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Interface AnnotationValue

All Known Subinterfaces:
AnnotationValue.OfAnnotation, AnnotationValue.OfArray, AnnotationValue.OfBoolean, AnnotationValue.OfByte, AnnotationValue.OfChar, AnnotationValue.OfClass, AnnotationValue.OfConstant, AnnotationValue.OfDouble, AnnotationValue.OfEnum, AnnotationValue.OfFloat, AnnotationValue.OfInt, AnnotationValue.OfLong, AnnotationValue.OfShort, AnnotationValue.OfString
public sealed interface AnnotationValue permits AnnotationValue.OfAnnotation, AnnotationValue.OfArray, AnnotationValue.OfConstant, AnnotationValue.OfClass, AnnotationValue.OfEnum
Models an element_value structure, or a value of an element-value pair of an annotation, as defined in JVMS §4.7.16.1.

Two AnnotationValue objects should be compared using the equals method.

Sealed Class Hierarchy Graph:
Sealed class hierarchy graph for AnnotationValueSealed class hierarchy graph for AnnotationValue
Since:
24
See Also:
  • Annotation
  • AnnotationElement
  • Annotations in core reflection

Nested Class Summary

Modifier and Type Interface Description
static interface  AnnotationValue.OfAnnotation
Models an annotation value of an element-value pair.
static interface  AnnotationValue.OfArray
Models an array value of an element-value pair.
static interface  AnnotationValue.OfBoolean
Models a boolean value of an element-value pair.
static interface  AnnotationValue.OfByte
Models a byte value of an element-value pair.
static interface  AnnotationValue.OfChar
Models a char value of an element-value pair.
static interface  AnnotationValue.OfClass
Models a class value of an element-value pair.
static interface  AnnotationValue.OfConstant
Models a constant value of an element-value pair.
static interface  AnnotationValue.OfDouble
Models a double value of an element-value pair.
static interface  AnnotationValue.OfEnum
Models an enum value of an element-value pair.
static interface  AnnotationValue.OfFloat
Models a float value of an element-value pair.
static interface  AnnotationValue.OfInt
Models an int value of an element-value pair.
static interface  AnnotationValue.OfLong
Models a long value of an element-value pair.
static interface  AnnotationValue.OfShort
Models a short value of an element-value pair.
static interface  AnnotationValue.OfString
Models a string value of an element-value pair.

Field Summary

Modifier and Type Field Description
static final int TAG_ANNOTATION
The tag indicating the value of an element-value pair is AnnotationValue.OfAnnotation.
static final int TAG_ARRAY
The tag indicating the value of an element-value pair is AnnotationValue.OfArray.
static final int TAG_BOOLEAN
The tag indicating the value of an element-value pair is AnnotationValue.OfBoolean.
static final int TAG_BYTE
The tag indicating the value of an element-value pair is AnnotationValue.OfByte.
static final int TAG_CHAR
The tag indicating the value of an element-value pair is AnnotationValue.OfChar.
static final int TAG_CLASS
The tag indicating the value of an element-value pair is AnnotationValue.OfClass.
static final int TAG_DOUBLE
The tag indicating the value of an element-value pair is AnnotationValue.OfDouble.
static final int TAG_ENUM
The tag indicating the value of an element-value pair is AnnotationValue.OfEnum.
static final int TAG_FLOAT
The tag indicating the value of an element-value pair is AnnotationValue.OfFloat.
static final int TAG_INT
The tag indicating the value of an element-value pair is AnnotationValue.OfInt.
static final int TAG_LONG
The tag indicating the value of an element-value pair is AnnotationValue.OfLong.
static final int TAG_SHORT
The tag indicating the value of an element-value pair is AnnotationValue.OfShort.
static final int TAG_STRING
The tag indicating the value of an element-value pair is AnnotationValue.OfString.

