org.aspectj.org.eclipse.jdt.internal.compiler.ast
Class SingleNameReference

java.lang.Object
  org.aspectj.org.eclipse.jdt.internal.compiler.ast.ASTNode
      org.aspectj.org.eclipse.jdt.internal.compiler.ast.Statement
          org.aspectj.org.eclipse.jdt.internal.compiler.ast.Expression
              org.aspectj.org.eclipse.jdt.internal.compiler.ast.Reference
                  org.aspectj.org.eclipse.jdt.internal.compiler.ast.NameReference
                      org.aspectj.org.eclipse.jdt.internal.compiler.ast.SingleNameReference

All Implemented Interfaces:

OperatorIds, InvocationSite, TypeConstants, TypeIds

Direct Known Subclasses:

CodeSnippetSingleNameReference, CompletionOnKeyword3, CompletionOnSingleNameReference, JavadocSingleNameReference, SelectionOnSingleNameReference

public class SingleNameReference
extends NameReference
implements OperatorIds

Nested Class Summary

Nested classes/interfaces inherited from interface org.aspectj.org.eclipse.jdt.internal.compiler.lookup.InvocationSite

InvocationSite.EmptyWithAstNode

Nested classes/interfaces inherited from interface org.aspectj.org.eclipse.jdt.internal.compiler.lookup.TypeConstants

TypeConstants.CloseMethodRecord

Field Summary

TypeBinding	genericCast
static int	READ
MethodBinding[]	syntheticAccessors
char[]	token
static int	WRITE

Fields inherited from class org.aspectj.org.eclipse.jdt.internal.compiler.ast.NameReference

actualReceiverType, binding

Fields inherited from class org.aspectj.org.eclipse.jdt.internal.compiler.ast.Expression

constant, implicitConversion, resolvedType, statementEnd

Fields inherited from class org.aspectj.org.eclipse.jdt.internal.compiler.ast.Statement

COMPLAINED_FAKE_REACHABLE, COMPLAINED_UNREACHABLE, NOT_COMPLAINED

Fields inherited from class org.aspectj.org.eclipse.jdt.internal.compiler.ast.ASTNode

