scoutdoc.main.structure.TaskUtility.java Source code

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Here is the source code for scoutdoc.main.structure.TaskUtility.java

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/*******************************************************************************
 * Copyright (c) 2012 BSI Business Systems Integration AG.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     BSI Business Systems Integration AG - initial API and implementation
 ******************************************************************************/

package scoutdoc.main.structure;

import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Properties;

import com.google.common.collect.Lists;
import com.google.common.collect.Maps;

public class TaskUtility {

    private static final String PROP_OUTPUT_FOLDER = "output.folder";
    private static final String PROP_OUTPUT_TITLE = "output.title";
    private static final String PROP_OUTPUT_TOC_FILE = "output.toc.file";
    private static final String PROP_OUTPUT_CHECK_FILE = "output.check.file";
    private static final String PAGES_PREFIX = "input.pages.";

    public static Task toTask(String filename) throws FileNotFoundException, IOException {
        Task t = new Task();
        Map<String, Page> pages = Maps.newTreeMap(); //Creates a mutable, empty TreeMap instance using the natural ordering of its elements.

        Properties properties = new Properties();
        properties.load(new FileInputStream(filename));

        for (Entry<Object, Object> e : properties.entrySet()) {
            String key = (String) e.getKey();
            String value = (String) e.getValue();
            if (PROP_OUTPUT_FOLDER.equals(key)) {
                t.setOutputFolder(value);
            } else if (PROP_OUTPUT_TITLE.equals(key)) {
                t.setOutputTitle(value);
            } else if (PROP_OUTPUT_TOC_FILE.equals(key)) {
                t.setOutputTocFile(value);
            } else if (PROP_OUTPUT_CHECK_FILE.equals(key)) {
                t.setOutputCheckstyleFile(value);
            } else if (key.startsWith(PAGES_PREFIX)) {
                pages.put(key, Pages.get(value));
            } else {
                throw new IllegalStateException("Unknwon property <" + key + ">");
            }
        }

        t.setInputPages(Lists.newArrayList(pages.values()));
        return t;
    }

    public static void toFile(Task task, String filename) throws FileNotFoundException, IOException {
        Properties properties = new Properties();
        addToProperties(properties, PROP_OUTPUT_FOLDER, task.getOutputFolder());
        addToProperties(properties, PROP_OUTPUT_TITLE, task.getOutputTitle());
        addToProperties(properties, PROP_OUTPUT_TOC_FILE, task.getOutputTocFile());
        addToProperties(properties, PROP_OUTPUT_CHECK_FILE, task.getOutputCheckstyleFile());

        int i = 1;
        for (Page p : task.getInputPages()) {
            addToProperties(properties, PAGES_PREFIX + "page" + String.format("%02d", i),
                    PageUtility.toFullPageNamee(p));
            i++;
        }
        properties.store(new FileOutputStream(filename), null);
    }

    private static void addToProperties(Properties properties, String key, String value) {
        if (value != null) {
            properties.put(key, value);
        }
    }

}