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package nu.xss.jpa.query.filter;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import javax.persistence.criteria.CriteriaBuilder;
import javax.persistence.criteria.Root;
public class EntityFilter<E> extends AbstractFilter<E> {
private Class<E> entity;
private List<EntityFilterFlags> flags = new ArrayList<EntityFilterFlags>();
public EntityFilter(Class<E> entity, EntityFilterFlags... flags) {
super();
this.setEntity(entity);
for (EntityFilterFlags f : flags) {
this.flags.add(f);
}
}
@Override
public void buildFilters(CriteriaBuilder cb, Root<?> from) {
List<Field> fields = getInheritedFields(entity);
List<Method> methods = new ArrayList<Method>();
System.out.println(fields.toString());
for (Method m: entity.getMethods()) {
if (m.getName().startsWith("get") && m.getName() != "getClass") {
methods.add(m);
}
}
System.out.println(methods.toString());
}
public Class<E> getEntity() {
return entity;
}
public void setEntity(Class<E> entity) {
this.entity = entity;
}
private List<Field> getInheritedFields(Class<?> type) {
List<Field> fields = new ArrayList<Field>();
for (Class<?> c = type; c != null; c = c.getSuperclass()) {
fields.addAll(Arrays.asList(c.getDeclaredFields()));
}
return fields;
}
}
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