Update warn.py for new Error Prone diagnostics
Test: Local build, tee'd to file, ran warn.py and checked output HTML
Change-Id: Iee3386e88c73e4b8e0a1fcc60105ee5fb86e3cb0
diff --git a/tools/warn.py b/tools/warn.py
index 5c49cd3..5be6d9d 100755
--- a/tools/warn.py
+++ b/tools/warn.py
@@ -454,7 +454,7 @@
'description': '_ used as an identifier',
'patterns': [r".*: warning: '_' used as an identifier"]},
- # Warnings from Error Prone.
+ # Warnings from Javac
{'category': 'java',
'severity': Severity.MEDIUM,
'description': 'Java: Use of deprecated member',
@@ -464,7 +464,27 @@
'description': 'Java: Unchecked conversion',
'patterns': [r'.*: warning: \[unchecked\] .+']},
- # Warnings from Error Prone (auto generated list).
+ # Begin warnings generated by Error Prone
+ {'category': 'java',
+ 'severity': Severity.LOW,
+ 'description':
+ 'Java: @Multibinds is a more efficient and declarative mechanism for ensuring that a set multibinding is present in the graph.',
+ 'patterns': [r".*: warning: \[EmptySetMultibindingContributions\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.LOW,
+ 'description':
+ 'Java: Add a private constructor to modules that will not be instantiated by Dagger.',
+ 'patterns': [r".*: warning: \[PrivateConstructorForNoninstantiableModuleTest\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.LOW,
+ 'description':
+ 'Java: @Binds is a more efficient and declarative mechanism for delegating a binding.',
+ 'patterns': [r".*: warning: \[UseBinds\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.LOW,
+ 'description':
+ 'Java: Field name is CONSTANT CASE, but field is not static and final',
+ 'patterns': [r".*: warning: \[ConstantField\] .+"]},
{'category': 'java',
'severity': Severity.LOW,
'description':
@@ -473,18 +493,118 @@
{'category': 'java',
'severity': Severity.LOW,
'description':
- 'Java: Fallthrough warning suppression has no effect if warning is suppressed',
- 'patterns': [r".*: warning: \[FallthroughSuppression\] .+"]},
- {'category': 'java',
- 'severity': Severity.LOW,
- 'description':
'Java: Prefer \'L\' to \'l\' for the suffix to long literals',
'patterns': [r".*: warning: \[LongLiteralLowerCaseSuffix\] .+"]},
{'category': 'java',
'severity': Severity.LOW,
'description':
- 'Java: @Binds is a more efficient and declaritive mechanism for delegating a binding.',
- 'patterns': [r".*: warning: \[UseBinds\] .+"]},
+ 'Java: C-style array declarations should not be used',
+ 'patterns': [r".*: warning: \[MixedArrayDimensions\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.LOW,
+ 'description':
+ 'Java: Variable declarations should declare only one variable',
+ 'patterns': [r".*: warning: \[MultiVariableDeclaration\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.LOW,
+ 'description':
+ 'Java: Source files should not contain multiple top-level class declarations',
+ 'patterns': [r".*: warning: \[MultipleTopLevelClasses\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.LOW,
+ 'description':
+ 'Java: Package names should match the directory they are declared in',
+ 'patterns': [r".*: warning: \[PackageLocation\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.LOW,
+ 'description':
+ 'Java: Utility classes (only static members) are not designed to be instantiated and should be made noninstantiable with a default constructor.',
+ 'patterns': [r".*: warning: \[PrivateConstructorForUtilityClass\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.LOW,
+ 'description':
+ 'Java: Unused imports',
+ 'patterns': [r".*: warning: \[RemoveUnusedImports\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.LOW,
+ 'description':
+ 'Java: Unchecked exceptions do not need to be declared in the method signature.',
+ 'patterns': [r".*: warning: \[ThrowsUncheckedException\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.LOW,
+ 'description':
+ 'Java: Using static imports for types is unnecessary',
+ 'patterns': [r".*: warning: \[UnnecessaryStaticImport\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.LOW,
+ 'description':
+ 'Java: Wildcard imports, static or otherwise, should not be used',
+ 'patterns': [r".*: warning: \[WildcardImport\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.MEDIUM,
+ 'description':
+ 'Java: Subclasses of Fragment must be instantiable via Class#newInstance(): the class must be public, static and have a public nullary constructor',
+ 'patterns': [r".*: warning: \[FragmentNotInstantiable\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.MEDIUM,
+ 'description':
