PivotDataSource.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;

/**
 * @author Decebal Suiu
 */
public interface PivotDataSource extends Serializable {

	public String getFieldName(int fieldIndex);
	
	public int getFieldIndex(String fieldName);
	
	public Class<?> getFieldType(int fieldIndex);
	
	/**
	 * Gets number of fields in this data source.
	 */
	public int getFieldCount();
	
	/**
	 * Gets the row count.
	 */
	public int getRowCount();
	
    /**
     * Gets the value at the specified field index and the row index. 
     */
    public Object getValueAt(int rowIndex, int fieldIndex);

	public Object getValueAt(int rowIndex, PivotField field);	
	
}