public final class java.net.NetworkInterface
minor version: 0
major version: 59
flags: flags: (0x0031) ACC_PUBLIC, ACC_FINAL, ACC_SUPER
this_class: java.net.NetworkInterface
super_class: java.lang.Object
{
private java.lang.String name;
descriptor: Ljava/lang/String;
flags: (0x0002) ACC_PRIVATE
private java.lang.String displayName;
descriptor: Ljava/lang/String;
flags: (0x0002) ACC_PRIVATE
private int index;
descriptor: I
flags: (0x0002) ACC_PRIVATE
private java.net.InetAddress[] addrs;
descriptor: [Ljava/net/InetAddress;
flags: (0x0002) ACC_PRIVATE
private java.net.InterfaceAddress[] bindings;
descriptor: [Ljava/net/InterfaceAddress;
flags: (0x0002) ACC_PRIVATE
private java.net.NetworkInterface[] childs;
descriptor: [Ljava/net/NetworkInterface;
flags: (0x0002) ACC_PRIVATE
private java.net.NetworkInterface parent;
descriptor: Ljava/net/NetworkInterface;
flags: (0x0002) ACC_PRIVATE
private boolean virtual;
descriptor: Z
flags: (0x0002) ACC_PRIVATE
private static final java.net.NetworkInterface defaultInterface;
descriptor: Ljava/net/NetworkInterface;
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
private static final int defaultIndex;
descriptor: I
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
static void <clinit>();
descriptor: ()V
flags: (0x0008) ACC_STATIC
Code:
stack=2, locals=0, args_size=0
0: new java.net.NetworkInterface$1
dup
invokespecial java.net.NetworkInterface$1.<init>:()V
1: invokestatic java.security.AccessController.doPrivileged:(Ljava/security/PrivilegedAction;)Ljava/lang/Object;
pop
2: invokestatic java.net.NetworkInterface.init:()V
3: invokestatic java.net.DefaultInterface.getDefault:()Ljava/net/NetworkInterface;
putstatic java.net.NetworkInterface.defaultInterface:Ljava/net/NetworkInterface;
4: getstatic java.net.NetworkInterface.defaultInterface:Ljava/net/NetworkInterface;
ifnull 7
5: getstatic java.net.NetworkInterface.defaultInterface:Ljava/net/NetworkInterface;
invokevirtual java.net.NetworkInterface.getIndex:()I
putstatic java.net.NetworkInterface.defaultIndex:I
6: goto 8
7: StackMap locals:
StackMap stack:
iconst_0
putstatic java.net.NetworkInterface.defaultIndex:I
8: StackMap locals:
StackMap stack:
return
LocalVariableTable:
Start End Slot Name Signature
void <init>();
descriptor: ()V
flags: (0x0000)
Code:
stack=2, locals=1, args_size=1
start local 0 0: aload 0
invokespecial java.lang.Object.<init>:()V
1: aload 0
aconst_null
putfield java.net.NetworkInterface.parent:Ljava/net/NetworkInterface;
2: aload 0
iconst_0
putfield java.net.NetworkInterface.virtual:Z
3: return
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 4 0 this Ljava/net/NetworkInterface;
void <init>(java.lang.String, int, java.net.InetAddress[]);
descriptor: (Ljava/lang/String;I[Ljava/net/InetAddress;)V
flags: (0x0000)
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
aconst_null
putfield java.net.NetworkInterface.parent:Ljava/net/NetworkInterface;
2: aload 0
iconst_0
putfield java.net.NetworkInterface.virtual:Z
3: aload 0
aload 1
putfield java.net.NetworkInterface.name:Ljava/lang/String;
4: aload 0
iload 2
putfield java.net.NetworkInterface.index:I
5: aload 0
aload 3
putfield java.net.NetworkInterface.addrs:[Ljava/net/InetAddress;
6: return
end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 7 0 this Ljava/net/NetworkInterface;
0 7 1 name Ljava/lang/String;
0 7 2 index I
0 7 3 addrs [Ljava/net/InetAddress;
MethodParameters:
Name Flags
name
index
addrs
public java.lang.String getName();
descriptor: ()Ljava/lang/String;
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
getfield java.net.NetworkInterface.name:Ljava/lang/String;
areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/net/NetworkInterface;
public java.util.Enumeration<java.net.InetAddress> getInetAddresses();