+ 'Java: Hardcoded reference to /sdcard',
+ 'patterns': [r".*: warning: \[HardCodedSdCardPath\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.MEDIUM,
+ 'description':
+ 'Java: @AssistedInject and @Inject should not be used on different constructors in the same class.',
+ 'patterns': [r".*: warning: \[AssistedInjectAndInjectOnConstructors\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.MEDIUM,
+ 'description':
+ 'Java: Constructors on abstract classes are never directly @Injected, only the constructors of their subclasses can be @Inject\'ed.',
+ 'patterns': [r".*: warning: \[InjectOnConstructorOfAbstractClass\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.MEDIUM,
+ 'description':
+ 'Java: Injection frameworks currently don\'t understand Qualifiers in TYPE PARAMETER or TYPE USE contexts.',
+ 'patterns': [r".*: warning: \[QualifierWithTypeUse\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.MEDIUM,
+ 'description':
+ 'Java: This code declares a binding for a common value type without a Qualifier annotation.',
+ 'patterns': [r".*: warning: \[BindingToUnqualifiedCommonType\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.MEDIUM,
+ 'description':
+ 'Java: This method is not annotated with @Inject, but it overrides a method that is annotated with @com.google.inject.Inject. Guice will inject this method, and it is recommended to annotate it explicitly.',
+ 'patterns': [r".*: warning: \[OverridesGuiceInjectableMethod\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.MEDIUM,
+ 'description':
+ 'Java: Double-checked locking on non-volatile fields is unsafe',
+ 'patterns': [r".*: warning: \[DoubleCheckedLocking\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.MEDIUM,
+ 'description':
+ 'Java: Enums should always be immutable',
+ 'patterns': [r".*: warning: \[ImmutableEnumChecker\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.MEDIUM,
+ 'description':
+ 'Java: Writes to static fields should not be guarded by instance locks',
+ 'patterns': [r".*: warning: \[StaticGuardedByInstance\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.MEDIUM,
+ 'description':
+ 'Java: Synchronizing on non-final fields is not safe: if the field is ever updated, different threads may end up locking on different objects.',
+ 'patterns': [r".*: warning: \[SynchronizeOnNonFinalField\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.MEDIUM,
+ 'description':
+ 'Java: Method reference is ambiguous',
+ 'patterns': [r".*: warning: \[AmbiguousMethodReference\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.MEDIUM,
+ 'description':
+ 'Java: A different potential argument is more similar to the name of the parameter than the existing argument; this may be an error',
+ 'patterns': [r".*: warning: \[ArgumentParameterMismatch\] .+"]},
{'category': 'java',
'severity': Severity.MEDIUM,
'description':
@@ -498,16 +618,41 @@
{'category': 'java',
'severity': Severity.MEDIUM,
'description':
+ 'Java: Possible sign flip from narrowing conversion',
+ 'patterns': [r".*: warning: \[BadComparable\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.MEDIUM,
+ 'description':
'Java: BigDecimal(double) and BigDecimal.valueOf(double) may lose precision, prefer BigDecimal(String) or BigDecimal(long)',
'patterns': [r".*: warning: \[BigDecimalLiteralDouble\] .+"]},
{'category': 'java',
'severity': Severity.MEDIUM,
'description':
+ 'Java: valueOf or autoboxing provides better time and space performance',
+ 'patterns': [r".*: warning: \[BoxedPrimitiveConstructor\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.MEDIUM,
+ 'description':
'Java: Mockito cannot mock final classes',
'patterns': [r".*: warning: \[CannotMockFinalClass\] .+"]},
{'category': 'java',
'severity': Severity.MEDIUM,
'description':
+ 'Java: Inner class is non-static but does not reference enclosing class',
+ 'patterns': [r".*: warning: \[ClassCanBeStatic\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.MEDIUM,
+ 'description':
+ 'Java: Class.newInstance() bypasses exception checking; prefer getConstructor().newInstance()',
+ 'patterns': [r".*: warning: \[ClassNewInstance\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.MEDIUM,
+ 'description':
+ 'Java: Implicit use of the platform default charset, which can result in e.g. non-ASCII characters being silently replaced with \'?\' in many environments',
+ 'patterns': [r".*: warning: \[DefaultCharset\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.MEDIUM,
+ 'description':
'Java: This code, which counts elements using a loop, can be replaced by a simpler library method',
