public class com.sun.jndi.dns.DnsContextFactory implements javax.naming.spi.InitialContextFactory
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: com.sun.jndi.dns.DnsContextFactory
  super_class: java.lang.Object
{
  private static final java.lang.String DEFAULT_URL;
    descriptor: Ljava/lang/String;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: "dns:"

  private static final int DEFAULT_PORT;
    descriptor: I
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: 53

  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.sun.jndi.dns.DnsContextFactory this
         0: .line 54
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // com.sun.jndi.dns.DnsContextFactory this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/sun/jndi/dns/DnsContextFactory;

  public javax.naming.Context getInitialContext(java.util.Hashtable<?, ?>);
    descriptor: (Ljava/util/Hashtable;)Ljavax/naming/Context;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // com.sun.jndi.dns.DnsContextFactory this
        start local 1 // java.util.Hashtable env
         0: .line 61
            aload 1 /* env */
            ifnonnull 2
         1: .line 62
            new java.util.Hashtable
            dup
            iconst_5
            invokespecial java.util.Hashtable.<init>:(I)V
            astore 1 /* env */
         2: .line 64
      StackMap locals:
      StackMap stack:
            aload 1 /* env */
            invokestatic com.sun.jndi.dns.DnsContextFactory.getInitCtxUrl:(Ljava/util/Hashtable;)Ljava/lang/String;
            aload 1 /* env */
            invokestatic com.sun.jndi.dns.DnsContextFactory.urlToContext:(Ljava/lang/String;Ljava/util/Hashtable;)Ljavax/naming/Context;
            areturn
        end local 1 // java.util.Hashtable env
        end local 0 // com.sun.jndi.dns.DnsContextFactory this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lcom/sun/jndi/dns/DnsContextFactory;
            0    3     1   env  Ljava/util/Hashtable<**>;
    Exceptions:
      throws javax.naming.NamingException
    Signature: (Ljava/util/Hashtable<**>;)Ljavax/naming/Context;
    MethodParameters:
      Name  Flags
      env   

  public static com.sun.jndi.dns.DnsContext getContext(java.lang.String, java.lang.String[], java.util.Hashtable<?, ?>);
    descriptor: (Ljava/lang/String;[Ljava/lang/String;Ljava/util/Hashtable;)Lcom/sun/jndi/dns/DnsContext;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=5, locals=3, args_size=3
        start local 0 // java.lang.String domain
        start local 1 // java.lang.String[] servers
        start local 2 // java.util.Hashtable env
         0: .line 70
            new com.sun.jndi.dns.DnsContext
            dup
            aload 0 /* domain */
            aload 1 /* servers */
            aload 2 /* env */
            invokespecial com.sun.jndi.dns.DnsContext.<init>:(Ljava/lang/String;[Ljava/lang/String;Ljava/util/Hashtable;)V
            areturn
        end local 2 // java.util.Hashtable env
        end local 1 // java.lang.String[] servers
        end local 0 // java.lang.String domain
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    1     0   domain  Ljava/lang/String;
            0    1     1  servers  [Ljava/lang/String;
            0    1     2      env  Ljava/util/Hashtable<**>;
    Exceptions:
      throws javax.naming.NamingException
    Signature: (Ljava/lang/String;[Ljava/lang/String;Ljava/util/Hashtable<**>;)Lcom/sun/jndi/dns/DnsContext;
    MethodParameters:
         Name  Flags
      domain   
      servers  
      env      

  public static com.sun.jndi.dns.DnsContext getContext(java.lang.String, com.sun.jndi.dns.DnsUrl[], java.util.Hashtable);
