/*
* JBoss, Home of Professional Open Source.
* Copyright 2013, Red Hat, Inc., and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This 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; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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 software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.exoplatform.portal.mop.management.binding.xml.portal.redirects;
import java.util.ArrayList;
import java.util.Collection;
import org.exoplatform.portal.config.model.DevicePropertyCondition;
import org.exoplatform.portal.mop.management.binding.xml.Element;
import org.gatein.common.xml.stax.CollectionXmlHandler;
import org.gatein.common.xml.stax.writer.StaxWriter;
import org.gatein.common.xml.stax.writer.WritableValueType;
import org.staxnav.StaxNavException;
import org.staxnav.StaxNavigator;
import org.staxnav.ValueType;
import static org.gatein.common.xml.stax.navigator.Exceptions.*;
import static org.gatein.common.xml.stax.navigator.StaxNavUtils.*;
import static org.gatein.common.xml.stax.writer.StaxWriterUtils.*;
/**
* @author <a href="mailto:nscavell@redhat.com">Nick Scavelli</a>
*/
public class DevicePropertyConditionXmlHandler extends CollectionXmlHandler<DevicePropertyCondition, Element> {
private static final ValueType<Float> FLOAT_VALUE_TYPE = new ValueType<Float>() {
@Override
protected Float parse(String s) throws Exception {
return Float.valueOf(s.trim());
}
};
private static final WritableValueType<Float> FLOAT_WRITABLE_VALUE_TYPE = new WritableValueType<Float>() {
@Override
public String format(Float value) throws StaxNavException {
return value.toString();
}
};
public DevicePropertyConditionXmlHandler() {
super(Element.DEVICE_PROPERTIES, Element.DEVICE_PROPERTY);
}
@Override
protected DevicePropertyCondition readElement(StaxNavigator<Element> navigator) {
if (navigator.getName() != Element.DEVICE_PROPERTY) {
throw unexpectedElement(navigator);
}
DevicePropertyCondition condition = new DevicePropertyCondition();
// property-name
String propertyName = getRequiredContent(child(navigator, Element.PROPERTY_NAME), true);
condition.setPropertyName(propertyName);
// greater-than
while (navigator.sibling() != null) {
switch (navigator.getName()) {
case GREATER_THAN:
if (condition.getGreaterThan() != null || condition.getLessThan() != null ||
condition.getMatches() != null || condition.getEquals() != null) {
throw unexpectedElement(navigator);
}
condition.setGreaterThan(parseRequiredContent(navigator, FLOAT_VALUE_TYPE));
break;
case LESS_THAN:
if (condition.getLessThan() != null || condition.getMatches() != null || condition.getEquals() != null) {
throw unexpectedElement(navigator);
}
condition.setLessThan(parseRequiredContent(navigator, FLOAT_VALUE_TYPE));
break;
case MATCHES:
if (condition.getMatches() != null || condition.getEquals() != null) {
throw unexpectedElement(navigator);
}
condition.setMatches(getRequiredContent(navigator, false));
break;
case EQUALS:
if (condition.getEquals() != null) {
throw unexpectedElement(navigator);
}
condition.setEquals(getRequiredContent(navigator, false));
break;
case UNKNOWN:
throw unknownElement(navigator);
default:
throw unexpectedElement(navigator);
}
}
return condition;
}
@Override
protected void writeElement(StaxWriter<Element> writer, DevicePropertyCondition condition) {
if (condition == null) return;
writer.writeStartElement(Element.DEVICE_PROPERTY);
writer.writeElement(Element.PROPERTY_NAME, condition.getPropertyName());
writeOptionalElement(writer, Element.GREATER_THAN, FLOAT_WRITABLE_VALUE_TYPE, condition.getGreaterThan());
writeOptionalElement(writer, Element.LESS_THAN, FLOAT_WRITABLE_VALUE_TYPE, condition.getLessThan());
writeOptionalElement(writer, Element.EQUALS, condition.getEquals());
writeOptionalElement(writer, Element.MATCHES, condition.getMatches());
writer.writeEndElement();
}
@Override
protected Collection<DevicePropertyCondition> createCollection() {
return new ArrayList<DevicePropertyCondition>();
}
}