notnull

java/java-impl/src/com/intellij/psi/impl/source/resolve/reference/impl/providers/JavaClassReference.java

@@ -583,6 +583,7 @@ public class JavaClassReference extends GenericReference implements PsiJavaRefer
     return myJavaClassReferenceSet;
   }
 
+  @NotNull
   @Override
   public String getUnresolvedMessagePattern() {
     return myJavaClassReferenceSet.getUnresolvedMessagePattern(myIndex);

java/java-impl/src/com/intellij/psi/impl/source/resolve/reference/impl/providers/PsiPackageReference.java

@@ -60,6 +60,7 @@ public class PsiPackageReference extends PsiPolyVariantReferenceBase<PsiElement>
     return subPackages.toArray();
   }
 
+  @NotNull
   @Override
   public String getUnresolvedMessagePattern() {
     return JavaErrorMessages.message("cannot.resolve.package");

java/java-psi-impl/src/com/intellij/codeInsight/daemon/JavaErrorMessages.java

@@ -17,6 +17,7 @@ package com.intellij.codeInsight.daemon;
 
 import com.intellij.AbstractBundle;
 import org.jetbrains.annotations.NonNls;
+import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.PropertyKey;
 
 /**
@@ -31,6 +32,7 @@ public class JavaErrorMessages extends AbstractBundle {
     super(BUNDLE);
   }
 
+  @NotNull
   public static String message(@PropertyKey(resourceBundle = BUNDLE)String key, Object... params) {
     return INSTANCE.getMessage(key, params);
   }

platform/lang-api/src/com/intellij/codeInsight/daemon/EmptyResolveMessageProvider.java

@@ -16,6 +16,8 @@
 
 package com.intellij.codeInsight.daemon;
 
+import org.jetbrains.annotations.NotNull;
+
 /**
  * Implement this in your {@link com.intellij.psi.PsiReference} to provide custom error message.
  */
@@ -27,5 +29,6 @@ public interface EmptyResolveMessageProvider {
    * @return pattern or message
    * @see XmlHighlightVisitor#getErrorDescription()
    */
+  @NotNull
   String getUnresolvedMessagePattern();
 }

platform/lang-impl/src/com/intellij/openapi/paths/PsiDynaReference.java

@@ -207,6 +207,7 @@ public class PsiDynaReference<T extends PsiElement> extends PsiReferenceBase<T>
     }
   }
 
+  @NotNull
   @Override
   @SuppressWarnings({"UnresolvedPropertyKey"})
   public String getUnresolvedMessagePattern() {

platform/lang-impl/src/com/intellij/psi/impl/source/resolve/reference/impl/providers/FileReference.java

@@ -553,6 +553,7 @@ public class FileReference implements FileReferenceOwner, PsiPolyVariantReferenc
     return myIndex;
   }
 
+  @NotNull
   @Override
   public String getUnresolvedMessagePattern() {
     return LangBundle.message("error.cannot.resolve")

platform/util-rt/src/com/intellij/BundleBase.java

@@ -58,7 +58,8 @@ public abstract class BundleBase {
     return format(value, params);
   }
 
-  public static String format(String value, Object... params) {
+  @NotNull
+  public static String format(@NotNull String value, @NotNull Object... params) {
     if (params.length > 0 && value.indexOf('{') >= 0) {
       return MessageFormat.format(value, params);
     }

plugins/ant/src/com/intellij/lang/ant/dom/AntDomFileReference.java

@@ -47,6 +47,7 @@ public class AntDomFileReference extends FileReference implements AntDomReferenc
     return (AntDomFileReferenceSet)super.getFileReferenceSet();
   }
 
+  @NotNull
   public String getUnresolvedMessagePattern() {
     return AntBundle.message("file.doesnt.exist", getCanonicalRepresentationText());
   }

plugins/groovy/src/org/jetbrains/plugins/groovy/GroovyBundle.java

@@ -18,6 +18,7 @@ package org.jetbrains.plugins.groovy;
 
 import com.intellij.CommonBundle;
 import org.jetbrains.annotations.NonNls;
+import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.PropertyKey;
 
 import java.lang.ref.Reference;
@@ -34,6 +35,7 @@ public class GroovyBundle {
   @NonNls
   private static final String BUNDLE = "org.jetbrains.plugins.groovy.GroovyBundle";
 
