public abstract class java.security.KeyPairGenerator extends java.security.KeyPairGeneratorSpi
minor version: 0
major version: 59
flags: flags: (0x0421) ACC_PUBLIC, ACC_SUPER, ACC_ABSTRACT
this_class: java.security.KeyPairGenerator
super_class: java.security.KeyPairGeneratorSpi
{
private static final sun.security.util.Debug pdebug;
descriptor: Lsun/security/util/Debug;
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
private static final boolean skipDebug;
descriptor: Z
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
private final java.lang.String algorithm;
descriptor: Ljava/lang/String;
flags: (0x0012) ACC_PRIVATE, ACC_FINAL
java.security.Provider provider;
descriptor: Ljava/security/Provider;
flags: (0x0000)
static void <clinit>();
descriptor: ()V
flags: (0x0008) ACC_STATIC
Code:
stack=2, locals=0, args_size=0
0: ldc "provider"
ldc "Provider"
invokestatic sun.security.util.Debug.getInstance:(Ljava/lang/String;Ljava/lang/String;)Lsun/security/util/Debug;
1: putstatic java.security.KeyPairGenerator.pdebug:Lsun/security/util/Debug;
2: ldc "engine="
invokestatic sun.security.util.Debug.isOn:(Ljava/lang/String;)Z
ifeq 4
ldc "keypairgenerator"
invokestatic sun.security.util.Debug.isOn:(Ljava/lang/String;)Z
ifne 4
3: iconst_1
goto 5
StackMap locals:
StackMap stack:
4: iconst_0
StackMap locals:
StackMap stack: int
5: putstatic java.security.KeyPairGenerator.skipDebug:Z
6: return
LocalVariableTable:
Start End Slot Name Signature
protected void <init>(java.lang.String);
descriptor: (Ljava/lang/String;)V
flags: (0x0004) ACC_PROTECTED
Code:
stack=2, locals=2, args_size=2
start local 0 start local 1 0: aload 0
invokespecial java.security.KeyPairGeneratorSpi.<init>:()V
1: aload 0
aload 1
putfield java.security.KeyPairGenerator.algorithm:Ljava/lang/String;
2: return
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 3 0 this Ljava/security/KeyPairGenerator;
0 3 1 algorithm Ljava/lang/String;
MethodParameters:
Name Flags
algorithm
public java.lang.String getAlgorithm();
descriptor: ()Ljava/lang/String;
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
getfield java.security.KeyPairGenerator.algorithm:Ljava/lang/String;
areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/security/KeyPairGenerator;
private static java.security.KeyPairGenerator getInstance(sun.security.jca.GetInstance$Instance, java.lang.String);
descriptor: (Lsun/security/jca/GetInstance$Instance;Ljava/lang/String;)Ljava/security/KeyPairGenerator;
flags: (0x000a) ACC_PRIVATE, ACC_STATIC
Code:
stack=4, locals=4, args_size=2
start local 0 start local 1 0: aload 0
getfield sun.security.jca.GetInstance$Instance.impl:Ljava/lang/Object;
instanceof java.security.KeyPairGenerator
ifeq 3
1: aload 0
getfield sun.security.jca.GetInstance$Instance.impl:Ljava/lang/Object;
checkcast java.security.KeyPairGenerator
astore 2
start local 2 2: goto 5
end local 2 3: StackMap locals:
StackMap stack:
aload 0
getfield sun.security.jca.GetInstance$Instance.impl:Ljava/lang/Object;
checkcast java.security.KeyPairGeneratorSpi
astore 3
start local 3 4: new java.security.KeyPairGenerator$Delegate
dup
aload 3
aload 1
invokespecial java.security.KeyPairGenerator$Delegate.<init>:(Ljava/security/KeyPairGeneratorSpi;Ljava/lang/String;)V
astore 2
end local 3 start local 2 5: StackMap locals: java.security.KeyPairGenerator
StackMap stack:
aload 2
aload 0
getfield sun.security.jca.GetInstance$Instance.provider:Ljava/security/Provider;
putfield java.security.KeyPairGenerator.provider:Ljava/security/Provider;
6: getstatic java.security.KeyPairGenerator.skipDebug:Z
ifne 10
getstatic java.security.KeyPairGenerator.pdebug:Lsun/security/util/Debug;
ifnull 10
7: getstatic java.security.KeyPairGenerator.pdebug:Lsun/security/util/Debug;
new java.lang.StringBuilder
dup
ldc "KeyPairGenerator."
invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
aload 1
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
8: ldc " algorithm from: "
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
aload 2
getfield java.security.KeyPairGenerator.provider:Ljava/security/Provider;
invokevirtual java.security.Provider.getName:()Ljava/lang/String;
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
9: invokevirtual sun.security.util.Debug.println:(Ljava/lang/String;)V
10: StackMap locals:
StackMap stack:
aload 2
areturn
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 11 0 instance Lsun/security/jca/GetInstance$Instance;
0 11 1 algorithm Ljava/lang/String;
2 3 2 kpg Ljava/security/KeyPairGenerator;
5 11 2 kpg Ljava/security/KeyPairGenerator;
4 5 3 spi Ljava/security/KeyPairGeneratorSpi;
MethodParameters:
Name Flags
instance
algorithm
public static java.security.KeyPairGenerator getInstance(java.lang.String);
descriptor: (Ljava/lang/String;)Ljava/security/KeyPairGenerator;
flags: (0x0009) ACC_PUBLIC, ACC_STATIC
Code:
stack=5, locals=6, args_size=1
start local 0 0: ldc "KeyPairGenerator"
aload 0
invokestatic sun.security.jca.GetInstance.getServices:(Ljava/lang/String;Ljava/lang/String;)Ljava/util/List;
1: astore 1
start local 1 2: aload 1
invokeinterface java.util.List.iterator:()Ljava/util/Iterator;
astore 2
start local 2 3: aload 2
invokeinterface java.util.Iterator.hasNext:()Z
ifne 7
4: new java.security.NoSuchAlgorithmException
dup
5: new java.lang.StringBuilder
dup
aload 0
invokestatic java.lang.String.valueOf:(Ljava/lang/Object;)Ljava/lang/String;
invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
ldc " KeyPairGenerator not available"
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
6: invokespecial java.security.NoSuchAlgorithmException.<init>:(Ljava/lang/String;)V
athrow
7: StackMap locals: java.util.List java.util.Iterator
StackMap stack:
aconst_null
astore 3
start local 3 8: StackMap locals: java.security.NoSuchAlgorithmException
StackMap stack:
aload 2
invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
checkcast java.security.Provider$Service
astore 4
start local 4 9: aload 4
ldc Ljava/security/KeyPairGeneratorSpi;
invokestatic sun.security.jca.GetInstance.getInstance:(Ljava/security/Provider$Service;Ljava/lang/Class;)Lsun/security/jca/GetInstance$Instance;
10: astore 5
start local 5 11: aload 5
getfield sun.security.jca.GetInstance$Instance.impl:Ljava/lang/Object;
instanceof java.security.KeyPairGenerator
ifeq 14
12: aload 5
aload 0
invokestatic java.security.KeyPairGenerator.getInstance:(Lsun/security/jca/GetInstance$Instance;Ljava/lang/String;)Ljava/security/KeyPairGenerator;
13: areturn
14: StackMap locals: java.security.Provider$Service sun.security.jca.GetInstance$Instance
StackMap stack:
new java.security.KeyPairGenerator$Delegate
dup
aload 5
aload 2
aload 0
invokespecial java.security.KeyPairGenerator$Delegate.<init>:(Lsun/security/jca/GetInstance$Instance;Ljava/util/Iterator;Ljava/lang/String;)V
15: areturn
end local 5 16: StackMap locals: java.lang.String java.util.List java.util.Iterator java.security.NoSuchAlgorithmException java.security.Provider$Service
StackMap stack: java.security.NoSuchAlgorithmException
astore 5
start local 5 17: aload 3
ifnonnull 19
18: aload 5
astore 3
end local 5 end local 4 19: StackMap locals:
