Compute field in getter and cache it

redhat-developer · Feb 11, 2025 · 507ef5c · 507ef5c
1 parent efb2fa2
commit 507ef5c
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/src/main/java/com/redhat/devtools/lsp4ij/features/documentSymbol/DocumentSymbolData.java b/src/main/java/com/redhat/devtools/lsp4ij/features/documentSymbol/DocumentSymbolData.java
@@ -37,7 +37,7 @@ public class DocumentSymbolData extends FakePsiElement {
     private final @NotNull PsiFile psiFile;
     private final DocumentSymbolData parent;
     private final @NotNull LanguageServerItem languageServer;
-    private final @NotNull TextRange textRange;
+    private TextRange textRange;
     private DocumentSymbolData[] cachedChildren;
 
     public DocumentSymbolData(@NotNull DocumentSymbol documentSymbol,
@@ -54,7 +54,6 @@ public DocumentSymbolData(@NotNull DocumentSymbol documentSymbol,
         this.psiFile = psiFile;
         this.languageServer = languageServer;
         this.parent = parent;
-        this.textRange = LSPIJUtils.toTextRange(documentSymbol.getRange(), LSPIJUtils.getDocument(psiFile.getVirtualFile()));
     }
 
     public @NotNull DocumentSymbol getDocumentSymbol() {
@@ -83,6 +82,9 @@ public int getTextOffset() {
 
     @Override
     public TextRange getTextRange() {
+        if (textRange == null) {
+            this.textRange = LSPIJUtils.toTextRange(documentSymbol.getRange(), LSPIJUtils.getDocument(psiFile.getVirtualFile()))
+        }
         return textRange;
     }