org.apache.axiom.attachments
Class CachedFileDataSource
java.lang.Object
javax.activation.FileDataSource
org.apache.axiom.attachments.CachedFileDataSource
- All Implemented Interfaces:
- DataSource, SizeAwareDataSource
public class CachedFileDataSource
- extends FileDataSource
- implements SizeAwareDataSource
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
CachedFileDataSource
public CachedFileDataSource(File file)
getContentType
public String getContentType()
- Specified by:
getContentType
in interface DataSource
- Overrides:
getContentType
in class FileDataSource
setContentType
public void setContentType(String contentType)
getSize
public long getSize()
- Description copied from interface:
SizeAwareDataSource
- Get the size of the data source.
Implementations must return the number of bytes that can be read from
the input stream returned by
DataSource.getInputStream()
before reaching
the end of the stream. If the implementation is unable to determine the
size, it must return -1.
- Specified by:
getSize
in interface SizeAwareDataSource
- Returns:
- the size of the data source or -1 if the size is not known
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