tomcat5.0.2的整合配置
1.)配置Apache2.0.46
1.将下载的mod_jk_2.0.46.dll复制到D:\Apache2\modules下。
2.设置主页文件类型:打开D:\Apache2\conf下的httpd.conf,查找"DirectoryIndex",
在index.html的后面添加index.jsp并保存,注意相互之间应有空格。(或如下面步骤3所设)
3.设置虚拟主机,让Apache自动控制html与jsp的解析:
打开D:\Apache2\conf\httpd.conf,在最后加入下面这段代码并保存。
#设置Apache与Tomcat之间的连接,让Apache遇到jsp文件时,在后台将其交由Tomcat去处理
# Using mod_jk2.dll to redirect dynamic calls to Tomcat
LoadModule jk_module modules/mod_jk_2.0.46.dll
JkWorkersFile "D:/Tomcat 5.0/conf/workers.properties"
JkLogFile "D:/Tomcat 5.0/logs/mod_jk2.log"
JkLogLevel info
JkMount /servlet/* ajp13 #让Apache支持对servlet传送,用以Tomcat解析
JkMount /*.jsp ajp13 #让Apache支持对jsp传送,用以Tomcat解析#设置虚拟主机
ServerAdmin [email protected]
DocumentRoot f:/StudioOnion/WEB_Project/shsc
ServerName shsc.cld.cn
DirectoryIndex index.html index.htm index.jsp
ErrorLog logs/shsc-error_log.txt
CustomLog logs/shsc-access_log.txt common2.)配置Tomcat5.0.2
1.在D:\Tomcat 5.0.2\conf下新建一个文件workers.properties 注意文件后缀,其内容如下:
workers.tomcat_home=d:\Tomcat5.0.2 #让mod_jk模块知道Tomcat
workers.java_home=d:\jdk1.4.1 #让mod_jk模块知道j2sdk
ps=\
worker.list=ajp13 #模块版本,现有ajp14了,不要修改
worker.ajp13.port=8009 #工作端口,若没占用则不用修改
worker.ajp13.host=localhost #本机,若上面的Apache主机不为localhost,作相应修改
worker.ajp13.type=ajp13 #类型
worker.ajp13.lbfactor=1 #代理数,不用修改
四、测试:
1.启动Apache2.0..46与Tomcat5.0.2 。
2.在地址栏中分别输入http://localhost/ ,与http://localhost:8080/若结果相同,那恭喜你,Apache2.0.46与Tomcat5.0.2整合成功了!!!
否则再来一边(^_^)
五、感谢:
1.感谢Apache组织,为我提供了如此之好的服务器,而且还是免费的!
2.感谢以前写过Apache2.x与Tomcat4.*配置文档的朋友们,为我今天写这篇文档作了参考!
***********************************这是个成功方案