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cache line number because it is expensive to calculate and is used for sorting the inspection results tree

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Bas Leijdekkers
2011-03-09 13:39:34 +01:00
parent f26ffb5608
commit 908a7adf28
1 changed files with 15 additions and 11 deletions
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platform/lang-impl/src/com/intellij/codeInspection/ex/ProblemDescriptorImpl.java
+15 -11
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@@ -49,6 +49,7 @@ public class ProblemDescriptorImpl extends CommonProblemDescriptorImpl implement
private final boolean myShowTooltip;
private final HintAction myHintAction;
private TextAttributesKey myEnforcedTextAttributes;
private int myLineNumber = -1;
public ProblemDescriptorImpl(@NotNull PsiElement startElement, @NotNull PsiElement endElement, String descriptionTemplate, LocalQuickFix[] fixes,
ProblemHighlightType highlightType,
@@ -132,17 +133,20 @@ public class ProblemDescriptorImpl extends CommonProblemDescriptorImpl implement
}
public int getLineNumber() {
PsiElement psiElement = getPsiElement();
if (psiElement == null) return -1;
if (!psiElement.isValid()) return -1;
LOG.assertTrue(psiElement.isPhysical());
PsiFile containingFile = InjectedLanguageUtil.getTopLevelFile(psiElement);
Document document = PsiDocumentManager.getInstance(psiElement.getProject()).getDocument(containingFile);
if (document == null) return -1;
TextRange textRange = getTextRange();
if (textRange == null) return -1;
textRange = InjectedLanguageManager.getInstance(containingFile.getProject()).injectedToHost(psiElement, textRange);
return document.getLineNumber(textRange.getStartOffset()) + 1;
if (myLineNumber == -1) {
PsiElement psiElement = getPsiElement();
if (psiElement == null) return -1;
if (!psiElement.isValid()) return -1;
LOG.assertTrue(psiElement.isPhysical());
PsiFile containingFile = InjectedLanguageUtil.getTopLevelFile(psiElement);
Document document = PsiDocumentManager.getInstance(psiElement.getProject()).getDocument(containingFile);
if (document == null) return -1;
TextRange textRange = getTextRange();
if (textRange == null) return -1;
textRange = InjectedLanguageManager.getInstance(containingFile.getProject()).injectedToHost(psiElement, textRange);
myLineNumber = document.getLineNumber(textRange.getStartOffset()) + 1;
}
return myLineNumber;
}
public ProblemHighlightType getHighlightType() {