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1   package org.apache.maven.api.services;
2   
3   /*
4    * Licensed to the Apache Software Foundation (ASF) under one
5    * or more contributor license agreements.  See the NOTICE file
6    * distributed with this work for additional information
7    * regarding copyright ownership.  The ASF licenses this file
8    * to you under the Apache License, Version 2.0 (the
9    * "License"); you may not use this file except in compliance
10   * with the License.  You may obtain a copy of the License at
11   *
12   *  http://www.apache.org/licenses/LICENSE-2.0
13   *
14   * Unless required by applicable law or agreed to in writing,
15   * software distributed under the License is distributed on an
16   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17   * KIND, either express or implied.  See the License for the
18   * specific language governing permissions and limitations
19   * under the License.
20   */
21  
22  import org.apache.maven.api.Service;
23  import org.apache.maven.api.Version;
24  import org.apache.maven.api.VersionRange;
25  import org.apache.maven.api.annotations.Experimental;
26  import org.apache.maven.api.annotations.Nonnull;
27  
28  /**
29   * Service interface to parse {@link Version} and {@link VersionRange}.
30   * 
31   * @since 4.0
32   */
33  @Experimental
34  public interface VersionParser extends Service
35  {
36      /**
37       * Parses the specified version string, for example "1.0".
38       *
39       * @param version The version string to parse, must not be {@code null}.
40       * @return The parsed version, never {@code null}.
41       * @throws VersionParserException If the string violates the syntax rules of this scheme.
42       * @see org.apache.maven.api.Session#parseVersion(String) 
43       */
44      @Nonnull
45      Version parseVersion( @Nonnull String version );
46  
47      /**
48       * Parses the specified version range specification, for example "[1.0,2.0)".
49       *
50       * @param range The range specification to parse, must not be {@code null}.
51       * @return The parsed version range, never {@code null}.
52       * @throws VersionParserException If the range specification violates the syntax rules of this scheme.
53       */
54      @Nonnull
55      VersionRange parseVersionRange( @Nonnull String range );
56  
57      /**
58       * Checks whether a given artifact version is considered a {@code SNAPSHOT} or not.
59       */
60      boolean isSnapshot( @Nonnull String version );
61  
62  }