org.glassfish.grizzly.filterchain
Class DefaultFilterChain

java.lang.Object
  org.glassfish.grizzly.filterchain.AbstractFilterChain
      org.glassfish.grizzly.filterchain.ListFacadeFilterChain
          org.glassfish.grizzly.filterchain.DefaultFilterChain

All Implemented Interfaces:

java.lang.Iterable<Filter>, java.util.Collection<Filter>, java.util.List<Filter>, FilterChain, Processor<Context>

public final class DefaultFilterChain
extends ListFacadeFilterChain

Default FilterChain implementation

Author:

Alexey Stashok

See Also:

FilterChain, Filter

Nested Class Summary

static class	DefaultFilterChain.FILTER_STATE_TYPE
static class	DefaultFilterChain.FiltersState
static class	DefaultFilterChain.FilterStateElement

Field Summary

Fields inherited from class org.glassfish.grizzly.filterchain.ListFacadeFilterChain

filters

Fields inherited from class org.glassfish.grizzly.filterchain.AbstractFilterChain

interestedIoEventsMask

Constructor Summary

DefaultFilterChain()

DefaultFilterChain(java.util.Collection<Filter> initialFilters)

Method Summary

ProcessorResult	execute(FilterChainContext ctx) Execute this FilterChain.
protected org.glassfish.grizzly.filterchain.DefaultFilterChain.FilterExecution	executeChainPart(FilterChainContext ctx, FilterExecutor executor, int start, int end, DefaultFilterChain.FiltersState filtersState) Sequentially lets each Filter in chain to process IOEvent.
protected NextAction	executeFilter(FilterExecutor executor, Filter currentFilter, FilterChainContext ctx) Execute the Filter, using specific FilterExecutor and FilterChainContext.
void	fail(FilterChainContext context, java.lang.Throwable failure)
void	fireEventDownstream(Connection connection, FilterChainEvent event, CompletionHandler<FilterChainContext> completionHandler)
void	fireEventUpstream(Connection connection, FilterChainEvent event, CompletionHandler<FilterChainContext> completionHandler)
void	flush(Connection connection, CompletionHandler<WriteResult> completionHandler)
protected static int	indexOfRemainder(DefaultFilterChain.FiltersState filtersState, FilterChainContext.Operation operation, int start, int end) Locates a message remainder in the FilterChain, associated with the Connection.
protected static boolean	prepareRemainder(FilterChainContext ctx, DefaultFilterChain.FiltersState filtersState, int start, int end) Locates a message remainder in the FilterChain, associated with the Connection and prepares the Context for remainder processing.
ProcessorResult	process(Context context) Method will be called by framework to process some event, which occurred on a connection
void	read(Connection connection, CompletionHandler<ReadResult> completionHandler)
ReadResult	read(FilterChainContext context)
DefaultFilterChain	subList(int fromIndex, int toIndex)
void	write(Connection connection, java.lang.Object dstAddress, java.lang.Object message, CompletionHandler completionHandler, PushBackHandler pushBackHandler)

Methods inherited from class org.glassfish.grizzly.filterchain.ListFacadeFilterChain

add, add, addAll, addAll, clear, contains, containsAll, get, indexOf, isEmpty, iterator, lastIndexOf, listIterator, listIterator, notifyChangedExcept, remove, remove, removeAll, retainAll, set, size, toArray, toArray

Methods inherited from class org.glassfish.grizzly.filterchain.AbstractFilterChain

finalize, indexOfType, isInterested, obtainContext, obtainFilterChainContext, setInterested

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.List

equals, hashCode

Constructor Detail

DefaultFilterChain

public DefaultFilterChain()

DefaultFilterChain

public DefaultFilterChain(java.util.Collection<Filter> initialFilters)

Method Detail

process

public ProcessorResult process(Context context)

Description copied from interface: Processor

Method will be called by framework to process some event, which occurred on a connection

Parameters:

context - processing context

Returns:

the result of I/O event processing

execute

public ProcessorResult execute(FilterChainContext ctx)

Execute this FilterChain.

Parameters:

ctx - FilterChainContext processing context

Returns:

ProcessorResult

Throws:

java.lang.Exception

executeChainPart

protected final org.glassfish.grizzly.filterchain.DefaultFilterChain.FilterExecution executeChainPart(FilterChainContext ctx,
                                                                                                      FilterExecutor executor,
                                                                                                      int start,
                                                                                                      int end,
                                                                                                      DefaultFilterChain.FiltersState filtersState)
                                                                                               throws java.io.IOException

Sequentially lets each Filter in chain to process IOEvent.

Parameters:

ctx - FilterChainContext processing context

executor - FilterExecutor, which will call appropriate filter operation to process IOEvent.

Returns:

TODO: Update

Throws:

java.io.IOException

executeFilter

protected NextAction executeFilter(FilterExecutor executor,
                                   Filter currentFilter,
                                   FilterChainContext ctx)
                            throws java.io.IOException

Execute the Filter, using specific FilterExecutor and FilterChainContext.

Parameters:

executor -

currentFilter -

ctx -

Returns:

NextAction.

Throws:

java.io.IOException

prepareRemainder

protected static boolean prepareRemainder(FilterChainContext ctx,
                                          DefaultFilterChain.FiltersState filtersState,
                                          int start,
                                          int end)

Locates a message remainder in the FilterChain, associated with the Connection and prepares the Context for remainder processing.

indexOfRemainder

protected static int indexOfRemainder(DefaultFilterChain.FiltersState filtersState,
                                      FilterChainContext.Operation operation,
                                      int start,
                                      int end)

Locates a message remainder in the FilterChain, associated with the Connection.

read

public void read(Connection connection,
                 CompletionHandler<ReadResult> completionHandler)

read

public ReadResult read(FilterChainContext context)
                throws java.io.IOException

Throws:

java.io.IOException

write

public void write(Connection connection,
                  java.lang.Object dstAddress,
                  java.lang.Object message,
                  CompletionHandler completionHandler,
                  PushBackHandler pushBackHandler)

flush

public void flush(Connection connection,
                  CompletionHandler<WriteResult> completionHandler)

fireEventDownstream

public void fireEventDownstream(Connection connection,
                                FilterChainEvent event,
                                CompletionHandler<FilterChainContext> completionHandler)

fireEventUpstream

public void fireEventUpstream(Connection connection,
                              FilterChainEvent event,
                              CompletionHandler<FilterChainContext> completionHandler)

fail

public void fail(FilterChainContext context,
                 java.lang.Throwable failure)

subList

public DefaultFilterChain subList(int fromIndex,
                                  int toIndex)