de.unkrig.commons.file.contentsprocessing

Class SelectiveContentsProcessor<T>

java.lang.Object

de.unkrig.commons.file.contentsprocessing.SelectiveContentsProcessor<T>

Type Parameters:

T - The type returned by process(String, InputStream, long, long, ProducerWhichThrows)

All Implemented Interfaces:

ContentsProcessor<T>

public class SelectiveContentsProcessor<T>
extends Object
implements ContentsProcessor<T>

See Also:

process(String, InputStream, long, long, ProducerWhichThrows)

Constructor Summary

Constructors

Constructor and Description
SelectiveContentsProcessor(Predicate<? super String> pathPredicate, ContentsProcessor<T> trueDelegate, ContentsProcessor<T> falseDelegate)

Method Summary

Modifier and Type	Method and Description
T	process(String path, InputStream is, long size, long crc32, ProducerWhichThrows<? extends InputStream,? extends IOException> opener) If the pathPredicate evaluates to true for the path, then the trueDelegate is called, otherwise the falseDelegate.

Methods inherited from class java.lang.Object

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

Constructor Detail

SelectiveContentsProcessor

public SelectiveContentsProcessor(Predicate<? super String> pathPredicate,
                                  ContentsProcessor<T> trueDelegate,
                                  ContentsProcessor<T> falseDelegate)

Method Detail

process

@Nullable
public T process(String path,
                            InputStream is,
                            long size,
                            long crc32,
                            ProducerWhichThrows<? extends InputStream,? extends IOException> opener)
                     throws IOException

If the pathPredicate evaluates to true for the path, then the trueDelegate is called, otherwise the falseDelegate.

Specified by:

process in interface ContentsProcessor<T>

Parameters:

path - E.g. "c:/dir/zipfile!dir/zipfile!dir/file"

size - -1 if unknown

crc32 - -1 if unknown

opener - Re-produces the inputStream

Throws:

IOException - Message should NOT include the path