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Fixtures to assist in testing via FitNesse

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package nl.hsac.fitnesse.fixture.slim;

import nl.hsac.fitnesse.fixture.util.PropertiesHelper;

import java.io.IOException;
import java.util.LinkedHashMap;
import java.util.Map;
import java.util.Properties;

/**
 * Deals with .properties files.
 */
public class PropertiesFileFixture extends ValuesFileFixture {
    /**
     * Adds the properties loaded from the specified file to current values.
     *
     * @param filename .properties file to load
     * @return true when file is loaded
     * @throws IOException when unable to load file's content.
     */
    @Override
    public boolean loadValuesFrom(String filename) {
        String propContent = textIn(filename);
        PropertiesHelper propHelper = getEnvironment().getPropertiesHelper();
        Properties properties = propHelper.parsePropertiesString(propContent);
        Map propAsMap = propHelper.convertPropertiesToMap(properties);
        getCurrentValues().putAll(propAsMap);
        return true;
    }

    @Override
    protected String createContaining(String filename, Map map) {
        Properties p = new Properties();
        p.putAll(map);
        PropertiesHelper propHelper = getEnvironment().getPropertiesHelper();
        String fileContent = propHelper.writePropertiesToString(p);
        return createContaining(filename, fileContent);
    }
}