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/*
 * Copyright (C) 2014 The droitated DB Authors
 *
 * 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.droitateddb;

import android.database.Cursor;

/**
 * @author Falk Appel
 * @author Alexander Frank
 * @param 
 */
abstract class CursorOperation {
	public abstract E execute(Cursor cursor) throws Exception;

	public static  T tryOnCursor(final Cursor cursor, final CursorOperation operation) {
		try {
			return operation.execute(cursor);

		} catch (RuntimeException re) {
			throw re;
		} catch (Exception e) {
			throw new IllegalStateException(e);
		} finally {
			if (cursor != null) {
				cursor.close();
			}
		}
	}
}