graphql-java
diff --git a/src/main/java/graphql/execution/DataFetcherResult.java b/src/main/java/graphql/execution/DataFetcherResult.java
@@ -3,7 +3,6 @@
 import com.google.common.collect.ImmutableList;
 import graphql.ExecutionResult;
 import graphql.GraphQLError;
-import graphql.Internal;
 import graphql.PublicApi;
 import graphql.schema.DataFetcher;
 

diff --git a/src/main/java/graphql/execution/FieldValueInfo.java b/src/main/java/graphql/execution/FieldValueInfo.java
@@ -1,8 +1,6 @@
 package graphql.execution;
 
 import com.google.common.collect.ImmutableList;
-import graphql.ExecutionResult;
-import graphql.ExecutionResultImpl;
 import graphql.PublicApi;
 
 import java.util.List;

diff --git a/src/main/java/graphql/execution/MergedSelectionSet.java b/src/main/java/graphql/execution/MergedSelectionSet.java
@@ -2,7 +2,6 @@
 
 import com.google.common.collect.ImmutableList;
 import com.google.common.collect.ImmutableMap;
-import graphql.Assert;
 import graphql.PublicApi;
 
 import java.util.List;

diff --git a/src/main/java/graphql/execution/OneOfTooManyKeysException.java b/src/main/java/graphql/execution/OneOfTooManyKeysException.java
@@ -5,8 +5,6 @@
 import graphql.GraphQLException;
 import graphql.PublicApi;
 import graphql.language.SourceLocation;
-import graphql.schema.GraphQLType;
-import graphql.schema.GraphQLTypeUtil;
 
 import java.util.List;
 

diff --git a/src/main/java/graphql/execution/directives/QueryDirectivesImpl.java b/src/main/java/graphql/execution/directives/QueryDirectivesImpl.java
@@ -4,7 +4,6 @@
 import com.google.common.collect.HashBiMap;
 import com.google.common.collect.ImmutableList;
 import com.google.common.collect.ImmutableMap;
-import graphql.Assert;
 import graphql.GraphQLContext;
 import graphql.Internal;
 import graphql.execution.CoercedVariables;

diff --git a/src/main/java/graphql/execution/instrumentation/InstrumentationContext.java b/src/main/java/graphql/execution/instrumentation/InstrumentationContext.java
@@ -2,8 +2,6 @@
 
 import graphql.PublicSpi;
 
-import java.util.concurrent.CompletableFuture;
-
 /**
  * When a {@link Instrumentation}.'beginXXX()' method is called then it must return a non null InstrumentationContext
  * that will be invoked when the step is first dispatched and then when it completes.  Sometimes this is effectively the same time

diff --git a/...aphql/execution/instrumentation/parameters/InstrumentationExecuteOperationParameters.java b/...aphql/execution/instrumentation/parameters/InstrumentationExecuteOperationParameters.java
@@ -3,7 +3,6 @@
 import graphql.PublicApi;
 import graphql.execution.ExecutionContext;
 import graphql.execution.instrumentation.Instrumentation;
-import graphql.execution.instrumentation.InstrumentationState;
 
 /**
  * Parameters sent to {@link Instrumentation} methods

diff --git a/...java/graphql/execution/instrumentation/parameters/InstrumentationExecutionParameters.java b/...java/graphql/execution/instrumentation/parameters/InstrumentationExecutionParameters.java
@@ -5,7 +5,6 @@
 import graphql.PublicApi;
 import graphql.collect.ImmutableKit;
 import graphql.execution.instrumentation.Instrumentation;
-import graphql.execution.instrumentation.InstrumentationState;
 import graphql.schema.GraphQLSchema;
 
 import java.util.Map;

diff --git a/.../graphql/execution/instrumentation/parameters/InstrumentationFieldCompleteParameters.java b/.../graphql/execution/instrumentation/parameters/InstrumentationFieldCompleteParameters.java
@@ -4,8 +4,6 @@
 import graphql.execution.ExecutionContext;
 import graphql.execution.ExecutionStepInfo;
 import graphql.execution.ExecutionStrategyParameters;
-import graphql.execution.instrumentation.Instrumentation;
-import graphql.execution.instrumentation.InstrumentationState;
 import graphql.schema.GraphQLFieldDefinition;
 
