package freemarker.ext.beans;
import java.util.List;
import java.util.Map;
import freemarker.core.CollectionAndSequence;
import freemarker.ext.util.ModelFactory;
import freemarker.ext.util.WrapperTemplateModel;
import freemarker.template.AdapterTemplateModel;
import freemarker.template.MapKeyValuePairIterator;
import freemarker.template.ObjectWrapper;
import freemarker.template.SimpleSequence;
import freemarker.template.TemplateCollectionModel;
import freemarker.template.TemplateHashModelEx2;
import freemarker.template.TemplateMethodModelEx;
import freemarker.template.TemplateModel;
import freemarker.template.TemplateModelException;
import freemarker.template.TemplateModelWithAPISupport;
import freemarker.template.WrappingTemplateModel;
import freemarker.template.utility.RichObjectWrapper;
public class SimpleMapModel extends WrappingTemplateModel
implements TemplateHashModelEx2, TemplateMethodModelEx, AdapterTemplateModel,
WrapperTemplateModel, TemplateModelWithAPISupport {
static final ModelFactory FACTORY =
new ModelFactory()
{
public TemplateModel create(Object object, ObjectWrapper wrapper) {
return new SimpleMapModel((Map) object, (BeansWrapper) wrapper);
}
};
private final Map map;
public SimpleMapModel(Map map, BeansWrapper wrapper) {
super(wrapper);
this.map = map;
}
public TemplateModel get(String key) throws TemplateModelException {
Object val = map.get(key);
if (val == null) {
if (key.length() == 1) {
Character charKey = Character.valueOf(key.charAt(0));
val = map.get(charKey);
if (val == null && !(map.containsKey(key) || map.containsKey(charKey))) {
return null;
}
} else if (!map.containsKey(key)) {
return null;
}
}
return wrap(val);
}
public Object exec(List args) throws TemplateModelException {
Object key = ((BeansWrapper) getObjectWrapper()).unwrap((TemplateModel) args.get(0));
Object value = map.get(key);
if (value == null && !map.containsKey(key)) {
return null;
}
return wrap(value);
}
public boolean isEmpty() {
return map.isEmpty();
}
public int size() {
return map.size();
}
public TemplateCollectionModel keys() {
return new CollectionAndSequence(new SimpleSequence(map.keySet(), getObjectWrapper()));
}
public TemplateCollectionModel values() {
return new CollectionAndSequence(new SimpleSequence(map.values(), getObjectWrapper()));
}
public KeyValuePairIterator keyValuePairIterator() {
return new MapKeyValuePairIterator(map, getObjectWrapper());
}
public Object getAdaptedObject(Class hint) {
return map;
}
public Object getWrappedObject() {
return map;
}
public TemplateModel getAPI() throws TemplateModelException {
return ((RichObjectWrapper) getObjectWrapper()).wrapAsAPI(map);
}
}