descriptor: ()Ljava/util/Enumeration;
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
invokevirtual java.net.NetworkInterface.getCheckedInetAddresses:()[Ljava/net/InetAddress;
invokestatic java.net.NetworkInterface.enumerationFromArray:([Ljava/lang/Object;)Ljava/util/Enumeration;
areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/net/NetworkInterface;
Signature: ()Ljava/util/Enumeration<Ljava/net/InetAddress;>;
public java.util.stream.Stream<java.net.InetAddress> inetAddresses();
descriptor: ()Ljava/util/stream/Stream;
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
invokevirtual java.net.NetworkInterface.getCheckedInetAddresses:()[Ljava/net/InetAddress;
invokestatic java.net.NetworkInterface.streamFromArray:([Ljava/lang/Object;)Ljava/util/stream/Stream;
areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/net/NetworkInterface;
Signature: ()Ljava/util/stream/Stream<Ljava/net/InetAddress;>;
private java.net.InetAddress[] getCheckedInetAddresses();
descriptor: ()[Ljava/net/InetAddress;
flags: (0x0002) ACC_PRIVATE
Code:
stack=4, locals=6, args_size=1
start local 0 0: aload 0
getfield java.net.NetworkInterface.addrs:[Ljava/net/InetAddress;
arraylength
anewarray java.net.InetAddress
astore 1
start local 1 1: iconst_1
istore 2
start local 2 2: invokestatic java.lang.System.getSecurityManager:()Ljava/lang/SecurityManager;
astore 3
start local 3 3: aload 3
ifnull 8
4: aload 3
new java.net.NetPermission
dup
ldc "getNetworkInformation"
invokespecial java.net.NetPermission.<init>:(Ljava/lang/String;)V
invokevirtual java.lang.SecurityManager.checkPermission:(Ljava/security/Permission;)V
5: goto 8
StackMap locals: java.net.NetworkInterface java.net.InetAddress[] int java.lang.SecurityManager
StackMap stack: java.lang.SecurityException
6: pop
7: iconst_0
istore 2
8: StackMap locals:
StackMap stack:
iconst_0
istore 4
start local 4 9: iconst_0
istore 5
start local 5 10: goto 17
11: StackMap locals: int int
StackMap stack:
iload 2
ifne 13
12: aload 3
aload 0
getfield java.net.NetworkInterface.addrs:[Ljava/net/InetAddress;
iload 5
aaload
invokevirtual java.net.InetAddress.getHostAddress:()Ljava/lang/String;
iconst_m1
invokevirtual java.lang.SecurityManager.checkConnect:(Ljava/lang/String;I)V
13: StackMap locals:
StackMap stack:
aload 1
iload 4
iinc 4 1
aload 0
getfield java.net.NetworkInterface.addrs:[Ljava/net/InetAddress;
iload 5
aaload
aastore
14: goto 16
StackMap locals:
StackMap stack: java.lang.SecurityException
15: pop
16: StackMap locals:
StackMap stack:
iinc 5 1
StackMap locals:
StackMap stack:
17: iload 5
aload 0
getfield java.net.NetworkInterface.addrs:[Ljava/net/InetAddress;
arraylength
if_icmplt 11
end local 5 18: aload 1
iload 4
invokestatic java.util.Arrays.copyOf:([Ljava/lang/Object;I)[Ljava/lang/Object;
checkcast java.net.InetAddress[]
areturn
end local 4 end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 19 0 this Ljava/net/NetworkInterface;
1 19 1 local_addrs [Ljava/net/InetAddress;
2 19 2 trusted Z
3 19 3 sec Ljava/lang/SecurityManager;
9 19 4 i I
10 18 5 j I
Exception table:
from to target type
4 5 6 Class java.lang.SecurityException
11 14 15 Class java.lang.SecurityException
public java.util.List<java.net.InterfaceAddress> getInterfaceAddresses();
descriptor: ()Ljava/util/List;
flags: (0x0001) ACC_PUBLIC
Code:
stack=3, locals=4, args_size=1
start local 0 0: new java.util.ArrayList
dup
iconst_1
invokespecial java.util.ArrayList.<init>:(I)V
astore 1
start local 1 1: aload 0
getfield java.net.NetworkInterface.bindings:[Ljava/net/InterfaceAddress;
ifnull 12
2: invokestatic java.lang.System.getSecurityManager:()Ljava/lang/SecurityManager;
astore 2
start local 2 3: iconst_0
istore 3
start local 3 4: goto 11
5: StackMap locals: java.util.List java.lang.SecurityManager int
