gov.virginia.dcjs.jini.service
Class AccessService

java.lang.Object
  java.rmi.server.RemoteObject
      java.rmi.server.RemoteServer
          java.rmi.server.UnicastRemoteObject
              gov.virginia.dcjs.jini.service.GenericService
                  gov.virginia.dcjs.jini.service.GenericDatabaseService
                      gov.virginia.dcjs.jini.service.AccessService

All Implemented Interfaces:

net.jini.admin.Administrable, AdministrableRMI, DatabaseService, DatabaseServiceRMI, com.sun.jini.admin.DestroyAdmin, java.util.EventListener, java.rmi.Remote, java.io.Serializable, ServiceAdmin, net.jini.lookup.ServiceIDListener

public class AccessService

extends GenericDatabaseService

implements DatabaseServiceRMI, AdministrableRMI

This class manages all MS Access DSNs on a particular machine that * are to be utilized by Java clients.

See Also:

Serialized Form

Field Summary

Fields inherited from class gov.virginia.dcjs.jini.service.GenericDatabaseService

BOOLEAN_TYPE, DATE_TYPE, NUMERIC_TYPE, OTHER_TYPE, TEXT_TYPE

Fields inherited from class gov.virginia.dcjs.jini.service.GenericService

r_name

Fields inherited from class java.rmi.server.RemoteObject

ref

Fields inherited from interface gov.virginia.dcjs.jini.shared.DatabaseService

DATE, DATETIME, DELIMITER, NULL, UNKNOWN

Constructor Summary

AccessService()

Method Summary

protected java.lang.String	getDateFunction(int format) Provides the database specific function for returning the current * date, i.e.
protected int	getGeneralFieldType(java.lang.String name) Generalize the field type into one of four categories: * * TEXT * DATE * BOOLEAN * OTHERTYPE * * @param name Type name specific to the database.
protected void	initializeServiceName() Specify this service's unique name.
static void	main(java.lang.String[] args)
protected java.lang.String	makeBoolean(java.lang.String value) Prepare the provided value to make it an acceptable boolean value.
protected java.lang.String	makeDate(java.lang.String value) Prepare the provided value to make it an acceptable date literal value.
protected java.lang.String	makeNumeric(java.lang.String value) Prepare the provided value to make it an acceptable numeric value.
protected java.lang.String	makeText(java.lang.String value) Prepare the provided value to make it an acceptable text string.

Methods inherited from class gov.virginia.dcjs.jini.service.GenericDatabaseService

addSource, delete, finalize, insert, insert, insert, isSentinal, logWrite, makeOther, obtainDataSources, releaseDataSources, select, select, start, stop, update

Methods inherited from class gov.virginia.dcjs.jini.service.GenericService

destroy, getAdmin, serviceIDNotify

Methods inherited from class java.rmi.server.UnicastRemoteObject

clone, exportObject, exportObject, exportObject, unexportObject

Methods inherited from class java.rmi.server.RemoteServer

getClientHost, getLog, setLog

Methods inherited from class java.rmi.server.RemoteObject

equals, getRef, hashCode, toString, toStub

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface gov.virginia.dcjs.jini.shared.DatabaseService

delete, insert, insert, insert, obtainDataSources, releaseDataSources, select, select, update

Methods inherited from interface net.jini.admin.Administrable

getAdmin

Constructor Detail

AccessService

public AccessService()
              throws java.rmi.RemoteException

Method Detail

main

public static void main(java.lang.String[] args)
                 throws java.lang.Exception

Throws:

java.lang.Exception

initializeServiceName

protected void initializeServiceName()

Specify this service's unique name. Called from * GenericService topmost super class.

Specified by:

initializeServiceName in class GenericService

getDateFunction

protected java.lang.String getDateFunction(int format)

Provides the database specific function for returning the current * date, i.e. 01/01/2001, or the current date AND time, i.e. * 01/01/2001 00:00:01. * @param format DatabaseService constant representing * the desired format, whether just the date, or the time as well. * @return Function signature for obtaining the current date from * the database.

Specified by:

getDateFunction in class GenericDatabaseService

getGeneralFieldType

protected int getGeneralFieldType(java.lang.String name)

Generalize the field type into one of four categories: *

*
• TEXT
*
• DATE
*
• BOOLEAN
*
• OTHERTYPE
*

* @param name Type name specific to the database. * @return Integer value depicting the general type.

Specified by:

getGeneralFieldType in class GenericDatabaseService

makeText

protected java.lang.String makeText(java.lang.String value)

Prepare the provided value to make it an acceptable text string. * Essentially, the provided value is surrounded in single quotes, * and existing single quotes within the string are changed to the * grave (`) character. * @param value Text field value to prepare. * @return Properly formatted text field value.

Specified by:

makeText in class GenericDatabaseService

makeBoolean

protected java.lang.String makeBoolean(java.lang.String value)

Prepare the provided value to make it an acceptable boolean value. * @param value Value to be prepared (either "true" or "false"). * @return Properly converted boolean representation for this value.

Specified by:

makeBoolean in class GenericDatabaseService

makeNumeric

protected java.lang.String makeNumeric(java.lang.String value)

Prepare the provided value to make it an acceptable numeric value. * @param value Value to be prepared. * @return Properly converted numeric representation for this value.

Specified by:

makeNumeric in class GenericDatabaseService

makeDate

protected java.lang.String makeDate(java.lang.String value)

Prepare the provided value to make it an acceptable date literal value. * Note: Date function signatures will remain unchanged. * @param value Date string to make into the literal * @return Properly converted value into a date literal.

Overrides:

makeDate in class GenericDatabaseService