001/**
002 * Copyright 2010-2014 The Kuali Foundation
003 *
004 * Licensed under the Educational Community License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.opensource.org/licenses/ecl2.php
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016package org.kuali.common.util.main;
017
018import org.kuali.common.util.Assert;
019import org.kuali.common.util.LocationUtils;
020import org.kuali.common.util.execute.Executable;
021
022/**
023 * Validate <code>String[] args</code> is not null, contains at least one non-blank value and points to a location that exists.
024 */
025public final class ValidatePropertiesLocationExecutable implements Executable {
026
027        public ValidatePropertiesLocationExecutable(MainContext context, String message) {
028                Assert.noNulls(context);
029                Assert.noBlanks(message);
030                this.context = context;
031                this.message = message;
032        }
033
034        private final String message;
035        private final MainContext context;
036
037        @Override
038        public void execute() {
039                String[] args = context.getArgs();
040                Assert.notNull(args, message);
041                Assert.isTrue(args.length > 0, message);
042                String location = args[0];
043                Assert.noBlanks(message, location);
044                LocationUtils.validateLocation(location, message);
045        }
046
047        public String getMessage() {
048                return message;
049        }
050
051        public MainContext getContext() {
052                return context;
053        }
054
055}