Bit1, Bit10, Bit11, Bit12, Bit13, Bit14, Bit15, Bit16, Bit17, Bit18, Bit19, Bit2, Bit20, Bit21, Bit22, Bit23, Bit24, Bit25, Bit26, Bit27, Bit28, Bit29, Bit3, Bit30, Bit31, Bit32, Bit32L, Bit33L, Bit34L, Bit35L, Bit36L, Bit37L, Bit38L, Bit39L, Bit4, Bit40L, Bit41L, Bit42L, Bit43L, Bit44L, Bit45L, Bit46L, Bit47L, Bit48L, Bit49L, Bit5, Bit50L, Bit51L, Bit52L, Bit53L, Bit54L, Bit55L, Bit56L, Bit57L, Bit58L, Bit59L, Bit6, Bit60L, Bit61L, Bit62L, Bit63L, Bit64L, Bit7, Bit8, Bit9, bits, BlockExit, CanBeStatic, ContainsAssertion, DepthMASK, DepthSHIFT, DidResolve, DisableUnnecessaryCastCheck, DiscardEnclosingInstance, DocumentedCasesOmitted, DocumentedFallthrough, Empty, ErrorInSignature, FirstAssignmentToLocal, GenerateCheckcast, HasAbstractMethods, HasAllMethodBodies, HasBeenGenerated, HasBeenResolved, HasFunctionalInterfaceTypes, HasLocalType, HasSyntaxErrors, HasTypeAnnotations, IgnoreNoEffectAssignCheck, IgnoreRawTypeCheck, InsideExpressionStatement, InsideJavadoc, INVOCATION_ARGUMENT_OK, INVOCATION_ARGUMENT_UNCHECKED, INVOCATION_ARGUMENT_WILDCARD, IsAnnotationDefaultValue, IsAnonymousType, IsAnySubRoutineEscaping, IsArgument, IsCapturedOuterLocal, IsCompoundAssigned, IsDefaultConstructor, IsDiamond, IsElseIfStatement, IsElseStatementUnreachable, IsForeachElementVariable, IsImplicitThis, IsImplicitUnit, IsLocalDeclarationReachable, IsLocalType, IsMemberType, IsNonNull, IsReachable, IsRecovered, IsReturnedValue, IsSecondaryType, IsStrictlyAssigned, IsSubRoutineEscaping, IsSuperType, IsSynchronized, IsSynthetic, IsThenStatementUnreachable, IsTryBlockExiting, IsTypeElided, IsUnionType, IsUsefulEmptyStatement, IsVarArgs, LabelUsed, NeededScope, NeedFreeReturn, NeedReceiverGenericCast, NO_ARGUMENTS, OnDemand, OperatorMASK, OperatorSHIFT, OverridingMethodWithSupercall, ParenthesizedMASK, ParenthesizedSHIFT, ResolveJavadoc, RestrictiveFlagMASK, ReturnTypeIDMASK, ShadowsOuterLocal, sourceEnd, sourceStart, SuperAccess, ThenExit, Unchecked, UndocumentedEmptyBlock, UnnecessaryCast, UnsafeCast, Used

