public final class org.apache.catalina.util.NetMask
  minor version: 0
  major version: 59
  flags: flags: (0x0031) ACC_PUBLIC, ACC_FINAL, ACC_SUPER
  this_class: org.apache.catalina.util.NetMask
  super_class: java.lang.Object
{
  private static final org.apache.tomcat.util.res.StringManager sm;
    descriptor: Lorg/apache/tomcat/util/res/StringManager;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  private final java.lang.String expression;
    descriptor: Ljava/lang/String;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final byte[] netaddr;
    descriptor: [B
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final int nrBytes;
    descriptor: I
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final int lastByteShift;
    descriptor: I
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=1, locals=0, args_size=0
         0: .line 52
            ldc Lorg/apache/catalina/util/NetMask;
            invokestatic org.apache.tomcat.util.res.StringManager.getManager:(Ljava/lang/Class;)Lorg/apache/tomcat/util/res/StringManager;
            putstatic org.apache.catalina.util.NetMask.sm:Lorg/apache/tomcat/util/res/StringManager;
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public void <init>(java.lang.String);
    descriptor: (Ljava/lang/String;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=8, locals=8, args_size=2
        start local 0 // org.apache.catalina.util.NetMask this
        start local 1 // java.lang.String input
         0: .line 83
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 85
            aload 0 /* this */
            aload 1 /* input */
            putfield org.apache.catalina.util.NetMask.expression:Ljava/lang/String;
         2: .line 87
            aload 1 /* input */
            ldc "/"
            invokevirtual java.lang.String.indexOf:(Ljava/lang/String;)I
            istore 2 /* idx */
        start local 2 // int idx
         3: .line 92
            iload 2 /* idx */
            iconst_m1
            if_icmpne 11
         4: .line 94
            aload 0 /* this */
            aload 1 /* input */
            invokestatic java.net.InetAddress.getByName:(Ljava/lang/String;)Ljava/net/InetAddress;
            invokevirtual java.net.InetAddress.getAddress:()[B
            putfield org.apache.catalina.util.NetMask.netaddr:[B
         5: .line 95
            goto 8
      StackMap locals: org.apache.catalina.util.NetMask java.lang.String int
      StackMap stack: java.net.UnknownHostException
         6: pop
         7: .line 96
            new java.lang.IllegalArgumentException
            dup
            getstatic org.apache.catalina.util.NetMask.sm:Lorg/apache/tomcat/util/res/StringManager;
            ldc "netmask.invalidAddress"
            iconst_1
            anewarray java.lang.Object
            dup
            iconst_0
            aload 1 /* input */
            aastore
            invokevirtual org.apache.tomcat.util.res.StringManager.getString:(Ljava/lang/String;[Ljava/lang/Object;)Ljava/lang/String;
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         8: .line 98
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 0 /* this */
            getfield org.apache.catalina.util.NetMask.netaddr:[B
            arraylength
            putfield org.apache.catalina.util.NetMask.nrBytes:I
         9: .line 99
            aload 0 /* this */
            iconst_0
            putfield org.apache.catalina.util.NetMask.lastByteShift:I
        10: .line 100
            return
        11: .line 108
      StackMap locals:
      StackMap stack:
            aload 1 /* input */
            iconst_0
            iload 2 /* idx */
            invokevirtual java.lang.String.substring:(II)Ljava/lang/String;
            astore 3 /* addressPart */
        start local 3 // java.lang.String addressPart
        12: aload 1 /* input */
            iload 2 /* idx */
            iconst_1
            iadd
            invokevirtual java.lang.String.substring:(I)Ljava/lang/String;
            astore 4 /* cidrPart */
        start local 4 // java.lang.String cidrPart
        13: .line 114
            aload 0 /* this */
            aload 3 /* addressPart */
            invokestatic java.net.InetAddress.getByName:(Ljava/lang/String;)Ljava/net/InetAddress;
            invokevirtual java.net.InetAddress.getAddress:()[B
            putfield org.apache.catalina.util.NetMask.netaddr:[B
        14: .line 115
            goto 17
      StackMap locals: org.apache.catalina.util.NetMask java.lang.String int java.lang.String java.lang.String
      StackMap stack: java.net.UnknownHostException
