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jdk.internal.classfile.impl.verifier

pack-priv final Class VerificationSignature

extends Object
Class Inheritance
Relevant parts from signatures.cpp, such as SignatureStream.

Nested and Inner Type Summary

Modifier and TypeClass and Description
pack-priv static enum
VerificationSignature.BasicType

Field Summary

Modifier and TypeField and Description
private int
arrayPrefix

private int
begin

private final VerifierImpl
context

private int
end

pack-priv static final char
JVM_SIGNATURE_ARRAY

pack-priv static final char
JVM_SIGNATURE_BOOLEAN

pack-priv static final char
JVM_SIGNATURE_BYTE

pack-priv static final char
JVM_SIGNATURE_CHAR

pack-priv static final char
JVM_SIGNATURE_CLASS

pack-priv static final char
JVM_SIGNATURE_DOT

pack-priv static final char
JVM_SIGNATURE_DOUBLE

pack-priv static final char
JVM_SIGNATURE_ENDCLASS

pack-priv static final char
JVM_SIGNATURE_ENDFUNC

pack-priv static final char
JVM_SIGNATURE_FLOAT

pack-priv static final char
JVM_SIGNATURE_FUNC

pack-priv static final char
JVM_SIGNATURE_INT

pack-priv static final char
JVM_SIGNATURE_LONG

pack-priv static final char
JVM_SIGNATURE_SHORT

pack-priv static final char
JVM_SIGNATURE_VOID

private final int
limit

private static final int
S_FIELD

private static final int
S_METHOD

private static final int
S_METHOD_RETURN

private final String
signature

private int
state

private VerificationSignature.BasicType
type

private static final char[]
TYPE2CHAR_TAB

Constructor Summary

AccessConstructor and Description
pack-priv
VerificationSignature(String signature, boolean is_method, VerifierImpl context)

Method Summary

Modifier and TypeMethod and Description
pack-priv String
asSymbol()

pack-priv boolean
atReturnType()

pack-priv static VerificationSignature.BasicType
decodeSignatureChar(char ch)

pack-priv static boolean
hasEnvelope(char signature_char)

private boolean
hasEnvelope()

pack-priv boolean
isReference()

pack-priv static boolean
isReferenceType(VerificationSignature.BasicType t)

pack-priv static boolean
isValidMethodSignature(String method_sig)

pack-priv static int
isValidType(String type, int limit)

pack-priv static boolean
isValidTypeSignature(String sig)

pack-priv void
next()

private int
rawSymbolBegin()

private int
rawSymbolEnd()

private int
scanType(VerificationSignature.BasicType type)

pack-priv int
skipArrayPrefix(int max_skip_length)

pack-priv int
skipWholeArrayPrefix()

private void
testLen(int len)

pack-priv VerificationSignature.BasicType
type()

Inherited from java.lang.Object:
cloneequalsfinalizegetClasshashCodenotifynotifyAlltoStringwaitwaitwait

Field Detail

arrayPrefixback to summary
private int arrayPrefix
beginback to summary
private int begin
contextback to summary
private final VerifierImpl context
endback to summary
private int end
JVM_SIGNATURE_ARRAYback to summary
pack-priv static final char JVM_SIGNATURE_ARRAY
JVM_SIGNATURE_BOOLEANback to summary
pack-priv static final char JVM_SIGNATURE_BOOLEAN
JVM_SIGNATURE_BYTEback to summary
pack-priv static final char JVM_SIGNATURE_BYTE
JVM_SIGNATURE_CHARback to summary
pack-priv static final char JVM_SIGNATURE_CHAR
JVM_SIGNATURE_CLASSback to summary
pack-priv static final char JVM_SIGNATURE_CLASS
JVM_SIGNATURE_DOTback to summary
pack-priv static final char JVM_SIGNATURE_DOT
JVM_SIGNATURE_DOUBLEback to summary
pack-priv static final char JVM_SIGNATURE_DOUBLE
JVM_SIGNATURE_ENDCLASSback to summary
pack-priv static final char JVM_SIGNATURE_ENDCLASS
JVM_SIGNATURE_ENDFUNCback to summary
pack-priv static final char JVM_SIGNATURE_ENDFUNC
JVM_SIGNATURE_FLOATback to summary
pack-priv static final char JVM_SIGNATURE_FLOAT
JVM_SIGNATURE_FUNCback to summary
pack-priv static final char JVM_SIGNATURE_FUNC
JVM_SIGNATURE_INTback to summary
pack-priv static final char JVM_SIGNATURE_INT
JVM_SIGNATURE_LONGback to summary
pack-priv static final char JVM_SIGNATURE_LONG
JVM_SIGNATURE_SHORTback to summary
pack-priv static final char JVM_SIGNATURE_SHORT
JVM_SIGNATURE_VOIDback to summary
pack-priv static final char JVM_SIGNATURE_VOID
limitback to summary
private final int limit
S_FIELDback to summary
private static final int S_FIELD
S_METHODback to summary
private static final int S_METHOD
S_METHOD_RETURNback to summary
private static final int S_METHOD_RETURN
signatureback to summary
private final String signature
stateback to summary
private int state
typeback to summary
private VerificationSignature.BasicType type
TYPE2CHAR_TABback to summary
private static final char[] TYPE2CHAR_TAB