Fields inherited from interface org.aspectj.org.eclipse.jdt.internal.compiler.ast.OperatorIds

AND, AND_AND, DIVIDE, EQUAL, EQUAL_EQUAL, GREATER, GREATER_EQUAL, INSTANCEOF, LEFT_SHIFT, LESS, LESS_EQUAL, MINUS, MINUS_MINUS, MULTIPLY, NOT, NOT_EQUAL, NumberOfTables, OR, OR_OR, PLUS, PLUS_PLUS, QUESTIONCOLON, REMAINDER, RIGHT_SHIFT, TWIDDLE, UNSIGNED_RIGHT_SHIFT, XOR

Fields inherited from interface org.aspectj.org.eclipse.jdt.internal.compiler.lookup.TypeConstants

ANNOTATION, ANNOTATION_PREFIX, ANNOTATION_SUFFIX, ANONYM_PREFIX, ANONYM_SUFFIX, ANONYMOUS_METHOD, APACHE, APACHE_DBUTILS, APACHE_IOUTILS, ASSERT_CLASS, ASSERT_FALSE, ASSERT_NOTNULL, ASSERT_NULL, ASSERT_TRUE, BOOLEAN, BYTE, CAPTURE18, CHAR, CharArray_JAVA_IO_OBJECTINPUTSTREAM, CharArray_JAVA_IO_OBJECTOUTPUTSTREAM, CharArray_JAVA_IO_OBJECTSTREAMFIELD, CharArray_JAVA_LANG_ANNOTATION_ANNOTATION, CharArray_JAVA_LANG_ENUM, CharArray_JAVA_LANG_OBJECT, CHECK_ARGUMENT, CHECK_NOT_NULL, CHECK_STATE, CLINIT, CLONE, CLOSE, CLOSE_QUIETLY, closeMethods, COM, COM_GOOGLE_COMMON_BASE_PRECONDITIONS, COM_GOOGLE_INJECT_INJECT, COMMONS, COMPILER, CONSTRAINT_EQUAL, CONSTRAINT_EXTENDS, CONSTRAINT_SUPER, CORE, DEFAULT_LOCATION__ARRAY_CONTENTS, DEFAULT_LOCATION__FIELD, DEFAULT_LOCATION__PARAMETER, DEFAULT_LOCATION__RETURN_TYPE, DEFAULT_LOCATION__TYPE_ARGUMENT, DEFAULT_LOCATION__TYPE_BOUND, DEFAULT_LOCATION__TYPE_PARAMETER, DESERIALIZE_LAMBDA, DOM, DOUBLE, ECLIPSE, EQUALS, FLOAT, FRAMEWORK, GETCLASS, GOOGLE, GUAVA_CLOSEABLES, HASHCODE, INIT, INJECT_PACKAGE, INJECT_TYPE, INT, INTERNAL, INVOKE, IO, IS_NOTNULL, IS_TRUE, ITYPEBINDING, JAVA, JAVA_IO, JAVA_IO_CLOSEABLE, JAVA_IO_EXTERNALIZABLE, JAVA_IO_IOEXCEPTION, JAVA_IO_OBJECTINPUTSTREAM, JAVA_IO_OBJECTOUTPUTSTREAM, JAVA_IO_OBJECTSTREAMEXCEPTION, JAVA_IO_PRINTSTREAM, JAVA_IO_RESOURCE_FREE_CLOSEABLES, JAVA_IO_SERIALIZABLE, JAVA_IO_WRAPPER_CLOSEABLES, JAVA_LANG, JAVA_LANG_ANNOTATION_ANNOTATION, JAVA_LANG_ANNOTATION_DOCUMENTED, JAVA_LANG_ANNOTATION_ELEMENTTYPE, JAVA_LANG_ANNOTATION_INHERITED, JAVA_LANG_ANNOTATION_REPEATABLE, JAVA_LANG_ANNOTATION_RETENTION, JAVA_LANG_ANNOTATION_RETENTIONPOLICY, JAVA_LANG_ANNOTATION_TARGET, JAVA_LANG_ASSERTIONERROR, JAVA_LANG_AUTOCLOSEABLE, JAVA_LANG_BOOLEAN, JAVA_LANG_BYTE, JAVA_LANG_CHARACTER, JAVA_LANG_CLASS, JAVA_LANG_CLASSNOTFOUNDEXCEPTION, JAVA_LANG_CLONEABLE, JAVA_LANG_DEPRECATED, JAVA_LANG_DOUBLE, JAVA_LANG_ENUM, JAVA_LANG_ERROR, JAVA_LANG_EXCEPTION, JAVA_LANG_FLOAT, JAVA_LANG_FUNCTIONAL_INTERFACE, JAVA_LANG_ILLEGALARGUMENTEXCEPTION, JAVA_LANG_INTEGER, JAVA_LANG_INVOKE_LAMBDAMETAFACTORY, JAVA_LANG_INVOKE_METHODHANDLE_$_POLYMORPHICSIGNATURE, JAVA_LANG_INVOKE_METHODHANDLE_POLYMORPHICSIGNATURE, JAVA_LANG_INVOKE_METHODHANDLES, JAVA_LANG_INVOKE_SERIALIZEDLAMBDA, JAVA_LANG_ITERABLE, JAVA_LANG_LONG, JAVA_LANG_NOCLASSDEFERROR, JAVA_LANG_OBJECT, JAVA_LANG_OVERRIDE, JAVA_LANG_REFLECT_CONSTRUCTOR, JAVA_LANG_REFLECT_FIELD, JAVA_LANG_REFLECT_METHOD, JAVA_LANG_RUNTIMEEXCEPTION, JAVA_LANG_SAFEVARARGS, JAVA_LANG_SHORT, JAVA_LANG_STRING, JAVA_LANG_STRINGBUFFER, JAVA_LANG_STRINGBUILDER, JAVA_LANG_SUPPRESSWARNINGS, JAVA_LANG_SYSTEM, JAVA_LANG_THROWABLE, JAVA_LANG_VOID, JAVA_NIO_FILE_FILES, JAVA_UTIL_COLLECTION, JAVA_UTIL_ITERATOR, JAVA_UTIL_OBJECTS, JAVA_UTIL_ZIP_WRAPPER_CLOSEABLES, JAVAX, JAVAX_ANNOTATION_INJECT_INJECT, JAVAX_RMI_CORBA_STUB, JDT, JUNIT, JUNIT_FRAMEWORK_ASSERT, LAMBDA_TYPE, LANG, LANG3, LENGTH, LONG, LOOKUP, MAIN, MISMATCH, NOT_NULL, NULL, OBJECT, OK, OPTIONAL, ORG, ORG_APACHE_COMMONS_LANG_VALIDATE, ORG_APACHE_COMMONS_LANG3_VALIDATE, ORG_ECLIPSE_CORE_RUNTIME_ASSERT, ORG_ECLIPSE_JDT_CORE_DOM_ITYPEBINDING, ORG_ECLIPSE_JDT_INTERNAL_COMPILER_LOOKUP_TYPEBINDING, ORG_JUNIT_ASSERT, OTHER_WRAPPER_CLOSEABLES, PACKAGE_INFO_NAME, READOBJECT, READRESOLVE, REFLECT, REQUIRE_NON_NULL, RESOURCE_FREE_CLOSEABLE_STREAM, RUNTIME, SERIALPERSISTENTFIELDS, SERIALVERSIONUID, SHORT, SYNTHETIC_ACCESS_METHOD_PREFIX, SYNTHETIC_ASSERT_DISABLED, SYNTHETIC_CLASS, SYNTHETIC_ENCLOSING_INSTANCE_PREFIX, SYNTHETIC_ENUM_CONSTANT_INITIALIZATION_METHOD_PREFIX, SYNTHETIC_ENUM_VALUES, SYNTHETIC_OUTER_LOCAL_PREFIX, SYNTHETIC_STATIC_FACTORY, SYNTHETIC_SWITCH_ENUM_TABLE, TYPE, TYPE_PARAMETER_TARGET, TYPE_USE_TARGET, TYPEBINDING, UNCHECKED, UPPER_ANNOTATION_TYPE, UPPER_CLASS, UPPER_CONSTRUCTOR, UPPER_FIELD, UPPER_LOCAL_VARIABLE, UPPER_METHOD, UPPER_PACKAGE, UPPER_PARAMETER, UPPER_RUNTIME, UPPER_SOURCE, UTIL, VALIDATE_CLASS, VALUE, VALUEOF, VALUES, VOID, WILDCARD_CAPTURE, WILDCARD_CAPTURE_NAME_PREFIX, WILDCARD_CAPTURE_NAME_SUFFIX, WILDCARD_EXTENDS, WILDCARD_MINUS, WILDCARD_NAME, WILDCARD_PLUS, WILDCARD_STAR, WILDCARD_SUPER, WRITEOBJECT, WRITEREPLACE, ZIP