StackMap stack:
aload 2
ifnull 7
6: aload 2
aload 0
getfield java.net.NetworkInterface.bindings:[Ljava/net/InterfaceAddress;
iload 3
aaload
invokevirtual java.net.InterfaceAddress.getAddress:()Ljava/net/InetAddress;
invokevirtual java.net.InetAddress.getHostAddress:()Ljava/lang/String;
iconst_m1
invokevirtual java.lang.SecurityManager.checkConnect:(Ljava/lang/String;I)V
7: StackMap locals:
StackMap stack:
aload 1
aload 0
getfield java.net.NetworkInterface.bindings:[Ljava/net/InterfaceAddress;
iload 3
aaload
invokeinterface java.util.List.add:(Ljava/lang/Object;)Z
pop
8: goto 10
StackMap locals:
StackMap stack: java.lang.SecurityException
9: pop
10: StackMap locals:
StackMap stack:
iinc 3 1
StackMap locals:
StackMap stack:
11: iload 3
aload 0
getfield java.net.NetworkInterface.bindings:[Ljava/net/InterfaceAddress;
arraylength
if_icmplt 5
end local 3 end local 2 12: StackMap locals:
StackMap stack:
aload 1
areturn
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 13 0 this Ljava/net/NetworkInterface;
1 13 1 lst Ljava/util/List<Ljava/net/InterfaceAddress;>;
3 12 2 sec Ljava/lang/SecurityManager;
4 12 3 j I
Exception table:
from to target type
5 8 9 Class java.lang.SecurityException
Signature: ()Ljava/util/List<Ljava/net/InterfaceAddress;>;
public java.util.Enumeration<java.net.NetworkInterface> getSubInterfaces();
descriptor: ()Ljava/util/Enumeration;
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
getfield java.net.NetworkInterface.childs:[Ljava/net/NetworkInterface;
invokestatic java.net.NetworkInterface.enumerationFromArray:([Ljava/lang/Object;)Ljava/util/Enumeration;
areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/net/NetworkInterface;
Signature: ()Ljava/util/Enumeration<Ljava/net/NetworkInterface;>;
public java.util.stream.Stream<java.net.NetworkInterface> subInterfaces();
descriptor: ()Ljava/util/stream/Stream;
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
getfield java.net.NetworkInterface.childs:[Ljava/net/NetworkInterface;
invokestatic java.net.NetworkInterface.streamFromArray:([Ljava/lang/Object;)Ljava/util/stream/Stream;
areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/net/NetworkInterface;
Signature: ()Ljava/util/stream/Stream<Ljava/net/NetworkInterface;>;
public java.net.NetworkInterface getParent();
descriptor: ()Ljava/net/NetworkInterface;
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
getfield java.net.NetworkInterface.parent:Ljava/net/NetworkInterface;
areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/net/NetworkInterface;
public int getIndex();
descriptor: ()I
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
getfield java.net.NetworkInterface.index:I
ireturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/net/NetworkInterface;
public java.lang.String getDisplayName();
descriptor: ()Ljava/lang/String;
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=1, args_size=1
start local 0 0: ldc ""
aload 0
getfield java.net.NetworkInterface.displayName:Ljava/lang/String;
invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
ifeq 1
aconst_null
goto 2
StackMap locals:
StackMap stack:
1: aload 0
getfield java.net.NetworkInterface.displayName:Ljava/lang/String;
StackMap locals:
StackMap stack: java.lang.String
2: areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 3 0 this Ljava/net/NetworkInterface;
public static java.net.NetworkInterface getByName(java.lang.String);
descriptor: (Ljava/lang/String;)Ljava/net/NetworkInterface;
flags: (0x0009) ACC_PUBLIC, ACC_STATIC
Code:
stack=2, locals=1, args_size=1
start local 0 0: aload 0
ifnonnull 2
1: new java.lang.NullPointerException
dup
invokespecial java.lang.NullPointerException.<init>:()V
athrow
2: StackMap locals:
StackMap stack:
aload 0
invokestatic java.net.NetworkInterface.getByName0:(Ljava/lang/String;)Ljava/net/NetworkInterface;
areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 3 0 name Ljava/lang/String;
Exceptions:
throws java.net.SocketException
MethodParameters:
Name Flags
name
public static java.net.NetworkInterface getByIndex(int);
descriptor: (I)Ljava/net/NetworkInterface;
flags: (0x0009) ACC_PUBLIC, ACC_STATIC
Code:
stack=3, locals=1, args_size=1
start local 0 0: iload 0
ifge 2
1: new java.lang.IllegalArgumentException
dup
ldc "Interface index can't be negative"
invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
athrow
2: StackMap locals:
StackMap stack:
iload 0
invokestatic java.net.NetworkInterface.getByIndex0:(I)Ljava/net/NetworkInterface;
areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 3 0 index I
Exceptions:
throws java.net.SocketException
MethodParameters:
Name Flags
index
public static java.net.NetworkInterface getByInetAddress(java.net.InetAddress);
descriptor: (Ljava/net/InetAddress;)Ljava/net/NetworkInterface;
flags: (0x0009) ACC_PUBLIC, ACC_STATIC
Code:
stack=5, locals=2, args_size=1
start local 0 0: aload 0
ifnonnull 2
1: new java.lang.NullPointerException
dup
invokespecial java.lang.NullPointerException.<init>:()V
athrow
2: StackMap locals:
StackMap stack:
aload 0
instanceof java.net.Inet4Address
ifeq 8
3: aload 0
checkcast java.net.Inet4Address
astore 1
start local 1 4: aload 1
getfield java.net.Inet4Address.holder:Ljava/net/InetAddress$InetAddressHolder;
getfield java.net.InetAddress$InetAddressHolder.family:I
iconst_1
if_icmpeq 15
5: new java.lang.IllegalArgumentException
dup
new java.lang.StringBuilder
dup
ldc "invalid family type: "
invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
6: aload 1
getfield java.net.Inet4Address.holder:Ljava/net/InetAddress$InetAddressHolder;
getfield java.net.InetAddress$InetAddressHolder.family:I
invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
7: invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
athrow
end local 1 8: StackMap locals:
StackMap stack:
aload 0
instanceof java.net.Inet6Address
ifeq 14
9: aload 0
checkcast java.net.Inet6Address
astore 1
start local 1 10: aload 1
getfield java.net.Inet6Address.holder:Ljava/net/InetAddress$InetAddressHolder;
getfield java.net.InetAddress$InetAddressHolder.family:I
iconst_2
if_icmpeq 15
11: new java.lang.IllegalArgumentException
dup
new java.lang.StringBuilder
dup
ldc "invalid family type: "
invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
12: aload 1
getfield java.net.Inet6Address.holder:Ljava/net/InetAddress$InetAddressHolder;
getfield java.net.InetAddress$InetAddressHolder.family:I
invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
13: invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
athrow
end local 1 14: StackMap locals:
StackMap stack:
new java.lang.IllegalArgumentException
dup
new java.lang.StringBuilder
dup
ldc "invalid address type: "
invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
aload 0
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/Object;)Ljava/lang/StringBuilder;
invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
athrow
15: StackMap locals:
StackMap stack:
aload 0
invokestatic java.net.NetworkInterface.getByInetAddress0:(Ljava/net/InetAddress;)Ljava/net/NetworkInterface;
areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 16 0 addr Ljava/net/InetAddress;
4 8 1 inet4Address Ljava/net/Inet4Address;
10 14 1 inet6Address Ljava/net/Inet6Address;
Exceptions:
throws java.net.SocketException
MethodParameters:
Name Flags
addr
public static java.util.Enumeration<java.net.NetworkInterface> getNetworkInterfaces();
descriptor: ()Ljava/util/Enumeration;
flags: (0x0009) ACC_PUBLIC, ACC_STATIC
Code:
stack=3, locals=1, args_size=0
0: invokestatic java.net.NetworkInterface.getAll:()[Ljava/net/NetworkInterface;
