org.norther.tammi.spray.engine.resource
Class AbstractResourceResolver.AbstractResource

java.lang.Object
  org.norther.tammi.core.cache.PlainResource
      org.norther.tammi.spray.engine.resource.AbstractResourceResolver.AbstractResource

All Implemented Interfaces:

Serializable, EventListener, CacheListener, Resource

Enclosing class:

AbstractResourceResolver

protected abstract class AbstractResourceResolver.AbstractResource
extends PlainResource
implements Resource

An abstract resource.

See Also:

Serialized Form

Constructor Summary

protected

AbstractResourceResolver.AbstractResource(String name, Object src) Constructs a new resource.

Method Summary

boolean	equals(Object object)
long	getCheckInterval() Gets the interval of checking validity of the resource.
InputStream	getInputStream() Gets the resource as a stream.
protected abstract InputStream	getInputStream(Object src) Implements getting of the source specific input stream.
long	getLastModified() Gets the resource modification time.
long	getLength() Gets the length of the resource.
int	getSizeLimit() Gets the size limit for a cached resource.
int	hashCode()
boolean	isValid() Checks whether the original resource is still valid.
void	release() Releases the cached resource.
void	setCheckInterval(long range) Sets the interval of checking validity of the resource.
void	setSizeLimit(int lim) Sets a size limit for a resource.

Methods inherited from class org.norther.tammi.core.cache.PlainResource

activated, expired, getContents, getContents, getName, getPath, getSource, isDeleteOnRelease, passivated, setDeleteOnRelease, setPath

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.norther.tammi.core.cache.Resource

getContents, getName, getPath, getSource, isDeleteOnRelease, setDeleteOnRelease, setPath

Constructor Detail

AbstractResourceResolver.AbstractResource

protected AbstractResourceResolver.AbstractResource(String name,
                                                    Object src)

Constructs a new resource.

Parameters:

name - the resource.

src - the source.

Method Detail

getLength

public long getLength()

Description copied from interface: Resource

Gets the length of the resource.

Specified by:

getLength in interface Resource

Overrides:

getLength in class PlainResource

Returns:

the resource length or -1 if not known.

getLastModified

public long getLastModified()

Description copied from interface: Resource

Gets the resource modification time.

Specified by:

getLastModified in interface Resource

Overrides:

getLastModified in class PlainResource

Returns:

the resource modification time.

getCheckInterval

public long getCheckInterval()

Description copied from interface: Resource

Gets the interval of checking validity of the resource.

Specified by:

getCheckInterval in interface Resource

Overrides:

getCheckInterval in class PlainResource

Returns:

the check interval in milliseconds.

setCheckInterval

public void setCheckInterval(long range)

Description copied from interface: Resource

Sets the interval of checking validity of the resource.

Specified by:

setCheckInterval in interface Resource

Overrides:

setCheckInterval in class PlainResource

Parameters:

range - the check interval in milliseconds (-1 = only once).

getSizeLimit

public int getSizeLimit()

Description copied from interface: Resource

Gets the size limit for a cached resource.

Specified by:

getSizeLimit in interface Resource

Overrides:

getSizeLimit in class PlainResource

Returns:

the limit for a resource size in bytes.

setSizeLimit

public void setSizeLimit(int lim)

Description copied from interface: Resource

Sets a size limit for a resource.

Specified by:

setSizeLimit in interface Resource

Overrides:

setSizeLimit in class PlainResource

Parameters:

lim - a limit for a resource size in bytes (-1 = unlimited).

getInputStream

public InputStream getInputStream()
                           throws IOException

Description copied from interface: Resource

Gets the resource as a stream.

Specified by:

getInputStream in interface Resource

Overrides:

getInputStream in class PlainResource

Returns:

the resource as a stream.

Throws:

IOException - on I/O errors.

isValid

public boolean isValid()

Description copied from interface: Resource

Checks whether the original resource is still valid.

Specified by:

isValid in interface Resource

Overrides:

isValid in class PlainResource

Returns:

true for a valid resource, otherwise false.

release

public void release()

Description copied from interface: Resource

Releases the cached resource.

Specified by:

release in interface Resource

Overrides:

release in class PlainResource

equals

public boolean equals(Object object)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

getInputStream

protected abstract InputStream getInputStream(Object src)
                                       throws IOException

Implements getting of the source specific input stream.

Parameters:

src - the resource source.

Returns:

the source specific input stream.

Throws:

IOException - on I/O errors.