org.xlcloud.console.images.utils.PropertyStringConverter.java Source code

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Here is the source code for org.xlcloud.console.images.utils.PropertyStringConverter.java

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/*
 * Copyright 2012 AMG.lab, a Bull Group Company
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *    http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.xlcloud.console.images.utils;

import java.util.LinkedList;
import java.util.List;

import org.apache.commons.collections.CollectionUtils;
import org.apache.commons.collections.Transformer;
import org.apache.commons.lang.StringUtils;

import org.xlcloud.service.Image.Properties;
import org.xlcloud.service.Image.Properties.Property;

/**
 * TODO Documentation
 *
 * @author Andrzej Stasiak, AMG.net
 */
public class PropertyStringConverter {

    public static Properties parseProperties(String propertiesString) {
        try {
            Properties result = new Properties();
            if (StringUtils.isBlank(propertiesString)) {
                return result;
            }
            String[] properties = propertiesString.split(",");
            for (String property : properties) {
                String[] propParts = property.split("=");
                result.getProperty().add(new Property(propParts[0], propParts[1]));
            }
            return result;
        } catch (IndexOutOfBoundsException e) {
            throw new IllegalArgumentException();
        }
    }

    public static String stringifyProperties(Properties properties) {
        if (properties == null) {
            return "";
        }
        List<String> props = new LinkedList<String>();
        CollectionUtils.collect(properties.getProperty(), new Transformer() {
            public String transform(Object input) {
                Property property = (Property) input;
                return property.getName() + "=" + property.getValue();
            }
        }, props);
        return StringUtils.join(props, ",");
    }
}