public class java.security.AlgorithmParameters
minor version: 0
major version: 59
flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
this_class: java.security.AlgorithmParameters
super_class: java.lang.Object
{
private java.security.Provider provider;
descriptor: Ljava/security/Provider;
flags: (0x0002) ACC_PRIVATE
private java.security.AlgorithmParametersSpi ;
descriptor: Ljava/security/AlgorithmParametersSpi;
flags: (0x0002) ACC_PRIVATE
private java.lang.String algorithm;
descriptor: Ljava/lang/String;
flags: (0x0002) ACC_PRIVATE
private boolean initialized;
descriptor: Z
flags: (0x0002) ACC_PRIVATE
protected void (java.security.AlgorithmParametersSpi, java.security.Provider, java.lang.String);
descriptor: (Ljava/security/AlgorithmParametersSpi;Ljava/security/Provider;Ljava/lang/String;)V
flags: (0x0004) ACC_PROTECTED
Code:
stack=2, locals=4, args_size=4
start local 0 start local 1 start local 2 start local 3 0: aload 0
invokespecial java.lang.Object.<init>:()V
1: aload 0
iconst_0
putfield java.security.AlgorithmParameters.initialized:Z
2: aload 0
aload 1
putfield java.security.AlgorithmParameters.paramSpi:Ljava/security/AlgorithmParametersSpi;
3: aload 0
aload 2
putfield java.security.AlgorithmParameters.provider:Ljava/security/Provider;
4: aload 0
aload 3
putfield java.security.AlgorithmParameters.algorithm:Ljava/lang/String;
5: return
end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 6 0 this Ljava/security/AlgorithmParameters;
0 6 1 paramSpi Ljava/security/AlgorithmParametersSpi;
0 6 2 provider Ljava/security/Provider;
0 6 3 algorithm Ljava/lang/String;
MethodParameters:
Name Flags
paramSpi
provider
algorithm
public final java.lang.String getAlgorithm();
descriptor: ()Ljava/lang/String;
flags: (0x0011) ACC_PUBLIC, ACC_FINAL
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
getfield java.security.AlgorithmParameters.algorithm:Ljava/lang/String;
areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/security/AlgorithmParameters;
public static java.security.AlgorithmParameters getInstance(java.lang.String);
descriptor: (Ljava/lang/String;)Ljava/security/AlgorithmParameters;
flags: (0x0009) ACC_PUBLIC, ACC_STATIC
Code:
stack=5, locals=2, args_size=1
start local 0 0: aload 0
ldc "null algorithm name"
invokestatic java.util.Objects.requireNonNull:(Ljava/lang/Object;Ljava/lang/String;)Ljava/lang/Object;
pop
1: aload 0
ldc "AlgorithmParameters"
2: aconst_null
3: invokestatic java.security.Security.getImpl:(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)[Ljava/lang/Object;
astore 1
start local 1 4: new java.security.AlgorithmParameters
dup
aload 1
iconst_0
aaload
checkcast java.security.AlgorithmParametersSpi
5: aload 1
iconst_1
aaload
checkcast java.security.Provider
6: aload 0
7: invokespecial java.security.AlgorithmParameters.<init>:(Ljava/security/AlgorithmParametersSpi;Ljava/security/Provider;Ljava/lang/String;)V
8: areturn
end local 1 9: StackMap locals:
StackMap stack: java.security.NoSuchProviderException
pop
10: new java.security.NoSuchAlgorithmException
dup
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 " not found"
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
invokespecial java.security.NoSuchAlgorithmException.<init>:(Ljava/lang/String;)V
athrow
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 11 0 algorithm Ljava/lang/String;
4 9 1 objs [Ljava/lang/Object;
Exception table:
from to target type
1 8 9 Class java.security.NoSuchProviderException
Exceptions:
throws java.security.NoSuchAlgorithmException
MethodParameters:
Name Flags
algorithm
public static java.security.AlgorithmParameters getInstance(java.lang.String, java.lang.String);
descriptor: (Ljava/lang/String;Ljava/lang/String;)Ljava/security/AlgorithmParameters;
flags: (0x0009) ACC_PUBLIC, ACC_STATIC
Code:
stack=5, locals=3, args_size=2
start local 0 start local 1 0: aload 0
ldc "null algorithm name"
invokestatic java.util.Objects.requireNonNull:(Ljava/lang/Object;Ljava/lang/String;)Ljava/lang/Object;
pop
1: aload 1
ifnull 2
aload 1
invokevirtual java.lang.String.length:()I
ifne 3
2: StackMap locals:
StackMap stack:
new java.lang.IllegalArgumentException
dup
ldc "missing provider"
invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
athrow
3: StackMap locals:
StackMap stack:
aload 0
ldc "AlgorithmParameters"
4: aload 1
5: invokestatic java.security.Security.getImpl:(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)[Ljava/lang/Object;
astore 2
start local 2 6: new java.security.AlgorithmParameters
dup
aload 2
iconst_0
aaload
checkcast java.security.AlgorithmParametersSpi
7: aload 2
iconst_1
aaload
checkcast java.security.Provider
8: aload 0
9: invokespecial java.security.AlgorithmParameters.<init>:(Ljava/security/AlgorithmParametersSpi;Ljava/security/Provider;Ljava/lang/String;)V
areturn
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 10 0 algorithm Ljava/lang/String;
0 10 1 provider Ljava/lang/String;
6 10 2 objs [Ljava/lang/Object;
Exceptions:
throws java.security.NoSuchAlgorithmException, java.security.NoSuchProviderException
MethodParameters:
Name Flags
algorithm
provider
public static java.security.AlgorithmParameters getInstance(java.lang.String, java.security.Provider);
descriptor: (Ljava/lang/String;Ljava/security/Provider;)Ljava/security/AlgorithmParameters;
flags: (0x0009) ACC_PUBLIC, ACC_STATIC
Code:
stack=5, locals=3, args_size=2
start local 0 start local 1 0: aload 0
ldc "null algorithm name"
invokestatic java.util.Objects.requireNonNull:(Ljava/lang/Object;Ljava/lang/String;)Ljava/lang/Object;
pop
1: aload 1
ifnonnull 3
2: new java.lang.IllegalArgumentException
dup
ldc "missing provider"
invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
athrow
3: StackMap locals:
StackMap stack:
aload 0
ldc "AlgorithmParameters"
4: aload 1
5: invokestatic java.security.Security.getImpl:(Ljava/lang/String;Ljava/lang/String;Ljava/security/Provider;)[Ljava/lang/Object;
astore 2
start local 2 6: new java.security.AlgorithmParameters
dup
aload 2
iconst_0
aaload
checkcast java.security.AlgorithmParametersSpi
7: aload 2
iconst_1
aaload
checkcast java.security.Provider
8: aload 0
9: invokespecial java.security.AlgorithmParameters.<init>:(Ljava/security/AlgorithmParametersSpi;Ljava/security/Provider;Ljava/lang/String;)V
areturn
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 10 0 algorithm Ljava/lang/String;
0 10 1 provider Ljava/security/Provider;
6 10 2 objs [Ljava/lang/Object;
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
getfield java.security.AlgorithmParameters.provider:Ljava/security/Provider;
areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/security/AlgorithmParameters;
public final void init(java.security.spec.AlgorithmParameterSpec);
descriptor: (Ljava/security/spec/AlgorithmParameterSpec;)V
flags: (0x0011) ACC_PUBLIC, ACC_FINAL
Code:
stack=3, locals=2, args_size=2
start local 0 start local 1 0: aload 0
getfield java.security.AlgorithmParameters.initialized:Z
ifeq 2
1: new java.security.spec.InvalidParameterSpecException
dup
ldc "already initialized"
invokespecial java.security.spec.InvalidParameterSpecException.<init>:(Ljava/lang/String;)V
athrow
2: StackMap locals:
StackMap stack:
aload 0
getfield java.security.AlgorithmParameters.paramSpi:Ljava/security/AlgorithmParametersSpi;
aload 1
invokevirtual java.security.AlgorithmParametersSpi.engineInit:(Ljava/security/spec/AlgorithmParameterSpec;)V
3: aload 0
iconst_1
putfield java.security.AlgorithmParameters.initialized:Z
4: return
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 5 0 this Ljava/security/AlgorithmParameters;
0 5 1 paramSpec Ljava/security/spec/AlgorithmParameterSpec;
Exceptions:
throws java.security.spec.InvalidParameterSpecException
MethodParameters:
Name Flags
paramSpec
public final void init(byte[]);
descriptor: ([B)V
flags: (0x0011) ACC_PUBLIC, ACC_FINAL
Code:
stack=3, locals=2, args_size=2
start local 0 start local 1 0: aload 0
getfield java.security.AlgorithmParameters.initialized:Z
ifeq 2
1: new java.io.IOException
dup
ldc "already initialized"
invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
athrow
2: StackMap locals:
StackMap stack:
aload 0
getfield java.security.AlgorithmParameters.paramSpi:Ljava/security/AlgorithmParametersSpi;
aload 1
invokevirtual java.security.AlgorithmParametersSpi.engineInit:([B)V
3: aload 0
iconst_1
putfield java.security.AlgorithmParameters.initialized:Z
4: return
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 5 0 this Ljava/security/AlgorithmParameters;
0 5 1 params [B
Exceptions:
throws java.io.IOException
