src/main/org/apache/tools/ant/taskdefs/XSLTLiaison.java

/*
 * The Apache Software License, Version 1.1
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 *    any, must include the following acknowlegement:
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package org.apache.tools.ant.taskdefs;

import java.io.File;

/**
 * Proxy interface for XSLT processors.
 *
 * @author <a href="mailto:rubys@us.ibm.com">Sam Ruby</a>
 * @author <a href="mailto:sbailliez@apache.org">Stephane Bailliez</a>
 * @see #XSLTProcess
 */
public interface XSLTLiaison {

    /**
     * the file protocol prefix for systemid.
     * This file protocol must be appended to an absolute path.
     * Typically: <tt>FILE_PROTOCOL_PREFIX + file.getAbsolutePath()</tt>
     * This is not correct in specification terms since an absolute
     * url in Unix is file:// + file.getAbsolutePath() while it is
     * file:/// + file.getAbsolutePath() under Windows.
     * Whatever, it should not be a problem to put file:/// in every
     * case since most parsers for now incorrectly makes no difference
     * between it.. and users also have problem with that :)
     */
    public final static String FILE_PROTOCOL_PREFIX = "file:///";

    /**
     * set the stylesheet to use for the transformation.
     * @param stylesheet the stylesheet to be used for transformation.
     */
    public void setStylesheet(File stylesheet) throws Exception;

    /**
     * Add a parameter to be set during the XSL transformation.
     * @param name the parameter name.
     * @param expression the parameter value as an expression string.
     * @throws Exception thrown if any problems happens.
     */
    public void addParam(String name, String expression) throws Exception;

    /**
     * Perform the transformation of a file into another.
     * @param infile the input file, probably an XML one. :-)
     * @param outfile the output file resulting from the transformation
     * @throws Exception thrown if any problems happens.
     * @see #setStylesheet(File)
     */
    public void transform(File infile, File outfile) throws Exception;

} //-- XSLTLiaison