Value (ProGuardCORE)

java.lang.Object
- proguard.evaluation.value.Value

Direct Known Subclasses:

Category1Value, Category2Value, TracingValue, UnknownValue
```
public abstract class Value
extends java.lang.Object
```
This abstract class represents a partially evaluated value.

Field Summary

Fields
Modifier and Type	Field and Description
`static int`	`ALWAYS`
`static int`	`MAYBE`
`static int`	`NEVER`
`static int`	`TYPE_DOUBLE`
`static int`	`TYPE_FLOAT`
`static int`	`TYPE_INSTRUCTION_OFFSET`
`static int`	`TYPE_INTEGER`
`static int`	`TYPE_LONG`
`static int`	`TYPE_REFERENCE`
`static int`	`TYPE_TOP`
`static int`	`TYPE_UNKNOWN`

Constructor Summary

Constructors
Constructor and Description

Value()

Constructors
Constructor and Description
`Value()`

Method Summary

All Methods Instance Methods Abstract Methods Concrete Methods
Modifier and Type	Method and Description
`Category1Value`	`category1Value()` Returns this Value as a Category1Value.
`Category2Value`	`category2Value()` Returns this Value as a Category2Value.
`abstract int`	`computationalType()` Returns the computational type of this Value.
`Value`	`copyIfMutable()` Returns a deep copy of the value if it mutable, returns the value itself otherwise.
`DoubleValue`	`doubleValue()` Returns this Value as a DoubleValue.
`FloatValue`	`floatValue()` Returns this Value as a FloatValue.
`abstract Value`	`generalize(Value other)` Returns the generalization of this Value and the given other Value.
`InstructionOffsetValue`	`instructionOffsetValue()` Returns this Value as an InstructionOffsetValue.
`IntegerValue`	`integerValue()` Returns this Value as an IntegerValue.
`abstract java.lang.String`	`internalType()` Returns the internal type of this Value.
`abstract boolean`	`isCategory2()` Returns whether the computational type of this Value is a category 2 type.
`boolean`	`isParticular()` Returns whether this Value represents a single particular (known) value.
`boolean`	`isSpecific()` Returns whether this Value represents a single specific (but possibly unknown) value.
`LongValue`	`longValue()` Returns this Value as a LongValue.
`ReferenceValue`	`referenceValue()` Returns this Value as a ReferenceValue.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - NEVER
```
public static final int NEVER
```
    See Also:
    
    Constant Field Values
  - MAYBE
```
public static final int MAYBE
```
    See Also:
    
    Constant Field Values
  - ALWAYS
```
public static final int ALWAYS
```
    See Also:
    
    Constant Field Values
  - TYPE_UNKNOWN
```
public static final int TYPE_UNKNOWN
```
    See Also:
    
    Constant Field Values
  - TYPE_INTEGER
```
public static final int TYPE_INTEGER
```
    See Also:
    
    Constant Field Values
  - TYPE_LONG
```
public static final int TYPE_LONG
```
    See Also:
    
    Constant Field Values
  - TYPE_FLOAT
```
public static final int TYPE_FLOAT
```
    See Also:
    
    Constant Field Values
  - TYPE_DOUBLE
```
public static final int TYPE_DOUBLE
```
    See Also:
    
    Constant Field Values
  - TYPE_REFERENCE
```
public static final int TYPE_REFERENCE
```
    See Also:
    
    Constant Field Values
  - TYPE_INSTRUCTION_OFFSET
```
public static final int TYPE_INSTRUCTION_OFFSET
```
    See Also:
    
    Constant Field Values
  - TYPE_TOP
```
public static final int TYPE_TOP
```
    See Also:
    
    Constant Field Values
- Constructor Detail
  - Value
```
public Value()
```
- Method Detail
  - category1Value
```
public Category1Value category1Value()
```
    Returns this Value as a Category1Value.
  - category2Value
```
public Category2Value category2Value()
```
    Returns this Value as a Category2Value.
  - integerValue
```
public IntegerValue integerValue()
```
    Returns this Value as an IntegerValue.
  - longValue
```
public LongValue longValue()
```
    Returns this Value as a LongValue.
  - floatValue
```
public FloatValue floatValue()
```
    Returns this Value as a FloatValue.
  - doubleValue
```
public DoubleValue doubleValue()
```
    Returns this Value as a DoubleValue.
  - referenceValue
```
public ReferenceValue referenceValue()
```
    Returns this Value as a ReferenceValue.
  - instructionOffsetValue
```
public InstructionOffsetValue instructionOffsetValue()
```
    Returns this Value as an InstructionOffsetValue.
  - isSpecific
```
public boolean isSpecific()
```
    Returns whether this Value represents a single specific (but possibly unknown) value.
  - isParticular
```
public boolean isParticular()
```
    Returns whether this Value represents a single particular (known) value.
  - generalize
```
public abstract Value generalize(Value other)
```
    Returns the generalization of this Value and the given other Value.
  - isCategory2
```
public abstract boolean isCategory2()
```
    Returns whether the computational type of this Value is a category 2 type. This means that it takes up the space of two category 1 types on the stack, for instance.
  - computationalType
```
public abstract int computationalType()
```
    Returns the computational type of this Value.
    
    Returns:
    
    TYPE_INTEGER, TYPE_LONG, TYPE_FLOAT, TYPE_DOUBLE, TYPE_REFERENCE, or TYPE_INSTRUCTION_OFFSET.
  - internalType
```
public abstract java.lang.String internalType()
```
    Returns the internal type of this 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).
  - copyIfMutable
```
public Value copyIfMutable()
```
    Returns a deep copy of the value if it mutable, returns the value itself otherwise.

Class Value

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

NEVER

MAYBE

ALWAYS

TYPE_UNKNOWN

TYPE_INTEGER

TYPE_LONG

TYPE_FLOAT

TYPE_DOUBLE

TYPE_REFERENCE

TYPE_INSTRUCTION_OFFSET

TYPE_TOP

Constructor Detail

Value

Method Detail

category1Value

category2Value

integerValue

longValue

floatValue

doubleValue

referenceValue

instructionOffsetValue

isSpecific

isParticular

generalize

isCategory2

computationalType

internalType

copyIfMutable