'patterns': [r".*: warning: \[ElementsCountedInLoop\] .+"]},
{'category': 'java',
@@ -533,11 +678,26 @@
{'category': 'java',
'severity': Severity.MEDIUM,
'description':
+ 'Java: Overloads will be ambiguous when passing lambda arguments',
+ 'patterns': [r".*: warning: \[FunctionalInterfaceClash\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.MEDIUM,
+ 'description':
+ 'Java: Calling getClass() on an enum may return a subclass of the enum type',
+ 'patterns': [r".*: warning: \[GetClassOnEnum\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.MEDIUM,
+ 'description':
'Java: This annotation has incompatible modifiers as specified by its @IncompatibleModifiers annotation',
'patterns': [r".*: warning: \[IncompatibleModifiers\] .+"]},
{'category': 'java',
'severity': Severity.MEDIUM,
'description':
+ 'Java: Please also override int read(byte[], int, int), otherwise multi-byte reads from this input stream are likely to be slow.',
+ 'patterns': [r".*: warning: \[InputStreamSlowMultibyteRead\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.MEDIUM,
+ 'description':
'Java: Class should not implement both `Iterable` and `Iterator`',
'patterns': [r".*: warning: \[IterableAndIterator\] .+"]},
{'category': 'java',
@@ -553,7 +713,7 @@
{'category': 'java',
'severity': Severity.MEDIUM,
'description':
- 'Java: Enum switch statement is missing cases',
+ 'Java: The Google Java Style Guide requires switch statements to have an explicit default',
'patterns': [r".*: warning: \[MissingCasesInEnumSwitch\] .+"]},
{'category': 'java',
'severity': Severity.MEDIUM,
@@ -568,8 +728,8 @@
{'category': 'java',
'severity': Severity.MEDIUM,
'description':
- 'Java: Source files should not contain multiple top-level class declarations',
- 'patterns': [r".*: warning: \[MultipleTopLevelClasses\] .+"]},
+ 'Java: Compound assignments to bytes, shorts, chars, and floats hide dangerous casts',
+ 'patterns': [r".*: warning: \[NarrowingCompoundAssignment\] .+"]},
{'category': 'java',
'severity': Severity.MEDIUM,
'description':
@@ -603,13 +763,8 @@
{'category': 'java',
'severity': Severity.MEDIUM,
'description':
- 'Java: Package names should match the directory they are declared in',
- 'patterns': [r".*: warning: \[PackageLocation\] .+"]},
- {'category': 'java',
- 'severity': Severity.MEDIUM,
- 'description':
- 'Java: Second argument to Preconditions.* is a call to String.format(), which can be unwrapped',
- 'patterns': [r".*: warning: \[PreconditionsErrorMessageEagerEvaluation\] .+"]},
+ 'Java: Use grouping parenthesis to make the operator precedence explicit',
+ 'patterns': [r".*: warning: \[OperatorPrecedence\] .+"]},
{'category': 'java',
'severity': Severity.MEDIUM,
'description':
@@ -628,6 +783,16 @@
{'category': 'java',
'severity': Severity.MEDIUM,
'description':
+ 'Java: Thrown exception is a subtype of another',
+ 'patterns': [r".*: warning: \[RedundantThrows\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.MEDIUM,
+ 'description':
+ 'Java: Comparison using reference equality instead of value equality',
+ 'patterns': [r".*: warning: \[ReferenceEquality\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.MEDIUM,
+ 'description':
'Java: This annotation is missing required modifiers as specified by its @RequiredModifiers annotation',
'patterns': [r".*: warning: \[RequiredModifiers\] .+"]},
{'category': 'java',
@@ -643,13 +808,18 @@
{'category': 'java',
'severity': Severity.MEDIUM,
'description':
- 'Java: Declaring a type parameter that is only used in the return type is a misuse of generics: operations on the type parameter are unchecked, it hides unsafe casts at invocations of the method, and it interacts badly with method overload resolution.',
- 'patterns': [r".*: warning: \[TypeParameterUnusedInFormals\] .+"]},
+ 'Java: Truth Library assert is called on a constant.',
+ 'patterns': [r".*: warning: \[TruthConstantAsserts\] .+"]},
{'category': 'java',
'severity': Severity.MEDIUM,
'description':
- 'Java: Using static imports for types is unnecessary',
- 'patterns': [r".*: warning: \[UnnecessaryStaticImport\] .+"]},
+ 'Java: An object is tested for equality to itself using Truth Libraries.',
+ 'patterns': [r".*: warning: \[TruthSelfEquals\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.MEDIUM,
+ 'description':
+ 'Java: Declaring a type parameter that is only used in the return type is a misuse of generics: operations on the type parameter are unchecked, it hides unsafe casts at invocations of the method, and it interacts badly with method overload resolution.',
