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Lazy load documents from files for the Symbols View in Eclipse

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aboyko
2024-11-26 16:35:54 -05:00
parent 55bf699c4f
commit 2d78997a6b
1 changed files with 18 additions and 4 deletions
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22
eclipse-language-servers/org.springframework.tooling.ls.eclipse.gotosymbol/src/org/springframework/tooling/ls/eclipse/gotosymbol/dialogs/SelectionTracker.java
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@@ -77,11 +77,16 @@ public class SelectionTracker extends AbstractDisposable {
// there is a selection change
static class DocumentData implements Disposable {
public final IFileEditorInput input;
private final IDocumentProvider documentProvider;
private final IFile file;
private IFileEditorInput input;
private IDocumentProvider documentProvider;
public DocumentData(IFile file) {
super();
this.file = file;
}
private void init() {
this.input = new FileEditorInput(file);
this.documentProvider = DocumentProviderRegistry.getDefault().getDocumentProvider(input);
if (this.documentProvider != null) {
@@ -105,13 +110,22 @@ public class SelectionTracker extends AbstractDisposable {
}
}
/**
* May load the contents of the file into a document if there is no editor
* opened for the file therefore do not execute on the UI thread
*
* @return the document
*/
public IDocument getDocument() {
if (input == null) {
init();
}
return this.documentProvider != null ? this.documentProvider.getDocument(input) : null;
}
@Override
public String toString() {
return "DocumentData [file=" + input.getFile() + "]";
return "DocumentData [file=" + file + "]";
}
}