package grails.plugin.formfields;
import org.codehaus.groovy.grails.commons.GrailsDomainClass;
import org.codehaus.groovy.grails.commons.GrailsDomainClassProperty;
import org.codehaus.groovy.grails.validation.ConstrainedProperty;
import org.springframework.util.Assert;
import java.util.Comparator;
import java.util.Map;
/**
* Comparator that uses the domain class property constraints to establish order in sort methods and always
* places the id first.
*
* This class is a copy of org.codehaus.groovy.grails.scaffolding.DomainClassPropertyComparator which
* was moved into the scaffolding plugin in Grails 2.3.0. When the plugin is upgraded to Grails >= 2.3.0
* this class should be removed from the plugin and all usages of it should be replaced with
* org.codehaus.groovy.grails.validation.DomainClassPropertyComparator.
*
* @author Graeme Rocher
* @deprecated Use org.codehaus.groovy.grails.validation.DomainClassPropertyComparator instead
*/
@SuppressWarnings("rawtypes")
@Deprecated
public class DomainClassPropertyComparator implements Comparator {
private Map constrainedProperties;
private GrailsDomainClass domainClass;
public DomainClassPropertyComparator(GrailsDomainClass domainClass) {
Assert.notNull(domainClass, "Argument 'domainClass' is required!");
constrainedProperties = domainClass.getConstrainedProperties();
this.domainClass = domainClass;
}
public int compare(Object o1, Object o2) {
if (o1.equals(domainClass.getIdentifier())) {
return -1;
}
if (o2.equals(domainClass.getIdentifier())) {
return 1;
}
GrailsDomainClassProperty prop1 = (GrailsDomainClassProperty)o1;
GrailsDomainClassProperty prop2 = (GrailsDomainClassProperty)o2;
ConstrainedProperty cp1 = (ConstrainedProperty)constrainedProperties.get(prop1.getName());
ConstrainedProperty cp2 = (ConstrainedProperty)constrainedProperties.get(prop2.getName());
if (cp1 == null & cp2 == null) {
return prop1.getName().compareTo(prop2.getName());
}
if (cp1 == null) {
return 1;
}
if (cp2 == null) {
return -1;
}
if (cp1.getOrder() > cp2.getOrder()) {
return 1;
}
if (cp1.getOrder() < cp2.getOrder()) {
return -1;
}
return 0;
}
}