    descriptor: (Ljava/lang/String;[Lcom/sun/jndi/dns/DnsUrl;Ljava/util/Hashtable;)Lcom/sun/jndi/dns/DnsContext;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=5, args_size=3
        start local 0 // java.lang.String domain
        start local 1 // com.sun.jndi.dns.DnsUrl[] urls
        start local 2 // java.util.Hashtable env
         0: .line 81
            aload 1 /* urls */
            invokestatic com.sun.jndi.dns.DnsContextFactory.serversForUrls:([Lcom/sun/jndi/dns/DnsUrl;)[Ljava/lang/String;
            astore 3 /* servers */
        start local 3 // java.lang.String[] servers
         1: .line 82
            aload 0 /* domain */
            aload 3 /* servers */
            aload 2 /* env */
            invokestatic com.sun.jndi.dns.DnsContextFactory.getContext:(Ljava/lang/String;[Ljava/lang/String;Ljava/util/Hashtable;)Lcom/sun/jndi/dns/DnsContext;
            astore 4 /* ctx */
        start local 4 // com.sun.jndi.dns.DnsContext ctx
         2: .line 83
            aload 1 /* urls */
            invokestatic com.sun.jndi.dns.DnsContextFactory.platformServersUsed:([Lcom/sun/jndi/dns/DnsUrl;)Z
            ifeq 4
         3: .line 84
            aload 4 /* ctx */
            aload 0 /* domain */
            aload 3 /* servers */
            invokestatic com.sun.jndi.dns.DnsContextFactory.constructProviderUrl:(Ljava/lang/String;[Ljava/lang/String;)Ljava/lang/String;
            invokevirtual com.sun.jndi.dns.DnsContext.setProviderUrl:(Ljava/lang/String;)V
         4: .line 86
      StackMap locals: java.lang.String[] com.sun.jndi.dns.DnsContext
      StackMap stack:
            aload 4 /* ctx */
            areturn
        end local 4 // com.sun.jndi.dns.DnsContext ctx
        end local 3 // java.lang.String[] servers
        end local 2 // java.util.Hashtable env
        end local 1 // com.sun.jndi.dns.DnsUrl[] urls
        end local 0 // java.lang.String domain
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    5     0   domain  Ljava/lang/String;
            0    5     1     urls  [Lcom/sun/jndi/dns/DnsUrl;
            0    5     2      env  Ljava/util/Hashtable;
            1    5     3  servers  [Ljava/lang/String;
            2    5     4      ctx  Lcom/sun/jndi/dns/DnsContext;
    Exceptions:
      throws javax.naming.NamingException
    MethodParameters:
        Name  Flags
      domain  
      urls    
      env     

  public static boolean platformServersAvailable();
    descriptor: ()Z
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=0, args_size=0
         0: .line 94
            invokestatic sun.net.dns.ResolverConfiguration.open:()Lsun/net/dns/ResolverConfiguration;
            invokevirtual sun.net.dns.ResolverConfiguration.nameservers:()Ljava/util/List;
            iconst_1
         1: .line 93
            invokestatic com.sun.jndi.dns.DnsContextFactory.filterNameServers:(Ljava/util/List;Z)Ljava/util/List;
         2: .line 95
            invokeinterface java.util.List.isEmpty:()Z
            ifeq 4
         3: .line 93
            iconst_0
            goto 5
      StackMap locals:
      StackMap stack:
         4: iconst_1
      StackMap locals:
      StackMap stack: int
         5: ireturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  private static javax.naming.Context urlToContext(java.lang.String, java.util.Hashtable);
    descriptor: (Ljava/lang/String;Ljava/util/Hashtable;)Ljavax/naming/Context;
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=5, locals=5, args_size=2
        start local 0 // java.lang.String url
        start local 1 // java.util.Hashtable env
         0: .line 103
            aload 0 /* url */
            invokestatic com.sun.jndi.dns.DnsUrl.fromList:(Ljava/lang/String;)[Lcom/sun/jndi/dns/DnsUrl;
            astore 2 /* urls */
        start local 2 // com.sun.jndi.dns.DnsUrl[] urls
