org.jsefa

Interface Deserializer

All Known Subinterfaces:

CsvDeserializer, FlrDeserializer, RbfDeserializer, XmlDeserializer

All Known Implementing Classes:

CsvDeserializerImpl, FlrDeserializerImpl, RbfDeserializerImpl, XmlDeserializerImpl

public interface Deserializer

Iterator-style interface for stream based deserializers.

Author:

Norman Lahme-Huetig

Method Summary

Methods

Modifier and Type	Method and Description
void	close(boolean closeReader) Closes the deserialization stream.
InputPosition	getInputPosition() Returns information about the current position within the input stream.
boolean	hasNext() Returns true if another object can be deserialized from the stream.
<T> T	next() Deserializes an object from the stream.
void	open(Reader reader) Opens a new deserialization stream based on the given reader.

Method Detail

open

void open(Reader reader)

Opens a new deserialization stream based on the given reader.

Parameters:

reader - the reader to base the stream on.

Throws:

DeserializationException

hasNext

boolean hasNext()

Returns true if another object can be deserialized from the stream.

Returns:

true, if another object can be deserialized from the stream, otherwise false.

Throws:

DeserializationException

next

<T> T next()

Deserializes an object from the stream.

Type Parameters:

T - the expected type of the object

Returns:

the deserialized object.

Throws:

DeserializationException

close

void close(boolean closeReader)

Closes the deserialization stream. The underlying reader will be closed only if closeReader is true.

Parameters:

closeReader - if true, the underlying reader will be closed, too.

Throws:

DeserializationException

getInputPosition

InputPosition getInputPosition()

Returns information about the current position within the input stream.

Returns:

the input position or null if no position information is available