Fields inherited from interface org.aspectj.org.eclipse.jdt.internal.compiler.lookup.TypeIds

BitAutoCloseable, BitCloseable, BitResourceFreeCloseable, BitUninitialized, BitUninternedType, BitWrapperCloseable, Boolean2Boolean, Boolean2Int, Boolean2String, BOXING, Byte2Byte, Byte2Char, Byte2Double, Byte2Float, Byte2Int, Byte2Long, Byte2Short, Byte2String, Char2Byte, Char2Char, Char2Double, Char2Float, Char2Int, Char2Long, Char2Short, Char2String, COMPILE_TYPE_MASK, Double2Byte, Double2Char, Double2Double, Double2Float, Double2Int, Double2Long, Double2Short, Double2String, Float2Byte, Float2Char, Float2Double, Float2Float, Float2Int, Float2Long, Float2Short, Float2String, IMPLICIT_CONVERSION_MASK, InheritableBits, Int2Byte, Int2Char, Int2Double, Int2Float, Int2Int, Int2Long, Int2Short, Int2String, Long2Byte, Long2Char, Long2Double, Long2Float, Long2Int, Long2Long, Long2Short, Long2String, NoId, Null2Null, Null2String, Object2boolean, Object2byte, Object2char, Object2double, Object2float, Object2int, Object2long, Object2Object, Object2short, Object2String, Short2Byte, Short2Char, Short2Double, Short2Float, Short2Int, Short2Long, Short2Short, Short2String, String2String, T_boolean, T_byte, T_char, T_ComGoogleCommonBasePreconditions, T_ComGoogleInjectInject, T_ConfiguredAnnotationNonNull, T_ConfiguredAnnotationNonNullByDefault, T_ConfiguredAnnotationNullable, T_double, T_float, T_int, T_JavaIoException, T_JavaIoExternalizable, T_JavaIoObjectStreamException, T_JavaIoPrintStream, T_JavaIoSerializable, T_JavaLangAnnotationAnnotation, T_JavaLangAnnotationDocumented, T_JavaLangAnnotationElementType, T_JavaLangAnnotationInherited, T_JavaLangAnnotationRepeatable, T_JavaLangAnnotationRetention, T_JavaLangAnnotationRetentionPolicy, T_JavaLangAnnotationTarget, T_JavaLangAssertionError, T_JavaLangAutoCloseable, T_JavaLangBoolean, T_JavaLangByte, T_JavaLangCharacter, T_JavaLangClass, T_JavaLangClassNotFoundException, T_JavaLangCloneable, T_JavaLangDeprecated, T_JavaLangDouble, T_JavaLangEnum, T_JavaLangError, T_JavaLangException, T_JavaLangFloat, T_JavaLangFunctionalInterface, T_JavaLangIllegalArgumentException, T_JavaLangInteger, T_JavaLangInvokeMethodHandlePolymorphicSignature, T_JavaLangIterable, T_JavaLangLong, T_JavaLangNoClassDefError, T_JavaLangObject, T_JavaLangOverride, T_JavaLangReflectConstructor, T_JavaLangReflectField, T_JavaLangReflectMethod, T_JavaLangRuntimeException, T_JavaLangSafeVarargs, T_JavaLangShort, T_JavaLangString, T_JavaLangStringBuffer, T_JavaLangStringBuilder, T_JavaLangSuppressWarnings, T_JavaLangSystem, T_JavaLangThrowable, T_JavaLangVoid, T_JavaUtilCollection, T_JavaUtilIterator, T_JavaUtilObjects, T_JavaxInjectInject, T_JunitFrameworkAssert, T_LastWellKnownTypeId, T_long, T_null, T_OrgApacheCommonsLang3Validate, T_OrgApacheCommonsLangValidate, T_OrgEclipseCoreRuntimeAssert, T_OrgJunitAssert, T_short, T_undefined, T_void, UNBOXING

Constructor Summary

SingleNameReference(char[] source, long pos)

