Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;
/*
 * Copyright 2011 CodeFlux, Inc <info@teamcodeflux.com>
 *
 * 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.widget.Spinner;

import java.util.concurrent.Callable;

public class Main {
    public static Callable<Boolean> notEmpty(final Spinner spinner) {
        return new Callable<Boolean>() {
            @Override
            public Boolean call() throws Exception {
                if (spinner == null) {
                    throw new IllegalArgumentException("Spinner should not be null!");
                }
                return spinner.getCount() > 0;
            }
        };
    }
}