         1: .line 104
            goto 4
        end local 2 // com.sun.jndi.dns.DnsUrl[] urls
      StackMap locals:
      StackMap stack: java.net.MalformedURLException
         2: astore 3 /* e */
        start local 3 // java.net.MalformedURLException e
         3: .line 105
            new javax.naming.ConfigurationException
            dup
            aload 3 /* e */
            invokevirtual java.net.MalformedURLException.getMessage:()Ljava/lang/String;
            invokespecial javax.naming.ConfigurationException.<init>:(Ljava/lang/String;)V
            athrow
        end local 3 // java.net.MalformedURLException e
        start local 2 // com.sun.jndi.dns.DnsUrl[] urls
         4: .line 107
      StackMap locals: com.sun.jndi.dns.DnsUrl[]
      StackMap stack:
            aload 2 /* urls */
            arraylength
            ifne 8
         5: .line 108
            new javax.naming.ConfigurationException
            dup
         6: .line 109
            new java.lang.StringBuilder
            dup
            ldc "Invalid DNS pseudo-URL(s): "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 0 /* url */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
         7: .line 108
            invokespecial javax.naming.ConfigurationException.<init>:(Ljava/lang/String;)V
            athrow
         8: .line 111
      StackMap locals:
      StackMap stack:
            aload 2 /* urls */
            iconst_0
            aaload
            invokevirtual com.sun.jndi.dns.DnsUrl.getDomain:()Ljava/lang/String;
            astore 3 /* domain */
        start local 3 // java.lang.String domain
         9: .line 114
            iconst_1
            istore 4 /* i */
        start local 4 // int i
        10: goto 16
        11: .line 115
      StackMap locals: java.lang.String int
      StackMap stack:
            aload 3 /* domain */
            aload 2 /* urls */
            iload 4 /* i */
            aaload
            invokevirtual com.sun.jndi.dns.DnsUrl.getDomain:()Ljava/lang/String;
            invokevirtual java.lang.String.equalsIgnoreCase:(Ljava/lang/String;)Z
            ifne 15
        12: .line 116
            new javax.naming.ConfigurationException
            dup
        13: .line 117
            new java.lang.StringBuilder
            dup
            ldc "Conflicting domains: "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 0 /* url */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
        14: .line 116
            invokespecial javax.naming.ConfigurationException.<init>:(Ljava/lang/String;)V
            athrow
        15: .line 114
      StackMap locals:
      StackMap stack:
            iinc 4 /* i */ 1
      StackMap locals:
      StackMap stack:
        16: iload 4 /* i */
            aload 2 /* urls */
            arraylength
            if_icmplt 11
        end local 4 // int i
        17: .line 120
            aload 3 /* domain */
            aload 2 /* urls */
            aload 1 /* env */
            invokestatic com.sun.jndi.dns.DnsContextFactory.getContext:(Ljava/lang/String;[Lcom/sun/jndi/dns/DnsUrl;Ljava/util/Hashtable;)Lcom/sun/jndi/dns/DnsContext;
            areturn
        end local 3 // java.lang.String domain
        end local 2 // com.sun.jndi.dns.DnsUrl[] urls
        end local 1 // java.util.Hashtable env
        end local 0 // java.lang.String url
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0   18     0     url  Ljava/lang/String;
            0   18     1     env  Ljava/util/Hashtable;
            1    2     2    urls  [Lcom/sun/jndi/dns/DnsUrl;
            4   18     2    urls  [Lcom/sun/jndi/dns/DnsUrl;
            3    4     3       e  Ljava/net/MalformedURLException;
            9   18     3  domain  Ljava/lang/String;
