Package de.erichseifert.vectorgraphics2d.intermediate.filters

Class StreamingFilter

java.lang.Object

de.erichseifert.vectorgraphics2d.intermediate.filters.StreamingFilter

All Implemented Interfaces:

CommandSequence, Filter, Iterable<Command<?>>, Iterator<Command<?>>

Direct Known Subclasses:

AbsoluteToRelativeTransformsFilter, FillPaintedShapeAsImageFilter, GroupingFilter, OptimizeFilter

public abstract class StreamingFilter
extends Object
implements Iterator<Command<?>>, Filter

Field Summary

Fields

Modifier and Type	Field	Description
private final Queue<Command<?>>	buffer
private final Iterator<Command<?>>	iterator

Constructor Summary

Constructors

Constructor	Description
StreamingFilter(CommandSequence stream)

Method Summary

Modifier and Type	Method	Description
protected abstract List<Command<?>>	filter(Command<?> command)
private void	findNextCommand()
boolean	hasNext()
Iterator<Command<?>>	iterator()
Command<?>	next()
void	remove()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Methods inherited from interface java.util.Iterator

forEachRemaining

Field Details

buffer

private final Queue<Command<?>> buffer

iterator

private final Iterator<Command<?>> iterator

Constructor Details

StreamingFilter

public StreamingFilter(CommandSequence stream)

Method Details

iterator

public Iterator<Command<?>> iterator()

Specified by:

iterator in interface Iterable<Command<?>>

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator<Command<?>>

findNextCommand

private void findNextCommand()

next

public Command<?> next()

Specified by:

next in interface Iterator<Command<?>>

remove

public void remove()

Specified by:

remove in interface Iterator<Command<?>>

filter

protected abstract List<Command<?>> filter(Command<?> command)