src/antidote/org/apache/tools/ant/gui/command/LoadFileCmd.java

/*
 * The Apache Software License, Version 1.1
 *
 * Copyright (c) 1999, 2000 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.
 *
 * 4. The names "The Jakarta Project", "Ant", and "Apache Software
 *    Foundation" must not be used to endorse or promote products derived
 *    from this software without prior written permission. For written
 *    permission, please contact apache@apache.org.
 *
 * 5. Products derived from this software may not be called "Apache"
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 *
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
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 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 * ====================================================================
 *
 * 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
 * <http://www.apache.org/>.
 */
package org.apache.tools.ant.gui.command;
import org.apache.tools.ant.gui.core.AppContext;
import org.apache.tools.ant.gui.event.ErrorEvent;
import org.apache.tools.ant.gui.event.NewProjectEvent;
import org.apache.tools.ant.gui.acs.ACSProjectElement;
import java.io.File;
import java.io.IOException;

/**
 * Command for reading in a build file and initializing the data model.
 * 
 * @version $Revision$ 
 * @author Simeon Fitch 
 */
public class LoadFileCmd extends  AbstractCommand {
    /** The file to load. */
    private File _file = null;

	/** 
	 * Standard ctor.
	 * 
	 * @param context Application context.
	 */
    public LoadFileCmd(AppContext context) {
        super(context);
    }

	/** 
	 * Set the file to load.
	 * 
	 * @param file File to load.
	 */
    public void setFile(File file) {
        _file = file;
    }

	/** 
	 * Open the file and load it.
	 * 
	 */
    public void run() {
        if(!_file.exists()) {
            String message = getContext().getResources().getMessage(
                getClass(), "noFile", new Object[] { _file.toString() });

            getContext().getEventBus().
                postEvent(new ErrorEvent(getContext(), message));
        }
        else {
            try {
                ACSProjectElement project =
                    getContext().getProjectManager().open(_file);
                getContext().getEventBus().postEvent(
                    new NewProjectEvent(getContext(), project));
            }
            catch(Exception ex) {
                String message = getContext().getResources().getMessage(
                    getClass(), "loadError", 
                    new Object[] { _file.toString() });

                getContext().getEventBus().
                    postEvent(new ErrorEvent(getContext(), message, ex));
            }
        }
    }
}