de.unkrig.commons.file.fileprocessing
Class FileContentsProcessor<T>

java.lang.Object
  de.unkrig.commons.file.fileprocessing.FileContentsProcessor<T>

Type Parameters:

T - The type that process(String, File) returns; use "Void" if not needed

All Implemented Interfaces:

FileProcessor<T>

public class FileContentsProcessor<T>
extends java.lang.Object
implements FileProcessor<T>

Processes a file by opening the file, feeding its contents to the ContentsProcessor, and eventually closing the file.

Field Summary

protected ContentsProcessor<T>

contentsProcessor The ContentsProcessor that is used to process a file's contents when process(String, File) is invoked.

Constructor Summary

FileContentsProcessor(ContentsProcessor<T> contentsProcessor)

Method Summary

T	process(java.lang.String path, java.io.File file) Opens the file, passes the input stream to ContentsProcessor.process(String, InputStream, long, long, ProducerWhichThrows), then closes the file.

Methods inherited from class java.lang.Object

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

Field Detail

contentsProcessor

protected final ContentsProcessor<T> contentsProcessor

The ContentsProcessor that is used to process a file's contents when process(String, File) is invoked.

Constructor Detail

FileContentsProcessor

public FileContentsProcessor(ContentsProcessor<T> contentsProcessor)

Method Detail

process

@Nullable
public T process(java.lang.String path,
                          java.io.File file)
          throws java.io.FileNotFoundException,
                 java.io.IOException

Opens the file, passes the input stream to ContentsProcessor.process(String, InputStream, long, long, ProducerWhichThrows), then closes the file.

Subclasses may override this behavior, e.g. by recursing into directories or archives.

Specified by:

process in interface FileProcessor<T>

Parameters:

path - The string that characterizes the file

Throws:

java.io.IOException - Message should include the file name

java.io.FileNotFoundException