+ 'patterns': [r".*: warning: \[TypeParameterUnusedInFormals\] .+"]},
{'category': 'java',
'severity': Severity.MEDIUM,
'description':
@@ -666,50 +836,180 @@
'Java: Because of spurious wakeups, Object.wait() and Condition.await() must always be called in a loop',
'patterns': [r".*: warning: \[WaitNotInLoop\] .+"]},
{'category': 'java',
- 'severity': Severity.MEDIUM,
+ 'severity': Severity.HIGH,
'description':
- 'Java: Subclasses of Fragment must be instantiable via Class#newInstance(): the class must be public, static and have a public nullary constructor',
- 'patterns': [r".*: warning: \[FragmentNotInstantiable\] .+"]},
+ 'Java: Log tag too long, cannot exceed 23 characters.',
+ 'patterns': [r".*: warning: \[IsLoggableTagLength\] .+"]},
{'category': 'java',
- 'severity': Severity.MEDIUM,
+ 'severity': Severity.HIGH,
'description':
- 'Java: Hardcoded reference to /sdcard',
- 'patterns': [r".*: warning: \[HardCodedSdCardPath\] .+"]},
+ 'Java: Certain resources in `android.R.string` have names that do not match their content',
+ 'patterns': [r".*: warning: \[MislabeledAndroidString\] .+"]},
{'category': 'java',
- 'severity': Severity.MEDIUM,
+ 'severity': Severity.HIGH,
+ 'description':
+ 'Java: Return value of android.graphics.Rect.intersect() must be checked',
+ 'patterns': [r".*: warning: \[RectIntersectReturnValueIgnored\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.HIGH,
+ 'description':
+ 'Java: Static and default methods in interfaces are not allowed in android builds.',
+ 'patterns': [r".*: warning: \[StaticOrDefaultInterfaceMethod\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.HIGH,
'description':
'Java: Incompatible type as argument to Object-accepting Java collections method',
'patterns': [r".*: warning: \[CollectionIncompatibleType\] .+"]},
{'category': 'java',
- 'severity': Severity.MEDIUM,
+ 'severity': Severity.HIGH,
'description':
- 'Java: @AssistedInject and @Inject should not be used on different constructors in the same class.',
- 'patterns': [r".*: warning: \[AssistedInjectAndInjectOnConstructors\] .+"]},
+ 'Java: @CompatibleWith\'s value is not a type argument.',
+ 'patterns': [r".*: warning: \[CompatibleWithAnnotationMisuse\] .+"]},
{'category': 'java',
- 'severity': Severity.MEDIUM,
+ 'severity': Severity.HIGH,
'description':
- 'Java: Although Guice allows injecting final fields, doing so is not recommended because the injected value may not be visible to other threads.',
+ 'Java: Passing argument to a generic method with an incompatible type.',
+ 'patterns': [r".*: warning: \[IncompatibleArgumentType\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.HIGH,
+ 'description':
+ 'Java: Invalid printf-style format string',
+ 'patterns': [r".*: warning: \[FormatString\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.HIGH,
+ 'description':
+ 'Java: Invalid format string passed to formatting method.',
+ 'patterns': [r".*: warning: \[FormatStringAnnotation\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.HIGH,
+ 'description':
+ 'Java: @AssistedInject and @Inject cannot be used on the same constructor.',
+ 'patterns': [r".*: warning: \[AssistedInjectAndInjectOnSameConstructor\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.HIGH,
+ 'description':
+ 'Java: @AutoFactory and @Inject should not be used in the same type.',
+ 'patterns': [r".*: warning: \[AutoFactoryAtInject\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.HIGH,
+ 'description':
+ 'Java: Injected constructors cannot be optional nor have binding annotations',
+ 'patterns': [r".*: warning: \[InjectedConstructorAnnotations\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.HIGH,
+ 'description':
+ 'Java: A scoping annotation\'s Target should include TYPE and METHOD.',
+ 'patterns': [r".*: warning: \[InjectInvalidTargetingOnScopingAnnotation\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.HIGH,
+ 'description':
+ 'Java: Abstract and default methods are not injectable with javax.inject.Inject',
+ 'patterns': [r".*: warning: \[JavaxInjectOnAbstractMethod\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.HIGH,
+ 'description':
+ 'Java: @javax.inject.Inject cannot be put on a final field.',
+ 'patterns': [r".*: warning: \[JavaxInjectOnFinalField\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.HIGH,
+ 'description':
+ 'Java: This class has more than one @Inject-annotated constructor. Please remove the @Inject annotation from all but one of them.',