           10   17     4       i  I
      Exception table:
        from    to  target  type
           0     1       2  Class java.net.MalformedURLException
    Exceptions:
      throws javax.naming.NamingException
    MethodParameters:
      Name  Flags
      url   
      env   

  private static java.lang.String[] serversForUrls(com.sun.jndi.dns.DnsUrl[]);
    descriptor: ([Lcom/sun/jndi/dns/DnsUrl;)[Ljava/lang/String;
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=4, locals=6, args_size=1
        start local 0 // com.sun.jndi.dns.DnsUrl[] urls
         0: .line 134
            aload 0 /* urls */
            arraylength
            ifne 2
         1: .line 135
            new javax.naming.ConfigurationException
            dup
            ldc "DNS pseudo-URL required"
            invokespecial javax.naming.ConfigurationException.<init>:(Ljava/lang/String;)V
            athrow
         2: .line 138
      StackMap locals:
      StackMap stack:
            new java.util.ArrayList
            dup
            invokespecial java.util.ArrayList.<init>:()V
            astore 1 /* servers */
        start local 1 // java.util.List servers
         3: .line 140
            iconst_0
            istore 2 /* i */
        start local 2 // int i
         4: goto 20
         5: .line 141
      StackMap locals: java.util.List int
      StackMap stack:
            aload 0 /* urls */
            iload 2 /* i */
            aaload
            invokevirtual com.sun.jndi.dns.DnsUrl.getHost:()Ljava/lang/String;
            astore 3 /* server */
        start local 3 // java.lang.String server
         6: .line 142
            aload 0 /* urls */
            iload 2 /* i */
            aaload
            invokevirtual com.sun.jndi.dns.DnsUrl.getPort:()I
            istore 4 /* port */
        start local 4 // int port
         7: .line 144
            aload 3 /* server */
            ifnonnull 13
            iload 4 /* port */
            ifge 13
         8: .line 149
            invokestatic sun.net.dns.ResolverConfiguration.open:()Lsun/net/dns/ResolverConfiguration;
            invokevirtual sun.net.dns.ResolverConfiguration.nameservers:()Ljava/util/List;
            iconst_0
         9: .line 148
            invokestatic com.sun.jndi.dns.DnsContextFactory.filterNameServers:(Ljava/util/List;Z)Ljava/util/List;
            astore 5 /* platformServers */
        start local 5 // java.util.List platformServers
        10: .line 150
            aload 5 /* platformServers */
            invokeinterface java.util.List.isEmpty:()Z
            ifne 13
        11: .line 151
            aload 1 /* servers */
            aload 5 /* platformServers */
            invokeinterface java.util.List.addAll:(Ljava/util/Collection;)Z
            pop
        12: .line 152
            goto 19
        end local 5 // java.util.List platformServers
        13: .line 156
      StackMap locals: java.lang.String int
      StackMap stack:
            aload 3 /* server */
            ifnonnull 15
        14: .line 157
            ldc "localhost"
            astore 3 /* server */
        15: .line 159
      StackMap locals:
      StackMap stack:
            aload 1 /* servers */
            iload 4 /* port */
            ifge 17
        16: .line 160
            aload 3 /* server */
            goto 18
        17: .line 161
      StackMap locals:
      StackMap stack: java.util.List
            new java.lang.StringBuilder
            dup
            aload 3 /* server */
            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;
            iload 4 /* port */
            invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
        18: .line 159
      StackMap locals: com.sun.jndi.dns.DnsUrl[] java.util.List int java.lang.String int
