diff options
Diffstat (limited to 'mso-catalog-db/src/main/java/org/openecomp/mso/db/catalog/utils/MavenLikeVersioningComparator.java')
-rw-r--r-- | mso-catalog-db/src/main/java/org/openecomp/mso/db/catalog/utils/MavenLikeVersioningComparator.java | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/mso-catalog-db/src/main/java/org/openecomp/mso/db/catalog/utils/MavenLikeVersioningComparator.java b/mso-catalog-db/src/main/java/org/openecomp/mso/db/catalog/utils/MavenLikeVersioningComparator.java new file mode 100644 index 0000000000..e80c03cc27 --- /dev/null +++ b/mso-catalog-db/src/main/java/org/openecomp/mso/db/catalog/utils/MavenLikeVersioningComparator.java @@ -0,0 +1,49 @@ +/*- + * ============LICENSE_START======================================================= + * OPENECOMP - MSO + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ + +package org.openecomp.mso.db.catalog.utils; + + +import java.util.Comparator; + +/** + * This class can be used to sort object from MavenLikeVersioning type. + * + * + * + */ +public class MavenLikeVersioningComparator implements Comparator<MavenLikeVersioning> { + + @Override + public int compare(MavenLikeVersioning o1, MavenLikeVersioning o2) { + final int BEFORE = -1; + final int EQUAL = 0; + final int AFTER = 1; + + if (o1.isTheSameVersion(o2.getVersion())) { + return EQUAL; + } else if (o1.isMoreRecentThan(o2.getVersion())) { + return AFTER; + } else { + return BEFORE; + } + } + +} |