@Override
public void setParameters(Set<IPortletDefinitionParameter> newParameters) {
if (newParameters == null) {
this.parameters = new LinkedHashMap<String, IPortletDefinitionParameter>();
} else if (this.parameters == null) {
this.parameters = new LinkedHashMap<String, IPortletDefinitionParameter>();
for (final IPortletDefinitionParameter parameter : newParameters) {
this.parameters.put(parameter.getName(), parameter);
}
} else {
// Build map of existing parameters for tracking which parameters have been removed
final Map<String, IPortletDefinitionParameter> oldPreferences =
new LinkedHashMap<String, IPortletDefinitionParameter>(this.parameters);
for (final IPortletDefinitionParameter parameter : newParameters) {
final String name = parameter.getName();
// Remove the existing parameter from the map since it is supposed to be persisted
final IPortletDefinitionParameter existingParameter = oldPreferences.remove(name);
if (existingParameter == null) {
// New parameter, add it to the list
this.parameters.put(name, parameter);
} else {
// Existing parameter, update the fields
existingParameter.setDescription(parameter.getDescription());
existingParameter.setValue(parameter.getValue());
this.parameters.put(name, existingParameter);
}
}
// Remove old parameters
this.parameters.keySet().removeAll(oldPreferences.keySet());
}
}
@Override
public void addParameter(IPortletDefinitionParameter parameter) {
final String name = parameter.getName();
final IPortletDefinitionParameter existingParameter = this.parameters.get(name);
if (existingParameter != null) {
existingParameter.setDescription(parameter.getDescription());
existingParameter.setValue(parameter.getValue());
} else {
this.parameters.put(name, parameter);
}
}
