Package org.infinispan.commons.util

Class AbstractFileLookup

java.lang.Object

org.infinispan.commons.util.AbstractFileLookup

All Implemented Interfaces:

FileLookup

Direct Known Subclasses:

FileLookupFactory.DefaultFileLookup

public abstract class AbstractFileLookup
extends Object
implements FileLookup

Constructor Summary

Constructors

Constructor	Description
AbstractFileLookup()

Method Summary

Modifier and Type	Method	Description
protected abstract InputStream	getAsInputStreamFromClassLoader(String filename, ClassLoader cl)
protected abstract URL	getAsURLFromClassLoader(String filename, ClassLoader cl)
protected abstract Collection<URL>	getAsURLsFromClassLoader(String filename, ClassLoader cl)
InputStream	lookupFile(String filename, ClassLoader cl)	Looks up the file, see : FileLookupFactory.DefaultFileLookup.
URL	lookupFileLocation(String filename, ClassLoader cl)
Collection<URL>	lookupFileLocations(String filename, ClassLoader cl)
InputStream	lookupFileStrict(String filename, ClassLoader cl)	Looks up the file, see : FileLookupFactory.DefaultFileLookup.
InputStream	lookupFileStrict(URI uri, ClassLoader cl)	Looks up the file, see : FileLookupFactory.DefaultFileLookup.

Constructor Detail

AbstractFileLookup

public AbstractFileLookup()

Method Detail

lookupFile

public InputStream lookupFile(String filename,
                              ClassLoader cl)

Looks up the file, see : FileLookupFactory.DefaultFileLookup.

Specified by:

lookupFile in interface FileLookup

Parameters:

filename - might be the name of the file (too look it up in the class path) or an url to a file.

Returns:

an input stream to the file or null if nothing found through all lookup steps.

getAsInputStreamFromClassLoader

protected abstract InputStream getAsInputStreamFromClassLoader(String filename,
                                                               ClassLoader cl)

lookupFileStrict

public InputStream lookupFileStrict(String filename,
                                    ClassLoader cl)
                             throws FileNotFoundException

Looks up the file, see : FileLookupFactory.DefaultFileLookup.

Specified by:

lookupFileStrict in interface FileLookup

Parameters:

filename - might be the name of the file (too look it up in the class path) or an url to a file.

Returns:

an input stream to the file or null if nothing found through all lookup steps.

Throws:

FileNotFoundException - if file cannot be found

lookupFileStrict

public InputStream lookupFileStrict(URI uri,
                                    ClassLoader cl)
                             throws FileNotFoundException

Description copied from interface: FileLookup

Looks up the file, see : FileLookupFactory.DefaultFileLookup.

Specified by:

lookupFileStrict in interface FileLookup

Parameters:

uri - An absolute, hierarchical URI with a scheme equal to "file" that represents the file to lookup

Returns:

an input stream to the file or null if nothing found through all lookup steps.

Throws:

FileNotFoundException - if file cannot be found

lookupFileLocation

public URL lookupFileLocation(String filename,
                              ClassLoader cl)

Specified by:

lookupFileLocation in interface FileLookup

getAsURLFromClassLoader

protected abstract URL getAsURLFromClassLoader(String filename,
                                               ClassLoader cl)

lookupFileLocations

public Collection<URL> lookupFileLocations(String filename,
                                           ClassLoader cl)
                                    throws IOException

Specified by:

lookupFileLocations in interface FileLookup

Throws:

IOException

getAsURLsFromClassLoader

protected abstract Collection<URL> getAsURLsFromClassLoader(String filename,
                                                            ClassLoader cl)
                                                     throws IOException

Throws:

IOException