 import java.util.function.Supplier;

diff --git a/...ava/graphql/execution/instrumentation/parameters/InstrumentationFieldFetchParameters.java b/...ava/graphql/execution/instrumentation/parameters/InstrumentationFieldFetchParameters.java
@@ -4,7 +4,6 @@
 import graphql.execution.ExecutionContext;
 import graphql.execution.ExecutionStrategyParameters;
 import graphql.execution.instrumentation.Instrumentation;
-import graphql.execution.instrumentation.InstrumentationState;
 import graphql.schema.DataFetchingEnvironment;
 
 import java.util.function.Supplier;

diff --git a/...ain/java/graphql/execution/instrumentation/parameters/InstrumentationFieldParameters.java b/...ain/java/graphql/execution/instrumentation/parameters/InstrumentationFieldParameters.java
@@ -4,7 +4,6 @@
 import graphql.execution.ExecutionContext;
 import graphql.execution.ExecutionStepInfo;
 import graphql.execution.instrumentation.Instrumentation;
-import graphql.execution.instrumentation.InstrumentationState;
 import graphql.schema.GraphQLFieldDefinition;
 
 import java.util.function.Supplier;

diff --git a/...ava/graphql/execution/instrumentation/parameters/InstrumentationValidationParameters.java b/...ava/graphql/execution/instrumentation/parameters/InstrumentationValidationParameters.java
@@ -3,7 +3,6 @@
 import graphql.ExecutionInput;
 import graphql.PublicApi;
 import graphql.execution.instrumentation.Instrumentation;
-import graphql.execution.instrumentation.InstrumentationState;
 import graphql.language.Document;
 import graphql.schema.GraphQLSchema;
 

diff --git a/src/main/java/graphql/introspection/IntrospectionDisabledError.java b/src/main/java/graphql/introspection/IntrospectionDisabledError.java
@@ -1,7 +1,6 @@
 package graphql.introspection;
 
 import graphql.ErrorClassification;
-import graphql.ErrorType;
 import graphql.GraphQLError;
 import graphql.Internal;
 import graphql.language.SourceLocation;

diff --git a/src/main/java/graphql/normalized/ExecutableNormalizedOperationFactory.java b/src/main/java/graphql/normalized/ExecutableNormalizedOperationFactory.java
@@ -53,7 +53,6 @@
 import java.util.Locale;
 import java.util.Map;
 import java.util.Objects;
-import java.util.Optional;
 import java.util.Set;
 import java.util.function.Function;
 import java.util.function.Predicate;

diff --git a/src/main/java/graphql/normalized/NormalizedInputValue.java b/src/main/java/graphql/normalized/NormalizedInputValue.java
@@ -8,7 +8,6 @@
 
 import static graphql.Assert.assertNotNull;
 import static graphql.Assert.assertTrue;
-import static graphql.Assert.assertTrue;
 import static graphql.Assert.assertValidName;
 import static graphql.language.AstPrinter.printAst;
 

diff --git a/src/main/java/graphql/schema/GraphQLObjectType.java b/src/main/java/graphql/schema/GraphQLObjectType.java
@@ -1,7 +1,6 @@
 package graphql.schema;
 
 import com.google.common.collect.ImmutableList;
-import com.google.common.collect.ImmutableMap;
 import graphql.Assert;
 import graphql.DirectivesUtil;
 import graphql.Internal;

diff --git a/src/main/java/graphql/schema/SchemaTransformer.java b/src/main/java/graphql/schema/SchemaTransformer.java
@@ -34,7 +34,6 @@
 import static graphql.util.NodeZipper.ModificationType.DELETE;
 import static graphql.util.NodeZipper.ModificationType.REPLACE;
 import static graphql.util.TraversalControl.CONTINUE;
-import static java.lang.String.format;
 
 /**
  * Transforms a {@link GraphQLSchema} object by calling bac on a provided visitor.

