3 files changed, 13 insertions, 1 deletions
diff --git a/src/lombok/javac/Javac.java b/src/lombok/javac/Javac.java
index 0987d31a..60c86099 100644
--- a/src/lombok/javac/Javac.java
+++ b/src/lombok/javac/Javac.java
@@ -92,6 +92,7 @@ public class Javac {
 			List<String> raws = new ArrayList<String>();
 			List<Object> guesses = new ArrayList<Object>();
 			final List<DiagnosticPosition> positions = new ArrayList<DiagnosticPosition>();
+			boolean isExplicit = false;
 			
 			for ( JCExpression arg : arguments ) {
 				String mName;
@@ -107,6 +108,7 @@ public class Javac {
 				}
 				
 				if ( !mName.equals(name) ) continue;
+				isExplicit = true;
 				if ( rhs instanceof JCNewArray ) {
 					List<JCExpression> elems = ((JCNewArray)rhs).elems;
 					for  ( JCExpression inner : elems ) {
@@ -121,7 +123,7 @@ public class Javac {
 				}
 			}
 			
-			values.put(name, new AnnotationValue(node, raws, guesses) {
+			values.put(name, new AnnotationValue(node, raws, guesses, isExplicit) {
 				@Override public void setError(String message, int valueIdx) {
 					node.addError(message, positions.get(valueIdx));
 				}
diff --git a/src/lombok/javac/handlers/HandleEqualsAndHashCode.java b/src/lombok/javac/handlers/HandleEqualsAndHashCode.java
index 16a04da7..21966be2 100644
--- a/src/lombok/javac/handlers/HandleEqualsAndHashCode.java
+++ b/src/lombok/javac/handlers/HandleEqualsAndHashCode.java
@@ -84,6 +84,11 @@ public class HandleEqualsAndHashCode implements JavacAnnotationHandler<EqualsAnd
 		if ( !annotation.isExplicit("exclude") ) excludes = null;
 		if ( !annotation.isExplicit("of") ) includes = null;
 		
+		if ( excludes != null && includes != null ) {
+			excludes = null;
+			annotation.setWarning("exclude", "exclude and of are mutually exclusive; the 'exclude' parameter will be ignored.");
+		}
+		
 		return generateMethods(typeNode, annotationNode, excludes, includes, callSuper, true);
 	}
 	
diff --git a/src/lombok/javac/handlers/HandleToString.java b/src/lombok/javac/handlers/HandleToString.java
index 7cdbb6e1..eb2013c7 100644
--- a/src/lombok/javac/handlers/HandleToString.java
+++ b/src/lombok/javac/handlers/HandleToString.java
@@ -81,6 +81,11 @@ public class HandleToString implements JavacAnnotationHandler<ToString> {
 		if ( !annotation.isExplicit("exclude") ) excludes = null;
 		if ( !annotation.isExplicit("of") ) includes = null;
 		
+		if ( excludes != null && includes != null ) {
+			excludes = null;
+			annotation.setWarning("exclude", "exclude and of are mutually exclusive; the 'exclude' parameter will be ignored.");
+		}
+		
 		return generateToString(typeNode, annotationNode, excludes, includes, ann.includeFieldNames(), callSuper, true);
 	}