public static void removeDuplicatingClasses(
final Module module,
@NotNull final String packageName,
@NotNull String className,
@Nullable File classFile,
String sourceRootPath) {
if (sourceRootPath == null) {
return;
}
VirtualFile sourceRoot = LocalFileSystem.getInstance().findFileByPath(sourceRootPath);
if (sourceRoot == null) {
return;
}
final Project project = module.getProject();
final JavaPsiFacade facade = JavaPsiFacade.getInstance(project);
final String interfaceQualifiedName = packageName + '.' + className;
PsiClass[] classes =
facade.findClasses(interfaceQualifiedName, GlobalSearchScope.moduleScope(module));
final ProjectFileIndex projectFileIndex =
ProjectRootManager.getInstance(project).getFileIndex();
for (PsiClass c : classes) {
PsiFile psiFile = c.getContainingFile();
if (className.equals(FileUtil.getNameWithoutExtension(psiFile.getName()))) {
VirtualFile virtualFile = psiFile.getVirtualFile();
if (virtualFile != null
&& projectFileIndex.getSourceRootForFile(virtualFile) == sourceRoot) {
final String path = virtualFile.getPath();
File f = new File(path);
try {
f = f.getCanonicalFile();
classFile = classFile != null ? classFile.getCanonicalFile() : null;
if (f != null && !f.equals(classFile) && f.exists()) {
if (f.delete()) {
virtualFile.refresh(true, false);
} else {
ApplicationManager.getApplication()
.invokeLater(
new Runnable() {
public void run() {
Messages.showErrorDialog(
project, "Can't delete file " + path, CommonBundle.getErrorTitle());
}
},
project.getDisposed());
}
}
} catch (IOException e) {
LOG.info(e);
}
}
}
}
}
@Nullable
private VirtualFile getFileRoot(VirtualFile file) {
if (myIndex.isLibraryClassFile(file)) {
return myIndex.getClassRootForFile(file);
}
if (myIndex.isInContent(file)) {
return myIndex.getSourceRootForFile(file);
}
if (myIndex.isInLibraryClasses(file)) {
return myIndex.getClassRootForFile(file);
}
return null;
}