+ 'patterns': [r".*: warning: \[MoreThanOneInjectableConstructor\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.HIGH,
+ 'description':
+ 'Java: Using more than one qualifier annotation on the same element is not allowed.',
+ 'patterns': [r".*: warning: \[InjectMoreThanOneQualifier\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.HIGH,
+ 'description':
+ 'Java: A class can be annotated with at most one scope annotation.',
+ 'patterns': [r".*: warning: \[InjectMoreThanOneScopeAnnotationOnClass\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.HIGH,
+ 'description':
+ 'Java: Annotations cannot be both Scope annotations and Qualifier annotations: this causes confusion when trying to use them.',
+ 'patterns': [r".*: warning: \[OverlappingQualifierAndScopeAnnotation\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.HIGH,
+ 'description':
+ 'Java: Qualifier applied to a method that isn\'t a @Provides method. This method won\'t be used for dependency injection',
+ 'patterns': [r".*: warning: \[QualifierOnMethodWithoutProvides\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.HIGH,
+ 'description':
+ 'Java: Scope annotation on an interface or abstact class is not allowed',
+ 'patterns': [r".*: warning: \[InjectScopeAnnotationOnInterfaceOrAbstractClass\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.HIGH,
+ 'description':
+ 'Java: Scoping and qualifier annotations must have runtime retention.',
+ 'patterns': [r".*: warning: \[InjectScopeOrQualifierAnnotationRetention\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.HIGH,
+ 'description':
+ 'Java: `@Multibinds` is the new way to declare multibindings.',
+ 'patterns': [r".*: warning: \[MultibindsInsteadOfMultibindings\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.HIGH,
+ 'description':
+ 'Java: Dagger @Provides methods may not return null unless annotated with @Nullable',
+ 'patterns': [r".*: warning: \[DaggerProvidesNull\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.HIGH,
+ 'description':
+ 'Java: Scope annotation on implementation class of AssistedInject factory is not allowed',
+ 'patterns': [r".*: warning: \[GuiceAssistedInjectScoping\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.HIGH,
+ 'description':
+ 'Java: A constructor cannot have two @Assisted parameters of the same type unless they are disambiguated with named @Assisted annotations.',
+ 'patterns': [r".*: warning: \[GuiceAssistedParameters\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.HIGH,
+ 'description':
+ 'Java: Although Guice allows injecting final fields, doing so is disallowed because the injected value may not be visible to other threads.',
'patterns': [r".*: warning: \[GuiceInjectOnFinalField\] .+"]},
{'category': 'java',
- 'severity': Severity.MEDIUM,
+ 'severity': Severity.HIGH,
'description':
- 'Java: This method is not annotated with @Inject, but it overrides a method that is annotated with @com.google.inject.Inject. Guice will inject this method, and it is recommended to annotate it explicitly.',
- 'patterns': [r".*: warning: \[OverridesGuiceInjectableMethod\] .+"]},
+ 'Java: This method is not annotated with @Inject, but it overrides a method that is annotated with @javax.inject.Inject. The method will not be Injected.',
+ 'patterns': [r".*: warning: \[OverridesJavaxInjectableMethod\] .+"]},
{'category': 'java',
- 'severity': Severity.MEDIUM,
+ 'severity': Severity.HIGH,
'description':
- 'Java: Double-checked locking on non-volatile fields is unsafe',
- 'patterns': [r".*: warning: \[DoubleCheckedLocking\] .+"]},
+ 'Java: @Provides methods need to be declared in a Module to have any effect.',
+ 'patterns': [r".*: warning: \[ProvidesMethodOutsideOfModule\] .+"]},
{'category': 'java',
- 'severity': Severity.MEDIUM,
+ 'severity': Severity.HIGH,
'description':
- 'Java: Writes to static fields should not be guarded by instance locks',
- 'patterns': [r".*: warning: \[StaticGuardedByInstance\] .+"]},
+ 'Java: Checks for unguarded accesses to fields and methods with @GuardedBy annotations',
+ 'patterns': [r".*: warning: \[GuardedByChecker\] .+"]},
{'category': 'java',
- 'severity': Severity.MEDIUM,
+ 'severity': Severity.HIGH,
'description':
- 'Java: Synchronizing on non-final fields is not safe: if the field is ever updated, different threads may end up locking on different objects.',
- 'patterns': [r".*: warning: \[SynchronizeOnNonFinalField\] .+"]},
+ 'Java: Invalid @GuardedBy expression',
+ 'patterns': [r".*: warning: \[GuardedByValidator\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.HIGH,
