/*
* Copyright 2011 JBoss Inc
*
* 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.jbpm.formapi.client.validation;
import java.util.HashMap;
import java.util.Map;
import org.jbpm.formapi.client.CommonGlobals;
import org.jbpm.formapi.client.FormBuilderException;
import org.jbpm.formapi.client.bus.ui.NotificationEvent;
import org.jbpm.formapi.client.bus.ui.NotificationEvent.Level;
import org.jbpm.formapi.common.reflect.ReflectionHelper;
import org.jbpm.formapi.shared.api.FBValidation;
import org.jbpm.formapi.shared.api.RepresentationFactory;
import org.jbpm.formapi.shared.form.FormEncodingException;
import com.google.gwt.user.client.ui.HasValue;
import com.google.gwt.user.client.ui.Widget;
/**
* Base UI component for a validation class
*/
public abstract class FBValidationItem {
private final Map<String, HasValue<String>> propertiesMap = new HashMap<String, HasValue<String>>();
public FBValidationItem() {
}
public Map<String, HasValue<String>> getPropertiesMap() {
return propertiesMap;
}
public void populatePropertiesMap(Map<String, HasValue<String>> map) {
propertiesMap.putAll(map);
}
public <T extends FBValidation> T getRepresentation(T representation) {
Map<String, Object> dataMap = new HashMap<String, Object>();
for (Map.Entry<String, HasValue<String>> entry : propertiesMap.entrySet()) {
dataMap.put(entry.getKey(), entry.getValue().getValue());
}
try {
representation.setDataMap(dataMap);
} catch (FormEncodingException e) {
CommonGlobals.getInstance().getEventBus().fireEvent(
new NotificationEvent(Level.ERROR, "Couldn't create validation", e));
}
return representation;
}
public abstract String getName();
public abstract FBValidation createValidation();
public abstract Widget createDisplay();
public abstract FBValidationItem cloneItem();
public abstract void populate(FBValidation validation) throws FormBuilderException;
public static FBValidationItem createValidation(FBValidation validationRep) throws FormBuilderException {
try {
String repClassName = (String) validationRep.getDataMap().get("@className");
String className = RepresentationFactory.getItemClassName(repClassName);
Object obj = ReflectionHelper.newInstance(className);
FBValidationItem item = (FBValidationItem) obj;
item.populate(validationRep);
return item;
} catch (Exception e) {
throw new FormBuilderException(e);
}
}
}