Constructor Detail

VerificationSignatureback to summary
pack-priv VerificationSignature(String signature, boolean is_method, VerifierImpl context)

Method Detail

asSymbolback to summary
pack-priv String asSymbol()
atReturnTypeback to summary
pack-priv boolean atReturnType()
decodeSignatureCharback to summary
pack-priv static VerificationSignature.BasicType decodeSignatureChar(char ch)
hasEnvelopeback to summary
pack-priv static boolean hasEnvelope(char signature_char)
hasEnvelopeback to summary
private boolean hasEnvelope()
isReferenceback to summary
pack-priv boolean isReference()
isReferenceTypeback to summary
pack-priv static boolean isReferenceType(VerificationSignature.BasicType t)
isValidMethodSignatureback to summary
pack-priv static boolean isValidMethodSignature(String method_sig)
isValidTypeback to summary
pack-priv static int isValidType(String type, int limit)
Annotations
@SuppressWarnings:fallthrough
isValidTypeSignatureback to summary
pack-priv static boolean isValidTypeSignature(String sig)
nextback to summary
pack-priv void next()
rawSymbolBeginback to summary
private int rawSymbolBegin()
rawSymbolEndback to summary
private int rawSymbolEnd()
scanTypeback to summary
private int scanType(VerificationSignature.BasicType type)
skipArrayPrefixback to summary
pack-priv int skipArrayPrefix(int max_skip_length)
skipWholeArrayPrefixback to summary
pack-priv int skipWholeArrayPrefix()
testLenback to summary
private void testLen(int len)
typeback to summary
pack-priv VerificationSignature.BasicType type()
jdk.internal.classfile.impl.verifier back to summary

pack-priv final Enum VerificationSignature.BasicType

extends Enum<VerificationSignature.BasicType>
Class Inheritance

Field Summary

Modifier and TypeField and Description
public static final VerificationSignature.BasicType
T_ADDRESS

public static final VerificationSignature.BasicType
T_ARRAY

public static final VerificationSignature.BasicType
T_BOOLEAN

public static final VerificationSignature.BasicType
T_BYTE

public static final VerificationSignature.BasicType
T_CHAR

public static final VerificationSignature.BasicType
T_CONFLICT

public static final VerificationSignature.BasicType
T_DOUBLE

public static final VerificationSignature.BasicType
T_FLOAT

public static final VerificationSignature.BasicType
T_ILLEGAL

public static final VerificationSignature.BasicType
T_INT

public static final VerificationSignature.BasicType
T_LONG

public static final VerificationSignature.BasicType
T_METADATA

public static final VerificationSignature.BasicType
T_NARROWKLASS

public static final VerificationSignature.BasicType
T_NARROWOOP

public static final VerificationSignature.BasicType
T_OBJECT

public static final VerificationSignature.BasicType
T_SHORT

public static final VerificationSignature.BasicType
T_VOID

pack-priv final int
type

Constructor Summary

AccessConstructor and Description
private
BasicType(int type)

Method Summary

Modifier and TypeMethod and Description
pack-priv static VerificationSignature.BasicType
fromSignature(char ch)

public static VerificationSignature.BasicType
valueOf(String name)

public static VerificationSignature.BasicType[]
values()

Inherited from java.lang.Enum:
clonecompareTodescribeConstableequalsfinalizegetDeclaringClasshashCodenameordinaltoStringvalueOf

Field Detail

T_ADDRESSback to summary
public static final VerificationSignature.BasicType T_ADDRESS
T_ARRAYback to summary
public static final VerificationSignature.BasicType T_ARRAY
T_BOOLEANback to summary
public static final VerificationSignature.BasicType T_BOOLEAN
T_BYTEback to summary
public static final VerificationSignature.BasicType T_BYTE
T_CHARback to summary
public static final VerificationSignature.BasicType T_CHAR
T_CONFLICTback to summary
public static final VerificationSignature.BasicType T_CONFLICT
T_DOUBLEback to summary
public static final VerificationSignature.BasicType T_DOUBLE
T_FLOATback to summary
public static final VerificationSignature.BasicType T_FLOAT
T_ILLEGALback to summary
public static final VerificationSignature.BasicType T_ILLEGAL
T_INTback to summary
public static final VerificationSignature.BasicType T_INT
T_LONGback to summary
public static final VerificationSignature.BasicType T_LONG
T_METADATAback to summary
public static final VerificationSignature.BasicType T_METADATA
T_NARROWKLASSback to summary
public static final VerificationSignature.BasicType T_NARROWKLASS
T_NARROWOOPback to summary
public static final VerificationSignature.BasicType T_NARROWOOP
T_OBJECTback to summary
public static final VerificationSignature.BasicType T_OBJECT
T_SHORTback to summary
public static final VerificationSignature.BasicType T_SHORT
T_VOIDback to summary
public static final VerificationSignature.BasicType T_VOID
typeback to summary
pack-priv final int type

Constructor Detail

BasicTypeback to summary
private BasicType(int type)

Method Detail

fromSignatureback to summary
pack-priv static VerificationSignature.BasicType fromSignature(char ch)
valueOfback to summary
public static VerificationSignature.BasicType valueOf(String name)
valuesback to summary
public static VerificationSignature.BasicType[] values()