forked from mojohaus/versions
-
Notifications
You must be signed in to change notification settings - Fork 0
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
mojohaus#454: Introducing "infinity-like" calculus for dependency ran…
…ge computation
- Loading branch information
Showing
22 changed files
with
433 additions
and
141 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
94 changes: 94 additions & 0 deletions
94
src/main/java/org/codehaus/mojo/versions/ordering/BoundArtifactVersion.java
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,94 @@ | ||
| package org.codehaus.mojo.versions.ordering; | ||
|
|
||
| import java.util.Iterator; | ||
| import java.util.List; | ||
|
|
||
| import org.apache.maven.artifact.versioning.ArtifactVersion; | ||
| import org.apache.maven.artifact.versioning.DefaultArtifactVersion; | ||
| import org.codehaus.mojo.versions.api.Segment; | ||
|
|
||
| import static org.codehaus.mojo.versions.ordering.ComparableVersion.IntegerItem.ZERO; | ||
|
|
||
| /** | ||
| * <p>Represents an artifact version with all segments more major or equal to a given segment | ||
| * held in place. It can be thought of as an artifact having +∞ as its upper bound | ||
| * on all segments less major than the held segment.</p> | ||
| * <p>When compared with another artifact versions, this results with the other object | ||
| * with the segment versions up to the held segment being equal, | ||
| * always comparing lower than this object.</p> | ||
| * <p>This is particularly helpful for -SNAPSHOT and other versions with qualifiers, which | ||
| * are lower than version 0 in the Maven versioning system.</p> | ||
| */ | ||
| public class BoundArtifactVersion extends DefaultArtifactVersion | ||
| { | ||
| /** | ||
| * Most major segment that can change, i.e. not held in place. | ||
| * All segments that are more major than this one are held in place. | ||
| */ | ||
| private final Segment segment; | ||
|
|
||
| private final BoundComparableVersion comparator; | ||
|
|
||
| /** | ||
| * Constructs the instance | ||
| * @param artifactVersion artifact version containing the segment version values | ||
| * @param segment most major segment that can change, i.e. <em>not</em> held in place | ||
| * @param bound whether the object is held at the lower or the upper bound | ||
| */ | ||
| public BoundArtifactVersion( ArtifactVersion artifactVersion, Segment segment ) | ||
| { | ||
| super( artifactVersion.toString() ); | ||
| this.segment = segment; | ||
| this.comparator = new BoundComparableVersion( this ); | ||
| } | ||
|
|
||
| /** | ||
| * Returns the most major segment that can change. | ||
| * All segments that are more major than this one are held in place. | ||
| * @return segment that can change | ||
| */ | ||
| public Segment getSegment() | ||
| { | ||
| return segment; | ||
| } | ||
|
|
||
| @Override | ||
| public int compareTo( ArtifactVersion other ) | ||
| { | ||
| if ( other == null ) | ||
| { | ||
| return -1; | ||
| } | ||
|
|
||
| return comparator.compareTo( new ComparableVersion( other.toString() ) ); | ||
| } | ||
|
|
||
| protected static class BoundComparableVersion extends ComparableVersion | ||
| { | ||
| private BoundArtifactVersion artifactVersion; | ||
| protected BoundComparableVersion( BoundArtifactVersion artifactVersion ) | ||
| { | ||
| super( artifactVersion.toString() ); | ||
| this.artifactVersion = artifactVersion; | ||
| } | ||
|
|
||
| @Override | ||
| public int compareTo( ComparableVersion o ) | ||
| { | ||
| return compareTo( ( (List<Item>) items ).iterator(), | ||
| ( (Iterable<Item>) o.items ).iterator(), artifactVersion.segment.value() ); | ||
|
|
||
| } | ||
|
|
||
| @SuppressWarnings( "checkstyle:InnerAssignment" ) | ||
| private int compareTo( Iterator<Item> left, Iterator<Item> right, int comparisonLimit ) | ||
| { | ||
| int r; | ||
| return !( comparisonLimit > 0 && right.hasNext() ) | ||
| ? 1 | ||
| : ( r = -( right.next().compareTo( left.hasNext() ? left.next() : ZERO ) ) ) != 0 | ||
| ? r | ||
| : compareTo( left, right, comparisonLimit - 1 ); | ||
| } | ||
| } | ||
| } |
Oops, something went wrong.