Package soot.JastAddJ

Class NullLiteral

java.lang.Object

beaver.Symbol

soot.JastAddJ.ASTNode<ASTNode>

soot.JastAddJ.Expr

soot.JastAddJ.PrimaryExpr

soot.JastAddJ.Literal

soot.JastAddJ.NullLiteral

All Implemented Interfaces:

Cloneable, Iterable<ASTNode>

public class NullLiteral
extends Literal
implements Cloneable

Java null literal.

Field Summary

Fields

Modifier and Type	Field	Description
protected boolean	type_computed
protected TypeDecl	type_value

Fields inherited from class soot.JastAddJ.Literal

constant_computed, constant_value, LITERALend, LITERALstart, tokenString_LITERAL

Fields inherited from class soot.JastAddJ.Expr

false_label_computed, false_label_value, true_label_computed, true_label_value

Fields inherited from class soot.JastAddJ.ASTNode

children, generatedWithCacheCycle, generatedWithCircularEnabled, generatedWithComponentCheck, in$Circle, is$Final, numChildren, parent, PRIMITIVE_PACKAGE_NAME, state

Fields inherited from class beaver.Symbol

end, id, start, value

Constructor Summary

Constructors

Constructor	Description
NullLiteral()
NullLiteral(Symbol p0)
NullLiteral(String p0)

Method Summary

Modifier and Type	Method	Description
NullLiteral	clone()
NullLiteral	copy()
Value	eval(Body b)
void	flushCache()
void	flushCollectionCache()
NullLiteral	fullCopy()	Create a deep copy of the AST subtree at this node.
String	getLITERAL()	Retrieves the value for the lexeme LITERAL.
void	init$Children()	Initializes the child array to the correct size.
boolean	isConstant()
boolean	mayHaveRewrite()
protected int	numChildren()
ASTNode	rewriteTo()
void	setLITERAL(Symbol symbol)	JastAdd-internal setter for lexeme LITERAL using the Beaver parser.
void	setLITERAL(String value)	Replaces the lexeme LITERAL.
TypeDecl	type()

Methods inherited from class soot.JastAddJ.Literal

asEscape, buildBooleanLiteral, buildDoubleLiteral, buildFloatLiteral, buildIntegerLiteral, buildLongLiteral, buildStringLiteral, constant, dumpString, escape, toString

Methods inherited from class soot.JastAddJ.Expr

addDependencyIfNeeded, applicableAndAccessible, assignConvertedType, canBeFalse, canBeTrue, chooseConstructor, collectTypesToHierarchy, condition_false_label, condition_true_label, emitBooleanCondition, emitEvalBranch, emitStore, enclosingBodyDecl, enclosingStmt, false_label, hasNextAccess, hasPackage, hasParentDot, hasQualifiedPackage, hostPackage, hostType, inExtendsOrImplements, inStaticContext, isArrayAccess, isClassAccess, isDAafter, isDAafterFalse, isDAafterTrue, isDAbefore, isDest, isDUafter, isDUafterFalse, isDUafterTrue, isDUbefore, isEnumConstant, isFalse, isFieldAccess, isIncOrDec, isLeftChildOfDot, isMethodAccess, isPackageAccess, isPositive, isRightChildOfDot, isSource, isSuperAccess, isSuperConstructorAccess, isThisAccess, isTrue, isTypeAccess, isUnknown, isVariable, isVariable, keepAccessibleFields, keepAccessibleTypes, lookupMethod, lookupType, lookupType, lookupVariable, mayAccess, methodHost, modifiedInScope, mostSpecific, mostSpecificConstructor, nameType, nextAccess, packageName, parentDot, qualifiedLookupType, qualifiedLookupVariable, qualifiesAccess, refined_BooleanExpressions_Expr_emitEvalBranch, representableIn, staticContextQualifier, throwTypes, true_label, typeBoolean, typeByte, typeChar, typeDouble, typeFloat, typeInt, typeLong, typeName, typeNull, typeShort, typeString, typeVoid, unknownType, varDecl

