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Returning containing file without computing the stub

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This commit is contained in:
Andrey Breslav
2013-01-11 16:49:53 +04:00
parent 0ad48a3598
commit 8c8accad42
1 changed files with 45 additions and 9 deletions
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compiler/jet.as.java.psi/src/org/jetbrains/jet/asJava/KotlinLightClassForExplicitDeclaration.java
+45 -9
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@@ -24,11 +24,15 @@ import com.intellij.openapi.util.Comparing;
import com.intellij.openapi.util.Key;
import com.intellij.openapi.util.NullableLazyValue;
import com.intellij.openapi.util.Pair;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.psi.*;
import com.intellij.psi.impl.PsiManagerImpl;
import com.intellij.psi.impl.compiled.ClsFileImpl;
import com.intellij.psi.impl.java.stubs.PsiJavaFileStub;
import com.intellij.psi.impl.light.AbstractLightClass;
import com.intellij.psi.impl.light.LightModifierList;
import com.intellij.psi.impl.light.LightTypeParameterListBuilder;
import com.intellij.psi.stubs.PsiClassHolderFileStub;
import com.intellij.psi.util.CachedValue;
import com.intellij.psi.util.CachedValuesManager;
import com.intellij.util.IncorrectOperationException;
@@ -114,16 +118,11 @@ public class KotlinLightClassForExplicitDeclaration extends AbstractLightClass i
@Override
public PsiClass getDelegate() {
if (delegate == null) {
JetClassOrObject outermostClassOrObject = getOutermostClassOrObject(classOrObject);
assert outermostClassOrObject != null : "Attempt to build a light class for a local class: " + classOrObject.getText();
PsiJavaFileStub javaFileStub = CachedValuesManager.getManager(getProject()).getCachedValue(
outermostClassOrObject,
JAVA_API_STUB,
KotlinJavaFileStubProvider.createForDeclaredTopLevelClass(outermostClassOrObject),
/*trackValue = */false);
PsiJavaFileStub javaFileStub = getJavaFileStub();
PsiClass psiClass = LightClassUtil.findClass(classFqName, javaFileStub);
if (psiClass == null) {
JetClassOrObject outermostClassOrObject = getOutermostClassOrObject(classOrObject);
throw new IllegalStateException("Class was not found " + classFqName + " in " + outermostClassOrObject.getText());
}
delegate = psiClass;
@@ -132,7 +131,17 @@ public class KotlinLightClassForExplicitDeclaration extends AbstractLightClass i
return delegate;
}
@Nullable
@NotNull
private PsiJavaFileStub getJavaFileStub() {
JetClassOrObject outermostClassOrObject = getOutermostClassOrObject(classOrObject);
return CachedValuesManager.getManager(getProject()).getCachedValue(
outermostClassOrObject,
JAVA_API_STUB,
KotlinJavaFileStubProvider.createForDeclaredTopLevelClass(outermostClassOrObject),
/*trackValue = */false);
}
@NotNull
private static JetClassOrObject getOutermostClassOrObject(@NotNull JetClassOrObject classOrObject) {
JetClassOrObject current = classOrObject;
while (true) {
@@ -149,13 +158,40 @@ public class KotlinLightClassForExplicitDeclaration extends AbstractLightClass i
}
if (!(parent instanceof JetClassBody)) {
// It is a local class, no legitimate outer
return null;
throw new IllegalStateException("Attempt to build a light class for a local class: " + classOrObject.getText());
}
current = (JetClassOrObject) parent.getParent();
}
}
private final NullableLazyValue<PsiFile> _containingFile = new NullableLazyValue<PsiFile>() {
@Nullable
@Override
protected PsiFile compute() {
VirtualFile virtualFile = classOrObject.getContainingFile().getVirtualFile();
assert virtualFile != null : "No virtual file for " + classOrObject.getText();
return new ClsFileImpl((PsiManagerImpl) getManager(), new ClassFileViewProvider(getManager(), virtualFile)) {
@NotNull
@Override
public String getPackageName() {
return JetPsiUtil.getFQName((JetFile) classOrObject.getContainingFile()).getFqName();
}
@NotNull
@Override
public PsiClassHolderFileStub getStub() {
return getJavaFileStub();
}
};
}
};
@Override
public PsiFile getContainingFile() {
return _containingFile.getValue();
}
@NotNull
@Override
public PsiElement getNavigationElement() {