org.crsh.vfs.spi.servlet
Class ServletContextDriver

java.lang.Object
  org.crsh.vfs.spi.AbstractFSDriver<String>
      org.crsh.vfs.spi.servlet.ServletContextDriver

All Implemented Interfaces:

FSDriver<String>

public class ServletContextDriver

extends AbstractFSDriver<String>

pathPattern

static final Pattern pathPattern

A valid path.

ctx

private final javax.servlet.ServletContext ctx

.

root

private final String root

.

ServletContextDriver

public ServletContextDriver(javax.servlet.ServletContext ctx,
                            String root)

root

public String root()
            throws IOException

Description copied from interface: FSDriver

Returns the root handle.

Returns:

the root handle

Throws:

IOException - any io exception

name

public String name(String file)
            throws IOException

Throws:

IOException

isDir

public boolean isDir(String file)
              throws IOException

Throws:

IOException

children

public Iterable<String> children(String parent)
                          throws IOException

Throws:

IOException

toURL

public URL toURL(String file)
          throws IOException

The implementation attempts to get an URL that will be valid for the file system first (when the war is usually exploded) and if it is not able, it will delegate to ServletContext.getResource(String).

Parameters:

file - the file path

Returns:

the URL

Throws:

IOException - any io exception

getLastModified

public long getLastModified(String handle)
                     throws IOException

Throws:

IOException

open

public InputStream open(String handle)
                 throws IOException

Throws:

IOException

assertMatch

private Matcher assertMatch(String path)