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20 changes: 20 additions & 0 deletions src/main/java/org/scijava/java3d/DefaultJava3DService.java
Original file line number Diff line number Diff line change
Expand Up @@ -31,6 +31,7 @@
package org.scijava.java3d;

import java.io.File;
import java.io.FilenameFilter;
import java.util.ArrayList;
import java.util.List;

Expand Down Expand Up @@ -95,6 +96,25 @@ private void checkLibExtDirectory(final ArrayList<File> files,
checkFile(files, new File(dir, "j3dcore.jar"));
checkFile(files, new File(dir, "vecmath.jar"));
checkFile(files, new File(dir, "j3dutils.jar"));
checkFilePattern( files, dir, "j3d-core*");
checkFilePattern( files, dir, "vecmath*");
checkFilePattern( files, dir, "jogl*");
// Maybe libJ3DUtils.jnilib libJ3DAudio.jnilib
}

private void checkFilePattern(ArrayList<File> files, String dir, String argPattern) {
final String pattern = argPattern.replace(".","\\.").replace("*",".*");

if( dir.isEmpty() ) dir = ".";
else if( (new File(dir)).exists() ) {
for( File f : new File( dir ).listFiles( new FilenameFilter(){
public boolean accept( File dir, String name ) {
return name.matches( pattern );
}
})){
files.add(f);
}
}
}

private void checkFile(ArrayList<File> files, File file) {
Expand Down