diff --git a/src/main/java/graphql/schema/idl/MockedWiringFactory.java b/src/main/java/graphql/schema/idl/MockedWiringFactory.java
@@ -7,7 +7,6 @@
 import graphql.schema.CoercingSerializeException;
 import graphql.schema.DataFetcher;
 import graphql.schema.GraphQLScalarType;
-import graphql.schema.PropertyDataFetcher;
 import graphql.schema.SingletonPropertyDataFetcher;
 import graphql.schema.TypeResolver;
 

diff --git a/src/main/java/graphql/schema/visitor/GraphQLSchemaVisitor.java b/src/main/java/graphql/schema/visitor/GraphQLSchemaVisitor.java
@@ -12,18 +12,15 @@
 import graphql.schema.GraphQLFieldsContainer;
 import graphql.schema.GraphQLInputObjectField;
 import graphql.schema.GraphQLInputObjectType;
-import graphql.schema.GraphQLInputType;
 import graphql.schema.GraphQLInterfaceType;
 import graphql.schema.GraphQLNamedInputType;
 import graphql.schema.GraphQLNamedOutputType;
 import graphql.schema.GraphQLNamedSchemaElement;
 import graphql.schema.GraphQLObjectType;
-import graphql.schema.GraphQLOutputType;
 import graphql.schema.GraphQLScalarType;
 import graphql.schema.GraphQLSchemaElement;
 import graphql.schema.GraphQLTypeVisitor;
 import graphql.schema.GraphQLUnionType;
-import graphql.util.TraversalControl;
 
 /**
  * This visitor interface offers more "smarts" above {@link GraphQLTypeVisitor} and aims to be easier to use

diff --git a/src/main/java/graphql/validation/AbstractRule.java b/src/main/java/graphql/validation/AbstractRule.java
@@ -1,7 +1,6 @@
 package graphql.validation;
 
 
-import graphql.ExperimentalApi;
 import graphql.Internal;
 import graphql.i18n.I18nMsg;
 import graphql.language.Argument;

diff --git a/src/main/java/graphql/validation/RulesVisitor.java b/src/main/java/graphql/validation/RulesVisitor.java
@@ -1,7 +1,6 @@
 package graphql.validation;
 
 import java.util.HashSet;
-import java.util.Iterator;
 import java.util.List;
 import java.util.Set;
 

diff --git a/src/main/java/graphql/validation/rules/ArgumentsOfCorrectType.java b/src/main/java/graphql/validation/rules/ArgumentsOfCorrectType.java
@@ -10,8 +10,6 @@
 import graphql.validation.ValidationError;
 import graphql.validation.ValidationErrorCollector;
 
-import java.util.Locale;
-
 import static graphql.validation.ValidationErrorType.WrongType;
 
 @Internal

diff --git a/src/main/java/graphql/validation/rules/DeferDirectiveLabel.java b/src/main/java/graphql/validation/rules/DeferDirectiveLabel.java
@@ -16,9 +16,7 @@
 import java.util.List;
 import java.util.Set;
 
-import static graphql.validation.ValidationErrorType.DuplicateArgumentNames;
 import static graphql.validation.ValidationErrorType.DuplicateIncrementalLabel;
-import static graphql.validation.ValidationErrorType.VariableNotAllowed;
 import static graphql.validation.ValidationErrorType.WrongType;
 
 /**

diff --git a/src/main/java/graphql/validation/rules/DeferDirectiveOnRootLevel.java b/src/main/java/graphql/validation/rules/DeferDirectiveOnRootLevel.java
@@ -14,7 +14,6 @@
 import java.util.Arrays;
 import java.util.LinkedHashSet;
 import java.util.List;
-import java.util.Optional;
 import java.util.Set;
 
 import static graphql.validation.ValidationErrorType.MisplacedDirective;

diff --git a/src/main/java/graphql/validation/rules/VariableDefaultValuesOfCorrectType.java b/src/main/java/graphql/validation/rules/VariableDefaultValuesOfCorrectType.java
@@ -7,8 +7,6 @@
 import graphql.validation.ValidationContext;
 import graphql.validation.ValidationErrorCollector;
 
-import java.util.Locale;
-
 import static graphql.schema.GraphQLTypeUtil.simplePrint;
 import static graphql.validation.ValidationErrorType.BadValueForDefaultArg;