+  @NotNull
   public static String message(@PropertyKey(resourceBundle = BUNDLE)String key, Object... params) {
     return CommonBundle.message(getBundle(), key, params);
   }

plugins/properties/src/com/intellij/lang/properties/references/PropertyReferenceBase.java

@@ -191,6 +191,7 @@ public abstract class PropertyReferenceBase implements PsiPolyVariantReference,
     return mySoft;
   }
 
+  @NotNull
   public String getUnresolvedMessagePattern() {
     return PropertiesBundle.message("unresolved.property.key");
   }

plugins/xpath/xpath-lang/src/org/intellij/lang/xpath/xslt/impl/XsltReferenceContributor.java

@@ -134,6 +134,7 @@ public class XsltReferenceContributor {
       return name.equals(text) || text.endsWith(":" + name);
     }
 
+    @NotNull
     @Override
     public String getUnresolvedMessagePattern() {
       return "Unknown Type";

plugins/xpath/xpath-lang/src/org/intellij/lang/xpath/xslt/impl/references/ModeReference.java

@@ -187,6 +187,7 @@ class ModeReference extends SimpleAttributeReference implements PsiPolyVariantRe
         }
     }
 
+    @NotNull
     public String getUnresolvedMessagePattern() {
         final QName qName = myImplicitModeElement.getQName();
         if (qName != null && qName != QNameUtil.UNRESOLVED) {

plugins/xpath/xpath-lang/src/org/intellij/lang/xpath/xslt/impl/references/PrefixReference.java

@@ -70,6 +70,7 @@ public class PrefixReference extends SimpleAttributeReference implements EmptyRe
     return XsltNamespaceContext.resolvePrefix(getCanonicalText(), myAttribute);
   }
 
+  @NotNull
   public String getUnresolvedMessagePattern() {
     return "Undeclared namespace prefix ''{0}''";
   }

plugins/xpath/xpath-lang/src/org/intellij/lang/xpath/xslt/impl/references/TemplateReference.java

@@ -86,6 +86,7 @@ class TemplateReference extends AttributeReference implements EmptyResolveMessag
         QuickFixAction.registerQuickFixAction(highlightInfo, new CreateTemplateFix(myAttribute.getParent(), myName));
     }
 
+    @NotNull
     public String getUnresolvedMessagePattern() {
         return "Cannot resolve template ''{0}''";
     }

xml/dom-impl/src/com/intellij/util/xml/impl/GenericDomValueReference.java

@@ -142,6 +142,7 @@ public class GenericDomValueReference<T> extends PsiReferenceBase<XmlElement> im
     return StringUtil.notNullize(getStringValue());
   }
 
+  @NotNull
   public String getUnresolvedMessagePattern() {
     final ConvertContext context = getConvertContext();
     return getConverter().getErrorMessage(getStringValue(), context);

xml/dom-openapi/src/com/intellij/util/xml/converters/DelimitedListConverter.java

@@ -251,6 +251,7 @@ public abstract class DelimitedListConverter<T> extends ResolvingConverter<List<
     }
 
 
+    @NotNull
     public String getUnresolvedMessagePattern() {
       return getUnresolvedMessage(getValue());
     }

xml/dom-openapi/src/com/intellij/util/xml/converters/QuotedValueConverter.java

@@ -148,6 +148,7 @@ public abstract class QuotedValueConverter<T> extends ResolvingConverter<T> impl
       return getReferenceVariants(myContext, myGenericDomValue, getRangeInElement());
     }
 
+    @NotNull
     public String getUnresolvedMessagePattern() {
       return myBadQuotation? DomBundle.message("message.invalid.value.quotation") : getUnresolvedMessage(getValue());
     }

xml/impl/src/com/intellij/codeInsight/daemon/XmlErrorMessages.java

@@ -17,6 +17,7 @@ package com.intellij.codeInsight.daemon;
 
 import com.intellij.CommonBundle;
 import org.jetbrains.annotations.NonNls;
+import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.PropertyKey;
 
 import java.lang.ref.Reference;
@@ -34,6 +35,7 @@ public class XmlErrorMessages {
   private XmlErrorMessages() {
   }
 
