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public interface SizeAwareDataSource
Optional extension interface that can be implemented by data sources that support a
getSize method.
Code working with data sources can use this interface to optimize certain operations.
An example is
BufferUtils.doesDataHandlerExceedLimit(javax.activation.DataHandler, int)
.
Method Summary | |
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long |
getSize()
Get the size of the data source. |
Methods inherited from interface javax.activation.DataSource |
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getContentType, getInputStream, getName, getOutputStream |
Method Detail |
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long getSize()
DataSource.getInputStream()
before reaching
the end of the stream.
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