Java tutorial
//package com.java2s; /** * Copyright 2016 Alex Yanchenko * * 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. */ import android.database.Cursor; public class Main { public static long[] readIds(Cursor cursor) { long[] arr = new long[cursor.getCount()]; int count = 0; try { while (cursor.moveToNext()) { arr[count++] = cursor.getLong(0); } } finally { cursor.close(); } return arr; } }