Method Summary

FlowInfo	analyseAssignment(BlockScope currentScope, FlowContext flowContext, FlowInfo flowInfo, Assignment assignment, boolean isCompound)
FlowInfo	analyseCode(BlockScope currentScope, FlowContext flowContext, FlowInfo flowInfo)
FlowInfo	analyseCode(BlockScope currentScope, FlowContext flowContext, FlowInfo flowInfo, boolean valueRequired) More sophisticated for of the flow analysis used for analyzing expressions, and be able to optimize out portions of expressions where no actual value is required.
TypeBinding	checkFieldAccess(BlockScope scope)
boolean	checkNPE(BlockScope scope, FlowContext flowContext, FlowInfo flowInfo) Check this expression against potential NPEs, which may occur: if the expression is the receiver in a field access, qualified allocation, array reference or message send incl.
void	computeConversion(Scope scope, TypeBinding runtimeTimeType, TypeBinding compileTimeType) Base types need that the widening is explicitly done by the compiler using some bytecode like i2f.
void	generateAssignment(BlockScope currentScope, CodeStream codeStream, Assignment assignment, boolean valueRequired)
void	generateCode(BlockScope currentScope, CodeStream codeStream, boolean valueRequired) Every expression is responsible for generating its implicit conversion when necessary.
void	generateCompoundAssignment(BlockScope currentScope, CodeStream codeStream, Expression expression, int operator, int assignmentImplicitConversion, boolean valueRequired)
void	generateCompoundAssignment(BlockScope currentScope, CodeStream codeStream, MethodBinding writeAccessor, Expression expression, int operator, int assignmentImplicitConversion, boolean valueRequired)
void	generatePostIncrement(BlockScope currentScope, CodeStream codeStream, CompoundAssignment postIncrement, boolean valueRequired)
void	generateReceiver(CodeStream codeStream)
TypeBinding[]	genericTypeArguments()
char[][]	getName()
boolean	isEquivalent(Reference reference) Is the given reference equivalent to the receiver, meaning that both denote the same path of field reads? Used from FlowContext.isNullcheckedFieldAccess(Reference).
LocalVariableBinding	localVariableBinding() Returns the local variable referenced by this node.
void	manageEnclosingInstanceAccessIfNecessary(BlockScope currentScope, FlowInfo flowInfo)
void	manageSyntheticAccessIfNecessary(BlockScope currentScope, FlowInfo flowInfo, boolean isReadAccess)
VariableBinding	nullAnnotatedVariableBinding(boolean supportTypeAnnotations) Used on the lhs of an assignment for detecting null spec violation.
int	nullStatus(FlowInfo flowInfo, FlowContext flowContext)
TypeBinding	postConversionType(Scope scope) Returns the type of the expression after required implicit conversions.
java.lang.StringBuffer	printExpression(int indent, java.lang.StringBuffer output)
TypeBinding	reportError(BlockScope scope)
TypeBinding	resolveType(BlockScope scope) Resolve the type of this expression in the context of a blockScope
void	traverse(ASTVisitor visitor, BlockScope scope) Traverse an expression in the context of a blockScope
void	traverse(ASTVisitor visitor, ClassScope scope) Traverse an expression in the context of a classScope
java.lang.String	unboundReferenceErrorName()

Methods inherited from class org.aspectj.org.eclipse.jdt.internal.compiler.ast.NameReference

checkEffectiveFinality, fieldBinding, freshInferenceContext, isSuperAccess, isTypeAccess, isTypeReference, lastFieldBinding, setActualReceiverType, setDepth, setFieldIndex

Methods inherited from class org.aspectj.org.eclipse.jdt.internal.compiler.ast.Reference

checkNullableFieldDereference, fieldStore

Methods inherited from class org.aspectj.org.eclipse.jdt.internal.compiler.ast.Expression

checkAgainstFinalTargetType, checkCastTypesCompatibility, checkNPEbyUnboxing, checkUnsafeCast, forcedToBeRaw, generateCode, generateOptimizedBoolean, generateOptimizedStringConcatenation, generateOptimizedStringConcatenationCreation, getDirectBinding, isAssignmentCompatible, isBoxingCompatibleWith, isCompactableOperation, isCompatibleWith, isConstantValueOfTypeAssignableToType, isConstantValueRepresentable, isExactMethodReference, isPertinentToApplicability, isPolyExpression, isPolyExpression, markAsNonNull, optimizedBooleanConstant, print, printStatement, resolve, resolveType, resolveTypeExpecting, reusableJSRTarget, setExpectedType, setExpressionContext, sIsMoreSpecific, statementExpression, tagAsEllipsisArgument, tagAsNeedCheckCast, tagAsUnnecessaryCast, toTypeReference

Methods inherited from class org.aspectj.org.eclipse.jdt.internal.compiler.ast.Statement

analyseArguments, branchChainTo, checkAgainstNullTypeAnnotation, complainIfUnreachable, expectedType, findConstructorBinding, generateArguments, getExpressionContext, invocationTargetType, isBoxingCompatible, isEmptyBlock, isKnowDeadCodePattern, isValidJavaStatement, recordExceptionsForEnclosingLambda, resolveCase

