final class java.net.InetAddress$HostsFileNameService implements java.net.InetAddress$NameService
minor version: 0
major version: 59
flags: flags: (0x0030) ACC_FINAL, ACC_SUPER
this_class: java.net.InetAddress$HostsFileNameService
super_class: java.lang.Object
{
private final java.lang.String hostsFile;
descriptor: Ljava/lang/String;
flags: (0x0012) ACC_PRIVATE, ACC_FINAL
public void <init>(java.lang.String);
descriptor: (Ljava/lang/String;)V
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=2, args_size=2
start local 0 start local 1 0: aload 0
invokespecial java.lang.Object.<init>:()V
1: aload 0
aload 1
putfield java.net.InetAddress$HostsFileNameService.hostsFile:Ljava/lang/String;
2: return
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 3 0 this Ljava/net/InetAddress$HostsFileNameService;
0 3 1 hostsFileName Ljava/lang/String;
MethodParameters:
Name Flags
hostsFileName
private java.lang.String addrToString(byte[]);
descriptor: ([B)Ljava/lang/String;
flags: (0x0002) ACC_PRIVATE
Code:
stack=2, locals=4, args_size=2
start local 0 start local 1 0: aconst_null
astore 2
start local 2 1: aload 1
arraylength
iconst_4
if_icmpne 4
2: aload 1
invokestatic java.net.Inet4Address.numericToTextFormat:([B)Ljava/lang/String;
astore 2
3: goto 10
4: StackMap locals: java.lang.String
StackMap stack:
aload 1
invokestatic sun.net.util.IPAddressUtil.convertFromIPv4MappedAddress:([B)[B
5: astore 3
start local 3 6: aload 3
ifnull 9
7: aload 1
invokestatic java.net.Inet4Address.numericToTextFormat:([B)Ljava/lang/String;
astore 2
8: goto 10
9: StackMap locals: byte[]
StackMap stack:
aload 1
invokestatic java.net.Inet6Address.numericToTextFormat:([B)Ljava/lang/String;
astore 2
end local 3 10: StackMap locals:
StackMap stack:
aload 2
areturn
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 11 0 this Ljava/net/InetAddress$HostsFileNameService;
0 11 1 addr [B
1 11 2 stringifiedAddress Ljava/lang/String;
6 10 3 newAddr [B
MethodParameters:
Name Flags
addr
public java.lang.String getHostByAddr(byte[]);
descriptor: ([B)Ljava/lang/String;
flags: (0x0001) ACC_PUBLIC
Code:
stack=5, locals=8, args_size=2
start local 0 start local 1 0: aconst_null
astore 3
start local 3 1: aload 0
aload 1
invokevirtual java.net.InetAddress$HostsFileNameService.addrToString:([B)Ljava/lang/String;
astore 4
start local 4 2: aconst_null
astore 5
aconst_null
astore 6
3: new java.util.Scanner
dup
new java.io.File
dup
aload 0
getfield java.net.InetAddress$HostsFileNameService.hostsFile:Ljava/lang/String;
invokespecial java.io.File.<init>:(Ljava/lang/String;)V
ldc "UTF-8"
invokespecial java.util.Scanner.<init>:(Ljava/io/File;Ljava/lang/String;)V
astore 7
start local 7 4: goto 12
5: StackMap locals: java.net.InetAddress$HostsFileNameService byte[] top java.lang.String java.lang.String java.lang.Throwable java.lang.Throwable java.util.Scanner
StackMap stack:
aload 7
invokevirtual java.util.Scanner.nextLine:()Ljava/lang/String;
astore 2
start local 2 6: aload 2
ldc "#"
invokevirtual java.lang.String.startsWith:(Ljava/lang/String;)Z
ifne 12
7: aload 0
aload 2
invokevirtual java.net.InetAddress$HostsFileNameService.removeComments:(Ljava/lang/String;)Ljava/lang/String;
astore 2
8: aload 2
aload 4
invokevirtual java.lang.String.contains:(Ljava/lang/CharSequence;)Z
ifeq 12
9: aload 0
aload 2
aload 4
invokevirtual java.net.InetAddress$HostsFileNameService.extractHost:(Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;
astore 3
10: aload 3
ifnull 12
11: goto 13
end local 2 12: StackMap locals:
StackMap stack:
aload 7
invokevirtual java.util.Scanner.hasNextLine:()Z
ifne 5
13: StackMap locals:
StackMap stack:
aload 7
ifnull 24
aload 7
invokevirtual java.util.Scanner.close:()V
goto 24
StackMap locals:
StackMap stack: java.lang.Throwable
14: astore 5
aload 7
ifnull 15
aload 7
invokevirtual java.util.Scanner.close:()V
end local 7 StackMap locals:
StackMap stack:
15: aload 5
athrow
StackMap locals:
StackMap stack: java.lang.Throwable