StackMap stack:
aload 2
invokeinterface java.util.Iterator.hasNext:()Z
ifne 8
20: aload 3
athrow
end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 21 0 algorithm Ljava/lang/String;
2 21 1 list Ljava/util/List<Ljava/security/Provider$Service;>;
3 21 2 t Ljava/util/Iterator<Ljava/security/Provider$Service;>;
8 21 3 failure Ljava/security/NoSuchAlgorithmException;
9 19 4 s Ljava/security/Provider$Service;
11 16 5 instance Lsun/security/jca/GetInstance$Instance;
17 19 5 e Ljava/security/NoSuchAlgorithmException;
Exception table:
from to target type
9 13 16 Class java.security.NoSuchAlgorithmException
14 15 16 Class java.security.NoSuchAlgorithmException
Exceptions:
throws java.security.NoSuchAlgorithmException
MethodParameters:
Name Flags
algorithm
public static java.security.KeyPairGenerator getInstance(java.lang.String, java.lang.String);
descriptor: (Ljava/lang/String;Ljava/lang/String;)Ljava/security/KeyPairGenerator;
flags: (0x0009) ACC_PUBLIC, ACC_STATIC
Code:
stack=4, locals=3, args_size=2
start local 0 start local 1 0: ldc "KeyPairGenerator"
1: ldc Ljava/security/KeyPairGeneratorSpi;
aload 0
aload 1
2: invokestatic sun.security.jca.GetInstance.getInstance:(Ljava/lang/String;Ljava/lang/Class;Ljava/lang/String;Ljava/lang/String;)Lsun/security/jca/GetInstance$Instance;
astore 2
start local 2 3: aload 2
aload 0
invokestatic java.security.KeyPairGenerator.getInstance:(Lsun/security/jca/GetInstance$Instance;Ljava/lang/String;)Ljava/security/KeyPairGenerator;
areturn
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 4 0 algorithm Ljava/lang/String;
0 4 1 provider Ljava/lang/String;
3 4 2 instance Lsun/security/jca/GetInstance$Instance;
Exceptions:
throws java.security.NoSuchAlgorithmException, java.security.NoSuchProviderException
MethodParameters:
Name Flags
algorithm
provider
public static java.security.KeyPairGenerator getInstance(java.lang.String, java.security.Provider);
descriptor: (Ljava/lang/String;Ljava/security/Provider;)Ljava/security/KeyPairGenerator;
flags: (0x0009) ACC_PUBLIC, ACC_STATIC
Code:
stack=4, locals=3, args_size=2
start local 0 start local 1 0: ldc "KeyPairGenerator"
1: ldc Ljava/security/KeyPairGeneratorSpi;
aload 0
aload 1
2: invokestatic sun.security.jca.GetInstance.getInstance:(Ljava/lang/String;Ljava/lang/Class;Ljava/lang/String;Ljava/security/Provider;)Lsun/security/jca/GetInstance$Instance;
astore 2
start local 2 3: aload 2
aload 0
invokestatic java.security.KeyPairGenerator.getInstance:(Lsun/security/jca/GetInstance$Instance;Ljava/lang/String;)Ljava/security/KeyPairGenerator;
areturn
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 4 0 algorithm Ljava/lang/String;
0 4 1 provider Ljava/security/Provider;
3 4 2 instance Lsun/security/jca/GetInstance$Instance;
Exceptions:
throws java.security.NoSuchAlgorithmException
MethodParameters:
Name Flags
algorithm
provider
public final java.security.Provider getProvider();
descriptor: ()Ljava/security/Provider;
flags: (0x0011) ACC_PUBLIC, ACC_FINAL
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
invokevirtual java.security.KeyPairGenerator.disableFailover:()V
1: aload 0
getfield java.security.KeyPairGenerator.provider:Ljava/security/Provider;
areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 2 0 this Ljava/security/KeyPairGenerator;
void disableFailover();
descriptor: ()V