Methods inherited from class soot.JastAddJ.ASTNode

accessControl, addAttributes, addChild, addsIndentationLevel, asImmediate, asLocal, asLocal, asRValue, beginExceptionRange, branchTarget, checkDUeverywhere, checkEnum, checkUncheckedConversion, checkWarnings, clearLocations, cloneSubtree, collectBranches, collectEnclosingVariables, collectErrors, collectExceptions, collectFinally, collectTypesToSignatures, compilationUnit, Define_Annotation_lookupAnnotation, Define_ArrayList_exceptionRanges, Define_ASTNode_enclosingBlock, Define_BodyDecl_enclosingBodyDecl, Define_boolean_enclosedByExceptionHandler, Define_boolean_handlesException, Define_boolean_hasPackage, Define_boolean_inExplicitConstructorInvocation, Define_boolean_inExtendsOrImplements, Define_boolean_inhModifiedInScope, Define_boolean_insideLoop, Define_boolean_insideSwitch, Define_boolean_inStaticContext, Define_boolean_isAnonymous, Define_boolean_isAnonymousDecl, Define_boolean_isCatchParam, Define_boolean_isConstructorParameter, Define_boolean_isDAbefore, Define_boolean_isDest, Define_boolean_isDUbefore, Define_boolean_isExceptionHandlerParameter, Define_boolean_isExplicitGenericConstructorAccess, Define_boolean_isIncOrDec, Define_boolean_isLocalClass, Define_boolean_isMemberType, Define_boolean_isMethodParameter, Define_boolean_isNestedType, Define_boolean_isSource, Define_boolean_mayBeAbstract, Define_boolean_mayBeFinal, Define_boolean_mayBeNative, Define_boolean_mayBePrivate, Define_boolean_mayBeProtected, Define_boolean_mayBePublic, Define_boolean_mayBeStatic, Define_boolean_mayBeStrictfp, Define_boolean_mayBeSynchronized, Define_boolean_mayBeTransient, Define_boolean_mayBeVolatile, Define_boolean_mayUseAnnotationTarget, Define_boolean_reachable, Define_boolean_reachableCatchClause, Define_boolean_reportUnreachable, Define_boolean_resourcePreviouslyDeclared, Define_boolean_variableArityValid, Define_boolean_withinDeprecatedAnnotation, Define_boolean_withinSuppressWarnings, Define_Case_bind, Define_CatchClause_catchClause, Define_ClassInstanceExpr_getClassInstanceExpr, Define_Collection_lookupConstructor, Define_Collection_lookupMethod, Define_Collection_lookupSuperConstructor, Define_Collection_TypeDecl__caughtExceptions, Define_CompilationUnit_compilationUnit, Define_ConstructorDecl_constructorDecl, Define_ConstructorDecl_unknownConstructor, Define_ElementValue_lookupElementTypeValue, Define_Expr_nestedScope, Define_GLBType_lookupGLBType, Define_int_localNum, Define_LabeledStmt_lookupLabel, Define_LUBType_lookupLUBType, Define_MethodDecl_unknownMethod, Define_NameType_nameType, Define_SimpleSet_allImportedTypes, Define_SimpleSet_lookupType, Define_SimpleSet_lookupVariable, Define_soot_jimple_Stmt_condition_false_label, Define_soot_jimple_Stmt_condition_true_label, Define_String_hostPackage, Define_String_methodHost, Define_String_packageName, Define_String_typeDeclIndent, Define_TypeDecl_assignConvertedType, Define_TypeDecl_componentType, Define_TypeDecl_declType, Define_TypeDecl_enclosingAnnotationDecl, Define_TypeDecl_enclosingInstance, Define_TypeDecl_enclosingType, Define_TypeDecl_expectedType, Define_TypeDecl_genericDecl, Define_TypeDecl_hostType, Define_TypeDecl_lookupType, Define_TypeDecl_lookupWildcardExtends, Define_TypeDecl_lookupWildcardSuper, Define_TypeDecl_returnType, Define_TypeDecl_superType, Define_TypeDecl_switchType, Define_TypeDecl_typeBoolean, Define_TypeDecl_typeByte, Define_TypeDecl_typeChar, Define_TypeDecl_typeCloneable, Define_TypeDecl_typeDouble, Define_TypeDecl_typeError, Define_TypeDecl_typeException, Define_TypeDecl_typeFloat, Define_TypeDecl_typeInt, Define_TypeDecl_typeLong, Define_TypeDecl_typeNull, Define_TypeDecl_typeNullPointerException, Define_TypeDecl_typeObject, Define_TypeDecl_typeRuntimeException, Define_TypeDecl_typeSerializable, Define_TypeDecl_typeShort, Define_TypeDecl_typeString, Define_TypeDecl_typeThrowable, Define_TypeDecl_typeVoid, Define_TypeDecl_typeWildcard, Define_TypeDecl_unknownType, Define_Variable_unknownField, Define_VariableScope_outerScope, definesLabel, definiteAssignment, dumpTree, dumpTree, dumpTreeNoRewrite, dumpTreeNoRewrite, duringAnnotations, duringAnonymousClasses, duringBoundNames, duringDU, duringEnums, duringGenericTypeVariables, duringImplicitConstructor, duringLiterals, duringNameResolution, duringSyntacticClassification, duringVariableDeclarationTransformation, emitConstant, end, endExceptionRange, error, errorPrefix, exceptionHandling, extractIndent, extractSingleType, flushCaches, getChild, getChildNoTransform, getIndexOfChild, getNumChild, getNumChildNoTransform, getParent, in$Circle, in$Circle, indent, insertChild, is$Final, is$Final, isDescendantTo, isStringAdd, iterator, jimplify1phase1, jimplify1phase2, jimplify2, jimplify2, lineNumber, location, nameCheck, newLabel, options, putSimpleSetElement, reachedException, removeChild, removeInstanceMethods, removeInstanceVariables, replace, setChild, setEnd, setLocation, setParent, setStart, sourceFile, start, state, toString, transformation, transformEnumConstructors, typeCheck, unassignedEverywhere, usesTypeVariable, varChildIndex, varChildIndex, warning, warningPrefix, with