Method Summary

Modifier and Type Method Description
static AnnotationValue of(Object value)
Returns an annotation element.
static AnnotationValue.OfAnnotation ofAnnotation(Annotation value)
Returns an annotation value for an element-value pair.
static AnnotationValue.OfArray ofArray(AnnotationValue... values)
Returns an array value for an element-value pair.
static AnnotationValue.OfArray ofArray(List<AnnotationValue> values)
Returns an array value for an element-value pair.
static AnnotationValue.OfBoolean ofBoolean(boolean value)
Returns a boolean value for an element-value pair.
static AnnotationValue.OfBoolean ofBoolean(IntegerEntry value)
Returns a boolean value for an element-value pair.
static AnnotationValue.OfByte ofByte(byte value)
Returns a byte value for an element-value pair.
static AnnotationValue.OfByte ofByte(IntegerEntry value)
Returns a byte value for an element-value pair.
static AnnotationValue.OfChar ofChar(char value)
Returns a char value for an element-value pair.
static AnnotationValue.OfChar ofChar(IntegerEntry value)
Returns a char value for an element-value pair.
static AnnotationValue.OfClass ofClass(Utf8Entry className)
Returns a class value for an element-value pair.
static AnnotationValue.OfClass ofClass(ClassDesc className)
Returns a class value for an element-value pair.
static AnnotationValue.OfDouble ofDouble(double value)
Returns a double value for an element-value pair.
static AnnotationValue.OfDouble ofDouble(DoubleEntry value)
Returns a double value for an element-value pair.
static AnnotationValue.OfEnum ofEnum(Utf8Entry className, Utf8Entry constantName)
Returns an enum value for an element-value pair.
static AnnotationValue.OfEnum ofEnum(ClassDesc className, String constantName)
Returns an enum value for an element-value pair.
static AnnotationValue.OfFloat ofFloat(float value)
Returns a float value for an element-value pair.
static AnnotationValue.OfFloat ofFloat(FloatEntry value)
Returns a float value for an element-value pair.
static AnnotationValue.OfInt ofInt(int value)
Returns an int value for an element-value pair.
static AnnotationValue.OfInt ofInt(IntegerEntry value)
Returns an int value for an element-value pair.
static AnnotationValue.OfLong ofLong(long value)
Returns a long value for an element-value pair.
static AnnotationValue.OfLong ofLong(LongEntry value)
Returns a long value for an element-value pair.
static AnnotationValue.OfShort ofShort(short value)
Returns a short value for an element-value pair.
static AnnotationValue.OfShort ofShort(IntegerEntry value)
Returns a short value for an element-value pair.
static AnnotationValue.OfString ofString(Utf8Entry value)
Returns a string value for an element-value pair.
static AnnotationValue.OfString ofString(String value)
Returns a string value for an element-value pair.
int tag()
Returns the tag character for this value as per JVMS §4.7.16.1.

Field Details

TAG_BYTE

static final int TAG_BYTE
The tag indicating the value of an element-value pair is AnnotationValue.OfByte.
See Also:
  • Constant Field Values

TAG_CHAR

static final int TAG_CHAR
The tag indicating the value of an element-value pair is AnnotationValue.OfChar.
See Also:
  • Constant Field Values

TAG_DOUBLE

static final int TAG_DOUBLE
The tag indicating the value of an element-value pair is AnnotationValue.OfDouble.
See Also:
  • Constant Field Values

TAG_FLOAT

static final int TAG_FLOAT
The tag indicating the value of an element-value pair is AnnotationValue.OfFloat.
See Also:
  • Constant Field Values

TAG_INT

static final int TAG_INT
The tag indicating the value of an element-value pair is AnnotationValue.OfInt.
See Also:
  • Constant Field Values

TAG_LONG

static final int TAG_LONG
The tag indicating the value of an element-value pair is AnnotationValue.OfLong.
See Also:
  • Constant Field Values

TAG_SHORT

static final int TAG_SHORT
The tag indicating the value of an element-value pair is AnnotationValue.OfShort.
See Also:
  • Constant Field Values

TAG_BOOLEAN

static final int TAG_BOOLEAN
The tag indicating the value of an element-value pair is AnnotationValue.OfBoolean.
See Also:
  • Constant Field Values

TAG_STRING

static final int TAG_STRING
The tag indicating the value of an element-value pair is AnnotationValue.OfString.
See Also:
  • Constant Field Values

TAG_ENUM

static final int TAG_ENUM
The tag indicating the value of an element-value pair is AnnotationValue.OfEnum.
See Also:
  • Constant Field Values

TAG_CLASS

static final int TAG_CLASS
The tag indicating the value of an element-value pair is AnnotationValue.OfClass.
See Also:
  • Constant Field Values

TAG_ANNOTATION

static final int TAG_ANNOTATION
The tag indicating the value of an element-value pair is AnnotationValue.OfAnnotation.
See Also:
  • Constant Field Values

TAG_ARRAY

static final int TAG_ARRAY
The tag indicating the value of an element-value pair is AnnotationValue.OfArray.
See Also:
  • Constant Field Values

Method Details

tag

int tag()
Returns the tag character for this value as per JVMS §4.7.16.1. The tag characters have a one-to-one mapping to the types of annotation element values.
API Note:
TAG_-prefixed constants in this class, such as TAG_INT, describe the possible return values of this method. The return type is int for consistency with union indicator items in other union structures in the class file format.
Returns:
the tag character for this value as per JVMS §4.7.16.1

ofEnum

static AnnotationValue.OfEnum ofEnum(Utf8Entry className, Utf8Entry constantName)
Returns an enum value for an element-value pair.
Parameters:
className - the descriptor string of the enum class
constantName - the name of the enum constant
Returns:
an enum value for an element-value pair

ofEnum

static AnnotationValue.OfEnum ofEnum(ClassDesc className, String constantName)
Returns an enum value for an element-value pair.
Parameters:
className - the descriptor of the enum class
constantName - the name of the enum constant
Returns:
an enum value for an element-value pair

ofClass

static AnnotationValue.OfClass ofClass(Utf8Entry className)
Returns a class value for an element-value pair.
Parameters:
className - the descriptor string of the class
Returns:
a class value for an element-value pair

