Add MethodSpec.Builder.clearModifiers() method

changelog/@unreleased/pr-114.v2.yml

@@ -0,0 +1,5 @@
+type: feature
+feature:
+  description: Add MethodSpec.Builder.clearModifiers() method
+  links:
+  - https://github.com/palantir/javapoet/pull/114

javapoet/src/main/java/com/palantir/javapoet/MethodSpec.java

@@ -406,6 +406,11 @@ public Builder addModifiers(Iterable<Modifier> modifiers) {
             return this;
         }
 
+        public Builder clearModifiers() {
+            this.modifiers.clear();
+            return this;
+        }
+
         public Builder addTypeVariables(Iterable<TypeVariableName> typeVariables) {
             checkArgument(typeVariables != null, "typeVariables == null");
             for (TypeVariableName typeVariable : typeVariables) {

javapoet/src/test/java/com/palantir/javapoet/MethodSpecTest.java

@@ -388,6 +388,31 @@ public void addModifiersVarargsShouldNotBeNull() {
                 .hasMessage("modifiers == null");
     }
 
+    @Test
+    public void clearModifiers() {
+        MethodSpec method = MethodSpec.methodBuilder("getRandomNumber")
+                .addModifiers(Modifier.PUBLIC, Modifier.STATIC)
+                .returns(TypeName.INT)
+                .addCode("return 4; // chosen by fair dice roll. guaranteed to be random.")
+                .build();
+        assertThat(method.toString())
+                .isEqualTo(
+                        """
+                        public static int getRandomNumber() {
+                          return 4; // chosen by fair dice roll. guaranteed to be random.
+                        }
+                        """);
+
+        MethodSpec updatedMethod = method.toBuilder().clearModifiers().build();
+        assertThat(updatedMethod.toString())
+                .isEqualTo(
+                        """
+                        int getRandomNumber() {
+                          return 4; // chosen by fair dice roll. guaranteed to be random.
+                        }
+                        """);
+    }
+
     @Test
     public void modifyMethodName() {
         MethodSpec methodSpec = MethodSpec.methodBuilder("initialMethod").build().toBuilder()