org.apache.tools.ant.filters
Class ConcatFilter
- ChainableReader, Parameterizable
public final class ConcatFilter
Concats a file before and/or after the file.
Example:
Copies all java sources from
src to
build and adds the
content of
apache-license-java.txt add the beginning of each
file.
Reader | chain(Reader rdr) - Creates a new ConcatReader using the passed in
Reader for instantiation.
|
File | getAppend() - Returns append attribute.
|
File | getPrepend() - Returns prepend attribute.
|
int | read() - Returns the next character in the filtered stream.
|
void | setAppend(File append) - Sets append attribute.
|
void | setPrepend(File prepend) - Sets prepend attribute.
|
ConcatFilter
public ConcatFilter()
Constructor for "dummy" instances.
ConcatFilter
public ConcatFilter(Reader in)
Creates a new filtered reader.
in
- A Reader object providing the underlying stream.
Must not be null
.
chain
public Reader chain(Reader rdr)
Creates a new ConcatReader 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
getAppend
public File getAppend()
Returns append attribute.
getPrepend
public File getPrepend()
Returns prepend attribute.
read
public int read()
throws IOException
Returns the next character in the filtered stream. If the desired
number of lines have already been read, the resulting stream is
effectively at an end. Otherwise, the next character from the
underlying stream is read and returned.
- the next character in the resulting stream, or -1
if the end of the resulting stream has been reached
setAppend
public void setAppend(File append)
Sets append attribute.
setPrepend
public void setPrepend(File prepend)
Sets prepend attribute.