edu.vt.middleware.ldap.handler
Class AbstractResultHandler<R,O>

java.lang.Object
  edu.vt.middleware.ldap.handler.AbstractResultHandler<R,O>

Type Parameters:

R - type of result

O - type of output

All Implemented Interfaces:

ResultHandler<R,O>

Direct Known Subclasses:

CopyResultHandler

public abstract class AbstractResultHandler<R,O>
extends Object
implements ResultHandler<R,O>

AbstractResultHandler implements common handler functionality.

Version:

$Revision: 1330 $ $Date: 2010-05-23 18:10:53 -0400 (Sun, 23 May 2010) $

Author:

Middleware Services

Field Summary

protected org.apache.commons.logging.Log

logger Log for this class.

Constructor Summary

AbstractResultHandler()

Method Summary

List<O>	process(SearchCriteria sc, List<? extends R> l) This will enumerate through the supplied List and return a List of those results.
List<O>	process(SearchCriteria sc, NamingEnumeration<? extends R> en) This will enumerate through the supplied NamingEnumeration and return a List of those results.
List<O>	process(SearchCriteria sc, NamingEnumeration<? extends R> en, Class<?>[] ignore) This will enumerate through the supplied NamingEnumeration and return a List of those results.
protected abstract O	processResult(SearchCriteria sc, R r) Processes the supplied result.

Methods inherited from class java.lang.Object

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

Field Detail

logger

protected final org.apache.commons.logging.Log logger

Log for this class.

Constructor Detail

AbstractResultHandler

public AbstractResultHandler()

Method Detail

process

public List<O> process(SearchCriteria sc,
                       NamingEnumeration<? extends R> en)
                throws NamingException

This will enumerate through the supplied NamingEnumeration and return a List of those results. The results are unaltered and the dn is ignored.

Specified by:

process in interface ResultHandler<R,O>

Parameters:

sc - SearchCriteria used to find enumeration

en - NamingEnumeration LDAP results

Returns:

List - LDAP results

Throws:

NamingException - if the LDAP returns an error

process

public List<O> process(SearchCriteria sc,
                       NamingEnumeration<? extends R> en,
                       Class<?>[] ignore)
                throws NamingException

This will enumerate through the supplied NamingEnumeration and return a List of those results. The results are unaltered and the dn is ignored. Any exceptions passed into this method will be ignored and results will be returned as if no exception occurred.

Specified by:

process in interface ResultHandler<R,O>

Parameters:

sc - SearchCriteria used to find enumeration

en - NamingEnumeration LDAP results

ignore - Class[] of exception types to ignore

Returns:

List - LDAP results

Throws:

NamingException - if the LDAP returns an error

process

public List<O> process(SearchCriteria sc,
                       List<? extends R> l)
                throws NamingException

This will enumerate through the supplied List and return a List of those results. The results are unaltered and the dn is ignored.

Specified by:

process in interface ResultHandler<R,O>

Parameters:

sc - SearchCriteria used to find enumeration

l - List LDAP results

Returns:

List - LDAP results

Throws:

NamingException - if the LDAP returns an error

processResult

protected abstract O processResult(SearchCriteria sc,
                                   R r)
                            throws NamingException

Processes the supplied result.

Parameters:

sc - SearchCriteria used to retrieve the result

r - R result to process

Returns:

O processed result

Throws:

NamingException - if the supplied result cannot be read