proguard.evaluation.value

Class MultiTypedReferenceValue

java.lang.Object

proguard.evaluation.value.Value

proguard.evaluation.value.Category1Value

proguard.evaluation.value.ReferenceValue

proguard.evaluation.value.MultiTypedReferenceValue

public class MultiTypedReferenceValue
extends ReferenceValue

This TypedReferenceValue can have multiple potential types during runtime. E.g. when evaluating SuperClass s = someFlag ? new A() : new B(), s may be of type LA; or LB;.

Field Summary

Fields

Modifier and Type	Field and Description
boolean	mayBeUnknown

Fields inherited from class proguard.evaluation.value.Value

ALWAYS, MAYBE, NEVER, TYPE_DOUBLE, TYPE_FLOAT, TYPE_INSTRUCTION_OFFSET, TYPE_INTEGER, TYPE_LONG, TYPE_REFERENCE, TYPE_TOP, TYPE_UNKNOWN

Constructor Summary

Constructors

Constructor and Description
MultiTypedReferenceValue(java.util.Set<TypedReferenceValue> potentialTypes, boolean mayBeUnknown)
MultiTypedReferenceValue(TypedReferenceValue type, boolean mayBeUnknown)

Method Summary

Modifier and Type	Method and Description
ReferenceValue	cast(java.lang.String type, Clazz referencedClass, ValueFactory valueFactory, boolean alwaysCast) Returns this ReferenceValue, cast to the given type.
int	equal(MultiTypedReferenceValue other) Returns whether this ReferenceValue is equal to the given other MultiTypedReferenceValue.
int	equal(ReferenceValue other) Returns whether this ReferenceValue is equal to the given other ReferenceValue.
boolean	equals(java.lang.Object o)
ReferenceValue	generalize(MultiTypedReferenceValue other) Returns the generalization of this ReferenceValue and the given other MultiTypedReferenceValue.
ReferenceValue	generalize(ReferenceValue other) Returns the generalization of this ReferenceValue and the given other ReferenceValue.
TypedReferenceValue	generalize(java.util.Set<TypedReferenceValue> potentialTypes)
ReferenceValue	generalize(TypedReferenceValue other) Returns the generalization of this ReferenceValue and the given other TypedReferenceValue.
ReferenceValue	generalize(UnknownReferenceValue other) Returns the generalization of this ReferenceValue and the given other UnknownReferenceValue.
TypedReferenceValue	getGeneralizedType()
java.util.Set<TypedReferenceValue>	getPotentialTypes()
Clazz	getReferencedClass() Returns the class that is referenced by the type.
java.lang.String	getType() Returns the type.
int	hashCode()
int	instanceOf(java.lang.String otherType, Clazz otherReferencedClass) Returns whether the type is an instance of the given type.
java.lang.String	internalType() Returns the internal type of this Value.
int	isNull() Returns whether this ReferenceValue is null.
boolean	mayBeExtension() Returns whether the actual type of this ReferenceValue may be an extension of its type.
ReferenceValue	referenceArrayLoad(IntegerValue indexValue, ValueFactory valueFactory) Returns the value of the array at the given index, assuming this type is a reference array.
java.lang.String	toString()

Methods inherited from class proguard.evaluation.value.ReferenceValue

arrayLength, arrayStore, computationalType, doubleArrayLoad, equal, equal, equal, equal, equal, equal, equal, equal, floatArrayLoad, generalize, generalize, generalize, generalize, generalize, generalize, generalize, getValue, integerArrayLoad, isNotNull, longArrayLoad, notEqual, referenceValue, value

Methods inherited from class proguard.evaluation.value.Category1Value

category1Value, isCategory2

Methods inherited from class proguard.evaluation.value.Value

category2Value, copyIfMutable, doubleValue, floatValue, instructionOffsetValue, integerValue, isParticular, isSpecific, longValue

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

mayBeUnknown

public final boolean mayBeUnknown

Constructor Detail

MultiTypedReferenceValue

public MultiTypedReferenceValue(java.util.Set<TypedReferenceValue> potentialTypes,
                                boolean mayBeUnknown)

MultiTypedReferenceValue

public MultiTypedReferenceValue(TypedReferenceValue type,
                                boolean mayBeUnknown)

Method Detail

generalize

public TypedReferenceValue generalize(java.util.Set<TypedReferenceValue> potentialTypes)

getPotentialTypes

public java.util.Set<TypedReferenceValue> getPotentialTypes()

getGeneralizedType

public TypedReferenceValue getGeneralizedType()

getType

public java.lang.String getType()

Description copied from class: ReferenceValue

Returns the type.

