tomcat4.1.24中用admin 管理页面配置好连接池后，不能取得连接....

server.xml
......
  <GlobalNamingResources>
    <Environment name="simpleValue" override="true" type="java.lang.Integer" value="30"/>
    <Resource name="mytz" auth="Container" scope="Shareable" type="javax.sql.DataSource"/>
    <Resource name="UserDatabase" scope="Shareable" type="org.apache.catalina.UserDatabase" auth="Container" description="User database that can be updated and saved"/>
    <ResourceParams name="mytz">
      <parameter>
        <name>validationQuery</name>
        <value>select * from tzxx</value>
      </parameter>
      <parameter>
        <name>maxWait</name>
        <value>5000</value>
      </parameter>
      <parameter>
        <name>maxActive</name>
        <value>4</value>
      </parameter>
      <parameter>
        <name>password</name>
        <value>police_se</value>
      </parameter>
      <parameter>
        <name>url</name>
        <value>jdbc:oracle:thin:@qj:1521:yjyj</value>
      </parameter>
      <parameter>
        <name>driverClassName</name>
        <value>oracle.jdbc.driver.OracleDriver</value>
      </parameter>
      <parameter>
        <name>maxIdle</name>
        <value>2</value>
      </parameter>
      <parameter>
        <name>username</name>
        <value>yjgatz</value>
      </parameter>
    </ResourceParams>
    <ResourceParams name="UserDatabase">
      <parameter>
        <name>factory</name>
        <value>org.apache.catalina.users.MemoryUserDatabaseFactory</value>
      </parameter>
      <parameter>
        <name>pathname</name>
        <value>conf/tomcat-users.xml</value>
      </parameter>
    </ResourceParams>
  </GlobalNamingResources>
  <Service className="org.apache.catalina.core.StandardService" debug="0" name="Tomcat-Standalone">
    <Connector className="org.apache.coyote.tomcat4.CoyoteConnector" redirectPort="8443" bufferSize="2048" port="8080" connectionTimeout="20000" scheme="http" enableLookups="true" secure="false" protocolHandlerClassName="org.apache.coyote.http11.Http11Protocol" debug="0" maxKeepAliveRequests="100" disableUploadTimeout="true" proxyPort="0" maxProcessors="75" minProcessors="5" tcpNoDelay="true" acceptCount="100" useURIValidationHack="false" compression="off" connectionLinger="-1">
      <Factory className="org.apache.catalina.net.DefaultServerSocketFactory"/>
    </Connector>
    <Connector className="org.apache.coyote.tomcat4.CoyoteConnector" redirectPort="8443" bufferSize="2048" port="8009" connectionTimeout="20000" scheme="http" enableLookups="true" secure="false" protocolHandlerClassName="org.apache.jk.server.JkCoyoteHandler" debug="0" maxKeepAliveRequests="100" disableUploadTimeout="false" proxyPort="0" maxProcessors="75" minProcessors="5" tcpNoDelay="true" acceptCount="10" useURIValidationHack="false" compression="off" connectionLinger="-1">
      <Factory className="org.apache.catalina.net.DefaultServerSocketFactory"/>
    </Connector>
    <Engine className="org.apache.catalina.core.StandardEngine" mapperClass="org.apache.catalina.core.StandardEngineMapper" debug="0" defaultHost="localhost" name="Standalone">
      <Host className="org.apache.catalina.core.StandardHost" appBase="webapps" mapperClass="org.apache.catalina.core.StandardHostMapper" liveDeploy="true" autoDeploy="true" configClass="org.apache.catalina.startup.ContextConfig" errorReportValveClass="org.apache.catalina.valves.ErrorReportValve" debug="0" deployXML="true" contextClass="org.apache.catalina.core.StandardContext" unpackWARs="true" name="localhost">
        <Context className="org.apache.catalina.core.StandardContext" crossContext="true" reloadable="true" mapperClass="org.apache.catalina.core.StandardContextMapper" useNaming="true" debug="0" swallowOutput="false" privileged="false" displayName="Tomcat Examples" wrapperClass="org.apache.catalina.core.StandardWrapper" docBase="examples" cookies="true" path="/examples" cachingAllowed="true" charsetMapperClass="org.apache.catalina.util.CharsetMapper">
          <Logger className="org.apache.catalina.logger.FileLogger" debug="0" verbosity="1" prefix="localhost_examples_log." directory="logs" timestamp="true" suffix=".txt"/>
          <Parameter name="context.param.name" override="false" value="context.param.value"/>
          <Ejb name="ejb/Account" type="Entity" description="Example EJB Reference" remote="com.mycompany.mypackage.Account" home="com.mycompany.mypackage.AccountHome"/>
          <Ejb name="ejb/EmplRecord" type="Entity" remote="com.wombat.empl.EmployeeRecord" home="com.wombat.empl.EmployeeRecordHome"/>
          <Environment name="minExemptions" override="true" type="java.lang.Integer" value="1"/>
          <Environment name="maxExemptions" override="true" type="java.lang.Integer" value="15"/>
          <Environment name="foo/bar/name2" override="true" type="java.lang.Boolean" value="true"/>
          <Environment name="foo/name4" override="true" type="java.lang.Integer" value="10"/>
          <Environment name="name3" override="true" type="java.lang.Integer" value="1"/>
          <Environment name="foo/name1" override="true" type="java.lang.String" value="value1"/>
          <LocalEjb name="ejb/ProcessOrder" local="com.mycompany.mypackage.ProcessOrder" type="Session" description="Example Local EJB Reference" home="com.mycompany.mypackage.ProcessOrderHome"/>
          <Resource name="mail/Session" scope="Shareable" type="javax.mail.Session" auth="Container"/>
          <Resource name="jdbc/EmployeeAppDb" scope="Shareable" type="javax.sql.DataSource" auth="SERVLET"/>
          <ResourceParams name="mail/Session">
            <parameter>
              <name>mail.smtp.host</name>
              <value>localhost</value>
            </parameter>
          </ResourceParams>
          <ResourceParams name="jdbc/EmployeeAppDb">
            <parameter>
              <name>user</name>
              <value>sa</value>
            </parameter>
            <parameter>
              <name>driverName</name>
              <value>jdbc:HypersonicSQL:database</value>
            </parameter>
            <parameter>
              <name>password</name>
              <value></value>
            </parameter>
            <parameter>
              <name>driverClassName</name>
              <value>org.hsql.jdbcDriver</value>
            </parameter>
          </ResourceParams>
          <ResourceLink name="linkToGlobalResource" type="java.lang.Integer" global="simpleValue"/>
        </Context>
        ..............