astore 0
start local 0 1: aload 0
ifnull 3
aload 0
arraylength
ifle 3
2: aload 0
invokestatic java.net.NetworkInterface.enumerationFromArray:([Ljava/lang/Object;)Ljava/util/Enumeration;
areturn
3: StackMap locals: java.net.NetworkInterface[]
StackMap stack:
new java.net.SocketException
dup
ldc "No network interfaces configured"
invokespecial java.net.SocketException.<init>:(Ljava/lang/String;)V
athrow
end local 0 LocalVariableTable:
Start End Slot Name Signature
1 4 0 netifs [Ljava/net/NetworkInterface;
Exceptions:
throws java.net.SocketException
Signature: ()Ljava/util/Enumeration<Ljava/net/NetworkInterface;>;
public static java.util.stream.Stream<java.net.NetworkInterface> networkInterfaces();
descriptor: ()Ljava/util/stream/Stream;
flags: (0x0009) ACC_PUBLIC, ACC_STATIC
Code:
stack=3, locals=1, args_size=0
0: invokestatic java.net.NetworkInterface.getAll:()[Ljava/net/NetworkInterface;
astore 0
start local 0 1: aload 0
ifnull 3
aload 0
arraylength
ifle 3
2: aload 0
invokestatic java.net.NetworkInterface.streamFromArray:([Ljava/lang/Object;)Ljava/util/stream/Stream;
areturn
3: StackMap locals: java.net.NetworkInterface[]
StackMap stack:
new java.net.SocketException
dup
ldc "No network interfaces configured"
invokespecial java.net.SocketException.<init>:(Ljava/lang/String;)V
athrow
end local 0 LocalVariableTable:
Start End Slot Name Signature
1 4 0 netifs [Ljava/net/NetworkInterface;
Exceptions:
throws java.net.SocketException
Signature: ()Ljava/util/stream/Stream<Ljava/net/NetworkInterface;>;
private static <T> java.util.Enumeration<T> enumerationFromArray(T[]);
descriptor: ([Ljava/lang/Object;)Ljava/util/Enumeration;
flags: (0x000a) ACC_PRIVATE, ACC_STATIC
Code:
stack=3, locals=1, args_size=1
start local 0 0: new java.net.NetworkInterface$2
dup
aload 0
invokespecial java.net.NetworkInterface$2.<init>:([Ljava/lang/Object;)V
areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 a [Ljava/lang/Object;
Signature: <T:Ljava/lang/Object;>([TT;)Ljava/util/Enumeration<TT;>;
MethodParameters:
Name Flags
a
private static <T> java.util.stream.Stream<T> streamFromArray(T[]);
descriptor: ([Ljava/lang/Object;)Ljava/util/stream/Stream;
flags: (0x000a) ACC_PRIVATE, ACC_STATIC
Code:
stack=2, locals=1, args_size=1
start local 0 0: aload 0
1: sipush 1281
2: invokestatic java.util.Spliterators.spliterator:([Ljava/lang/Object;I)Ljava/util/Spliterator;
3: iconst_0
4: invokestatic java.util.stream.StreamSupport.stream:(Ljava/util/Spliterator;Z)Ljava/util/stream/Stream;
areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 5 0 a [Ljava/lang/Object;
Signature: <T:Ljava/lang/Object;>([TT;)Ljava/util/stream/Stream<TT;>;
MethodParameters:
Name Flags
a
private static native java.net.NetworkInterface[] getAll();
descriptor: ()[Ljava/net/NetworkInterface;
flags: (0x010a) ACC_PRIVATE, ACC_STATIC, ACC_NATIVE
Exceptions:
throws java.net.SocketException
private static native java.net.NetworkInterface getByName0(java.lang.String);
descriptor: (Ljava/lang/String;)Ljava/net/NetworkInterface;
flags: (0x010a) ACC_PRIVATE, ACC_STATIC, ACC_NATIVE
Exceptions:
throws java.net.SocketException
MethodParameters:
Name Flags
name
private static native java.net.NetworkInterface getByIndex0(int);
descriptor: (I)Ljava/net/NetworkInterface;
flags: (0x010a) ACC_PRIVATE, ACC_STATIC, ACC_NATIVE
Exceptions:
throws java.net.SocketException
MethodParameters:
Name Flags
index
private static native java.net.NetworkInterface getByInetAddress0(java.net.InetAddress);
descriptor: (Ljava/net/InetAddress;)Ljava/net/NetworkInterface;
flags: (0x010a) ACC_PRIVATE, ACC_STATIC, ACC_NATIVE
Exceptions:
throws java.net.SocketException
MethodParameters:
Name Flags
addr
public boolean isUp();
descriptor: ()Z
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=1, args_size=1
