Class Expression

java.lang.Object

com.strobel.decompiler.ast.Node

com.strobel.decompiler.ast.Expression

All Implemented Interfaces:

UserDataStore, Cloneable

public final class Expression
extends Node
implements Cloneable, UserDataStore

Field Summary

Fields

Modifier and Type	Field	Description
private final SmartList<Expression>	_arguments
private AstCode	_code
private TypeReference	_expectedType
private TypeReference	_inferredType
private int	_offset	the offset of 'this' Expression, as computed for its bytecode by the Java compiler
private Object	_operand
private final SmartList<Range>	_ranges
private UserDataStoreBase	_userData
static final Object	ANY_OPERAND
static final int	MYSTERY_OFFSET	a constant to indicate that no bytecode offset is known for an expression

Fields inherited from class Node

NULL

Constructor Summary

Constructors

Constructor	Description
Expression(AstCode code, Object operand, int offset, Expression... arguments)
Expression(AstCode code, Object operand, int offset, List<Expression> arguments)

Method Summary

Modifier and Type	Method	Description
final Expression	clone()
final boolean	containsReferenceTo(Variable variable)
final List<Expression>	getArguments()
final List<Label>	getBranchTargets()
final List<Node>	getChildren()
final AstCode	getCode()
final TypeReference	getExpectedType()
final TypeReference	getInferredType()
final int	getOffset()	Returns the bytecode offset for 'this' expression, as computed by the Java compiler.
final Object	getOperand()
final List<Range>	getRanges()
<T> T	getUserData(Key<T> key)
final boolean	isBranch()
boolean	isEquivalentTo(Expression e)
<T> void	putUserData(Key<T> key, T value)
<T> T	putUserDataIfAbsent(Key<T> key, T value)
<T> boolean	replace(Key<T> key, T oldValue, T newValue)
final void	setCode(AstCode code)
final void	setExpectedType(TypeReference expectedType)
final void	setInferredType(TypeReference inferredType)
final void	setOperand(Object operand)
final void	writeTo(ITextOutput output)

Methods inherited from class Node

getChildrenAndSelfRecursive, getChildrenAndSelfRecursive, getChildrenAndSelfRecursive, getChildrenAndSelfRecursive, getChildrenAndSelfRecursive, getSelfAndChildrenRecursive, getSelfAndChildrenRecursive, getSelfAndChildrenRecursive, getSelfAndChildrenRecursive, getSelfAndChildrenRecursive, isConditionalControlFlow, isUnconditionalControlFlow, toString

Methods inherited from class Object

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

Field Details

ANY_OPERAND

public static final Object ANY_OPERAND

MYSTERY_OFFSET

public static final int MYSTERY_OFFSET

a constant to indicate that no bytecode offset is known for an expression

See Also:

• Constant Field Values

_arguments

private final SmartList<Expression> _arguments

_ranges

private final SmartList<Range> _ranges

_code

private AstCode _code

_operand

private Object _operand

_offset

private int _offset

the offset of 'this' Expression, as computed for its bytecode by the Java compiler

_expectedType

private TypeReference _expectedType

_inferredType

private TypeReference _inferredType

_userData

private UserDataStoreBase _userData

Constructor Details

Expression

public Expression(AstCode code,
 Object operand,
 int offset,
 List<Expression> arguments)

Expression

public Expression(AstCode code,
 Object operand,
 int offset,
 Expression... arguments)

Method Details

getArguments

public final List<Expression> getArguments()

getCode

public final AstCode getCode()

setCode

public final void setCode(AstCode code)

getOperand

public final Object getOperand()

setOperand

public final void setOperand(Object operand)

getOffset

public final int getOffset()

Returns the bytecode offset for 'this' expression, as computed by the Java compiler.

getExpectedType

public final TypeReference getExpectedType()

setExpectedType

public final void setExpectedType(TypeReference expectedType)

getInferredType

public final TypeReference getInferredType()

setInferredType

public final void setInferredType(TypeReference inferredType)

isBranch

public final boolean isBranch()

getBranchTargets

public final List<Label> getBranchTargets()

getRanges

public final List<Range> getRanges()

getChildren

public final List<Node> getChildren()

Overrides:

getChildren in class Node

containsReferenceTo

public final boolean containsReferenceTo(Variable variable)

writeTo

public final void writeTo(ITextOutput output)

Specified by:

writeTo in class Node

clone

public final Expression clone()

Overrides:

clone in class Object

isEquivalentTo

public boolean isEquivalentTo(Expression e)

getUserData

public <T> T getUserData(@NotNull
 Key<T> key)

Specified by:

getUserData in interface UserDataStore

putUserData

public <T> void putUserData(@NotNull
 Key<T> key,
 @Nullable
 T value)

Specified by:

putUserData in interface UserDataStore

putUserDataIfAbsent

public <T> T putUserDataIfAbsent(@NotNull
 Key<T> key,
 @Nullable
 T value)

Specified by:

putUserDataIfAbsent in interface UserDataStore

replace

public <T> boolean replace(@NotNull
 Key<T> key,
 @Nullable
 T oldValue,
 @Nullable
 T newValue)

Specified by:

replace in interface UserDataStore