https://github.com/sgroschupf/zkclient: A zookeeper client, that makes life a little easier.
  • Stefan Groshupf
  • Peter Voss
  • Johannes Zillmann 
public class org.I0Itec.zkclient.util.ZkPathUtil
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.I0Itec.zkclient.util.ZkPathUtil
  super_class: java.lang.Object
{
  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.I0Itec.zkclient.util.ZkPathUtil this
         0: .line 22
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // org.I0Itec.zkclient.util.ZkPathUtil this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/I0Itec/zkclient/util/ZkPathUtil;

  public static java.lang.String leadingZeros(long, int);
    descriptor: (JI)Ljava/lang/String;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=6, locals=3, args_size=2
        start local 0 // long number
        start local 2 // int numberOfLeadingZeros
         0: .line 25
            new java.lang.StringBuilder
            dup
            ldc "%0"
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            iload 2 /* numberOfLeadingZeros */
            invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
            ldc "d"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            iconst_1
            anewarray java.lang.Object
            dup
            iconst_0
            lload 0 /* number */
            invokestatic java.lang.Long.valueOf:(J)Ljava/lang/Long;
            aastore
            invokestatic java.lang.String.format:(Ljava/lang/String;[Ljava/lang/Object;)Ljava/lang/String;
            areturn
        end local 2 // int numberOfLeadingZeros
        end local 0 // long number
      LocalVariableTable:
        Start  End  Slot                  Name  Signature
            0    1     0                number  J
            0    1     2  numberOfLeadingZeros  I
    MethodParameters:
                      Name  Flags
      number                
      numberOfLeadingZeros  

  public static java.lang.String toString(org.I0Itec.zkclient.ZkClient);
    descriptor: (Lorg/I0Itec/zkclient/ZkClient;)Ljava/lang/String;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // org.I0Itec.zkclient.ZkClient zkClient
         0: .line 29
            aload 0 /* zkClient */
            ldc "/"
            getstatic org.I0Itec.zkclient.util.ZkPathUtil$PathFilter.ALL:Lorg/I0Itec/zkclient/util/ZkPathUtil$PathFilter;
            invokestatic org.I0Itec.zkclient.util.ZkPathUtil.toString:(Lorg/I0Itec/zkclient/ZkClient;Ljava/lang/String;Lorg/I0Itec/zkclient/util/ZkPathUtil$PathFilter;)Ljava/lang/String;
            areturn
        end local 0 // org.I0Itec.zkclient.ZkClient zkClient
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    1     0  zkClient  Lorg/I0Itec/zkclient/ZkClient;
    MethodParameters:
          Name  Flags
      zkClient  

  public static java.lang.String toString(org.I0Itec.zkclient.ZkClient, java.lang.String, org.I0Itec.zkclient.util.ZkPathUtil$PathFilter);
    descriptor: (Lorg/I0Itec/zkclient/ZkClient;Ljava/lang/String;Lorg/I0Itec/zkclient/util/ZkPathUtil$PathFilter;)Ljava/lang/String;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=5, locals=4, args_size=3
        start local 0 // org.I0Itec.zkclient.ZkClient zkClient
        start local 1 // java.lang.String startPath
        start local 2 // org.I0Itec.zkclient.util.ZkPathUtil$PathFilter pathFilter
         0: .line 34
            new java.lang.StringBuilder
            dup
            new java.lang.StringBuilder
            dup
            ldc "+ ("
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 1 /* startPath */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            ldc ")"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            astore 3 /* builder */
        start local 3 // java.lang.StringBuilder builder
         1: .line 35
            aload 3 /* builder */
            ldc "\n"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            pop
         2: .line 36
            aload 0 /* zkClient */
            aload 2 /* pathFilter */
            iconst_1
            aload 3 /* builder */
            aload 1 /* startPath */
            invokestatic org.I0Itec.zkclient.util.ZkPathUtil.addChildrenToStringBuilder:(Lorg/I0Itec/zkclient/ZkClient;Lorg/I0Itec/zkclient/util/ZkPathUtil$PathFilter;ILjava/lang/StringBuilder;Ljava/lang/String;)V
         3: .line 37
            aload 3 /* builder */
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            areturn
        end local 3 // java.lang.StringBuilder builder
        end local 2 // org.I0Itec.zkclient.util.ZkPathUtil$PathFilter pathFilter
        end local 1 // java.lang.String startPath
        end local 0 // org.I0Itec.zkclient.ZkClient zkClient
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    4     0    zkClient  Lorg/I0Itec/zkclient/ZkClient;
            0    4     1   startPath  Ljava/lang/String;
            0    4     2  pathFilter  Lorg/I0Itec/zkclient/util/ZkPathUtil$PathFilter;
            1    4     3     builder  Ljava/lang/StringBuilder;
    MethodParameters:
            Name  Flags
      zkClient    
      startPath   
      pathFilter  