flags: (0x0000)
Code:
stack=0, locals=1, args_size=1
start local 0 0: return
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/security/KeyPairGenerator;
public void initialize(int);
descriptor: (I)V
flags: (0x0001) ACC_PUBLIC
Code:
stack=3, locals=2, args_size=2
start local 0 start local 1 0: aload 0
iload 1
invokestatic sun.security.jca.JCAUtil.getSecureRandom:()Ljava/security/SecureRandom;
invokevirtual java.security.KeyPairGenerator.initialize:(ILjava/security/SecureRandom;)V
1: return
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 2 0 this Ljava/security/KeyPairGenerator;
0 2 1 keysize I
MethodParameters:
Name Flags
keysize
public void initialize(int, java.security.SecureRandom);
descriptor: (ILjava/security/SecureRandom;)V
flags: (0x0001) ACC_PUBLIC
Code:
stack=0, locals=3, args_size=3
start local 0 start local 1 start local 2 0: return
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/security/KeyPairGenerator;
0 1 1 keysize I
0 1 2 random Ljava/security/SecureRandom;
MethodParameters:
Name Flags
keysize
random
public void initialize(java.security.spec.AlgorithmParameterSpec);
descriptor: (Ljava/security/spec/AlgorithmParameterSpec;)V
flags: (0x0001) ACC_PUBLIC
Code:
stack=3, locals=2, args_size=2
start local 0 start local 1 0: aload 0
aload 1
invokestatic sun.security.jca.JCAUtil.getSecureRandom:()Ljava/security/SecureRandom;
invokevirtual java.security.KeyPairGenerator.initialize:(Ljava/security/spec/AlgorithmParameterSpec;Ljava/security/SecureRandom;)V
1: return
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 2 0 this Ljava/security/KeyPairGenerator;
0 2 1 params Ljava/security/spec/AlgorithmParameterSpec;
Exceptions:
throws java.security.InvalidAlgorithmParameterException
MethodParameters:
Name Flags
params
public void initialize(java.security.spec.AlgorithmParameterSpec, java.security.SecureRandom);
descriptor: (Ljava/security/spec/AlgorithmParameterSpec;Ljava/security/SecureRandom;)V
flags: (0x0001) ACC_PUBLIC
Code:
stack=0, locals=3, args_size=3
start local 0 start local 1 start local 2 0: return
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/security/KeyPairGenerator;
0 1 1 params Ljava/security/spec/AlgorithmParameterSpec;
0 1 2 random Ljava/security/SecureRandom;
Exceptions:
throws java.security.InvalidAlgorithmParameterException
MethodParameters:
Name Flags
params
random
public final java.security.KeyPair genKeyPair();
descriptor: ()Ljava/security/KeyPair;
flags: (0x0011) ACC_PUBLIC, ACC_FINAL
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
invokevirtual java.security.KeyPairGenerator.generateKeyPair:()Ljava/security/KeyPair;
areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/security/KeyPairGenerator;
public java.security.KeyPair generateKeyPair();
descriptor: ()Ljava/security/KeyPair;
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: aconst_null
areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/security/KeyPairGenerator;
}
SourceFile: "KeyPairGenerator.java"
NestMembers:
java.security.KeyPairGenerator$Delegate
InnerClasses:
private final Delegate = java.security.KeyPairGenerator$Delegate of java.security.KeyPairGenerator
public Service = java.security.Provider$Service of java.security.Provider
public final Instance = sun.security.jca.GetInstance$Instance of sun.security.jca.GetInstance