ColumnIndexCache.java

/*
 * Copyright (C) 2014 Michell Bak
 *
 * 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 com.miz.functions;

import android.database.Cursor;

import java.util.HashMap;

public class ColumnIndexCache {

	private HashMap<String, Integer> mMap = new HashMap<String, Integer>();

	public int getColumnIndex(Cursor cursor, String columnName) {
		if (!mMap.containsKey(columnName))
			mMap.put(columnName, cursor.getColumnIndex(columnName));
		return mMap.get(columnName);
	}
	
	public void clear() {
		mMap.clear();
	}
}