org.eclipse.core.internal.dtree
Interface IDataFlattener

public interface IDataFlattener

The IElementInfoFlattener interface supports reading and writing element info objects.

Method Summary

java.lang.Object	readData(org.eclipse.core.runtime.IPath path, java.io.DataInput input) Reads a data object from the given input stream.
void	writeData(org.eclipse.core.runtime.IPath path, java.lang.Object data, java.io.DataOutput output) Writes the given data to the output stream.

Method Detail

readData

java.lang.Object readData(org.eclipse.core.runtime.IPath path,
                          java.io.DataInput input)
                          throws java.io.IOException

Reads a data object from the given input stream.

Parameters:

path - the path of the element to be read

input - the stream from which the element info should be read.

Returns:

the object associated with the given path, which may be null.

Throws:

java.io.IOException

writeData

void writeData(org.eclipse.core.runtime.IPath path,
               java.lang.Object data,
               java.io.DataOutput output)
               throws java.io.IOException

Writes the given data to the output stream.

N.B. The bytes written must be sufficient for the purposes of reading the object back in.

Parameters:

path - the element's path in the tree

data - the object associated with the given path, which may be null.

Throws:

java.io.IOException