/*------------------------------------------------------------------------------Name:      GetMessage.javaProject:   xmlBlaster.orgCopyright: xmlBlaster.org, see xmlBlaster-LICENSE fileComment:   Code to get from command line a messageVersion:   $Id: GetMessage.java 14857 2006-03-07 19:17:35Z goetzger $------------------------------------------------------------------------------*/package org.xmlBlaster.client.reader;import java.util.logging.Logger;import org.xmlBlaster.client.I_XmlBlasterAccess;import org.xmlBlaster.client.key.GetKey;import org.xmlBlaster.client.qos.GetQos;import org.xmlBlaster.util.Global;import org.xmlBlaster.client.qos.ConnectQos;import org.xmlBlaster.util.XmlBlasterException;import org.xmlBlaster.util.MsgUnit;/** * Get from command line a message. * <br /> * Use this as a command line tool to get for messages from xmlBlaster, * for example for debugging reasons. * Invoke examples:<br /> * <pre> *    java org.xmlBlaster.client.reader.GetMessage  -loginName  Tim  -passwd  secret  -oid  __cmd:?totalMem * </pre> * For other supported options type * <pre> *    java org.xmlBlaster.client.reader.GetMessage -? * </pre> */public class GetMessage{   private static final String ME = "GetMessage";   private final Global glob;   private static Logger log = Logger.getLogger(GetMessage.class.getName());   private I_XmlBlasterAccess xmlBlasterConnection;   /**    * Constructs the GetMessage object.    * <p />    * Start with parameter -? to get a usage description.<br />    * These command line parameters are not merged with xmlBlaster.property properties.    * @param args      Command line arguments    */   public GetMessage(Global glob) {      this.glob = glob;   }   /**    * Get the message from xmlBlaster.     */   public void get() throws Exception {      String oidString = glob.getProperty().get("oid", (String)null);      String xpathString = glob.getProperty().get("xpath", (String)null);      if (oidString == null && xpathString == null) {         usage();         log.severe("Specify -oid <message-oid> or -xpath <query>");         System.exit(1);      }      String xmlKey;      String queryType;      if (oidString != null) {         xmlKey = oidString;         queryType = "EXACT";      }      else {         xmlKey = xpathString;         queryType = "XPATH";      }      try {         xmlBlasterConnection = glob.getXmlBlasterAccess();         ConnectQos qos = new ConnectQos(glob);         xmlBlasterConnection.connect(qos, null); // Login to xmlBlaster      }      catch (Exception e) {         log.severe(e.toString());         e.printStackTrace();      }      GetKey xmlKeyWr = new GetKey(glob, xmlKey, queryType);      GetQos xmlQos = new GetQos(glob);      MsgUnit[] msgs = xmlBlasterConnection.get(xmlKeyWr.toXml(), xmlQos.toXml());      log.info("Got " + msgs.length + " messages for '" + xmlKey + "'");      for (int ii=0; ii<msgs.length; ii++) {         System.out.println("\n" + msgs[ii].toXml());      }      xmlBlasterConnection.disconnect(null);   }   /**    * Command line usage.    */   private void usage() {      System.out.println("----------------------------------------------------------");      System.out.println("java org.xmlBlaster.client.reader.GetMessage <options>");      System.out.println("----------------------------------------------------------");      System.out.println("Options:");      System.out.println("   -?                  Print this message.");      System.out.println("");      System.out.println("   -oid <XmlKeyOid>    The unique oid of the message");      System.out.println("   -xpath <XPATH>      The XPATH query");      //I_XmlBlasterAccess.usage();      //log.usage();      System.out.println("----------------------------------------------------------");      System.out.println("Example:");      System.out.println("java org.xmlBlaster.client.reader.GetMessage -oid mySpecialMessage");      System.out.println("");      System.out.println("java org.xmlBlaster.client.reader.GetMessage -oid __cmd:?freeMem");      System.out.println("");      System.out.println("java org.xmlBlaster.client.reader.GetMessage -xpath //key/CAR");      System.out.println("----------------------------------------------------------");      System.out.println("");   }   /**    * Invoke:  java org.xmlBlaster.client.reader.GetMessage  -loginName Tim  -passwd secret  -oid __cmd:?totalMem    */   public static void main(String args[]) {      Global glob = new Global();      if (glob.init(args) != 0) {         GetMessage getter = new GetMessage(glob);         getter.usage();         System.exit(0);      }      try {         GetMessage getter = new GetMessage(glob);         getter.get();      }       catch (XmlBlasterException e) {         System.out.println("ERROR: " + e.getMessage());      }      catch (Throwable e) {         e.printStackTrace();         System.out.println("ERROR: " + e.toString());      }   }}