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//---IMPORTS--- |
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import java.util.Random; |
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import java.io.*; |
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import java.net.*; |
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import java.util.*; |
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/** |
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* Gathers system information then outputs it as XML |
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* Collects data based on properties gained from the configurator |
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* then packages these up using XMLFormatter and outputs them if |
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* the timeout has passed. |
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* Collects data based on properties gained from the |
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* configurator then packages these up using XMLFormatter |
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* and outputs them if the timeout has passed. |
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* |
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* @author $Author$ |
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* @version $Id$ |
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//---CONSTRUCTORS--- |
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/** |
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* Public constructor for the class. Takes in a Config object to gain its |
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* properties from. |
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* Public constructor for the class. Takes in a Config |
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* object to gain its properties from. |
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* |
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*/ |
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public SystemMonitor( Config config ){ |
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// like things to monitor |
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lastCheck = System.currentTimeMillis(); |
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sequence = 0; |
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// why oh why wont ultra edit let me put Long in the next line? oh its trying to |
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// correct keywords =| |
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try { |
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udpcheckInterval = Long.parseLong(config.getProperty("UDPUpdateTime")) * 1000; |
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} |
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catch ( NumberFormatException e ){ |
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System.out.println("The value for UDPUpdateTime is invalid, using a default"); |
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// 5 mins |
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udpcheckInterval = 5000 * 60; |
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} |
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// make the check interval into seconds |
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sequence = 1; |
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} |
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*/ |
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public String getInfo(){ |
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// called to retrieve the stored averages and output them as a XML string |
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XMLFormatter xml = new XMLFormatter("packet"); |
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Random rand = new Random(); |
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// just send some dummy info for now. |
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xml.addNest("packet_info"); |
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String currentTime = Long.toString(System.currentTimeMillis()); |
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xml.addElement("date_time", currentTime ); |
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xml.addElement("sequence", Integer.toString(sequence)); |
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xml.closeNest(); |
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xml.addNest("core"); |
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xml.addElement("cpu",""+rand.nextInt(100)); |
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xml.addElement("memory",""+rand.nextInt(100)); |
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xml.closeNest(); |
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if ( rand.nextBoolean() ){ |
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xml.addNest("additional"); |
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xml.addElement("users",""+rand.nextInt(30)); |
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xml.closeNest(); |
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} |
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// MUST FIX THIS..!!!! |
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String host = new String(); |
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String ip = new String(); |
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try { |
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long updateIn = ( lastCheck + udpcheckInterval )-System.currentTimeMillis(); |
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if ( updateIn > 0 ){ |
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Thread.sleep(updateIn); |
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} |
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else |
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{ |
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Thread.sleep(defaultUpdateTime); |
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} |
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host = InetAddress.getLocalHost().getHostName(); |
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ip = InetAddress.getLocalHost().getHostAddress(); |
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} catch(UnknownHostException e) { |
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System.out.println(e); |
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} |
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catch( InterruptedException e ){ |
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System.out.println("Sleep interrupted"); |
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} |
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String date = Long.toString(System.currentTimeMillis()); |
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XMLFormatter xml = new XMLFormatter("packet", "machine_name=\""+host+"\" ip=\""+ip+"\" date=\""+date+"\" seq_no=\""+sequence+"\" type=\"data\""); |
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// get and decode the data |
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DecodeCPU_TXT details = new DecodeCPU_TXT(); |
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// add the decoded info |
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xml.addString(details.getItems()); |
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// increment sequence. |
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sequence++; |
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lastCheck = System.currentTimeMillis(); |
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// lastCheck = System.currentTimeMillis(); |
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// finally return a string |
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return xml.returnXML(); |
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private long lastCheck; |
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private int sequence; |
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private long udpcheckInterval; |
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private final long defaultUpdateTime = 60000; |
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//---STATIC ATTRIBUTES--- |
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} // class |
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} // class |