16: astore 6
aload 5
ifnonnull 17
aload 6
astore 5
goto 18
StackMap locals:
StackMap stack:
17: aload 5
aload 6
if_acmpeq 18
aload 5
aload 6
invokevirtual java.lang.Throwable.addSuppressed:(Ljava/lang/Throwable;)V
StackMap locals:
StackMap stack:
18: aload 5
athrow
StackMap locals: java.net.InetAddress$HostsFileNameService byte[] top java.lang.String java.lang.String
StackMap stack: java.io.FileNotFoundException
19: pop
20: new java.net.UnknownHostException
dup
new java.lang.StringBuilder
dup
ldc "Unable to resolve address "
invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
21: aload 4
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
ldc " as hosts file "
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
aload 0
getfield java.net.InetAddress$HostsFileNameService.hostsFile:Ljava/lang/String;
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
22: ldc " not found "
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
23: invokespecial java.net.UnknownHostException.<init>:(Ljava/lang/String;)V
athrow
24: StackMap locals:
StackMap stack:
aload 3
ifnull 25
aload 3
ldc ""
invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
ifne 25
aload 3
ldc " "
invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
ifeq 30
25: StackMap locals:
StackMap stack:
new java.net.UnknownHostException
dup
new java.lang.StringBuilder
dup
ldc "Requested address "
invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
26: aload 4
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
27: ldc " resolves to an invalid entry in hosts file "
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
28: aload 0
getfield java.net.InetAddress$HostsFileNameService.hostsFile:Ljava/lang/String;
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
29: invokespecial java.net.UnknownHostException.<init>:(Ljava/lang/String;)V
athrow
30: StackMap locals:
StackMap stack:
aload 3
areturn
end local 4 end local 3 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 31 0 this Ljava/net/InetAddress$HostsFileNameService;
0 31 1 addr [B
6 12 2 hostEntry Ljava/lang/String;
1 31 3 host Ljava/lang/String;
2 31 4 addrString Ljava/lang/String;
4 15 7 hostsFileScanner Ljava/util/Scanner;
Exception table:
from to target type
4 13 14 any
3 16 16 any
2 19 19 Class java.io.FileNotFoundException
Exceptions:
throws java.net.UnknownHostException
MethodParameters:
Name Flags
addr
public java.net.InetAddress[] lookupAllHostAddr(java.lang.String);
descriptor: (Ljava/lang/String;)[Ljava/net/InetAddress;
flags: (0x0001) ACC_PUBLIC
Code:
stack=5, locals=10, args_size=2
start local 0 start local 1 0: aconst_null
astore 3
start local 3 1: aconst_null
astore 4
start local 4 2: iconst_4
newarray 8
astore 5
start local 5 3: aconst_null
astore 6
start local 6 4: aconst_null
astore 7
aconst_null
astore 8
5: new java.util.Scanner
dup
new java.io.File
dup
aload 0
getfield java.net.InetAddress$HostsFileNameService.hostsFile:Ljava/lang/String;
invokespecial java.io.File.<init>:(Ljava/lang/String;)V
ldc "UTF-8"
invokespecial java.util.Scanner.<init>:(Ljava/io/File;Ljava/lang/String;)V
astore 9
start local 9 6: goto 18
7: StackMap locals: java.net.InetAddress$HostsFileNameService java.lang.String top java.lang.String java.net.InetAddress[] byte[] java.util.ArrayList java.lang.Throwable java.lang.Throwable java.util.Scanner
StackMap stack:
aload 9
invokevirtual java.util.Scanner.nextLine:()Ljava/lang/String;
astore 2
start local 2 8: aload 2
ldc "#"
invokevirtual java.lang.String.startsWith:(Ljava/lang/String;)Z
ifne 18
9: aload 0
aload 2
invokevirtual java.net.InetAddress$HostsFileNameService.removeComments:(Ljava/lang/String;)Ljava/lang/String;
astore 2
10: aload 2
aload 1
invokevirtual java.lang.String.contains:(Ljava/lang/CharSequence;)Z
ifeq 18
11: aload 0
aload 2
aload 1
invokevirtual java.net.InetAddress$HostsFileNameService.extractHostAddr:(Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;
astore 3
12: aload 3
ifnull 18