+ 'description':
+ 'Java: Type declaration annotated with @Immutable is not immutable',
+ 'patterns': [r".*: warning: \[Immutable\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.HIGH,
+ 'description':
+ 'Java: This method does not acquire the locks specified by its @LockMethod annotation',
+ 'patterns': [r".*: warning: \[LockMethodChecker\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.HIGH,
+ 'description':
+ 'Java: This method does not acquire the locks specified by its @UnlockMethod annotation',
+ 'patterns': [r".*: warning: \[UnlockMethod\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.HIGH,
+ 'description':
+ 'Java: An argument is more similar to a different parameter; the arguments may have been swapped.',
+ 'patterns': [r".*: warning: \[ArgumentParameterSwap\] .+"]},
{'category': 'java',
'severity': Severity.HIGH,
'description':
@@ -724,7 +1024,7 @@
'severity': Severity.HIGH,
'description':
'Java: Calling toString on an array does not provide useful information',
- 'patterns': [r".*: warning: \[ArrayToString.*\] .+"]},
+ 'patterns': [r".*: warning: \[ArrayToString\] .+"]},
{'category': 'java',
'severity': Severity.HIGH,
'description':
@@ -743,21 +1043,11 @@
{'category': 'java',
'severity': Severity.HIGH,
'description':
- 'Java: Possible sign flip from narrowing conversion',
- 'patterns': [r".*: warning: \[BadComparable\] .+"]},
- {'category': 'java',
- 'severity': Severity.HIGH,
- 'description':
'Java: Shift by an amount that is out of range',
'patterns': [r".*: warning: \[BadShiftAmount\] .+"]},
{'category': 'java',
'severity': Severity.HIGH,
'description':
- 'Java: valueOf provides better time and space performance',
- 'patterns': [r".*: warning: \[BoxedPrimitiveConstructor\] .+"]},
- {'category': 'java',
- 'severity': Severity.HIGH,
- 'description':
'Java: The called constructor accepts a parameter with the same name and type as one of its caller\'s parameters, but its caller doesn\'t pass that parameter to it. It\'s likely that it was intended to.',
'patterns': [r".*: warning: \[ChainingConstructorIgnoresParameter\] .+"]},
{'category': 'java',
@@ -768,11 +1058,6 @@
{'category': 'java',
'severity': Severity.HIGH,
'description':
- 'Java: Inner class is non-static but does not reference enclosing class',
- 'patterns': [r".*: warning: \[ClassCanBeStatic\] .+"]},
- {'category': 'java',
- 'severity': Severity.HIGH,
- 'description':
'Java: The source file name should match the name of the top-level class it contains',
'patterns': [r".*: warning: \[ClassName\] .+"]},
{'category': 'java',
@@ -793,6 +1078,11 @@
{'category': 'java',
'severity': Severity.HIGH,
'description':
+ 'Java: Compile-time constant expression overflows',
+ 'patterns': [r".*: warning: \[ConstantOverflow\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.HIGH,
+ 'description':
'Java: Exception created but not thrown',
'patterns': [r".*: warning: \[DeadException\] .+"]},
{'category': 'java',
@@ -818,11 +1108,21 @@
{'category': 'java',
'severity': Severity.HIGH,
'description':
+ 'Java: Casting a lambda to this @FunctionalInterface can cause a behavior change from casting to a functional superinterface, which is surprising to users. Prefer decorator methods to this surprising behavior.',
+ 'patterns': [r".*: warning: \[FunctionalInterfaceMethodChanged\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.HIGH,
+ 'description':
'Java: Futures.getChecked requires a checked exception type with a standard constructor.',
'patterns': [r".*: warning: \[FuturesGetCheckedIllegalExceptionType\] .+"]},
{'category': 'java',
'severity': Severity.HIGH,
'description':
+ 'Java: Calling getClass() on an annotation may return a proxy class',
+ 'patterns': [r".*: warning: \[GetClassOnAnnotation\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.HIGH,
+ 'description':
'Java: Calling getClass() on an object of type Class returns the Class object for java.lang.Class; you probably meant to operate on the object directly',
'patterns': [r".*: warning: \[GetClassOnClass\] .+"]},
{'category': 'java',
@@ -838,8 +1138,23 @@
{'category': 'java',
'severity': Severity.HIGH,
'description':
- 'Java: Cipher.getInstance() is invoked using either the default settings or ECB mode',
- 'patterns': [r".*: warning: \[InsecureCipherMode\] .+"]},
+ 'Java: Writing "a && a", "a || a", "a & a", or "a | a" is equivalent to "a".',
+ 'patterns': [r".*: warning: \[IdentityBinaryExpression\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.HIGH,
+ 'description':
