4.12 XML File Example

 File: apachembeans.xml  <?xml version="1.0"?> <!DOCTYPE mbeans-descriptors PUBLIC      "-//Apache Software Foundation//DTD Model MBeans Configuration File"      "http://jakarta.apache.org/commons/dtds/mbeans-descriptors.dtd"> <mbeans-descriptors> <mbean      name="ApacheServer"      description="ModelMBean for managing an Apache Web Server"      type="jnjmx.ch4.ApacheServer"      > <attribute      name="BusyWorkers"      description="Apache Server Busy Workers"      type="int"      readable="true"      writeable="false"      is="false"      getMethod="getBusyWorkers"      displayName="Apache BusyWorkers"      >      <descriptor>          <field name="displayName" value="Apache BusyWorkers"/>          <field name="currencyTimeLimit" value="3"/>          <field name="name" value="BusyWorkers"/>          <field name="getMethod" value="getBusyWorkers"/>          <field name="descriptorType" value="attribute"/>      </descriptor> </attribute> <attribute      name="BytesPerSec"      description="Apache Server Bytes Per Sec"      type="int"      readable="true"      writeable="false"      is="false"      getMethod="getBytesPerSec"      displayName="Apache BytesPerSec"      >      <descriptor>          <field name="displayName" value="Apache BytesPerSec"/>          <field name="currencyTimeLimit" value="10"/>          <field name="name" value="BytesPerSec"/>          <field name="getMethod" value="getBytesPerSec"/>          <field name="descriptorType" value="attribute"/>      </descriptor> </attribute> <attribute      name="BytesPerReq"      description="Apache Server Bytes Per Request"      type="int"      readable="true"      writeable="false"      is="false"      getMethod="getBytesPerReq"      displayName="Apache BytesPerReq"      >      <descriptor>          <field name="displayName" value="Apache BytesPerReq"/>          <field name="currencyTimeLimit" value="10"/>          <field name="name" value="BytesPerReq"/>          <field name="getMethod" value="getBytesPerReq"/>          <field name="descriptorType" value="attribute"/>      </descriptor> </attribute> <attribute      name="IdleWorkers"      description="Apache Server Idle Workers"      type="int"      readable="true"      writeable="false"      is="false"      getMethod="getIdleWorkers"      displayName="Apache IdleWorkers"      >      <descriptor>          <field name="displayName" value="Apache IdleWorkers"/>          <field name="currencyTimeLimit" value="10"/>          <field name="name" value="IdleWorkers"/>          <field name="getMethod" value="getIdleWorkers"/>          <field name="descriptorType" value="attribute"/>      </descriptor> </attribute> <attribute      name="ReqPerSec"      description="Apache Server Requests Per Second"      type="float"      readable="true"      writeable="false"      is="false"      getMethod="getReqPerSec"      displayName="Apache ReqPerSec"      >      <descriptor>          <field name="displayName" value="Apache ReqPerSec"/>          <field name="currencyTimeLimit" value="5"/>          <field name="name" value="ReqPerSec"/>          <field name="getMethod" value="getReqPerSec"/>          <field name="descriptorType" value="attribute"/>      </descriptor> </attribute> <attribute      name="Scoreboard"      description="Apache Server Scoreboard"      type="java.lang.String"      readable="true"      writeable="false"      is="false"      getMethod="getScoreboard"      displayName="Apache Scoreboard"      >      <descriptor>          <field name="displayName" value="Apache Scoreboard"/>          <field name="currencyTimeLimit" value="10"/>          <field name="name" value="Scoreboard"/>          <field name="getMethod" value="getScoreboard"/>          <field name="descriptorType" value="attribute"/>      </descriptor> </attribute> <attribute      name="TotalAccesses"      description="Apache Server total accesses"      type="int"      readable="true"      writeable="false"      is="false"      getMethod="getTotalAccesses"      displayName="Apache TotalAccesses"      >      <descriptor>          <field name="displayName" value="Apache TotalAccesses"/>          <field name="currencyTimeLimit" value="-1"/>          <field name="name" value="TotalAccesses"/>          <field name="getMethod" value="getTotalAccesses"/>          <field name="descriptorType" value="attribute"/>      </descriptor> </attribute> <attribute      name="TotalKBytes"      description="Apache Server total KiloBytes"      type="long"      readable="true"      writeable="false"      is="false"      getMethod="getTotalKBytes"      displayName="Apache TotalKBytes"      >      <descriptor>          <field name="displayName" value="Apache TotalKBytes"/>          <field name="currencyTimeLimit" value="-1"/>          <field name="name" value="TotalKBytes"/>          <field name="getMethod" value="getTotalKBytes"/>          <field name="descriptorType" value="attribute"/>      </descriptor> </attribute> <attribute      name="Uptime"      description="Apache Server Up Time"      type="long"      readable="true"      writeable="false"      is="false"      getMethod="getUptime"      displayName="Apache Uptime"      >      <descriptor>          <field name="displayName" value="Apache Uptime"/>          <field name="currencyTimeLimit" value="10"/>          <field name="name" value="Uptime"/>          <field name="getMethod" value="getUptime"/>          <field name="descriptorType" value="attribute"/>      </descriptor> </attribute> <attribute      name="CpuLoad"      description="Apache Server CPU Load"      type="float"      readable="true"      writeable="false"      is="false"      getMethod="getCpuLoad"      displayName="Apache Uptime"      >      <descriptor>          <field name="displayName" value="Apache Uptime"/>          <field name="currencyTimeLimit" value="10"/>          <field name="name" value="CpuLoad"/>          <field name="getMethod" value="getCpuLoad"/>          <field name="descriptorType" value="attribute"/>      </descriptor> </attribute> <attribute      name="State"      description="Apache Server state"      type="java.lang.String"      readable="true"      writeable="false"      is="false"      getMethod="getState"      displayName="Apache State"      >      <descriptor>          <field name="displayName" value="Apache State"/>          <field name="currencyTimeLimit" value="10"/>          <field name="name" value="State"/>          <field name="getMethod" value="getState"/>          <field name="descriptorType" value="attribute"/>      </descriptor> </attribute> <attribute      name="Server"      description="Apache Server Busy Workers"      type="java.lang.String"      readable="true"      writeable="true"      is="false"      getMethod="getServer"      setMethod="setServer"      displayName="Apache Server URL"      >      <descriptor>          <field name="setMethod" value="setServer"/>          <field name="displayName" value="Apache Server URL"/>          <field name="currencyTimeLimit" value="10"/>          <field name="name" value="Server"/>          <field name="getMethod" value="getServer"/>          <field name="descriptorType" value="attribute"/>      </descriptor> </attribute> <constructor      name="jnjmx.ch4.ApacheServer"      >      <parameter name="apacheURL"          description="URL of Apache Server to Manage"          type="java.lang.String"/>      <descriptor>          <field name="name" value="jnjmx.ch4.ApacheServer"/>          <field name="descriptorType" value="operation"/>          <field name="role" value="constructor"/>      </descriptor> </constructor> <notification      name="jmx.ModelMBean.General"      description="Apache Server Down"      >      <notification-type>      jmx.ModelMBean.General.Apache.Down      </notification-type>      <descriptor>          <field name="name" value="jmx.ModelMBean.General"/>          <field name="severity" value="6"/>          <field name="descriptorType" value="notification"/>      </descriptor> </notification> <operation      name="getValue"      description="getValue(): get an apache status field"      returnType="java.lang.String"      impact="2"      >      <parameter name="FieldName"          description="Apache status field name"          type="java.lang.String"/>      <descriptor>          <field name="name" value="getValue"/>          <field name="class" value="ApacheServer"/>          <field name="descriptorType" value="operation"/>          <field name="role" value="operation"/>      </descriptor> </operation> <operation      name="getState"      description="getState(): current status of apache server"      returnType="java.lang.String"      impact="2"      >      <descriptor>          <field name="name" value="getState"/>          <field name="class" value="ApacheServer"/>          <field name="descriptorType" value="operation"/>          <field name="role" value="operation"/>      </descriptor> </operation> <operation      name="getServer"      description="getServer(): URL of apache server"      returnType="java.lang.Integer"      impact="2"      >      <descriptor>          <field name="name" value="getServer"/>          <field name="class" value="ApacheServer"/>          <field name="descriptorType" value="operation"/>          <field name="role" value="operation"/>      </descriptor> </operation> <operation      name="setServer"      description="getServer(): URL of apache server"      returnType="java.lang.String"      impact="1"      >      <parameter name="url" description="Apache Server URL"          type="java.lang.String"/>      <descriptor>          <field name="name" value="setServer"/>          <field name="descriptorType" value="operation"/>          <field name="class" value="ApacheServer"/>          <field name="role" value="operation"/>      </descriptor> </operation> <operation      name="start"      description="start(): start apache server"      returnType="java.lang.Integer"      impact="1"      >      <descriptor>          <field name="name" value="start"/>          <field name="class" value="ApacheServer"/>          <field name="descriptorType" value="operation"/>          <field name="role" value="operation"/>      </descriptor> </operation> <operation      name="stop"      description="stop(): start apache server"      returnType="java.lang.Integer"      impact="1"      >      <descriptor>          <field