/**
* Copyright (C) 2016 Bonitasoft S.A.
* Bonitasoft, 32 rue Gustave Eiffel - 38000 Grenoble
* This library is free software; you can redistribute it and/or modify it under the terms
* of the GNU Lesser General Public License as published by the Free Software Foundation
* version 2.1 of the License.
* This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
* Floor, Boston, MA 02110-1301, USA.
**/
package org.bonitasoft.console.common.server.preferences.properties;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.util.Collections;
import java.util.HashSet;
import java.util.Properties;
import java.util.Set;
/**
* @author Baptiste Mesta
*/
public class PropertiesWithSet extends Properties {
public PropertiesWithSet(Properties properties) {
super(properties);
}
public PropertiesWithSet(File file) {
try (FileInputStream inStream = new FileInputStream(file)) {
this.load(inStream);
} catch (IOException e) {
throw new IllegalStateException(e);
}
}
public Set<String> getPropertyAsSet(final String propertyName) {
return stringToSet(getProperty(propertyName));
}
public static Set<String> stringToSet(final String propertyValueAsString) {
if (propertyValueAsString != null) {
final Set<String> propertiesSet = new HashSet<>();
final String propertyValueAsStringTrimmed = propertyValueAsString.trim();
if (propertyValueAsStringTrimmed.startsWith("[") && propertyValueAsStringTrimmed.endsWith("]")) {
String propertyCSV = propertyValueAsStringTrimmed.substring(1, propertyValueAsStringTrimmed.length() - 1);
propertyCSV = propertyCSV.trim();
if (propertyCSV.isEmpty()) {
return Collections.emptySet();
}
final String[] propertyArray = propertyCSV.split(",");
for (final String propertyValue : propertyArray) {
propertiesSet.add(propertyValue.trim());
}
} else {
propertiesSet.add(propertyValueAsString);
}
return propertiesSet;
} else {
return Collections.emptySet();
}
}
}