我们来看看1安装j2sdk1.4.2_11的安装方式，基础问题

1.安装j2sdk1.4.2_11

配置环境变量

classpath：.;%JAVA_HOME%libdt.jar;%JAVA_HOME%libtools.jar;%CATALINA_HOME%commonlibservlet-api.jar;%JAVA_HOME%libtools.jar;%CATALINA_HOME%commonlibjsp-api.jar;%JAVA_HOME%libjfreechart-1.0.10.jar;

 java_home：D:j2sdk1.4.2_11

path：d:oracleora90bin;d:oracleora90ApachePerl5.00503binmswin32-x86;C:Program FilesOraclejre1.1.8bin;%SystemRoot%system32;%SystemRoot%;%SystemRoot%System32Wbem;C:Program FilesATI TechnologiesATI.ACECore-Static;%JAVA_HOME%bin

2.安装TOMCAT 5.0

配置环境变量

CATALINA_BASE：e:Tomcat 5.0

CATALINA_HOME：e:Tomcat 5.0

其他添加内容见上面绿色部分

3.安装jfreechart-1.0.10

将E:jfreechart-1.0.10jfreechart-1.0.10lib下的

gnujaxp.jar

iText-2.1.1.jar

jcommon-1.0.13.jar

jfreechart-1.0.10.jar

拷贝到相应工程目录的WEB-INFlib下

环境变量添加紫色部分内容

web.xml添加

<!-- jfreechart mappings start -->

    <servlet>
        <servlet-name>DisplayChart</servlet-name>
        <servlet-class>org.jfree.chart.servlet.DisplayChart</servlet-class>
    </servlet>

    <servlet-mapping>
        <servlet-name>DisplayChart</servlet-name>
        <url-pattern>/servlet/DisplayChart</url-pattern>
    </servlet-mapping>

<!-- jfreechart mappings end -->