/**
* Copyright 2006 Webmedia Group Ltd.
*
* 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.araneaframework.uilib.list.structure;
import java.util.Iterator;
import org.araneaframework.uilib.list.structure.filter.ColumnFilter;
import org.araneaframework.uilib.list.structure.filter.composite.AndFilter;
import org.araneaframework.uilib.list.structure.order.ColumnOrder;
import org.araneaframework.uilib.list.structure.order.MultiColumnOrder;
public class ListStructure extends BaseListStructure {
private static final long serialVersionUID = 1L;
/*
* Columns
*/
public void addColumn(String id, String label) {
addColumn(new ListColumn(id, label));
}
public void addColumn(ListColumn column, ColumnOrder columnOrder, ColumnFilter columnFilter) {
String id = column.getId();
addColumn(column);
if (columnOrder != null) {
columnOrder.setColumnId(id);
addColumnOrder(columnOrder);
}
if (columnFilter != null) {
columnFilter.setColumnId(id);
addFilter(columnFilter);
}
}
public void addColumn(String id, String label, ColumnOrder columnOrder, ColumnFilter columnFilter) {
addColumn(new ListColumn(id, label), columnOrder, columnFilter);
}
/*
* Orders
*/
protected MultiColumnOrder getMultiColumnOrder() {
if (this.order == null) {
clearColumnOrders();
}
if (!MultiColumnOrder.class.isAssignableFrom(this.order.getClass())) {
throw new RuntimeException("ListOrder must be a MultiColumnOrder instance");
}
return (MultiColumnOrder) this.order;
}
public void addColumnOrder(ColumnOrder columnOrder) {
getMultiColumnOrder().addColumnOrder(columnOrder);
}
public ColumnOrder getColumnOrder(String column) {
return getMultiColumnOrder().getColumnOrder(column);
}
public void clearColumnOrders() {
this.order = new MultiColumnOrder();
}
/*
* Filters
*/
protected AndFilter getAndFilter() {
if (this.filter == null) {
clearFilters();
}
if (!AndFilter.class.isAssignableFrom(this.filter.getClass())) {
throw new RuntimeException("ListFilter must be an AndFilter instance");
}
return (AndFilter) this.filter;
}
public void addFilter(ListFilter subFilter) {
getAndFilter().addFilter(subFilter);
}
public ColumnFilter getColumnFilter(String column) {
Iterator i = getAndFilter().getFilters().iterator();
while (i.hasNext()) {
ListFilter listFilter = (ListFilter) i.next();
if (ColumnFilter.class.isAssignableFrom(listFilter.getClass())) {
ColumnFilter columnFilter = (ColumnFilter) listFilter;
if (columnFilter.getColumnId().equals(column)) {
return columnFilter;
}
}
}
return null;
}
public void clearFilters() {
this.filter = new AndFilter();
}
}