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[MNG-6967] Improve the command line output from maven-artifact.

This commit is contained in:
Dennis Lundberg 2020-07-22 11:01:35 +02:00 committed by Michael Osipov
parent 8f58b85eaf
commit 9189425150
1 changed files with 30 additions and 3 deletions
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33
maven-artifact/src/main/java/org/apache/maven/artifact/versioning/ComparableVersion.java
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@ -590,6 +590,32 @@ public class ComparableVersion
}
return buffer.toString();
}
/**
* Return the contents in the same format that is used when you call toString() on a List.
*/
private String toListString()
{
StringBuilder buffer = new StringBuilder();
buffer.append( "[" );
for ( Item item : this )
{
if ( buffer.length() > 1 )
{
buffer.append( ", " );
}
if ( item instanceof ListItem )
{
buffer.append( ( (ListItem ) item ).toListString() );
}
else
{
buffer.append( item );
}
}
buffer.append( "]" );
return buffer.toString();
}
}
public ComparableVersion( String version )
@ -773,10 +799,10 @@ public class ComparableVersion
* @param args the version strings to parse and compare. You can pass arbitrary number of version strings and always
* two adjacent will be compared
*/
// CHECKSTYLE_ON: LineLength
public static void main( String... args )
{
System.out.println( "Display parameters as parsed by Maven (in canonical form) and comparison result:" );
System.out.println( "Display parameters as parsed by Maven (in canonical form and as a list of tokens) and"
+ " comparison result:" );
if ( args.length == 0 )
{
return;
@ -795,9 +821,10 @@ public class ComparableVersion
+ ( ( compare == 0 ) ? "==" : ( ( compare < 0 ) ? "<" : ">" ) ) + ' ' + version );
}
System.out.println( String.valueOf( i++ ) + ". " + version + " == " + c.getCanonical() );
System.out.println( ( i++ ) + ". " + version + " -> " + c.getCanonical() + "; tokens: " + c.items.toListString() );
prev = c;
}
}
// CHECKSTYLE_ON: LineLength
}