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let's avoid NPE

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Maxim.Mossienko
2014-06-26 09:46:03 +02:00
parent 584b111059
commit 299180f97d
1 changed files with 4 additions and 2 deletions
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platform/lang-api/src/com/intellij/psi/search/GlobalSearchScopes.java
+4 -2
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@@ -19,6 +19,7 @@ import com.intellij.openapi.fileEditor.FileEditorManager;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.psi.PsiElement;
import com.intellij.psi.PsiFile;
import com.intellij.psi.PsiManager;
import org.jetbrains.annotations.NotNull;
@@ -36,11 +37,12 @@ public class GlobalSearchScopes extends GlobalSearchScopesCore {
public static SearchScope openFilesScope(@NotNull Project project) {
final VirtualFile[] files = FileEditorManager.getInstance(project).getOpenFiles();
// We can not use GlobalSearchScope as it is usually bound to project and used via filtering of project / library roots
// Open files can be out of project roots e.g. arbitrary open file so we go LocalSearchScope way, filled with elements to process
// Open files can be out of project roots e.g. arbitrary open file so we go LocalSearchScope way, filling it with elements to process
List<PsiElement> psiFiles = new ArrayList<PsiElement>(files.length);
PsiManager psiManager = PsiManager.getInstance(project);
for(VirtualFile file:files) {
psiFiles.add(psiManager.findFile(file));
PsiFile psiFile = psiManager.findFile(file);
if (psiFile != null) psiFiles.add(psiFile);
}
return new LocalSearchScope(psiFiles.toArray(new PsiElement[psiFiles.size()]), "Open Files");
}