Class TypeUtilities

java.lang.Object

com.strobel.decompiler.languages.java.utilities.TypeUtilities

public final class TypeUtilities
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
private static final int	BOOL_RANK
private static final Map<Class, TypeDefinition>	BOXED_PRIMITIVES_BY_CLASS
private static final int	BYTE_RANK
private static final int	CHAR_RANK
private static final int	DOUBLE_RANK
private static final int	FLOAT_RANK
private static final int	INT_RANK
private static final int	LONG_RANK
private static final int	MAX_NUMERIC_RANK
private static final String	OBJECT_DESCRIPTOR
private static final int	SHORT_RANK
private static final String	STRING_DESCRIPTOR
private static final int	STRING_RANK
private static final Map<JvmType,Integer>	TYPE_TO_RANK_MAP

Constructor Summary

Constructors

Constructor	Description
TypeUtilities()

Method Summary

Modifier and Type	Method	Description
private static boolean	checkSameExpression(Expression template, Expression expression)
static TypeReference	getExpectedTypeByParent(Function<AstNode, ResolveResult> resolver, Expression expression)
static IMethodSignature	getLambdaSignature(LambdaExpression node)
static IMethodSignature	getLambdaSignature(MethodGroupExpression node)
private static IMethodSignature	getLambdaSignatureCore(Expression node)
private static TypeReference	getType(Function<AstNode, ResolveResult> resolver, AstNode node)
private static int	getTypeRank(TypeReference type)
static boolean	isArithmetic(TypeReference type)
static boolean	isBinaryOperatorApplicable(BinaryOperatorType op, TypeReference lType, TypeReference rType, TypeReference expectedResultType, boolean strict)
static boolean	isBinaryOperatorApplicable(BinaryOperatorType op, AstType lType, AstType rType, TypeReference expectedResultType, boolean strict)
static boolean	isBoolean(TypeReference type)
static boolean	isPrimitive(TypeReference type)
static boolean	isPrimitiveOrWrapper(TypeReference type)
static boolean	isValidPrimitiveLiteralAssignment(TypeReference targetType, Object value)
static AstNode	skipParenthesesDown(AstNode e)
static Expression	skipParenthesesDown(Expression e)
static AstNode	skipParenthesesUp(AstNode e)

Methods inherited from class Object

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

Field Details

OBJECT_DESCRIPTOR

private static final String OBJECT_DESCRIPTOR

See Also:

• Constant Field Values

STRING_DESCRIPTOR

private static final String STRING_DESCRIPTOR

See Also:

• Constant Field Values

TYPE_TO_RANK_MAP

private static final Map<JvmType,Integer> TYPE_TO_RANK_MAP

BOXED_PRIMITIVES_BY_CLASS

private static final Map<Class, TypeDefinition> BOXED_PRIMITIVES_BY_CLASS

BYTE_RANK

private static final int BYTE_RANK

See Also:

• Constant Field Values

SHORT_RANK

private static final int SHORT_RANK

See Also:

• Constant Field Values

CHAR_RANK

private static final int CHAR_RANK

See Also:

• Constant Field Values

INT_RANK

private static final int INT_RANK

See Also:

• Constant Field Values

LONG_RANK

private static final int LONG_RANK

See Also:

• Constant Field Values

FLOAT_RANK

private static final int FLOAT_RANK

See Also:

• Constant Field Values

DOUBLE_RANK

private static final int DOUBLE_RANK

See Also:

• Constant Field Values

BOOL_RANK

private static final int BOOL_RANK

See Also:

• Constant Field Values

STRING_RANK

private static final int STRING_RANK

See Also:

• Constant Field Values

MAX_NUMERIC_RANK

private static final int MAX_NUMERIC_RANK

See Also:

• Constant Field Values

Constructor Details

TypeUtilities

public TypeUtilities()

Method Details

getTypeRank

private static int getTypeRank(@NotNull
 TypeReference type)

isPrimitive

public static boolean isPrimitive(@Nullable
 TypeReference type)

isPrimitiveOrWrapper

public static boolean isPrimitiveOrWrapper(@Nullable
 TypeReference type)

isBoolean

public static boolean isBoolean(@Nullable
 TypeReference type)

isArithmetic

public static boolean isArithmetic(@Nullable
 TypeReference type)

isBinaryOperatorApplicable

public static boolean isBinaryOperatorApplicable(@NotNull
 BinaryOperatorType op,
 @NotNull
 AstType lType,
 @NotNull
 AstType rType,
 @Nullable
 TypeReference expectedResultType,
 boolean strict)

isBinaryOperatorApplicable

public static boolean isBinaryOperatorApplicable(@NotNull
 BinaryOperatorType op,
 @Nullable
 TypeReference lType,
 @Nullable
 TypeReference rType,
 @Nullable
 TypeReference expectedResultType,
 boolean strict)

skipParenthesesUp

@Nullable
public static AstNode skipParenthesesUp(AstNode e)

skipParenthesesDown

@Nullable
public static AstNode skipParenthesesDown(AstNode e)

skipParenthesesDown

@Nullable
public static Expression skipParenthesesDown(Expression e)

checkSameExpression

private static boolean checkSameExpression(Expression template,
 Expression expression)

getType

private static TypeReference getType(@NotNull
 Function<AstNode, ResolveResult> resolver,
 @NotNull
 AstNode node)

getExpectedTypeByParent

@Nullable
public static TypeReference getExpectedTypeByParent(Function<AstNode, ResolveResult> resolver,
 Expression expression)

getLambdaSignature

public static IMethodSignature getLambdaSignature(MethodGroupExpression node)

getLambdaSignature

public static IMethodSignature getLambdaSignature(LambdaExpression node)

isValidPrimitiveLiteralAssignment

public static boolean isValidPrimitiveLiteralAssignment(TypeReference targetType,
 Object value)

getLambdaSignatureCore

private static IMethodSignature getLambdaSignatureCore(Expression node)