org.opennms.netmgt.vmmgr
Class DatabaseChecker

java.lang.Object
  org.opennms.netmgt.vmmgr.DatabaseChecker

public class DatabaseChecker
extends Object

This is the singleton class used to load the OpenNMS database configuration from the opennms-database.xml. This provides convenience methods to create database connections to the database configured in this default xml

Note: Users of this class should make sure the init() is called before calling any other method to ensure the config is loaded before accessing other convenience methods

Author:

Brian Weaver , OpenNMS

Constructor Summary

protected	DatabaseChecker() Load the config from the default config file and create the singleton instance of this factory.
protected	DatabaseChecker(String configFile) Protected constructor

Method Summary

void	check()
static void	main(String[] argv)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DatabaseChecker

protected DatabaseChecker(String configFile)
                   throws IOException,
                          org.exolab.castor.xml.MarshalException,
                          org.exolab.castor.xml.ValidationException,
                          ClassNotFoundException

Protected constructor

Throws:

IOException - Thrown if the specified config file cannot be read

org.exolab.castor.xml.MarshalException - Thrown if the file does not conform to the schema.

org.exolab.castor.xml.ValidationException - Thrown if the contents do not match the required schema.

ClassNotFoundException

DatabaseChecker

protected DatabaseChecker()
                   throws IOException,
                          org.exolab.castor.xml.MarshalException,
                          org.exolab.castor.xml.ValidationException,
                          ClassNotFoundException

Load the config from the default config file and create the singleton instance of this factory.

Throws:

IOException - Thrown if the specified config file cannot be read

org.exolab.castor.xml.MarshalException - Thrown if the file does not conform to the schema.

org.exolab.castor.xml.ValidationException - Thrown if the contents do not match the required schema.

ClassNotFoundException

Method Detail

check

public void check()
           throws SQLException

Throws:

SQLException

main

public static void main(String[] argv)
                 throws Exception

Throws:

Exception