Specified by:

getType in class ReferenceValue

getReferencedClass

public Clazz getReferencedClass()

Description copied from class: ReferenceValue

Returns the class that is referenced by the type.

Specified by:

getReferencedClass in class ReferenceValue

mayBeExtension

public boolean mayBeExtension()

Description copied from class: ReferenceValue

Returns whether the actual type of this ReferenceValue may be an extension of its type.

Specified by:

mayBeExtension in class ReferenceValue

isNull

public int isNull()

Description copied from class: ReferenceValue

Returns whether this ReferenceValue is null.

Specified by:

isNull in class ReferenceValue

Returns:

NEVER, MAYBE, or ALWAYS.

instanceOf

public int instanceOf(java.lang.String otherType,
                      Clazz otherReferencedClass)

Description copied from class: ReferenceValue

Returns whether the type is an instance of the given type.

Specified by:

instanceOf in class ReferenceValue

cast

public ReferenceValue cast(java.lang.String type,
                           Clazz referencedClass,
                           ValueFactory valueFactory,
                           boolean alwaysCast)

Description copied from class: ReferenceValue

Returns this ReferenceValue, cast to the given type.

Specified by:

cast in class ReferenceValue

referenceArrayLoad

public ReferenceValue referenceArrayLoad(IntegerValue indexValue,
                                         ValueFactory valueFactory)

Description copied from class: ReferenceValue

Returns the value of the array at the given index, assuming this type is a reference array.

Overrides:

referenceArrayLoad in class ReferenceValue

generalize

public ReferenceValue generalize(ReferenceValue other)

Description copied from class: ReferenceValue

Returns the generalization of this ReferenceValue and the given other ReferenceValue.

Specified by:

generalize in class ReferenceValue

generalize

public ReferenceValue generalize(TypedReferenceValue other)

Description copied from class: ReferenceValue

Returns the generalization of this ReferenceValue and the given other TypedReferenceValue.

Overrides:

generalize in class ReferenceValue

generalize

public ReferenceValue generalize(UnknownReferenceValue other)

Description copied from class: ReferenceValue

Returns the generalization of this ReferenceValue and the given other UnknownReferenceValue.

Overrides:

generalize in class ReferenceValue

generalize

public ReferenceValue generalize(MultiTypedReferenceValue other)

Description copied from class: ReferenceValue

Returns the generalization of this ReferenceValue and the given other MultiTypedReferenceValue.

Overrides:

generalize in class ReferenceValue

equal

public int equal(ReferenceValue other)

Description copied from class: ReferenceValue

Returns whether this ReferenceValue is equal to the given other ReferenceValue.

Specified by:

equal in class ReferenceValue

Returns:

NEVER, MAYBE, or ALWAYS.

equal

public int equal(MultiTypedReferenceValue other)

Description copied from class: ReferenceValue

Returns whether this ReferenceValue is equal to the given other MultiTypedReferenceValue.

Overrides:

equal in class ReferenceValue

Returns:

NEVER, MAYBE, or ALWAYS.

internalType

public java.lang.String internalType()

Description copied from class: Value

Returns the internal type of this Value.

Specified by:

internalType in class Value

Returns:

TypeConstants.BOOLEAN, TypeConstants.BYTE, TypeConstants.CHAR, TypeConstants.SHORT, TypeConstants.INT , TypeConstants.LONG, TypeConstants.FLOAT, TypeConstants.DOUBLE, TypeConstants.CLASS_START ... TypeConstants.CLASS_END , or an array type containing any of these types (always as String).

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class ReferenceValue

hashCode

public int hashCode()

Overrides:

hashCode in class ReferenceValue

toString

public java.lang.String toString()

Overrides:

toString in class ReferenceValue