org.apache.tools.ant.filters
Class ExpandProperties
- ChainableReader
public final class ExpandProperties
Expands Ant properties, if any, in the data.
Example:
<expandproperties/>
Or:
<filterreader
classname="org.apache.tools.ant.filters.ExpandProperties"/>
Reader | chain(Reader rdr) - Creates a new ExpandProperties filter using the passed in
Reader for instantiation.
|
int | read() - Returns the next character in the filtered stream.
|
ExpandProperties
public ExpandProperties()
Constructor for "dummy" instances.
ExpandProperties
public ExpandProperties(Reader in)
Creates a new filtered reader.
in
- A Reader object providing the underlying stream.
Must not be null
.
chain
public final Reader chain(Reader rdr)
Creates a new ExpandProperties filter using the passed in
Reader for instantiation.
- chain in interface ChainableReader
rdr
- A Reader object providing the underlying stream.
Must not be null
.
- a new filter based on this configuration, but filtering
the specified reader
read
public final int read()
throws IOException
Returns the next character in the filtered stream. The original
stream is first read in fully, and the Ant properties are expanded.
The results of this expansion are then queued so they can be read
character-by-character.
- the next character in the resulting stream, or -1
if the end of the resulting stream has been reached
Copyright B) 2000-2008 Apache Software Foundation. All Rights Reserved.