start local 0 0: aload 0
getfield java.net.NetworkInterface.name:Ljava/lang/String;
aload 0
getfield java.net.NetworkInterface.index:I
invokestatic java.net.NetworkInterface.isUp0:(Ljava/lang/String;I)Z
ireturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/net/NetworkInterface;
Exceptions:
throws java.net.SocketException
public boolean isLoopback();
descriptor: ()Z
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=1, args_size=1
start local 0 0: aload 0
getfield java.net.NetworkInterface.name:Ljava/lang/String;
aload 0
getfield java.net.NetworkInterface.index:I
invokestatic java.net.NetworkInterface.isLoopback0:(Ljava/lang/String;I)Z
ireturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/net/NetworkInterface;
Exceptions:
throws java.net.SocketException
public boolean isPointToPoint();
descriptor: ()Z
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=1, args_size=1
start local 0 0: aload 0
getfield java.net.NetworkInterface.name:Ljava/lang/String;
aload 0
getfield java.net.NetworkInterface.index:I
invokestatic java.net.NetworkInterface.isP2P0:(Ljava/lang/String;I)Z
ireturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/net/NetworkInterface;
Exceptions:
throws java.net.SocketException
public boolean supportsMulticast();
descriptor: ()Z
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=1, args_size=1
start local 0 0: aload 0
getfield java.net.NetworkInterface.name:Ljava/lang/String;
aload 0
getfield java.net.NetworkInterface.index:I
invokestatic java.net.NetworkInterface.supportsMulticast0:(Ljava/lang/String;I)Z
ireturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/net/NetworkInterface;
Exceptions:
throws java.net.SocketException
public byte[] getHardwareAddress();
descriptor: ()[B
flags: (0x0001) ACC_PUBLIC
Code:
stack=4, locals=6, args_size=1
start local 0 0: invokestatic java.lang.System.getSecurityManager:()Ljava/lang/SecurityManager;
astore 1
start local 1 1: aload 1
ifnull 7
2: aload 1
new java.net.NetPermission
dup
ldc "getNetworkInformation"
invokespecial java.net.NetPermission.<init>:(Ljava/lang/String;)V
invokevirtual java.lang.SecurityManager.checkPermission:(Ljava/security/Permission;)V
3: goto 7
StackMap locals: java.net.NetworkInterface java.lang.SecurityManager
StackMap stack: java.lang.SecurityException
4: pop
5: aload 0
invokevirtual java.net.NetworkInterface.getInetAddresses:()Ljava/util/Enumeration;
invokeinterface java.util.Enumeration.hasMoreElements:()Z
ifne 7
6: aconst_null
areturn
7: StackMap locals:
StackMap stack:
aload 0
getfield java.net.NetworkInterface.addrs:[Ljava/net/InetAddress;
dup
astore 5
arraylength
istore 4
iconst_0
istore 3
goto 12
StackMap locals: java.net.NetworkInterface java.lang.SecurityManager top int int java.net.InetAddress[]
StackMap stack:
8: aload 5
iload 3
aaload
astore 2
start local 2 9: aload 2
instanceof java.net.Inet4Address
ifeq 11
10: aload 2
checkcast java.net.Inet4Address
invokevirtual java.net.Inet4Address.getAddress:()[B
aload 0
getfield java.net.NetworkInterface.name:Ljava/lang/String;
aload 0
getfield java.net.NetworkInterface.index:I
invokestatic java.net.NetworkInterface.getMacAddr0:([BLjava/lang/String;I)[B
areturn
end local 2 11: StackMap locals:
StackMap stack:
iinc 3 1
StackMap locals:
StackMap stack:
12: iload 3
iload 4
if_icmplt 8
13: aconst_null
aload 0
getfield java.net.NetworkInterface.name:Ljava/lang/String;
aload 0
getfield java.net.NetworkInterface.index:I
invokestatic java.net.NetworkInterface.getMacAddr0:([BLjava/lang/String;I)[B
areturn
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 14 0 this Ljava/net/NetworkInterface;
1 14 1 sec Ljava/lang/SecurityManager;
9 11 2 addr Ljava/net/InetAddress;
Exception table:
from to target type
2 3 4 Class java.lang.SecurityException