        15: pop
        16: .line 116
            new java.lang.IllegalArgumentException
            dup
            getstatic org.apache.catalina.util.NetMask.sm:Lorg/apache/tomcat/util/res/StringManager;
            ldc "netmask.invalidAddress"
            iconst_1
            anewarray java.lang.Object
            dup
            iconst_0
            aload 3 /* addressPart */
            aastore
            invokevirtual org.apache.tomcat.util.res.StringManager.getString:(Ljava/lang/String;[Ljava/lang/Object;)Ljava/lang/String;
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
        17: .line 119
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.catalina.util.NetMask.netaddr:[B
            arraylength
            bipush 8
            imul
            istore 5 /* addrlen */
        start local 5 // int addrlen
        18: .line 126
            aload 4 /* cidrPart */
            invokestatic java.lang.Integer.parseInt:(Ljava/lang/String;)I
            istore 6 /* cidr */
        start local 6 // int cidr
        19: .line 127
            goto 22
        end local 6 // int cidr
      StackMap locals: org.apache.catalina.util.NetMask java.lang.String int java.lang.String java.lang.String int
      StackMap stack: java.lang.NumberFormatException
        20: pop
        21: .line 128
            new java.lang.IllegalArgumentException
            dup
            getstatic org.apache.catalina.util.NetMask.sm:Lorg/apache/tomcat/util/res/StringManager;
            ldc "netmask.cidrNotNumeric"
            iconst_1
            anewarray java.lang.Object
            dup
            iconst_0
            aload 4 /* cidrPart */
            aastore
            invokevirtual org.apache.tomcat.util.res.StringManager.getString:(Ljava/lang/String;[Ljava/lang/Object;)Ljava/lang/String;
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
        start local 6 // int cidr
        22: .line 135
      StackMap locals: int
      StackMap stack:
            iload 6 /* cidr */
            ifge 24
        23: .line 136
            new java.lang.IllegalArgumentException
            dup
            getstatic org.apache.catalina.util.NetMask.sm:Lorg/apache/tomcat/util/res/StringManager;
            ldc "netmask.cidrNegative"
            iconst_1
            anewarray java.lang.Object
            dup
            iconst_0
            aload 4 /* cidrPart */
            aastore
            invokevirtual org.apache.tomcat.util.res.StringManager.getString:(Ljava/lang/String;[Ljava/lang/Object;)Ljava/lang/String;
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
        24: .line 138
      StackMap locals:
      StackMap stack:
            iload 6 /* cidr */
            iload 5 /* addrlen */
            if_icmple 28
        25: .line 139
            new java.lang.IllegalArgumentException
            dup
        26: .line 140
            getstatic org.apache.catalina.util.NetMask.sm:Lorg/apache/tomcat/util/res/StringManager;
            ldc "netmask.cidrTooBig"
            iconst_2
            anewarray java.lang.Object
            dup
            iconst_0
            aload 4 /* cidrPart */
            aastore
            dup
            iconst_1
            iload 5 /* addrlen */
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            aastore
            invokevirtual org.apache.tomcat.util.res.StringManager.getString:(Ljava/lang/String;[Ljava/lang/Object;)Ljava/lang/String;
        27: .line 139
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
        28: .line 143
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            iload 6 /* cidr */
            bipush 8
            idiv
            putfield org.apache.catalina.util.NetMask.nrBytes:I
        29: .line 154
            iload 6 /* cidr */
            bipush 8
            irem
            istore 7 /* remainder */
        start local 7 // int remainder
        30: .line 156
            aload 0 /* this */
            iload 7 /* remainder */
            ifne 31
            iconst_0
            goto 32
      StackMap locals: org.apache.catalina.util.NetMask java.lang.String int java.lang.String java.lang.String int int int
      StackMap stack: org.apache.catalina.util.NetMask
        31: bipush 8
            iload 7 /* remainder */
            isub
      StackMap locals: org.apache.catalina.util.NetMask java.lang.String int java.lang.String java.lang.String int int int
      StackMap stack: org.apache.catalina.util.NetMask int
        32: putfield org.apache.catalina.util.NetMask.lastByteShift:I
        33: .line 157
            return
        end local 7 // int remainder
