/*
 * The Apache Software License, Version 1.1
 *
 * Copyright (c) 1999 The Apache Software Foundation.  All rights
 * reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * 3. The end-user documentation included with the redistribution, if
 *    any, must include the following acknowlegement:
 *       "This product includes software developed by the
 *        Apache Software Foundation (http://www.apache.org/)."
 *    Alternately, this acknowlegement may appear in the software itself,
 *    if and wherever such third-party acknowlegements normally appear.
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 * 4. The names "The Jakarta Project", "Tomcat", and "Apache Software
 *    Foundation" must not be used to endorse or promote products derived
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 * 5. Products derived from this software may not be called "Apache"
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 * ====================================================================
 *
 * This software consists of voluntary contributions made by many
 * individuals on behalf of the Apache Software Foundation.  For more
 * information on the Apache Software Foundation, please see
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 */

package org.apache.tools.ant.taskdefs.optional;

import org.apache.tools.ant.Project;

import java.io.OutputStream;
import java.io.InputStream;

/**
 * Logs standard output and error of a subprocess to the log system of ant.
 *
 * @author thomas.haas@softwired-inc.com
 */
public class LogStreamHandler extends PumpStreamHandler {

    private Project project;
    private String outtag = null;
    private String errtag = null;
    private int outlevel = Project.MSG_INFO;
    private int errlevel = Project.MSG_INFO;

    /**
     * Creates a new instance of this class.
     *
     * @param project the project to log to.
     * @param outtag tag to label standard output
     * @param outlevel the loglevel used to log standard output
     * @param errtag tag to label standard error
     * @param errlevel the loglevel used to log standard error
     */
    public LogStreamHandler(Project project,
        String outtag, int outlevel, String errtag, int errlevel) {

        this.project = project;
        this.outtag = outtag;
        this.errtag = errtag;
        this.outlevel = outlevel;
        this.errlevel = errlevel;
    }

    public void setProcessOutputStream(InputStream is) {
        createProcessOutputPump(is, new LogOutputStream(project, outtag, outlevel));
    }

    public void setProcessErrorStream(InputStream is) {
        createProcessErrorPump(is, new LogOutputStream(project, errtag, errlevel));
    }

}