org.milyn.delivery
Class Filter

java.lang.Object
  org.milyn.delivery.Filter

Direct Known Subclasses:

SmooksDOMFilter, SmooksSAXFilter

public abstract class Filter
extends Object

Content filter.

Author:

tom.fennelly@gmail.com

Nested Class Summary

static class

Filter.StreamFilterType Filter type enumeration.

Field Summary

static String	CLOSE_RESULT
static String	CLOSE_SOURCE
static String	DEFAULT_SERIALIZATION_ON
static String	REVERSE_VISIT_ORDER_ON_VISIT_AFTER
static String	STREAM_FILTER_TYPE Stream filter type config parameter.
static String	TERMINATE_ON_VISITOR_EXCEPTION

Constructor Summary

Filter()

Method Summary

abstract void	cleanup() Cleanup the Filter.
protected void	close(Result result)
protected void	close(Source source)
abstract void	doFilter(Source source, Result result) Filter the content in the supplied Source instance, outputing the result to the supplied Result instance.
static ExecutionContext	getCurrentExecutionContext() Get the ExecutionContext instance bound to the current thread.
static Filter	getFilter() Get the Filter instance for the current thread.
protected Reader	getReader(Source source, ExecutionContext executionContext)
protected Writer	getWriter(Result result, ExecutionContext executionContext)
static void	removeCurrentExecutionContext() Remove the ExecutionContext bound to the current thread.
static void	removeCurrentFilter() Remove the Filter bound to the current thread.
static void	setCurrentExecutionContext(ExecutionContext executionContext) Set the ExecutionContext instance for the current thread.
static void	setFilter(Filter filter) Set the Filter instance for the current thread.
static void	setFilterType(Smooks smooks, Filter.StreamFilterType filterType) Set the default stream filter type on the supplied Smooks instance.

Methods inherited from class java.lang.Object

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

Field Detail

STREAM_FILTER_TYPE

public static final String STREAM_FILTER_TYPE

Stream filter type config parameter.

See Also:

Constant Field Values

CLOSE_SOURCE

public static final String CLOSE_SOURCE

See Also:

Constant Field Values

CLOSE_RESULT

public static final String CLOSE_RESULT

See Also:

Constant Field Values

DEFAULT_SERIALIZATION_ON

public static final String DEFAULT_SERIALIZATION_ON

See Also:

Constant Field Values

REVERSE_VISIT_ORDER_ON_VISIT_AFTER

public static final String REVERSE_VISIT_ORDER_ON_VISIT_AFTER

See Also:

Constant Field Values

TERMINATE_ON_VISITOR_EXCEPTION

public static final String TERMINATE_ON_VISITOR_EXCEPTION

See Also:

Constant Field Values

Constructor Detail

Filter

public Filter()

Method Detail

doFilter

public abstract void doFilter(Source source,
                              Result result)
                       throws SmooksException

Filter the content in the supplied Source instance, outputing the result to the supplied Result instance.

Parameters:

source - The content Source.

result - The content Result. To serialize the result, supply a StreamResult. To have the result returned as a DOM, supply a DOMResult.

Throws:

SmooksException - Failed to filter.

cleanup

public abstract void cleanup()

Cleanup the Filter.

setFilterType

public static void setFilterType(Smooks smooks,
                                 Filter.StreamFilterType filterType)

Set the default stream filter type on the supplied Smooks instance.

Parameters:

smooks - The Smooks instance.

filterType - The filter type.

getFilter

public static Filter getFilter()

Get the Filter instance for the current thread.

Returns:

The thread-bound Filter instance.

setFilter

public static void setFilter(Filter filter)

Set the Filter instance for the current thread.

Parameters:

filter - The thread-bound Filter instance.

removeCurrentFilter

public static void removeCurrentFilter()

Remove the Filter bound to the current thread.

getCurrentExecutionContext

public static ExecutionContext getCurrentExecutionContext()

Get the ExecutionContext instance bound to the current thread.

Returns:

The thread-bound ExecutionContext instance.

setCurrentExecutionContext

public static void setCurrentExecutionContext(ExecutionContext executionContext)

Set the ExecutionContext instance for the current thread.

Parameters:

executionContext - The thread-bound ExecutionContext instance.

removeCurrentExecutionContext

public static void removeCurrentExecutionContext()

Remove the ExecutionContext bound to the current thread.

getReader

protected Reader getReader(Source source,
                           ExecutionContext executionContext)

getWriter

protected Writer getWriter(Result result,
                           ExecutionContext executionContext)

close

protected void close(Source source)

close

protected void close(Result result)