        end local 6 // int cidr
        end local 5 // int addrlen
        end local 4 // java.lang.String cidrPart
        end local 3 // java.lang.String addressPart
        end local 2 // int idx
        end local 1 // java.lang.String input
        end local 0 // org.apache.catalina.util.NetMask this
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0   34     0         this  Lorg/apache/catalina/util/NetMask;
            0   34     1        input  Ljava/lang/String;
            3   34     2          idx  I
           12   34     3  addressPart  Ljava/lang/String;
           13   34     4     cidrPart  Ljava/lang/String;
           18   34     5      addrlen  I
           19   20     6         cidr  I
           22   34     6         cidr  I
           30   34     7    remainder  I
      Exception table:
        from    to  target  type
           4     5       6  Class java.net.UnknownHostException
          13    14      15  Class java.net.UnknownHostException
          18    19      20  Class java.lang.NumberFormatException
    MethodParameters:
       Name  Flags
      input  final

  public boolean matches(java.net.InetAddress);
    descriptor: (Ljava/net/InetAddress;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=5, args_size=2
        start local 0 // org.apache.catalina.util.NetMask this
        start local 1 // java.net.InetAddress addr
         0: .line 167
            aload 1 /* addr */
            invokevirtual java.net.InetAddress.getAddress:()[B
            astore 2 /* candidate */
        start local 2 // byte[] candidate
         1: .line 187
            aload 2 /* candidate */
            arraylength
            aload 0 /* this */
            getfield org.apache.catalina.util.NetMask.netaddr:[B
            arraylength
            if_icmpeq 3
         2: .line 188
            iconst_0
            ireturn
         3: .line 201
      StackMap locals: byte[]
      StackMap stack:
            iconst_0
            istore 3 /* i */
        start local 3 // int i
         4: .line 202
            goto 8
         5: .line 203
      StackMap locals: int
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.catalina.util.NetMask.netaddr:[B
            iload 3 /* i */
            baload
            aload 2 /* candidate */
            iload 3 /* i */
            baload
            if_icmpeq 7
         6: .line 204
            iconst_0
            ireturn
         7: .line 202
      StackMap locals:
      StackMap stack:
            iinc 3 /* i */ 1
      StackMap locals:
      StackMap stack:
         8: iload 3 /* i */
            aload 0 /* this */
            getfield org.apache.catalina.util.NetMask.nrBytes:I
            if_icmplt 5
         9: .line 212
            aload 0 /* this */
            getfield org.apache.catalina.util.NetMask.lastByteShift:I
            ifne 11
        10: .line 213
            iconst_1
            ireturn
        11: .line 228
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.catalina.util.NetMask.netaddr:[B
            iload 3 /* i */
            baload
            aload 2 /* candidate */
            iload 3 /* i */
            baload
            ixor
            istore 4 /* lastByte */
        start local 4 // int lastByte
        12: .line 233
            iload 4 /* lastByte */
            aload 0 /* this */
            getfield org.apache.catalina.util.NetMask.lastByteShift:I
            ishr
            ifne 13
            iconst_1
            ireturn
      StackMap locals: int
      StackMap stack:
        13: iconst_0
            ireturn
        end local 4 // int lastByte
        end local 3 // int i
        end local 2 // byte[] candidate
        end local 1 // java.net.InetAddress addr
        end local 0 // org.apache.catalina.util.NetMask this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0   14     0       this  Lorg/apache/catalina/util/NetMask;
            0   14     1       addr  Ljava/net/InetAddress;
            1   14     2  candidate  [B
            4   14     3          i  I
           12   14     4   lastByte  I
    MethodParameters:
      Name  Flags
      addr  final

  public java.lang.String toString();
    descriptor: ()Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.apache.catalina.util.NetMask this
         0: .line 239
            aload 0 /* this */
            getfield org.apache.catalina.util.NetMask.expression:Ljava/lang/String;
            areturn
        end local 0 // org.apache.catalina.util.NetMask this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/catalina/util/NetMask;
}
SourceFile: "NetMask.java"