MethodParameters:
Name Flags
params
public final void init(byte[], java.lang.String);
descriptor: ([BLjava/lang/String;)V
flags: (0x0011) ACC_PUBLIC, ACC_FINAL
Code:
stack=3, locals=3, args_size=3
start local 0 start local 1 start local 2 0: aload 0
getfield java.security.AlgorithmParameters.initialized:Z
ifeq 2
1: new java.io.IOException
dup
ldc "already initialized"
invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
athrow
2: StackMap locals:
StackMap stack:
aload 0
getfield java.security.AlgorithmParameters.paramSpi:Ljava/security/AlgorithmParametersSpi;
aload 1
aload 2
invokevirtual java.security.AlgorithmParametersSpi.engineInit:([BLjava/lang/String;)V
3: aload 0
iconst_1
putfield java.security.AlgorithmParameters.initialized:Z
4: return
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 5 0 this Ljava/security/AlgorithmParameters;
0 5 1 params [B
0 5 2 format Ljava/lang/String;
Exceptions:
throws java.io.IOException
MethodParameters:
Name Flags
params
format
public final <T extends java.security.spec.AlgorithmParameterSpec> T getParameterSpec(java.lang.Class<T>);
descriptor: (Ljava/lang/Class;)Ljava/security/spec/AlgorithmParameterSpec;
flags: (0x0011) ACC_PUBLIC, ACC_FINAL
Code:
stack=3, locals=2, args_size=2
start local 0 start local 1 0: aload 0
getfield java.security.AlgorithmParameters.initialized:Z
ifne 2
1: new java.security.spec.InvalidParameterSpecException
dup
ldc "not initialized"
invokespecial java.security.spec.InvalidParameterSpecException.<init>:(Ljava/lang/String;)V
athrow
2: StackMap locals:
StackMap stack:
aload 0
getfield java.security.AlgorithmParameters.paramSpi:Ljava/security/AlgorithmParametersSpi;
aload 1
invokevirtual java.security.AlgorithmParametersSpi.engineGetParameterSpec:(Ljava/lang/Class;)Ljava/security/spec/AlgorithmParameterSpec;
areturn
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 3 0 this Ljava/security/AlgorithmParameters;
0 3 1 paramSpec Ljava/lang/Class<TT;>;
Exceptions:
throws java.security.spec.InvalidParameterSpecException
Signature: <T::Ljava/security/spec/AlgorithmParameterSpec;>(Ljava/lang/Class<TT;>;)TT;
MethodParameters:
Name Flags
paramSpec
public final byte[] getEncoded();
descriptor: ()[B
flags: (0x0011) ACC_PUBLIC, ACC_FINAL
Code:
stack=3, locals=1, args_size=1
start local 0 0: aload 0
getfield java.security.AlgorithmParameters.initialized:Z
ifne 2
1: new java.io.IOException
dup
ldc "not initialized"
invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
athrow
2: StackMap locals:
StackMap stack:
aload 0
getfield java.security.AlgorithmParameters.paramSpi:Ljava/security/AlgorithmParametersSpi;
invokevirtual java.security.AlgorithmParametersSpi.engineGetEncoded:()[B
areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 3 0 this Ljava/security/AlgorithmParameters;
Exceptions:
throws java.io.IOException
public final byte[] getEncoded(java.lang.String);
descriptor: (Ljava/lang/String;)[B
flags: (0x0011) ACC_PUBLIC, ACC_FINAL
Code:
stack=3, locals=2, args_size=2
start local 0 start local 1 0: aload 0
getfield java.security.AlgorithmParameters.initialized:Z
ifne 2
1: new java.io.IOException
dup
ldc "not initialized"
invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
athrow
2: StackMap locals:
StackMap stack:
aload 0
getfield java.security.AlgorithmParameters.paramSpi:Ljava/security/AlgorithmParametersSpi;
aload 1
invokevirtual java.security.AlgorithmParametersSpi.engineGetEncoded:(Ljava/lang/String;)[B
areturn
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 3 0 this Ljava/security/AlgorithmParameters;
0 3 1 format Ljava/lang/String;
Exceptions:
throws java.io.IOException
MethodParameters:
Name Flags
format
public final java.lang.String toString();
descriptor: ()Ljava/lang/String;
flags: (0x0011) ACC_PUBLIC, ACC_FINAL
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
getfield java.security.AlgorithmParameters.initialized:Z
ifne 2
1: aconst_null
areturn
2: StackMap locals:
StackMap stack:
aload 0
getfield java.security.AlgorithmParameters.paramSpi:Ljava/security/AlgorithmParametersSpi;
invokevirtual java.security.AlgorithmParametersSpi.engineToString:()Ljava/lang/String;
areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 3 0 this Ljava/security/AlgorithmParameters;
}
SourceFile: "AlgorithmParameters.java"