Package uk.ac.gda.util.io

Class StreamMacroSubstitutor

java.lang.Object

uk.ac.gda.util.io.StreamMacroSubstitutor

public class StreamMacroSubstitutor
extends Object

This parses an XML file (and applies string interpolation (a.k.a. variable substitution. Every XML field in the XML document is examined during processing. Fields which contain a pattern beginning with "${", followed by a property key name and terminating with a "}", will trigger string interpolation.

Constructor Summary

Constructors

Constructor	Description
StreamMacroSubstitutor()

Method Summary

Modifier and Type	Method	Description
static void	process(Reader in, Writer out, MacroSupplier macroSupplier)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

StreamMacroSubstitutor

public StreamMacroSubstitutor()

Method Details

process

public static void process(Reader in,
 Writer out,
 MacroSupplier macroSupplier)
                    throws IOException

Parameters:

in - input xml containing macros of the form ${macroname} to be substituted

out - the source with macros found in macroSupplier change to the suppled values

macroSupplier - - supplier of macros for substition

Throws:

IOException