PivotModel.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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 ro.nextreports.server.pivot;

import java.io.Serializable;
import java.util.List;

import ro.nextreports.server.pivot.tree.Tree;


/**
 * @author Decebal Suiu
 */
public interface PivotModel extends Serializable {
	
	/**
	 * 	Gets all the PivotFields.
	 */
	public List<PivotField> getFields();
	
	public List<PivotField> getFields(PivotField.Area area);
	
	public PivotField getField(String name);
	
	public PivotField getField(int index);
	
	public PivotDataSource getDataSource();
	
   /**
    * Calculates the pivot data.
    */
	public void calculate();
	
	public List<List<Object>> getRowKeys();
	
	public List<List<Object>> getColumnKeys();
	
	public Object getValueAt(PivotField dataField, List<Object> rowKey, List<Object> columnKey);

	public boolean isShowGrandTotalForColumn();
	
	public void setShowGrandTotalForColumn(boolean showGrandTotalForColumn);
	
	public boolean isShowGrandTotalForRow();
	
	public void setShowGrandTotalForRow(boolean showGrandTotalForRow);
	
	public Tree getColumnsHeaderTree(); // ?!
	
	public Tree getRowsHeaderTree(); // ?!
	
}