Exceptions:
throws java.net.SocketException
public int getMTU();
descriptor: ()I
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=1, args_size=1
start local 0 0: aload 0
getfield java.net.NetworkInterface.name:Ljava/lang/String;
aload 0
getfield java.net.NetworkInterface.index:I
invokestatic java.net.NetworkInterface.getMTU0:(Ljava/lang/String;I)I
ireturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/net/NetworkInterface;
Exceptions:
throws java.net.SocketException
public boolean isVirtual();
descriptor: ()Z
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
getfield java.net.NetworkInterface.virtual:Z
ireturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/net/NetworkInterface;
private static native boolean isUp0(java.lang.String, int);
descriptor: (Ljava/lang/String;I)Z
flags: (0x010a) ACC_PRIVATE, ACC_STATIC, ACC_NATIVE
Exceptions:
throws java.net.SocketException
MethodParameters:
Name Flags
name
ind
private static native boolean isLoopback0(java.lang.String, int);
descriptor: (Ljava/lang/String;I)Z
flags: (0x010a) ACC_PRIVATE, ACC_STATIC, ACC_NATIVE
Exceptions:
throws java.net.SocketException
MethodParameters:
Name Flags
name
ind
private static native boolean supportsMulticast0(java.lang.String, int);
descriptor: (Ljava/lang/String;I)Z
flags: (0x010a) ACC_PRIVATE, ACC_STATIC, ACC_NATIVE
Exceptions:
throws java.net.SocketException
MethodParameters:
Name Flags
name
ind
private static native boolean isP2P0(java.lang.String, int);
descriptor: (Ljava/lang/String;I)Z
flags: (0x010a) ACC_PRIVATE, ACC_STATIC, ACC_NATIVE
Exceptions:
throws java.net.SocketException
MethodParameters:
Name Flags
name
ind
private static native byte[] getMacAddr0(byte[], java.lang.String, int);
descriptor: ([BLjava/lang/String;I)[B
flags: (0x010a) ACC_PRIVATE, ACC_STATIC, ACC_NATIVE
Exceptions:
throws java.net.SocketException
MethodParameters:
Name Flags
inAddr
name
ind
private static native int getMTU0(java.lang.String, int);
descriptor: (Ljava/lang/String;I)I
flags: (0x010a) ACC_PRIVATE, ACC_STATIC, ACC_NATIVE
Exceptions:
throws java.net.SocketException
MethodParameters:
Name Flags
name
ind
public boolean equals(java.lang.Object);
descriptor: (Ljava/lang/Object;)Z
flags: (0x0001) ACC_PUBLIC
Code:
stack=3, locals=8, args_size=2
start local 0 start local 1 0: aload 1
instanceof java.net.NetworkInterface
ifne 2
1: iconst_0
ireturn
2: StackMap locals:
StackMap stack:
aload 1
checkcast java.net.NetworkInterface
astore 2
start local 2 3: aload 0
getfield java.net.NetworkInterface.name:Ljava/lang/String;
ifnull 6
4: aload 0
getfield java.net.NetworkInterface.name:Ljava/lang/String;
aload 2
getfield java.net.NetworkInterface.name:Ljava/lang/String;
invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
ifne 8
5: iconst_0
ireturn
6: StackMap locals: java.net.NetworkInterface
StackMap stack:
aload 2
getfield java.net.NetworkInterface.name:Ljava/lang/String;
ifnull 8
7: iconst_0
ireturn
8: StackMap locals:
StackMap stack:
aload 0
getfield java.net.NetworkInterface.addrs:[Ljava/net/InetAddress;
ifnonnull 11
9: aload 2
getfield java.net.NetworkInterface.addrs:[Ljava/net/InetAddress;
ifnonnull 10
iconst_1
ireturn
StackMap locals:
StackMap stack:
10: iconst_0
ireturn
11: StackMap locals:
StackMap stack:
aload 2
getfield java.net.NetworkInterface.addrs:[Ljava/net/InetAddress;
ifnonnull 13
12: iconst_0
ireturn
13: StackMap locals:
StackMap stack:
aload 0
getfield java.net.NetworkInterface.addrs:[Ljava/net/InetAddress;
arraylength
aload 2
getfield java.net.NetworkInterface.addrs:[Ljava/net/InetAddress;
arraylength
if_icmpeq 15
14: iconst_0
ireturn
15: StackMap locals:
StackMap stack:
aload 2
getfield java.net.NetworkInterface.addrs:[Ljava/net/InetAddress;
astore 3
start local 3 16: aload 3
arraylength
istore 4