+ 'Java: Modifying an immutable collection is guaranteed to throw an exception and leave the collection unmodified',
+ 'patterns': [r".*: warning: \[ImmutableModification\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.HIGH,
+ 'description':
+ 'Java: This method always recurses, and will cause a StackOverflowError',
+ 'patterns': [r".*: warning: \[InfiniteRecursion\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.HIGH,
+ 'description':
+ 'Java: A standard cryptographic operation is used in a mode that is prone to vulnerabilities',
+ 'patterns': [r".*: warning: \[InsecureCryptoUsage\] .+"]},
{'category': 'java',
'severity': Severity.HIGH,
'description':
@@ -878,11 +1193,6 @@
{'category': 'java',
'severity': Severity.HIGH,
'description':
- 'Java: Printf-like format string does not match its arguments',
- 'patterns': [r".*: warning: \[MalformedFormatString\] .+"]},
- {'category': 'java',
- 'severity': Severity.HIGH,
- 'description':
'Java: Use of "YYYY" (week year) in a date pattern without "ww" (week in year). You probably meant to use "yyyy" (year) instead.',
'patterns': [r".*: warning: \[MisusedWeekYear\] .+"]},
{'category': 'java',
@@ -898,16 +1208,11 @@
{'category': 'java',
'severity': Severity.HIGH,
'description':
- 'Java: Modifying a collection with itself',
+ 'Java: Using a collection function with itself as the argument.',
'patterns': [r".*: warning: \[ModifyingCollectionWithItself\] .+"]},
{'category': 'java',
'severity': Severity.HIGH,
'description':
- 'Java: Compound assignments to bytes, shorts, chars, and floats hide dangerous casts',
- 'patterns': [r".*: warning: \[NarrowingCompoundAssignment\] .+"]},
- {'category': 'java',
- 'severity': Severity.HIGH,
- 'description':
'Java: @NoAllocation was specified on this method, but something was found that would trigger an allocation',
'patterns': [r".*: warning: \[NoAllocation\] .+"]},
{'category': 'java',
@@ -918,7 +1223,7 @@
{'category': 'java',
'severity': Severity.HIGH,
'description':
- 'Java: @CompileTimeConstant parameters should be final',
+ 'Java: @CompileTimeConstant parameters should be final or effectively final',
'patterns': [r".*: warning: \[NonFinalCompileTimeConstant\] .+"]},
{'category': 'java',
'severity': Severity.HIGH,
@@ -943,6 +1248,11 @@
{'category': 'java',
'severity': Severity.HIGH,
'description':
+ 'Java: Declaring types inside package-info.java files is very bad form',
+ 'patterns': [r".*: warning: \[PackageInfo\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.HIGH,
+ 'description':
'Java: Literal passed as first argument to Preconditions.checkNotNull() can never be null',
'patterns': [r".*: warning: \[PreconditionsCheckNotNull\] .+"]},
{'category': 'java',
@@ -963,6 +1273,11 @@
{'category': 'java',
'severity': Severity.HIGH,
'description':
+ 'Java: Use Random.nextInt(int). Random.nextInt() % n can have negative results',
+ 'patterns': [r".*: warning: \[RandomModInteger\] .+"]},
+ {'category': 'java',
+ 'severity': Severity.HIGH,
+ 'description':
'Java: Check for non-whitelisted callers to RestrictedApiChecker.',
'patterns': [r".*: warning: \[RestrictedApiChecker\] .+"]},
{'category': 'java',
@@ -979,7 +1294,7 @@
'severity': Severity.HIGH,
'description':
'Java: An object is compared to itself',
- 'patterns': [r".*: warning: \[SelfComparision\] .+"]},
+ 'patterns': [r".*: warning: \[SelfComparison\] .+"]},
{'category': 'java',
'severity': Severity.HIGH,
'description':
@@ -1038,128 +1353,15 @@
{'category': 'java',
'severity': Severity.HIGH,
'description':
- 'Java: Use of wildcard imports is forbidden',
- 'patterns': [r".*: warning: \[WildcardImport\] .+"]},
+ 'Java: Collection is modified in place, but the result is not used',
+ 'patterns': [r".*: warning: \[UnusedCollectionModifiedInPlace\] .+"]},
{'category': 'java',
'severity': Severity.HIGH,
'description':
'Java: Method parameter has wrong package',
'patterns': [r".*: warning: \[ParameterPackage\] .+"]},
- {'category': 'java',
- 'severity': Severity.HIGH,
- 'description':
- 'Java: Certain resources in `android.R.string` have names that do not match their content',
- 'patterns': [r".*: warning: \[MislabeledAndroidString\] .+"]},
- {'category': 'java',
- 'severity': Severity.HIGH,
- 'description':
- 'Java: Return value of android.graphics.Rect.intersect() must be checked',
- 'patterns': [r".*: warning: \[RectIntersectReturnValueIgnored\] .+"]},
- {'category': 'java',
- 'severity': Severity.HIGH,
- 'description':
- 'Java: Invalid printf-style format string',
- 'patterns': [r".*: warning: \[FormatString\] .+"]},
- {'category': 'java',
