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Add ResourceLookup.sortFilesByRelevance(...), bug 251161.

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This commit is contained in:
Markus Schorn 2008-10-17 08:41:57 +00:00
parent 868e29ac4f
commit db8d239e76
1 changed files with 32 additions and 0 deletions
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32
core/org.eclipse.cdt.core/src/org/eclipse/cdt/internal/core/resources/ResourceLookup.java
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@ -11,6 +11,9 @@
package org.eclipse.cdt.internal.core.resources; package org.eclipse.cdt.internal.core.resources;
import java.net.URI; import java.net.URI;
import java.util.Arrays;
import java.util.Collections;
import java.util.Comparator;
import org.eclipse.core.resources.IFile; import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IProject; import org.eclipse.core.resources.IProject;
@ -114,6 +117,35 @@ public class ResourceLookup {
return best; return best;
} }
/**
* Sorts files by relevance for CDT, by the criteria listed below. The most relevant files
* is listed first.
* <br> Accessible files
* <br> Files of preferred project
* <br> Files of CDT projects
* <br> Files on a source root of a CDT project
*/
public static void sortFilesByRelevance(IFile[] filesToSort, final IProject preferredProject) {
Collections.sort(Arrays.asList(filesToSort), new Comparator<IFile>() {
public int compare(IFile f1, IFile f2) {
boolean a1= f1.isAccessible();
boolean a2= f2.isAccessible();
if (a1 != a2)
return a1 ? -1 : 1;
int r1= FileRelevance.getRelevance(f1, preferredProject);
int r2= FileRelevance.getRelevance(f2, preferredProject);
if (r1 > r2)
return -1;
if (r1 < r2)
return 1;
return f1.getFullPath().toString().compareTo(f2.getFullPath().toString());
}
});
}
/** /**
* For testing, only. * For testing, only.
*/ */