Class DatabaseDeleteAction

  extended by org.apache.avalon.framework.logger.AbstractLogEnabled
      extended by org.apache.cocoon.acting.AbstractAction
          extended by org.apache.cocoon.acting.AbstractConfigurableAction
              extended by org.apache.cocoon.acting.ConfigurableServiceableAction
                  extended by org.apache.cocoon.acting.AbstractComplementaryConfigurableAction
                      extended by org.apache.cocoon.acting.AbstractDatabaseAction
                          extended by org.apache.cocoon.acting.DatabaseDeleteAction
All Implemented Interfaces:
Disposable, Component, Configurable, LogEnabled, Serviceable, ThreadSafe, Action

public final class DatabaseDeleteAction
extends AbstractDatabaseAction
implements ThreadSafe

Delete a record from a database. This Action assumes that all dependant data is either automatically cleaned up by cascading deletes, or that multiple instances of this action are being used in the correct order. In other words, it removes one record by the keys.

CVS $Id: DatabaseDeleteAction.html 1304258 2012-03-23 10:09:27Z ilgrosso $
Berin Loritsch

Field Summary
Fields inherited from class org.apache.cocoon.acting.AbstractDatabaseAction
dbselector, files, typeConstants
Fields inherited from class org.apache.cocoon.acting.ConfigurableServiceableAction
Fields inherited from class org.apache.cocoon.acting.AbstractConfigurableAction
Fields inherited from class org.apache.cocoon.acting.AbstractAction
Fields inherited from interface org.apache.cocoon.acting.Action
Constructor Summary
Method Summary
 Map act(Redirector redirector, SourceResolver resolver, Map objectModel, String source, Parameters param)
          Delete a record from the database.
Methods inherited from class org.apache.cocoon.acting.AbstractDatabaseAction
buildList, buildList, dispose, getColumn, getDataSource, getRequestAttribute, isLargeObject, service, setColumn, setColumn, setColumn, setColumn, setRequestAttribute
Methods inherited from class org.apache.cocoon.acting.AbstractComplementaryConfigurableAction
getConfiguration, getConfiguration, getConfiguration
Methods inherited from class org.apache.cocoon.acting.AbstractConfigurableAction
Methods inherited from class org.apache.avalon.framework.logger.AbstractLogEnabled
enableLogging, getLogger, setupLogger, setupLogger, setupLogger
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail


public DatabaseDeleteAction()
Method Detail


public final Map act(Redirector redirector,
                     SourceResolver resolver,
                     Map objectModel,
                     String source,
                     Parameters param)
              throws Exception
Delete a record from the database. This action assumes that the file referenced by the "descriptor" parameter conforms to the AbstractDatabaseAction specifications.

Specified by:
act in interface Action
resolver - The SourceResolver in charge
objectModel - The Map with object of the calling environment which can be used to select values this controller may need (ie Request, Response).
source - A source String to the Action
param - The Parameters for this invocation
Map The returned Map object with sitemap substitution values which can be used in subsequent elements attributes like src= using a xpath like expression: src="mydir/{myval}/foo" If the return value is null the processing inside the element of the sitemap will be skipped.
Exception - Indicates something is totally wrong

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