Methods inherited from class org.aspectj.org.eclipse.jdt.internal.compiler.ast.ASTNode

checkInvocationArguments, concreteStatement, copySE8AnnotationsToType, isFieldUseDeprecated, isImplicitThis, isMethodUseDeprecated, isSuper, isThis, isTypeUseDeprecated, isUnqualifiedSuper, printAnnotations, printIndent, printModifiers, receiverIsImplicitThis, resolveAnnotations, resolveAnnotations, resolveAnnotations, resolveDeprecatedAnnotations, resolvePolyExpressionArguments, resolvePolyExpressionArguments, sourceEnd, sourceStart, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.aspectj.org.eclipse.jdt.internal.compiler.lookup.InvocationSite

getExpressionContext, invocationTargetType, receiverIsImplicitThis, sourceEnd, sourceStart

Field Detail

READ

public static final int READ

See Also:

Constant Field Values

WRITE

public static final int WRITE

See Also:

Constant Field Values

token

public char[] token

syntheticAccessors

public MethodBinding[] syntheticAccessors

genericCast

public TypeBinding genericCast

Constructor Detail

SingleNameReference

public SingleNameReference(char[] source,
                           long pos)

Method Detail

analyseAssignment

public FlowInfo analyseAssignment(BlockScope currentScope,
                                  FlowContext flowContext,
                                  FlowInfo flowInfo,
                                  Assignment assignment,
                                  boolean isCompound)

Specified by:

analyseAssignment in class Reference

analyseCode

public FlowInfo analyseCode(BlockScope currentScope,
                            FlowContext flowContext,
                            FlowInfo flowInfo)

Overrides:

analyseCode in class Reference

analyseCode

public FlowInfo analyseCode(BlockScope currentScope,
                            FlowContext flowContext,
                            FlowInfo flowInfo,
                            boolean valueRequired)

Description copied from class: Expression

More sophisticated for of the flow analysis used for analyzing expressions, and be able to optimize out portions of expressions where no actual value is required.

Overrides:

analyseCode in class Expression

Returns:

The state of initialization after the analysis of the current expression

checkFieldAccess

public TypeBinding checkFieldAccess(BlockScope scope)

checkNPE

public boolean checkNPE(BlockScope scope,
                        FlowContext flowContext,
                        FlowInfo flowInfo)

Description copied from class: Expression

Check this expression against potential NPEs, which may occur:

• if the expression is the receiver in a field access, qualified allocation, array reference or message send incl. implicit message sends like it happens for the collection in a foreach statement.
• if the expression is subject to unboxing
• if the expression is the exception in a throw statement

If a risk of NPE is detected report it to the context. If the expression denotes a local variable, mark it as checked, which affects the flow info.

Overrides:

checkNPE in class Reference

Parameters:

scope - the scope of the analysis

flowContext - the current flow context

flowInfo - the upstream flow info; caveat: may get modified

Returns:

could this expression be checked by the current implementation?

computeConversion

public void computeConversion(Scope scope,
                              TypeBinding runtimeTimeType,
                              TypeBinding compileTimeType)

Description copied from class: Expression

Base types need that the widening is explicitly done by the compiler using some bytecode like i2f. Also check unsafe type operations.

Overrides:

computeConversion in class Expression

See Also:

Expression.computeConversion(org.aspectj.org.eclipse.jdt.internal.compiler.lookup.Scope, org.aspectj.org.eclipse.jdt.internal.compiler.lookup.TypeBinding, org.aspectj.org.eclipse.jdt.internal.compiler.lookup.TypeBinding)

generateAssignment

public void generateAssignment(BlockScope currentScope,
                               CodeStream codeStream,
                               Assignment assignment,
                               boolean valueRequired)

Specified by:

generateAssignment in class Reference

generateCode

public void generateCode(BlockScope currentScope,
                         CodeStream codeStream,
                         boolean valueRequired)

Description copied from class: Expression

Every expression is responsible for generating its implicit conversion when necessary.