      StackMap stack: java.util.List java.lang.String
            invokeinterface java.util.List.add:(Ljava/lang/Object;)Z
            pop
        end local 4 // int port
        end local 3 // java.lang.String server
        19: .line 140
      StackMap locals:
      StackMap stack:
            iinc 2 /* i */ 1
      StackMap locals:
      StackMap stack:
        20: iload 2 /* i */
            aload 0 /* urls */
            arraylength
            if_icmplt 5
        end local 2 // int i
        21: .line 163
            aload 1 /* servers */
            aload 1 /* servers */
            invokeinterface java.util.List.size:()I
            anewarray java.lang.String
            invokeinterface java.util.List.toArray:([Ljava/lang/Object;)[Ljava/lang/Object;
            checkcast java.lang.String[]
            areturn
        end local 1 // java.util.List servers
        end local 0 // com.sun.jndi.dns.DnsUrl[] urls
      LocalVariableTable:
        Start  End  Slot             Name  Signature
            0   22     0             urls  [Lcom/sun/jndi/dns/DnsUrl;
            3   22     1          servers  Ljava/util/List<Ljava/lang/String;>;
            4   21     2                i  I
            6   19     3           server  Ljava/lang/String;
            7   19     4             port  I
           10   13     5  platformServers  Ljava/util/List<Ljava/lang/String;>;
    Exceptions:
      throws javax.naming.NamingException
    MethodParameters:
      Name  Flags
      urls  

  private static boolean platformServersUsed(com.sun.jndi.dns.DnsUrl[]);
    descriptor: ([Lcom/sun/jndi/dns/DnsUrl;)Z
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=2, locals=2, args_size=1
        start local 0 // com.sun.jndi.dns.DnsUrl[] urls
         0: .line 171
            invokestatic com.sun.jndi.dns.DnsContextFactory.platformServersAvailable:()Z
            ifne 2
         1: .line 172
            iconst_0
            ireturn
         2: .line 174
      StackMap locals:
      StackMap stack:
            iconst_0
            istore 1 /* i */
        start local 1 // int i
         3: goto 8
         4: .line 175
      StackMap locals: int
      StackMap stack:
            aload 0 /* urls */
            iload 1 /* i */
            aaload
            invokevirtual com.sun.jndi.dns.DnsUrl.getHost:()Ljava/lang/String;
            ifnonnull 7
         5: .line 176
            aload 0 /* urls */
            iload 1 /* i */
            aaload
            invokevirtual com.sun.jndi.dns.DnsUrl.getPort:()I
            ifge 7
         6: .line 177
            iconst_1
            ireturn
         7: .line 174
      StackMap locals:
      StackMap stack:
            iinc 1 /* i */ 1
      StackMap locals:
      StackMap stack:
         8: iload 1 /* i */
            aload 0 /* urls */
            arraylength
            if_icmplt 4
        end local 1 // int i
         9: .line 180
            iconst_0
            ireturn
        end local 0 // com.sun.jndi.dns.DnsUrl[] urls
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   10     0  urls  [Lcom/sun/jndi/dns/DnsUrl;
            3    9     1     i  I
    MethodParameters:
      Name  Flags
      urls  

  private static java.lang.String constructProviderUrl(java.lang.String, java.lang.String[]);
    descriptor: (Ljava/lang/String;[Ljava/lang/String;)Ljava/lang/String;
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=3, locals=5, args_size=2
        start local 0 // java.lang.String domain
        start local 1 // java.lang.String[] servers
         0: .line 192
            ldc ""
            astore 2 /* path */
        start local 2 // java.lang.String path
         1: .line 193
            aload 0 /* domain */
            ldc "."
            invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
            ifne 5
         2: .line 195
            new java.lang.StringBuilder
            dup
            ldc "/"
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 0 /* domain */
            ldc "ISO-8859-1"
            invokestatic com.sun.jndi.toolkit.url.UrlUtil.encode:(Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            astore 2 /* path */
         3: .line 196
            goto 5
      StackMap locals: java.lang.String java.lang.String[] java.lang.String
      StackMap stack: java.io.UnsupportedEncodingException
         4: pop
         5: .line 201
      StackMap locals:
      StackMap stack:
            new java.lang.StringBuffer
            dup
            invokespecial java.lang.StringBuffer.<init>:()V
            astore 3 /* buf */
        start local 3 // java.lang.StringBuffer buf
         6: .line 202
            iconst_0
            istore 4 /* i */
        start local 4 // int i
         7: goto 12
         8: .line 203
      StackMap locals: java.lang.StringBuffer int
      StackMap stack:
            iload 4 /* i */
            ifle 10
         9: .line 204
            aload 3 /* buf */
            bipush 32
            invokevirtual java.lang.StringBuffer.append:(C)Ljava/lang/StringBuffer;
            pop
        10: .line 206
      StackMap locals:
      StackMap stack:
            aload 3 /* buf */
            ldc "dns://"
            invokevirtual java.lang.StringBuffer.append:(Ljava/lang/String;)Ljava/lang/StringBuffer;
            aload 1 /* servers */
            iload 4 /* i */
            aaload
            invokevirtual java.lang.StringBuffer.append:(Ljava/lang/String;)Ljava/lang/StringBuffer;
            aload 2 /* path */
            invokevirtual java.lang.StringBuffer.append:(Ljava/lang/String;)Ljava/lang/StringBuffer;
            pop
        11: .line 202
            iinc 4 /* i */ 1
      StackMap locals:
      StackMap stack:
        12: iload 4 /* i */
            aload 1 /* servers */
            arraylength
            if_icmplt 8
        end local 4 // int i
        13: .line 208
            aload 3 /* buf */
            invokevirtual java.lang.StringBuffer.toString:()Ljava/lang/String;
            areturn
        end local 3 // java.lang.StringBuffer buf
        end local 2 // java.lang.String path
        end local 1 // java.lang.String[] servers
        end local 0 // java.lang.String domain
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0   14     0   domain  Ljava/lang/String;
            0   14     1  servers  [Ljava/lang/String;
            1   14     2     path  Ljava/lang/String;
            6   14     3      buf  Ljava/lang/StringBuffer;
            7   13     4        i  I
      Exception table:
        from    to  target  type
           2     3       4  Class java.io.UnsupportedEncodingException
    MethodParameters:
         Name  Flags
      domain   
      servers  

  private static java.lang.String getInitCtxUrl(java.util.Hashtable);
    descriptor: (Ljava/util/Hashtable;)Ljava/lang/String;
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=2, locals=2, args_size=1
        start local 0 // java.util.Hashtable env
         0: .line 216
            aload 0 /* env */
            ldc "java.naming.provider.url"
            invokevirtual java.util.Hashtable.get:(Ljava/lang/Object;)Ljava/lang/Object;
            checkcast java.lang.String
            astore 1 /* url */
        start local 1 // java.lang.String url
         1: .line 217
            aload 1 /* url */
            ifnull 2
            aload 1 /* url */
            goto 3
      StackMap locals: java.lang.String
      StackMap stack:
         2: ldc "dns:"
      StackMap locals:
      StackMap stack: java.lang.String
         3: areturn
        end local 1 // java.lang.String url
        end local 0 // java.util.Hashtable env
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0   env  Ljava/util/Hashtable;
            1    4     1   url  Ljava/lang/String;
    MethodParameters:
      Name  Flags
      env   

  private static java.util.List<java.lang.String> filterNameServers(java.util.List<java.lang.String>, boolean);
    descriptor: (Ljava/util/List;Z)Ljava/util/List;
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=4, locals=9, args_size=2
        start local 0 // java.util.List input
        start local 1 // boolean oneIsEnough
         0: .line 227
            invokestatic java.lang.System.getSecurityManager:()Ljava/lang/SecurityManager;
            astore 2 /* security */
        start local 2 // java.lang.SecurityManager security
         1: .line 228
            aload 2 /* security */
            ifnull 2
            aload 0 /* input */
            ifnull 2
            aload 0 /* input */
            invokeinterface java.util.List.isEmpty:()Z