name="name" value="stop"/>          <field name="class" value="ApacheServer"/>          <field name="descriptorType" value="operation"/>          <field name="role" value="operation"/>      </descriptor> </operation> <operation      name="getBusyWorkers"      description="number of busy threads"      returnType="int"      impact="2"      >      <descriptor>          <field name="name" value="getBusyWorkers"/>          <field name="class" value="ApacheServer"/>          <field name="descriptorType" value="operation"/>          <field name="role" value="operation"/>      </descriptor> </operation> <operation      name="getBytesPerSec"      description="number of bytes per second processed"      returnType="int"      impact="2"      >      <descriptor>          <field name="name" value="getBytesPerSec"/>          <field name="class" value="ApacheServer"/>          <field name="descriptorType" value="operation"/>          <field name="role" value="operation"/>      </descriptor> </operation> <operation      name="getBytesPerReq"      description="number of bytes per request processed"      returnType="int"      impact="2"      >      <descriptor>          <field name="name" value="getBytesPerReq"/>          <field name="class" value="ApacheServer"/>          <field name="descriptorType" value="operation"/>          <field name="role" value="operation"/>      </descriptor> </operation> <operation      name="getCpuLoad"      description="current load of cpu"      returnType="float"      impact="2"      >      <descriptor>          <field name="name" value="getCpuLoad"/>          <field name="class" value="ApacheServer"/>          <field name="descriptorType" value="operation"/>          <field name="role" value="operation"/>      </descriptor> </operation> <operation      name="getIdleWorkers"      description="number of idle threads"      returnType="int"      impact="2"      >      <descriptor>          <field name="name" value="getIdleWorkers"/>          <field name="class" value="ApacheServer"/>          <field name="descriptorType" value="operation"/>          <field name="role" value="operation"/>      </descriptor> </operation> <operation      name="getReqPerSec"      description="number of bytes per second processed"      returnType="int"      impact="2"      >      <descriptor>          <field name="name" value="getReqPerSec"/>          <field name="descriptorType" value="operation"/>           <field name="class" value="ApacheServer"/>          <field name="role" value="operation"/>      </descriptor> </operation> <operation      name="getScoreboard"      description="gets apache scoreboard "      returnType="java.lang.String"      impact="2"      >      <descriptor>          <field name="name" value="getScoreboard"/>          <field name="class" value="ApacheServer"/>          <field name="descriptorType" value="operation"/>          <field name="role" value="operation"/>      </descriptor> </operation> <operation      name="getTotalAccesses"      description="number of bytes per second processed"      returnType="int"      impact="2"      >      <descriptor>          <field name="name" value="getTotalAccesses"/>          <field name="class" value="ApacheServer"/>          <field name="descriptorType" value="operation"/>          <field name="role" value="operation"/>      </descriptor> </operation> <operation      name="getTotalKBytes"      description="number of Kilo bytes processed"      returnType="long"      impact="2"      >      <descriptor>          <field name="name" value="getTotalKBytes"/>          <field name="class" value="ApacheServer"/>          <field name="descriptorType" value="operation"/>          <field name="role" value="operation"/>      </descriptor> </operation> <operation      name="getUptime"      description="number of bytes per second processed"      returnType="long"      impact="2"      >      <descriptor>          <field name="name" value="getUptime"/>          <field name="class" value="ApacheServer"/>          <field name="descriptorType" value="operation"/>          <field name="role" value="operation"/>      </descriptor> </operation> <operation      name="getCpuLoad"      description="number CPU Load"      returnType="float"      impact="2"      >      <descriptor>          <field name="name" value="getCpuLoad"/>          <field name="class" value="ApacheServer"/>          <field name="descriptorType" value="operation"/>          <field name="role" value="operation"/>      </descriptor> </operation> <descriptor>   <field name="descriptorType" value="mbean"/>   <field name="logfile" value="jmxmain.log"/>   <field name="name" value="ApacheServer"/>   <field name="visibility" value="1"/>   <field name="log" value="true"/>   <field name="currencyTimeLimit" value="10"/>   <field name="type" value="jnjmx.ch4.Apacheerver"/>   <field name="export" value="false"/>   <field name="displayName" value="ApacheServerManager"/>   <field name="persistPolicy" value="Never"/> </descriptor> 


Java and JMX. Building Manageable Systems
Javaв„ў and JMX: Building Manageable Systems
ISBN: 0672324083
EAN: 2147483647
Year: 2000
Pages: 115

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