Overrides:

generateCode in class Expression

Parameters:

currentScope - org.aspectj.org.eclipse.jdt.internal.compiler.lookup.BlockScope

codeStream - org.aspectj.org.eclipse.jdt.internal.compiler.codegen.CodeStream

valueRequired - boolean

generateCompoundAssignment

public void generateCompoundAssignment(BlockScope currentScope,
                                       CodeStream codeStream,
                                       Expression expression,
                                       int operator,
                                       int assignmentImplicitConversion,
                                       boolean valueRequired)

Specified by:

generateCompoundAssignment in class Reference

generateCompoundAssignment

public void generateCompoundAssignment(BlockScope currentScope,
                                       CodeStream codeStream,
                                       MethodBinding writeAccessor,
                                       Expression expression,
                                       int operator,
                                       int assignmentImplicitConversion,
                                       boolean valueRequired)

generatePostIncrement

public void generatePostIncrement(BlockScope currentScope,
                                  CodeStream codeStream,
                                  CompoundAssignment postIncrement,
                                  boolean valueRequired)

Specified by:

generatePostIncrement in class Reference

generateReceiver

public void generateReceiver(CodeStream codeStream)

genericTypeArguments

public TypeBinding[] genericTypeArguments()

Specified by:

genericTypeArguments in interface InvocationSite

See Also:

InvocationSite.genericTypeArguments()

isEquivalent

public boolean isEquivalent(Reference reference)

Description copied from class: Reference

Is the given reference equivalent to the receiver, meaning that both denote the same path of field reads? Used from FlowContext.isNullcheckedFieldAccess(Reference).

Overrides:

isEquivalent in class Reference

localVariableBinding

public LocalVariableBinding localVariableBinding()

Returns the local variable referenced by this node. Can be a direct reference (SingleNameReference) or thru a cast expression etc...

Overrides:

localVariableBinding in class Expression

nullAnnotatedVariableBinding

public VariableBinding nullAnnotatedVariableBinding(boolean supportTypeAnnotations)

Description copied from class: Expression

Used on the lhs of an assignment for detecting null spec violation. If this expression represents a null-annotated variable return the variable binding, otherwise null.

Overrides:

nullAnnotatedVariableBinding in class Expression

Parameters:

supportTypeAnnotations - if true this causes any variable binding to be used independent of declaration annotations (for in-depth analysis of type annotations)

nullStatus

public int nullStatus(FlowInfo flowInfo,
                      FlowContext flowContext)

Overrides:

nullStatus in class Reference

manageEnclosingInstanceAccessIfNecessary

public void manageEnclosingInstanceAccessIfNecessary(BlockScope currentScope,
                                                     FlowInfo flowInfo)

manageSyntheticAccessIfNecessary

public void manageSyntheticAccessIfNecessary(BlockScope currentScope,
                                             FlowInfo flowInfo,
                                             boolean isReadAccess)

postConversionType

public TypeBinding postConversionType(Scope scope)

Description copied from class: Expression

Returns the type of the expression after required implicit conversions. When expression type gets promoted or inserted a generic cast, the converted type will differ from the resolved type (surface side-effects from #computeConversion(...)).

Overrides:

postConversionType in class Expression

Returns:

the type after implicit conversion

See Also:

Expression.postConversionType(Scope)

printExpression

public java.lang.StringBuffer printExpression(int indent,
                                              java.lang.StringBuffer output)

Specified by:

printExpression in class Expression

reportError

public TypeBinding reportError(BlockScope scope)

resolveType

public TypeBinding resolveType(BlockScope scope)

Description copied from class: Expression

Resolve the type of this expression in the context of a blockScope

Overrides:

resolveType in class Expression

Returns:

Return the actual type of this expression after resolution

traverse

public void traverse(ASTVisitor visitor,
                     BlockScope scope)

Description copied from class: Expression

Traverse an expression in the context of a blockScope

Overrides:

traverse in class Expression

traverse

public void traverse(ASTVisitor visitor,
                     ClassScope scope)

Description copied from class: Expression

Traverse an expression in the context of a classScope

Overrides:

traverse in class Expression

unboundReferenceErrorName

public java.lang.String unboundReferenceErrorName()

Specified by:

unboundReferenceErrorName in class NameReference

getName

public char[][] getName()

Specified by:

getName in class NameReference