+  @NotNull
   public static String message(@PropertyKey(resourceBundle = BUNDLE)String key, Object... params) {
     return CommonBundle.message(getBundle(), key, params);
   }

xml/impl/src/com/intellij/codeInsight/daemon/impl/analysis/encoding/XmlEncodingReference.java

@@ -65,6 +65,7 @@ public class XmlEncodingReference implements PsiReference, EmptyResolveMessagePr
     //return myValue.getManager().findClass(fqn, GlobalSearchScope.allScope(myValue.getProject()));
   }
 
+  @NotNull
   public String getUnresolvedMessagePattern() {
     //noinspection UnresolvedPropertyKey
     return XmlErrorMessages.message("unknown.encoding.0");

xml/impl/src/com/intellij/psi/impl/source/resolve/reference/impl/providers/DtdReferencesProvider.java

@@ -138,6 +138,7 @@ public class DtdReferencesProvider extends PsiReferenceProvider {
       };
     }
 
+    @NotNull
     public String getUnresolvedMessagePattern() {
       return XmlBundle.message("xml.dtd.unresolved.element.reference", getCanonicalText());
     }
@@ -259,6 +260,7 @@ public class DtdReferencesProvider extends PsiReferenceProvider {
       };
     }
 
+    @NotNull
     public String getUnresolvedMessagePattern() {
       return XmlBundle.message("xml.dtd.unresolved.entity.reference", getCanonicalText());
     }

xml/impl/src/com/intellij/psi/impl/source/resolve/reference/impl/providers/SchemaReferencesProvider.java

@@ -124,6 +124,7 @@ public class SchemaReferencesProvider extends PsiReferenceProvider {
       return false;
     }
 
+    @NotNull
     public String getUnresolvedMessagePattern() {
       return message;
     }

xml/impl/src/com/intellij/psi/impl/source/resolve/reference/impl/providers/URLReference.java

@@ -225,6 +225,7 @@ public class URLReference implements PsiReference, QuickFixProvider, EmptyResolv
     }
   }
 
+  @NotNull
   public String getUnresolvedMessagePattern() {
     return XmlErrorMessages.message(myIncorrectResourceMapped ? "registered.resource.is.not.recognized":"uri.is.not.registered");
   }

xml/impl/src/com/intellij/xml/util/AnchorReference.java

@@ -215,6 +215,7 @@ public class AnchorReference implements PsiReference, EmptyResolveMessageProvide
     return mySoft;
   }
 
+  @NotNull
   public String getUnresolvedMessagePattern() {
     final XmlFile xmlFile = getFile();
     return xmlFile == null ? 

xml/relaxng/src/org/intellij/plugins/relaxNG/compact/psi/impl/PatternReference.java

@@ -147,6 +147,7 @@ class PatternReference extends PsiReferenceBase.Poly<RncRef> implements Function
     return false;
   }
 
+  @NotNull
   public String getUnresolvedMessagePattern() {
     return "Unresolved pattern reference ''{0}''";
   }

xml/relaxng/src/org/intellij/plugins/relaxNG/compact/psi/impl/RncNameImpl.java

@@ -135,6 +135,7 @@ public class RncNameImpl extends RncElementImpl implements RncName, PsiReference
     return "xsd".equals(prefix) || "xml".equals(prefix);
   }
 
+  @NotNull
   public String getUnresolvedMessagePattern() {
     return "Unresolved namespace prefix ''{0}''";
   }

xml/relaxng/src/org/intellij/plugins/relaxNG/references/PrefixReferenceProvider.java

@@ -118,6 +118,7 @@ public class PrefixReferenceProvider extends PsiReferenceProvider {
       return false;
     }
 
+    @NotNull
     public String getUnresolvedMessagePattern() {
       return "Undefined namespace prefix ''{0}''";
     }

xml/relaxng/src/org/intellij/plugins/relaxNG/xml/dom/impl/DefinitionReference.java

@@ -153,6 +153,7 @@ public class DefinitionReference extends PsiReferenceBase.Poly<XmlAttributeValue
     }
   }
 
+  @NotNull
   public String getUnresolvedMessagePattern() {
     return "Unresolved pattern reference ''{0}''";
   }