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//---PACKAGE DECLARATION--- |
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package uk.org.iscream.client.alerters; |
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|
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//---IMPORTS--- |
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import uk.org.iscream.client.*; |
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import uk.org.iscream.core.*; |
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import uk.org.iscream.util.*; |
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import uk.org.iscream.componentmanager.*; |
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import java.io.*; |
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import java.util.StringTokenizer; |
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|
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/** |
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* This alerter delivers alerts using e-mail. |
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* |
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* @author $Author: ajm4 $ |
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* @version $Id: EMail__Alerter.java,v 1.19 2001/03/22 22:07:58 ajm4 Exp $ |
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*/ |
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public class EMail__Alerter extends AlerterSkeleton { |
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|
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//---FINAL ATTRIBUTES--- |
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|
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/** |
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* The current CVS revision of this class |
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*/ |
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public final String REVISION = "$Revision: 1.19 $"; |
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public final String DESC = "Sends alerts over e-mail."; |
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|
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public final String NOT_CONFIGURED = "<NOT CONFIGURED>"; |
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|
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//---STATIC METHODS--- |
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|
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//---CONSTRUCTORS--- |
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|
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//---PUBLIC METHODS--- |
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public void sendAlert(Alert alert) { |
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String alertType = Alert.alertLevels[alert.getLevel()]; |
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// sort out the subject |
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String subject; |
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try { |
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subject = _cp.getProperty(_name, "Alerter.EMail.subject"); |
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} catch (PropertyNotFoundException e) { |
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subject = NOT_CONFIGURED; |
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_logger.write(toString(), Logger.WARNING, "Alerter.EMail.subject value unavailable using default of " + subject); |
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} |
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subject = processAlertMessage(subject, alert); |
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|
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// sort out the message body |
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String message; |
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try { |
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message = _cp.getProperty(_name, "Alerter.EMail.message"); |
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} catch (PropertyNotFoundException e) { |
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message = NOT_CONFIGURED; |
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_logger.write(toString(), Logger.WARNING, "Alerter.EMail.message value unavailable using default of " + message); |
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} |
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message = processAlertMessage(message, alert); |
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|
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try { |
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// create SMTP message |
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Smtp smtp = new Smtp(_cp.getProperty(_name, "Alerter.EMail.smtpServer")); |
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// set our sender |
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smtp.setSender(_cp.getProperty(_name, "Alerter.EMail.sender")); |
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|
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String destList = _cp.getProperty("Host."+alert.getSource(), "Alerter.EMail.destList"); |
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|
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// set the to: list |
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StringTokenizer st = new StringTokenizer(destList, ";"); |
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while (st.hasMoreTokens()) { |
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smtp.setTo(st.nextToken()); |
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} |
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|
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// prepare to print the message |
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PrintWriter out = smtp.getOutputStream(); |
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out.println("Subject: "+subject); |
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out.println(); |
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|
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// send the message |
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out.println(message); |
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smtp.sendMessage(); |
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smtp.close(); |
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_logger.write(toString(), Logger.DEBUG, "Sending " + _name + " at "+ alertType + " level"); |
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} |
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catch(IOException e) { |
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_logger.write(toString(), Logger.ERROR, "Error whilst sending message: "+e); |
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} |
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catch(PropertyNotFoundException e) { |
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_logger.write(toString(), Logger.ERROR, "Error obtaining essential configuration: "+e); |
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} |
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} |
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|
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/** |
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* Overrides the {@link java.lang.Object#toString() Object.toString()} |
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* method to provide clean logging (every class should have this). |
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* |
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* This uses the uk.org.iscream.util.NameFormat class |
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* to format the toString() |
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* |
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* @return the name of this class and its CVS revision |
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*/ |
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public String toString() { |
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return FormatName.getName( |
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_name, |
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getClass().getName(), |
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REVISION); |
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} |
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|
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/** |
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* return the String representation of what the alerter does |
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*/ |
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public String getDescription(){ |
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return DESC; |
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} |
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|
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//---PRIVATE METHODS--- |
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|
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//---ACCESSOR/MUTATOR METHODS--- |
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|
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//---ATTRIBUTES--- |
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|
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/** |
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* This is the friendly identifier of the |
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* component this class is running in. |
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* eg, a Filter may be called "filter1", |
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* If this class does not have an owning |
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* component, a name from the configuration |
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* can be placed here. This name could also |
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* be changed to null for utility classes. |
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*/ |
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protected String _name = "EMail"; |
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|
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/** |
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* This holds a reference to the |
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* system logger that is being used. |
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*/ |
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private Logger _logger = ReferenceManager.getInstance().getLogger(); |
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|
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//---STATIC ATTRIBUTES--- |
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|
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} |
