tomcat组件分解

 <!-- 

        tomcat顶层容器，由 org.apache.catalina.Server 接口定义，包含多个service元素 

-->
<Server port="8005" shutdown="SHUTDOWN" debug="0">
 <!-- 
  tomcat顶层容器,由 org.apache.catalina.Service 接口定义，
  默认实现为：org.apache.catalina.core.StandardService
  包含多个connector和engine元素 
 -->
 <Service name="Catalina">

  <!-- 
   由 org.apache.catalina.Connector 接口定义，
   默认实现为：org.apache.catalina.core.StandardService
   包含多个connector和一个engine元素 
  -->
  <!-- Define a non-SSL Coyote HTTP/1.1 Connector on port 8080 -->
  <Connector port="8080" maxThreads="150" minSpareThreads="25"
   maxSpareThreads="75" enableLookups="false" redirectPort="8443"
   acceptCount="100" debug="0" connectionTimeout="20000"
   disableUploadTimeout="true" />

  <!-- Define a SSL Coyote HTTP/1.1 Connector on port 8443 -->
  <Connector port="8443" maxThreads="150" minSpareThreads="25"
   maxSpareThreads="75" enableLookups="false"
   disableUploadTimeout="true" acceptCount="100" debug="0"
   scheme="https" secure="true" clientAuth="false" sslProtocol="TLS" />


  <!-- Define a Coyote/JK2 AJP 1.3 Connector on port 8009 -->
  <Connector port="8009" enableLookups="false" redirectPort="8443"
   debug="0" protocol="AJP/1.3" />

  <!-- Define a Proxied HTTP/1.1 Connector on port 8082 -->
  <!-- See proxy documentation for more information about using this. -->
  <Connector port="8082" maxThreads="150" minSpareThreads="25"
   maxSpareThreads="75" enableLookups="false" acceptCount="100"
   debug="0" connectionTimeout="20000" proxyPort="80"
   disableUploadTimeout="true" />

  <!-- 
   由 org.apache.catalina.Engine 接口定义，
   默认实现为：org.apache.catalina.core.StandardEngine
   包含多个host元素
  -->
  <Engine name="Catalina" defaultHost="localhost" debug="0">

   <!-- Global logger unless overridden at lower levels -->
   <Logger className="org.apache.catalina.logger.FileLogger"
    prefix="catalina_log." suffix=".txt" timestamp="true" />

   <!-- This Realm uses the UserDatabase configured in the global JNDI
    resources under the key "UserDatabase".  Any edits
    that are performed against this UserDatabase are immediately
    available for use by the Realm.  -->
   <Realm
    className="org.apache.catalina.realm.UserDatabaseRealm" debug="0"
    resourceName="UserDatabase" />


   <!-- Define the default virtual host
    Note: XML Schema validation will not work with Xerces 2.2.
   -->
   <!-- 
    由 org.apache.catalina.Host 接口定义，
    默认实现为：org.apache.catalina.core.StandardHost
    定义一个虚拟主机
    包含多个context元素
   -->
   <Host name="localhost" debug="0" appBase="webapps"
    unpackWARs="true" autoDeploy="true" xmlValidation="false"
    xmlNamespaceAware="false">

    <!-- Logger shared by all Contexts related to this virtual host.  By
     default (when using FileLogger), log files are created in the "logs"
     directory relative to $CATALINA_HOME.  If you wish, you can specify
     a different directory with the "directory" attribute.  Specify either a
     relative (to $CATALINA_HOME) or absolute path to the desired
     directory.-->
    <Logger
     className="org.apache.catalina.logger.FileLogger" directory="logs"
     prefix="localhost_log." suffix=".txt" timestamp="true" />

    <!-- 
     由 org.apache.catalina.Context 接口定义，
     默认实现为：org.apache.catalina.core.StandardContext
     代表运行在虚拟主机上的一个应用
     可包含resource,ResourceParams元素
    -->
    <Context path="/THP" reloadable="true"
     docBase="D:\workspace\web" workDir="D:\workspace\web\work">
     <Resource name="jdbc/THP" auth="Container"
      type="javax.sql.DataSource" />

     <ResourceParams name="jdbc/THP">
      <parameter>
       <name>factory</name>
       <value>
        org.apache.commons.dbcp.BasicDataSourceFactory
       </value>
      </parameter>
      <parameter>
       <name>driverClassName</name>
       <value>com.ibm.db2.jcc.DB2Driver</value>
      </parameter>
      <parameter>
       <name>url</name>
       <value>
        jdbc:db2://10.11.226.141:50001/THPDBST5
       </value>
      </parameter>
      <parameter>
       <name>username</name>
       <value>db2inst2</value>
      </parameter>
      <parameter>
       <name>password</name>
       <value>db2inst2</value>
      </parameter>
      <parameter>
       <name>maxActive</name>
       <value>20</value>
      </parameter>
      <parameter>
       <name>maxIdle</name>
       <value>10</value>
      </parameter>
      <parameter>
       <name>maxWait</name>
       <value>-1</value>
      </parameter>
     </ResourceParams>
    </Context>

   </Host>

  </Engine>

 </Service>

</Server>