| /* |
| * Copyright 2017 The Mifos Initiative |
| * |
| * 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 io.mifos.core.lang; |
| |
| import java.util.Objects; |
| import java.util.regex.Matcher; |
| import java.util.regex.Pattern; |
| |
| /** |
| * @author Myrle Krantz |
| */ |
| @SuppressWarnings("WeakerAccess") |
| public class ApplicationName { |
| final private String serviceName; |
| final private String versionString; |
| |
| private ApplicationName(final String serviceName, final String versionString) { |
| this.serviceName = serviceName; |
| this.versionString = versionString; |
| } |
| |
| public static ApplicationName fromSpringApplicationName(final String springApplicationName) { |
| return parse(springApplicationName); |
| } |
| |
| public static ApplicationName appNameWithVersion(final String serviceName, final String versionString) { |
| return new ApplicationName(serviceName, versionString); |
| } |
| |
| static ApplicationName parse(final String springApplicationNameString) { |
| if (springApplicationNameString.length() > 64) { |
| throw new IllegalArgumentException("Spring application name strings for mifos io applications should be 64 characters or less."); |
| } |
| |
| final Pattern applicationNamePattern = Pattern.compile( |
| "^(/??(?<name>\\p{Lower}[\\p{Lower}_]+)(?:-v(?<version>\\d[\\d\\._]*))?)$"); |
| |
| final Matcher applicationNameMatcher = applicationNamePattern.matcher(springApplicationNameString); |
| if (!applicationNameMatcher.matches()) { |
| throw new IllegalArgumentException( |
| "This is not a spring application name string for a mifos io application: " |
| + springApplicationNameString); |
| } |
| String versionString = applicationNameMatcher.group("version"); |
| if (versionString == null) { |
| throw new IllegalArgumentException("Application name: '" + springApplicationNameString + "' requires a version. For example 'amit/v1'."); |
| } |
| |
| final String serviceName = applicationNameMatcher.group("name"); |
| return new ApplicationName(serviceName, versionString); |
| } |
| |
| public String getServiceName() { |
| return serviceName; |
| } |
| |
| public String getVersionString() { |
| return versionString; |
| } |
| |
| @Override |
| public String toString() { |
| return serviceName + "-v" + versionString; |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (this == o) |
| return true; |
| if (!(o instanceof ApplicationName)) |
| return false; |
| ApplicationName that = (ApplicationName) o; |
| return Objects.equals(serviceName, that.serviceName) && Objects |
| .equals(versionString, that.versionString); |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(serviceName, versionString); |
| } |
| |
| } |