aload 3
ldc ""
invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
ifne 18
13: aload 0
aload 3
invokevirtual java.net.InetAddress$HostsFileNameService.createAddressByteArray:(Ljava/lang/String;)[B
astore 5
14: aload 6
ifnonnull 16
15: new java.util.ArrayList
dup
iconst_1
invokespecial java.util.ArrayList.<init>:(I)V
astore 6
16: StackMap locals: java.net.InetAddress$HostsFileNameService java.lang.String java.lang.String java.lang.String java.net.InetAddress[] byte[] java.util.ArrayList java.lang.Throwable java.lang.Throwable java.util.Scanner
StackMap stack:
aload 5
ifnull 18
17: aload 6
aload 1
aload 5
invokestatic java.net.InetAddress.getByAddress:(Ljava/lang/String;[B)Ljava/net/InetAddress;
invokevirtual java.util.ArrayList.add:(Ljava/lang/Object;)Z
pop
end local 2 18: StackMap locals: java.net.InetAddress$HostsFileNameService java.lang.String top java.lang.String java.net.InetAddress[] byte[] java.util.ArrayList java.lang.Throwable java.lang.Throwable java.util.Scanner
StackMap stack:
aload 9
invokevirtual java.util.Scanner.hasNextLine:()Z
ifne 7
19: aload 9
ifnull 29
aload 9
invokevirtual java.util.Scanner.close:()V
goto 29
StackMap locals:
StackMap stack: java.lang.Throwable
20: astore 7
aload 9
ifnull 21
aload 9
invokevirtual java.util.Scanner.close:()V
end local 9 StackMap locals:
StackMap stack:
21: aload 7
athrow
StackMap locals:
StackMap stack: java.lang.Throwable
22: astore 8
aload 7
ifnonnull 23
aload 8
astore 7
goto 24
StackMap locals:
StackMap stack:
23: aload 7
aload 8
if_acmpeq 24
aload 7
aload 8
invokevirtual java.lang.Throwable.addSuppressed:(Ljava/lang/Throwable;)V
StackMap locals:
StackMap stack:
24: aload 7
athrow
StackMap locals: java.net.InetAddress$HostsFileNameService java.lang.String top java.lang.String java.net.InetAddress[] byte[] java.util.ArrayList
StackMap stack: java.io.FileNotFoundException
25: pop
26: new java.net.UnknownHostException
dup
new java.lang.StringBuilder
dup
ldc "Unable to resolve host "
invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
aload 1
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
27: ldc " as hosts file "
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
aload 0
getfield java.net.InetAddress$HostsFileNameService.hostsFile:Ljava/lang/String;
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
ldc " not found "
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
28: invokespecial java.net.UnknownHostException.<init>:(Ljava/lang/String;)V
athrow
29: StackMap locals:
StackMap stack:
aload 6
ifnull 32
30: aload 6
aload 6
invokevirtual java.util.ArrayList.size:()I
anewarray java.net.InetAddress
invokevirtual java.util.ArrayList.toArray:([Ljava/lang/Object;)[Ljava/lang/Object;
checkcast java.net.InetAddress[]
astore 4
31: goto 35
32: StackMap locals:
StackMap stack:
new java.net.UnknownHostException
dup
new java.lang.StringBuilder
dup
ldc "Unable to resolve host "
invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
aload 1
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
33: ldc " in hosts file "
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
aload 0
getfield java.net.InetAddress$HostsFileNameService.hostsFile:Ljava/lang/String;
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
34: invokespecial java.net.UnknownHostException.<init>:(Ljava/lang/String;)V
athrow
35: StackMap locals:
StackMap stack:
aload 4
areturn
end local 6 end local 5 end local 4 end local 3 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 36 0 this Ljava/net/InetAddress$HostsFileNameService;
0 36 1 host Ljava/lang/String;
8 18 2 hostEntry Ljava/lang/String;
1 36 3 addrStr Ljava/lang/String;
2 36 4 res [Ljava/net/InetAddress;
3 36 5 addr [B
4 36 6 inetAddresses Ljava/util/ArrayList<Ljava/net/InetAddress;>;
6 21 9 hostsFileScanner Ljava/util/Scanner;
Exception table:
from to target type
6 19 20 any
5 22 22 any
4 25 25 Class java.io.FileNotFoundException
Exceptions:
throws java.net.UnknownHostException
