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IDEA-97430 Out of memory during reformat code

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Avoid endless method dependencies graph processing
This commit is contained in:
Denis.Zhdanov
2012-12-17 17:14:30 +04:00
parent e5a28fa3c0
commit 708d80356b
1 changed files with 4 additions and 1 deletions
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java/java-impl/src/com/intellij/psi/codeStyle/arrangement/JavaArrangementParseInfo.java
+4 -1
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@@ -19,6 +19,7 @@ import com.intellij.openapi.util.Pair;
import com.intellij.psi.PsiClass;
import com.intellij.psi.PsiMethod;
import com.intellij.util.containers.ContainerUtil;
import com.intellij.util.containers.ContainerUtilRt;
import com.intellij.util.containers.Stack;
import gnu.trove.TObjectIntHashMap;
import org.jetbrains.annotations.NotNull;
@@ -104,14 +105,16 @@ public class JavaArrangementParseInfo {
Stack<Pair<PsiMethod, JavaArrangementMethodDependencyInfo>> toProcess
= new Stack<Pair<PsiMethod, JavaArrangementMethodDependencyInfo>>();
toProcess.push(Pair.create(method, result));
Set<PsiMethod> usedMethods = ContainerUtilRt.newHashSet();
while (!toProcess.isEmpty()) {
Pair<PsiMethod, JavaArrangementMethodDependencyInfo> pair = toProcess.pop();
Set<PsiMethod> dependentMethods = myMethodDependencies.get(pair.first);
if (dependentMethods == null) {
continue;
}
usedMethods.add(pair.first);
for (PsiMethod dependentMethod : dependentMethods) {
if (dependentMethod == method) {
if (usedMethods.contains(dependentMethod)) {
// Prevent cyclic dependencies.
return null;
}