Methods inherited from class beaver.Symbol

getColumn, getEnd, getId, getLine, getStart, makePosition

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Field Detail

type_computed

protected boolean type_computed

type_value

protected TypeDecl type_value

Constructor Detail

NullLiteral

public NullLiteral()

NullLiteral

public NullLiteral(String p0)

NullLiteral

public NullLiteral(Symbol p0)

Method Detail

flushCache

public void flushCache()

Overrides:

flushCache in class Literal

flushCollectionCache

public void flushCollectionCache()

Overrides:

flushCollectionCache in class Literal

clone

public NullLiteral clone()
                  throws CloneNotSupportedException

Overrides:

clone in class Literal

Throws:

CloneNotSupportedException

copy

public NullLiteral copy()

Overrides:

copy in class ASTNode<ASTNode>

fullCopy

public NullLiteral fullCopy()

Create a deep copy of the AST subtree at this node. The copy is dangling, i.e. has no parent.

Overrides:

fullCopy in class ASTNode<ASTNode>

Returns:

dangling copy of the subtree at this node

eval

public Value eval(Body b)

Overrides:

eval in class Expr

init$Children

public void init$Children()

Initializes the child array to the correct size. Initializes List and Opt nta children.

Overrides:

init$Children in class Literal

numChildren

protected int numChildren()

Overrides:

numChildren in class Literal

mayHaveRewrite

public boolean mayHaveRewrite()

Overrides:

mayHaveRewrite in class Literal

setLITERAL

public void setLITERAL(String value)

Replaces the lexeme LITERAL.

Overrides:

setLITERAL in class Literal

Parameters:

value - The new value for the lexeme LITERAL.

setLITERAL

public void setLITERAL(Symbol symbol)

JastAdd-internal setter for lexeme LITERAL using the Beaver parser.

Overrides:

setLITERAL in class Literal

getLITERAL

public String getLITERAL()

Retrieves the value for the lexeme LITERAL.

Overrides:

getLITERAL in class Literal

Returns:

The value for the lexeme LITERAL.

isConstant

public boolean isConstant()

Overrides:

isConstant in class Literal

type

public TypeDecl type()

Specified by:

type in class Expr

rewriteTo

public ASTNode rewriteTo()

Overrides:

rewriteTo in class Literal