getContainingPackageFqName() added to JetClassLikeInfo

compiler/frontend/src/org/jetbrains/jet/lang/resolve/lazy/data/JetClassLikeInfo.java

@@ -21,6 +21,7 @@ import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 import org.jetbrains.jet.lang.descriptors.ClassKind;
 import org.jetbrains.jet.lang.psi.*;
+import org.jetbrains.jet.lang.resolve.name.FqName;
 
 import java.util.List;
 
@@ -28,6 +29,10 @@ import java.util.List;
  * @author abreslav
  */
 public interface JetClassLikeInfo extends JetDeclarationContainer {
+
+    @NotNull
+    FqName getContainingPackageFqName();
+
     @NotNull
     List<JetDelegationSpecifier> getDelegationSpecifiers();
 

compiler/frontend/src/org/jetbrains/jet/lang/resolve/lazy/data/JetClassOrObjectInfo.java

@@ -17,12 +17,11 @@
 package org.jetbrains.jet.lang.resolve.lazy.data;
 
 import com.intellij.psi.PsiElement;
+import com.intellij.psi.PsiFile;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
-import org.jetbrains.jet.lang.psi.JetClassOrObject;
-import org.jetbrains.jet.lang.psi.JetDeclaration;
-import org.jetbrains.jet.lang.psi.JetDelegationSpecifier;
-import org.jetbrains.jet.lang.psi.JetModifierList;
+import org.jetbrains.jet.lang.psi.*;
+import org.jetbrains.jet.lang.resolve.name.FqName;
 
 import java.util.List;
 
@@ -70,4 +69,20 @@ public abstract class JetClassOrObjectInfo<E extends JetClassOrObject> implement
     public PsiElement getScopeAnchor() {
         return element;
     }
+
+    @NotNull
+    @Override
+    public FqName getContainingPackageFqName() {
+        PsiFile file = element.getContainingFile();
+        if (file instanceof JetFile) {
+            JetFile jetFile = (JetFile) file;
+            return new FqName(jetFile.getNamespaceHeader().getQualifiedName());
+        }
+        throw new IllegalArgumentException("Not in a JetFile: " + element);
+    }
+
+    @Override
+    public String toString() {
+        return "info for " + element.getText();
+    }
 }