Fix deprecated API usages

java/java-psi-api/src/com/intellij/pom/java/LanguageLevel.java

@@ -40,16 +40,19 @@ public enum LanguageLevel {
   }
 
   /** @deprecated (to remove in IDEA 13) */
+  @SuppressWarnings("UnusedDeclaration")
   public int getIndex() {
     return ordinal() + 3;  // solely for backward compatibility
   }
 
   /** @deprecated (to remove in IDEA 13) */
+  @SuppressWarnings("UnusedDeclaration")
   public boolean hasAssertKeyword() {
     return isAtLeast(JDK_1_4);
   }
 
   /** @deprecated use {@linkplain com.intellij.psi.util.PsiUtil#isLanguageLevel5OrHigher(com.intellij.psi.PsiElement)} (to remove in IDEA 13) */
+  @SuppressWarnings("UnusedDeclaration")
   public boolean hasEnumKeywordAndAutoboxing() {
     return isAtLeast(JDK_1_5);
   }

java/java-psi-api/src/com/intellij/psi/PsiPrimitiveType.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2000-2009 JetBrains s.r.o.
+ * Copyright 2000-2012 JetBrains s.r.o.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -104,7 +104,7 @@ public class PsiPrimitiveType extends PsiType {
   @Nullable
   public static PsiPrimitiveType getUnboxedType(PsiType type) {
     if (!(type instanceof PsiClassType)) return null;
-    if (!((PsiClassType)type).getLanguageLevel().hasEnumKeywordAndAutoboxing()) return null;
+    if (!((PsiClassType)type).getLanguageLevel().isAtLeast(LanguageLevel.JDK_1_5)) return null;
     final PsiClass psiClass = ((PsiClassType)type).resolve();
     if (psiClass == null) return null;
     return ourQNameToUnboxed.get(psiClass.getQualifiedName());
@@ -124,7 +124,7 @@ public class PsiPrimitiveType extends PsiType {
   @Nullable
   public PsiClassType getBoxedType(PsiElement context) {
     LanguageLevel languageLevel = PsiUtil.getLanguageLevel(context);
-    if (!languageLevel.hasEnumKeywordAndAutoboxing()) return null;
+    if (!languageLevel.isAtLeast(LanguageLevel.JDK_1_5)) return null;
     final String boxedQName = getBoxedTypeName();
 
     //[ven]previous call returns null for NULL, VOID

java/java-psi-api/src/com/intellij/psi/util/TypeConversionUtil.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2000-2011 JetBrains s.r.o.
+ * Copyright 2000-2012 JetBrains s.r.o.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -780,7 +780,7 @@ public class TypeConversionUtil {
   private static final Key<CachedValue<Set<String>>> POSSIBLE_BOXED_HOLDER_TYPES = Key.create("Types that may be possibly assigned from primitive ones");
 
   private static boolean isBoxable(final PsiClassType left, final PsiPrimitiveType right) {
-    if (!left.getLanguageLevel().hasEnumKeywordAndAutoboxing()) return false;
+    if (!left.getLanguageLevel().isAtLeast(LanguageLevel.JDK_1_5)) return false;
     final PsiClass psiClass = left.resolve();
     if (psiClass == null) return false;