ofClass

static AnnotationValue.OfClass ofClass(ClassDesc className)
Returns a class value for an element-value pair.
Parameters:
className - the descriptor of the class
Returns:
a class value for an element-value pair

ofString

static AnnotationValue.OfString ofString(Utf8Entry value)
Returns a string value for an element-value pair.
Parameters:
value - the string
Returns:
a string value for an element-value pair

ofString

static AnnotationValue.OfString ofString(String value)
Returns a string value for an element-value pair.
Parameters:
value - the string
Returns:
a string value for an element-value pair

ofDouble

static AnnotationValue.OfDouble ofDouble(DoubleEntry value)
Returns a double value for an element-value pair.
Parameters:
value - the double value
Returns:
a double value for an element-value pair

ofDouble

static AnnotationValue.OfDouble ofDouble(double value)
Returns a double value for an element-value pair.
Parameters:
value - the double value
Returns:
a double value for an element-value pair

ofFloat

static AnnotationValue.OfFloat ofFloat(FloatEntry value)
Returns a float value for an element-value pair.
Parameters:
value - the float value
Returns:
a float value for an element-value pair

ofFloat

static AnnotationValue.OfFloat ofFloat(float value)
Returns a float value for an element-value pair.
Parameters:
value - the float value
Returns:
a float value for an element-value pair

ofLong

static AnnotationValue.OfLong ofLong(LongEntry value)
Returns a long value for an element-value pair.
Parameters:
value - the long value
Returns:
a long value for an element-value pair

ofLong

static AnnotationValue.OfLong ofLong(long value)
Returns a long value for an element-value pair.
Parameters:
value - the long value
Returns:
a long value for an element-value pair

ofInt

static AnnotationValue.OfInt ofInt(IntegerEntry value)
Returns an int value for an element-value pair.
Parameters:
value - the int value
Returns:
an int value for an element-value pair

ofInt

static AnnotationValue.OfInt ofInt(int value)
Returns an int value for an element-value pair.
Parameters:
value - the int value
Returns:
an int value for an element-value pair

ofShort

static AnnotationValue.OfShort ofShort(IntegerEntry value)
Returns a short value for an element-value pair.
Parameters:
value - the short value
Returns:
a short value for an element-value pair

ofShort

static AnnotationValue.OfShort ofShort(short value)
Returns a short value for an element-value pair.
Parameters:
value - the short value
Returns:
a short value for an element-value pair

ofChar

static AnnotationValue.OfChar ofChar(IntegerEntry value)
Returns a char value for an element-value pair.
Parameters:
value - the char value
Returns:
a char value for an element-value pair

ofChar

static AnnotationValue.OfChar ofChar(char value)
Returns a char value for an element-value pair.
Parameters:
value - the char value
Returns:
a char value for an element-value pair

ofByte

static AnnotationValue.OfByte ofByte(IntegerEntry value)
Returns a byte value for an element-value pair.
Parameters:
value - the byte value
Returns:
a byte value for an element-value pair

ofByte

static AnnotationValue.OfByte ofByte(byte value)
Returns a byte value for an element-value pair.
Parameters:
value - the byte value
Returns:
a byte value for an element-value pair

ofBoolean

static AnnotationValue.OfBoolean ofBoolean(IntegerEntry value)
Returns a boolean value for an element-value pair.
Parameters:
value - the boolean value
Returns:
a boolean value for an element-value pair

ofBoolean

static AnnotationValue.OfBoolean ofBoolean(boolean value)
Returns a boolean value for an element-value pair.
Parameters:
value - the boolean value
Returns:
a boolean value for an element-value pair

ofAnnotation

static AnnotationValue.OfAnnotation ofAnnotation(Annotation value)
Returns an annotation value for an element-value pair.
Parameters:
value - the annotation
Returns:
an annotation value for an element-value pair

ofArray

static AnnotationValue.OfArray ofArray(List<AnnotationValue> values)
Returns an array value for an element-value pair.
API Note:
See values() for conventions on array values derived from Java source code.
Parameters:
values - the array elements
Returns:
an array value for an element-value pair
Throws:
IllegalArgumentException - if the length of array exceeds the limit of u2

ofArray

static AnnotationValue.OfArray ofArray(AnnotationValue... values)
Returns an array value for an element-value pair.
API Note:
See values() for conventions on array values derived from Java source code.
Parameters:
values - the array elements
Returns:
an array value for an element-value pair
Throws:
IllegalArgumentException - if the length of array exceeds the limit of u2

of

static AnnotationValue of(Object value)
Returns an annotation element. The value parameter must be a primitive, a wrapper of primitive, a String, a ClassDesc, an enum constant, or an array of one of these.
Parameters:
value - the annotation value
Returns:
an annotation element
Throws:
IllegalArgumentException - when the value parameter is not a primitive, a wrapper of primitive, a String, a ClassDesc, an enum constant, or an array of one of these; or any array has length over the limit of u2

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