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Java Source Code / Java Documentation » Web Crawler » heritrix » org.archive.io.arc 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


java.lang.Object
   org.archive.io.arc.ARCUtils

ARCUtils
public class ARCUtils implements ARCConstants(Code)




Method Summary
public static  booleanisCompressed(File arcFile)
    
Parameters:
  arcFile - File to test.
public static  StringparseArcFilename(String pathOrUri)
    
Parameters:
  pathOrUri - Path or URI to extract arc filename from.
public static  booleantestCompressedARCFile(File arcFile)
     Check file is compressed and in ARC GZIP format.
Parameters:
  arcFile - File to test if its Internet Archive ARC fileGZIP compressed.
public static  booleantestCompressedARCFile(File arcFile, boolean skipSuffixCheck)
     Check file is compressed and in ARC GZIP format.
Parameters:
  arcFile - File to test if its Internet Archive ARC fileGZIP compressed.
Parameters:
  skipSuffixCheck - Set to true if we're not to test on the'.arc.gz' suffix.
public static  booleantestCompressedARCStream(InputStream is)
     Tests passed stream is gzip stream by reading in the HEAD. Does not reposition the stream.
public static  booleantestCompressedRepositionalStream(RepositionableStream rs)
     Tests passed stream is gzip stream by reading in the HEAD. Does reposition of stream when done.
Parameters:
  rs - An InputStream that is Repositionable.
public static  booleantestCompressedStream(InputStream is)
     Tests passed stream is gzip stream by reading in the HEAD. Does reposition of stream when done.
Parameters:
  is - An InputStream.
public static  booleantestUncompressedARCFile(File arcFile)
     Check file is uncompressed ARC file.
Parameters:
  arcFile - File to test if its Internet Archive ARC file uncompressed.



Method Detail
isCompressed
public static boolean isCompressed(File arcFile) throws IOException(Code)

Parameters:
  arcFile - File to test. True if arcFile is compressed ARC.
throws:
  IOException -



parseArcFilename
public static String parseArcFilename(String pathOrUri) throws URISyntaxException(Code)

Parameters:
  pathOrUri - Path or URI to extract arc filename from. Extracted arc file name.
throws:
  URISyntaxException -



testCompressedARCFile
public static boolean testCompressedARCFile(File arcFile) throws IOException(Code)
Check file is compressed and in ARC GZIP format.
Parameters:
  arcFile - File to test if its Internet Archive ARC fileGZIP compressed. True if this is an Internet Archive GZIP'd ARC file (It beginsw/ the Internet Archive GZIP header and has theCOMPRESSED_ARC_FILE_EXTENSION suffix).
exception:
  IOException - If file does not exist or is not unreadable.



testCompressedARCFile
public static boolean testCompressedARCFile(File arcFile, boolean skipSuffixCheck) throws IOException(Code)
Check file is compressed and in ARC GZIP format.
Parameters:
  arcFile - File to test if its Internet Archive ARC fileGZIP compressed.
Parameters:
  skipSuffixCheck - Set to true if we're not to test on the'.arc.gz' suffix. True if this is an Internet Archive GZIP'd ARC file (It beginsw/ the Internet Archive GZIP header).
exception:
  IOException - If file does not exist or is not unreadable.



testCompressedARCStream
public static boolean testCompressedARCStream(InputStream is) throws IOException(Code)
Tests passed stream is gzip stream by reading in the HEAD. Does not reposition the stream. That is left up to the caller.
Parameters:
  is - An InputStream. True if compressed stream.
throws:
  IOException -



testCompressedRepositionalStream
public static boolean testCompressedRepositionalStream(RepositionableStream rs) throws IOException(Code)
Tests passed stream is gzip stream by reading in the HEAD. Does reposition of stream when done.
Parameters:
  rs - An InputStream that is Repositionable. True if compressed stream.
throws:
  IOException -



testCompressedStream
public static boolean testCompressedStream(InputStream is) throws IOException(Code)
Tests passed stream is gzip stream by reading in the HEAD. Does reposition of stream when done.
Parameters:
  is - An InputStream. True if compressed stream.
throws:
  IOException -



testUncompressedARCFile
public static boolean testUncompressedARCFile(File arcFile) throws IOException(Code)
Check file is uncompressed ARC file.
Parameters:
  arcFile - File to test if its Internet Archive ARC file uncompressed. True if this is an Internet Archive ARC file.
exception:
  IOException - If file does not exist or is not unreadable.



Methods inherited from java.lang.Object
native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc)
public boolean equals(Object obj)(Code)(Java Doc)
protected void finalize() throws Throwable(Code)(Java Doc)
final native public Class getClass()(Code)(Java Doc)
native public int hashCode()(Code)(Java Doc)
final native public void notify()(Code)(Java Doc)
final native public void notifyAll()(Code)(Java Doc)
public String toString()(Code)(Java Doc)
final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc)
final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc)
final public void wait() throws InterruptedException(Code)(Java Doc)

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