start local 4 17: iconst_0
istore 5
start local 5 18: goto 30
19: StackMap locals: java.net.InetAddress[] int int
StackMap stack:
iconst_0
istore 6
start local 6 20: iconst_0
istore 7
start local 7 21: goto 26
22: StackMap locals: int int
StackMap stack:
aload 0
getfield java.net.NetworkInterface.addrs:[Ljava/net/InetAddress;
iload 5
aaload
aload 3
iload 7
aaload
invokevirtual java.net.InetAddress.equals:(Ljava/lang/Object;)Z
ifeq 25
23: iconst_1
istore 6
24: goto 27
25: StackMap locals:
StackMap stack:
iinc 7 1
StackMap locals:
StackMap stack:
26: iload 7
iload 4
if_icmplt 22
end local 7 27: StackMap locals:
StackMap stack:
iload 6
ifne 29
28: iconst_0
ireturn
end local 6 29: StackMap locals:
StackMap stack:
iinc 5 1
StackMap locals:
StackMap stack:
30: iload 5
iload 4
if_icmplt 19
end local 5 31: iconst_1
ireturn
end local 4 end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 32 0 this Ljava/net/NetworkInterface;
0 32 1 obj Ljava/lang/Object;
3 32 2 that Ljava/net/NetworkInterface;
16 32 3 thatAddrs [Ljava/net/InetAddress;
17 32 4 count I
18 31 5 i I
20 29 6 found Z
21 27 7 j I
MethodParameters:
Name Flags
obj
public int hashCode();
descriptor: ()I
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
getfield java.net.NetworkInterface.name:Ljava/lang/String;
ifnonnull 1
iconst_0
goto 2
StackMap locals:
StackMap stack:
1: aload 0
getfield java.net.NetworkInterface.name:Ljava/lang/String;
invokevirtual java.lang.String.hashCode:()I
StackMap locals:
StackMap stack: int
2: ireturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 3 0 this Ljava/net/NetworkInterface;
public java.lang.String toString();
descriptor: ()Ljava/lang/String;
flags: (0x0001) ACC_PUBLIC
Code:
stack=3, locals=2, args_size=1
start local 0 0: ldc "name:"
astore 1
start local 1 1: new java.lang.StringBuilder
dup
aload 1
invokestatic java.lang.String.valueOf:(Ljava/lang/Object;)Ljava/lang/String;
invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
aload 0
getfield java.net.NetworkInterface.name:Ljava/lang/String;
ifnonnull 2
ldc "null"
goto 3
StackMap locals: java.net.NetworkInterface java.lang.String
StackMap stack: java.lang.StringBuilder
2: aload 0
getfield java.net.NetworkInterface.name:Ljava/lang/String;
StackMap locals: java.net.NetworkInterface java.lang.String
StackMap stack: java.lang.StringBuilder java.lang.String
3: invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
astore 1
4: aload 0
getfield java.net.NetworkInterface.displayName:Ljava/lang/String;
ifnull 6
5: new java.lang.StringBuilder
dup
aload 1
invokestatic java.lang.String.valueOf:(Ljava/lang/Object;)Ljava/lang/String;
invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
ldc " ("
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
aload 0
getfield java.net.NetworkInterface.displayName:Ljava/lang/String;
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
ldc ")"
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
astore 1
6: StackMap locals:
StackMap stack:
aload 1
areturn
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 7 0 this Ljava/net/NetworkInterface;
1 7 1 result Ljava/lang/String;
private static native void init();
descriptor: ()V
flags: (0x010a) ACC_PRIVATE, ACC_STATIC, ACC_NATIVE
static java.net.NetworkInterface getDefault();
descriptor: ()Ljava/net/NetworkInterface;
flags: (0x0008) ACC_STATIC
Code:
stack=1, locals=0, args_size=0
0: getstatic java.net.NetworkInterface.defaultInterface:Ljava/net/NetworkInterface;
areturn
LocalVariableTable:
Start End Slot Name Signature
}
SourceFile: "NetworkInterface.java"
NestMembers:
java.net.NetworkInterface$1 java.net.NetworkInterface$2
InnerClasses:
InetAddressHolder = java.net.InetAddress$InetAddressHolder of java.net.InetAddress
java.net.NetworkInterface$1
java.net.NetworkInterface$2