MethodParameters:
Name Flags
host
private java.lang.String (java.lang.String);
descriptor: (Ljava/lang/String;)Ljava/lang/String;
flags: (0x0002) ACC_PRIVATE
Code:
stack=3, locals=4, args_size=2
start local 0 start local 1 0: aload 1
astore 2
start local 2 1: aload 1
ldc "#"
invokevirtual java.lang.String.indexOf:(Ljava/lang/String;)I
dup
istore 3
start local 3 2: iconst_m1
if_icmpeq 4
3: aload 1
iconst_0
iload 3
invokevirtual java.lang.String.substring:(II)Ljava/lang/String;
astore 2
4: StackMap locals: java.lang.String int
StackMap stack:
aload 2
areturn
end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 5 0 this Ljava/net/InetAddress$HostsFileNameService;
0 5 1 hostsEntry Ljava/lang/String;
1 5 2 filteredEntry Ljava/lang/String;
2 5 3 hashIndex I
MethodParameters:
Name Flags
hostsEntry
private byte[] createAddressByteArray(java.lang.String);
descriptor: (Ljava/lang/String;)[B
flags: (0x0002) ACC_PRIVATE
Code:
stack=1, locals=3, args_size=2
start local 0 start local 1 0: aload 1
invokestatic sun.net.util.IPAddressUtil.textToNumericFormatV4:(Ljava/lang/String;)[B
astore 2
start local 2 1: aload 2
ifnonnull 3
2: aload 1
invokestatic sun.net.util.IPAddressUtil.textToNumericFormatV6:(Ljava/lang/String;)[B
astore 2
3: StackMap locals: byte[]
StackMap stack:
aload 2
areturn
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 4 0 this Ljava/net/InetAddress$HostsFileNameService;
0 4 1 addrStr Ljava/lang/String;
1 4 2 addrArray [B
MethodParameters:
Name Flags
addrStr
private java.lang.String (java.lang.String, java.lang.String);
descriptor: (Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;
flags: (0x0002) ACC_PRIVATE
Code:
stack=2, locals=6, args_size=3
start local 0 start local 1 start local 2 0: aload 1
ldc "\\s+"
invokevirtual java.lang.String.split:(Ljava/lang/String;)[Ljava/lang/String;
astore 3
start local 3 1: aconst_null
astore 4
start local 4 2: aload 3
arraylength
iconst_2
if_icmplt 9
3: iconst_1
istore 5
start local 5 4: goto 8
5: StackMap locals: java.lang.String[] java.lang.String int
StackMap stack:
aload 3
iload 5
aaload
aload 2
invokevirtual java.lang.String.equalsIgnoreCase:(Ljava/lang/String;)Z
ifeq 7
6: aload 3
iconst_0
aaload
astore 4
7: StackMap locals:
StackMap stack:
iinc 5 1
StackMap locals:
StackMap stack:
8: iload 5
aload 3
arraylength
if_icmplt 5
end local 5 9: StackMap locals:
StackMap stack:
aload 4
areturn
end local 4 end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 10 0 this Ljava/net/InetAddress$HostsFileNameService;
0 10 1 hostEntry Ljava/lang/String;
0 10 2 host Ljava/lang/String;
1 10 3 mapping [Ljava/lang/String;
2 10 4 hostAddr Ljava/lang/String;
4 9 5 i I
MethodParameters:
Name Flags
hostEntry
host
private java.lang.String (java.lang.String, java.lang.String);
descriptor: (Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;
flags: (0x0002) ACC_PRIVATE
Code:
stack=2, locals=5, args_size=3
start local 0 start local 1 start local 2 0: aload 1
ldc "\\s+"
invokevirtual java.lang.String.split:(Ljava/lang/String;)[Ljava/lang/String;
astore 3
start local 3 1: aconst_null
astore 4
start local 4 2: aload 3
arraylength
iconst_2
if_icmplt 5
3: aload 3
iconst_0
aaload
aload 2
invokevirtual java.lang.String.equalsIgnoreCase:(Ljava/lang/String;)Z
ifeq 5
4: aload 3
iconst_1
aaload
astore 4
5: StackMap locals: java.lang.String[] java.lang.String
StackMap stack:
aload 4
areturn
end local 4 end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 6 0 this Ljava/net/InetAddress$HostsFileNameService;
0 6 1 hostEntry Ljava/lang/String;
0 6 2 addrString Ljava/lang/String;
1 6 3 mapping [Ljava/lang/String;
2 6 4 host Ljava/lang/String;
MethodParameters:
Name Flags
hostEntry
addrString
}
SourceFile: "InetAddress.java"
NestHost: java.net.InetAddress
InnerClasses:
private final HostsFileNameService = java.net.InetAddress$HostsFileNameService of java.net.InetAddress
private abstract NameService = java.net.InetAddress$NameService of java.net.InetAddress