            ifeq 3
         2: .line 229
      StackMap locals: java.lang.SecurityManager
      StackMap stack:
            aload 0 /* input */
            areturn
         3: .line 231
      StackMap locals:
      StackMap stack:
            new java.util.ArrayList
            dup
            invokespecial java.util.ArrayList.<init>:()V
            astore 3 /* output */
        start local 3 // java.util.List output
         4: .line 232
            aload 0 /* input */
            invokeinterface java.util.List.iterator:()Ljava/util/Iterator;
            astore 5
            goto 21
      StackMap locals: java.util.List int java.lang.SecurityManager java.util.List top java.util.Iterator
      StackMap stack:
         5: aload 5
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast java.lang.String
            astore 4 /* platformServer */
        start local 4 // java.lang.String platformServer
         6: .line 233
            aload 4 /* platformServer */
            bipush 58
            aload 4 /* platformServer */
            bipush 93
            invokevirtual java.lang.String.indexOf:(I)I
            iconst_1
            iadd
            invokevirtual java.lang.String.indexOf:(II)I
            istore 6 /* colon */
        start local 6 // int colon
         7: .line 234
            iload 6 /* colon */
            ifge 9
         8: .line 235
            bipush 53
            goto 10
         9: .line 236
      StackMap locals: java.util.List int java.lang.SecurityManager java.util.List java.lang.String java.util.Iterator int
      StackMap stack:
            aload 4 /* platformServer */
            iload 6 /* colon */
            iconst_1
            iadd
            invokevirtual java.lang.String.substring:(I)Ljava/lang/String;
            invokestatic java.lang.Integer.parseInt:(Ljava/lang/String;)I
        10: .line 234
      StackMap locals:
      StackMap stack: int
            istore 7 /* p */
        start local 7 // int p
        11: .line 237
            iload 6 /* colon */
            ifge 13
        12: .line 238
            aload 4 /* platformServer */
            goto 14
      StackMap locals: int
      StackMap stack:
        13: aload 4 /* platformServer */
            iconst_0
            iload 6 /* colon */
            invokevirtual java.lang.String.substring:(II)Ljava/lang/String;
        14: .line 237
      StackMap locals:
      StackMap stack: java.lang.String
            astore 8 /* s */
        start local 8 // java.lang.String s
        15: .line 240
            aload 2 /* security */
            aload 8 /* s */
            iload 7 /* p */
            invokevirtual java.lang.SecurityManager.checkConnect:(Ljava/lang/String;I)V
        16: .line 241
            aload 3 /* output */
            aload 4 /* platformServer */
            invokeinterface java.util.List.add:(Ljava/lang/Object;)Z
            pop
        17: .line 242
            iload 1 /* oneIsEnough */
            ifeq 21
        18: .line 243
            aload 3 /* output */
        19: areturn
        20: .line 245
      StackMap locals: java.util.List int java.lang.SecurityManager java.util.List java.lang.String java.util.Iterator int int java.lang.String
      StackMap stack: java.lang.SecurityException
            pop
        end local 8 // java.lang.String s
        end local 7 // int p
        end local 6 // int colon
        end local 4 // java.lang.String platformServer
        21: .line 232
      StackMap locals: java.util.List int java.lang.SecurityManager java.util.List top java.util.Iterator
      StackMap stack:
            aload 5
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 5
        22: .line 249
            aload 3 /* output */
            areturn
        end local 3 // java.util.List output
        end local 2 // java.lang.SecurityManager security
        end local 1 // boolean oneIsEnough
        end local 0 // java.util.List input
      LocalVariableTable:
        Start  End  Slot            Name  Signature
            0   23     0           input  Ljava/util/List<Ljava/lang/String;>;
            0   23     1     oneIsEnough  Z
            1   23     2        security  Ljava/lang/SecurityManager;
            4   23     3          output  Ljava/util/List<Ljava/lang/String;>;
            6   21     4  platformServer  Ljava/lang/String;
            7   21     6           colon  I
           11   21     7               p  I
           15   21     8               s  Ljava/lang/String;
      Exception table:
        from    to  target  type
          15    19      20  Class java.lang.SecurityException
    Signature: (Ljava/util/List<Ljava/lang/String;>;Z)Ljava/util/List<Ljava/lang/String;>;
    MethodParameters:
             Name  Flags
      input        
      oneIsEnough  
}
SourceFile: "DnsContextFactory.java"