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AbstractNumberConversionIntention: possible race fixed

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This commit is contained in:
Tagir Valeev
2019-03-11 16:06:18 +07:00
parent 98736e25bf
commit 5804248bfa
1 changed files with 13 additions and 10 deletions
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platform/lang-api/src/com/intellij/codeInsight/intention/numeric/AbstractNumberConversionIntention.java
+13 -10
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@@ -44,24 +44,26 @@ public abstract class AbstractNumberConversionIntention implements IntentionActi
@Override
public boolean isAvailable(@NotNull Project project, Editor editor, PsiFile file) {
myText = null;
myConverter = null;
myContext = null;
List<NumberConverter> converters = getConverters(file);
if (converters.isEmpty()) return false;
int offset = editor.getCaretModel().getOffset();
myContext = getContext(file, offset);
if (myContext == null && offset > 0) {
myContext = getContext(file, offset - 1);
NumberConversionContext context = getContext(file, offset);
if (context == null && offset > 0) {
context = getContext(file, offset - 1);
}
if (myContext == null) return false;
Number number = myContext.myNumber;
String text = myContext.myText;
if (context == null) return false;
Number number = context.myNumber;
String text = context.myText;
NumberConverter singleConverter = null;
for (NumberConverter converter : converters) {
String convertedText = converter.getConvertedText(text, number);
if (convertedText != null) {
if (singleConverter != null) return true;
if (singleConverter != null) {
myText = null;
myConverter = null;
myContext = context;
return true;
}
singleConverter = converter;
}
}
@@ -69,6 +71,7 @@ public abstract class AbstractNumberConversionIntention implements IntentionActi
String convertedText = singleConverter.getConvertedText(text, number);
myText = getActionName(singleConverter, convertedText);
myConverter = singleConverter;
myContext = context;
return true;
}