- 'severity': Severity.HIGH,
- 'description':
- 'Java: @AssistedInject and @Inject cannot be used on the same constructor.',
- 'patterns': [r".*: warning: \[AssistedInjectAndInjectOnSameConstructor\] .+"]},
- {'category': 'java',
- 'severity': Severity.HIGH,
- 'description':
- 'Java: Injected constructors cannot be optional nor have binding annotations',
- 'patterns': [r".*: warning: \[InjectedConstructorAnnotations\] .+"]},
- {'category': 'java',
- 'severity': Severity.HIGH,
- 'description':
- 'Java: The target of a scoping annotation must be set to METHOD and/or TYPE.',
- 'patterns': [r".*: warning: \[InjectInvalidTargetingOnScopingAnnotation\] .+"]},
- {'category': 'java',
- 'severity': Severity.HIGH,
- 'description':
- 'Java: Abstract methods are not injectable with javax.inject.Inject.',
- 'patterns': [r".*: warning: \[JavaxInjectOnAbstractMethod\] .+"]},
- {'category': 'java',
- 'severity': Severity.HIGH,
- 'description':
- 'Java: @javax.inject.Inject cannot be put on a final field.',
- 'patterns': [r".*: warning: \[JavaxInjectOnFinalField\] .+"]},
- {'category': 'java',
- 'severity': Severity.HIGH,
- 'description':
- 'Java: A class may not have more than one injectable constructor.',
- 'patterns': [r".*: warning: \[MoreThanOneInjectableConstructor\] .+"]},
- {'category': 'java',
- 'severity': Severity.HIGH,
- 'description':
- 'Java: Using more than one qualifier annotation on the same element is not allowed.',
- 'patterns': [r".*: warning: \[InjectMoreThanOneQualifier\] .+"]},
- {'category': 'java',
- 'severity': Severity.HIGH,
- 'description':
- 'Java: A class can be annotated with at most one scope annotation',
- 'patterns': [r".*: warning: \[InjectMoreThanOneScopeAnnotationOnClass\] .+"]},
- {'category': 'java',
- 'severity': Severity.HIGH,
- 'description':
- 'Java: Annotations cannot be both Qualifiers/BindingAnnotations and Scopes',
- 'patterns': [r".*: warning: \[OverlappingQualifierAndScopeAnnotation\] .+"]},
- {'category': 'java',
- 'severity': Severity.HIGH,
- 'description':
- 'Java: Scope annotation on an interface or abstact class is not allowed',
- 'patterns': [r".*: warning: \[InjectScopeAnnotationOnInterfaceOrAbstractClass\] .+"]},
- {'category': 'java',
- 'severity': Severity.HIGH,
- 'description':
- 'Java: Scoping and qualifier annotations must have runtime retention.',
- 'patterns': [r".*: warning: \[InjectScopeOrQualifierAnnotationRetention\] .+"]},
- {'category': 'java',
- 'severity': Severity.HIGH,
- 'description':
- 'Java: Dagger @Provides methods may not return null unless annotated with @Nullable',
- 'patterns': [r".*: warning: \[DaggerProvidesNull\] .+"]},
- {'category': 'java',
- 'severity': Severity.HIGH,
- 'description':
- 'Java: Scope annotation on implementation class of AssistedInject factory is not allowed',
- 'patterns': [r".*: warning: \[GuiceAssistedInjectScoping\] .+"]},
- {'category': 'java',
- 'severity': Severity.HIGH,
- 'description':
- 'Java: A constructor cannot have two @Assisted parameters of the same type unless they are disambiguated with named @Assisted annotations. ',
- 'patterns': [r".*: warning: \[GuiceAssistedParameters\] .+"]},
- {'category': 'java',
- 'severity': Severity.HIGH,
- 'description':
- 'Java: This method is not annotated with @Inject, but it overrides a method that is annotated with @javax.inject.Inject.',
- 'patterns': [r".*: warning: \[OverridesJavaxInjectableMethod\] .+"]},
- {'category': 'java',
- 'severity': Severity.HIGH,
- 'description':
- 'Java: Checks for unguarded accesses to fields and methods with @GuardedBy annotations',
- 'patterns': [r".*: warning: \[GuardedByChecker\] .+"]},
- {'category': 'java',
- 'severity': Severity.HIGH,
- 'description':
- 'Java: Invalid @GuardedBy expression',
- 'patterns': [r".*: warning: \[GuardedByValidator\] .+"]},
- {'category': 'java',
- 'severity': Severity.HIGH,
- 'description':
- 'Java: Type declaration annotated with @Immutable is not immutable',
- 'patterns': [r".*: warning: \[Immutable\] .+"]},
- {'category': 'java',
- 'severity': Severity.HIGH,
- 'description':
- 'Java: This method does not acquire the locks specified by its @LockMethod annotation',
- 'patterns': [r".*: warning: \[LockMethodChecker\] .+"]},
- {'category': 'java',
- 'severity': Severity.HIGH,
- 'description':
- 'Java: This method does not acquire the locks specified by its @UnlockMethod annotation',
- 'patterns': [r".*: warning: \[UnlockMethod\] .+"]},
+
+ # End warnings generated by Error Prone
{'category': 'java',
'severity': Severity.UNKNOWN,