  private static void addChildrenToStringBuilder(org.I0Itec.zkclient.ZkClient, org.I0Itec.zkclient.util.ZkPathUtil$PathFilter, int, java.lang.StringBuilder, java.lang.String);
    descriptor: (Lorg/I0Itec/zkclient/ZkClient;Lorg/I0Itec/zkclient/util/ZkPathUtil$PathFilter;ILjava/lang/StringBuilder;Ljava/lang/String;)V
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=5, locals=9, args_size=5
        start local 0 // org.I0Itec.zkclient.ZkClient zkClient
        start local 1 // org.I0Itec.zkclient.util.ZkPathUtil$PathFilter pathFilter
        start local 2 // int level
        start local 3 // java.lang.StringBuilder builder
        start local 4 // java.lang.String startPath
         0: .line 41
            aload 0 /* zkClient */
            aload 4 /* startPath */
            invokevirtual org.I0Itec.zkclient.ZkClient.getChildren:(Ljava/lang/String;)Ljava/util/List;
            astore 5 /* children */
        start local 5 // java.util.List children
         1: .line 42
            aload 5 /* children */
            invokeinterface java.util.List.iterator:()Ljava/util/Iterator;
            astore 7
            goto 12
      StackMap locals: org.I0Itec.zkclient.ZkClient org.I0Itec.zkclient.util.ZkPathUtil$PathFilter int java.lang.StringBuilder java.lang.String java.util.List top java.util.Iterator
      StackMap stack:
         2: aload 7
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast java.lang.String
            astore 6 /* node */
        start local 6 // java.lang.String node
         3: .line 44
            aload 4 /* startPath */
            ldc "/"
            invokevirtual java.lang.String.endsWith:(Ljava/lang/String;)Z
            ifeq 6
         4: .line 45
            new java.lang.StringBuilder
            dup
            aload 4 /* startPath */
            invokestatic java.lang.String.valueOf:(Ljava/lang/Object;)Ljava/lang/String;
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 6 /* node */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            astore 8 /* nestedPath */
        start local 8 // java.lang.String nestedPath
         5: .line 46
            goto 7
        end local 8 // java.lang.String nestedPath
         6: .line 47
      StackMap locals: org.I0Itec.zkclient.ZkClient org.I0Itec.zkclient.util.ZkPathUtil$PathFilter int java.lang.StringBuilder java.lang.String java.util.List java.lang.String java.util.Iterator
      StackMap stack:
            new java.lang.StringBuilder
            dup
            aload 4 /* startPath */
            invokestatic java.lang.String.valueOf:(Ljava/lang/Object;)Ljava/lang/String;
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            ldc "/"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            aload 6 /* node */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            astore 8 /* nestedPath */
        start local 8 // java.lang.String nestedPath
         7: .line 49
      StackMap locals: java.lang.String
      StackMap stack:
            aload 1 /* pathFilter */
            aload 8 /* nestedPath */
            invokeinterface org.I0Itec.zkclient.util.ZkPathUtil$PathFilter.showChilds:(Ljava/lang/String;)Z
            ifeq 11
         8: .line 50
            aload 3 /* builder */
            new java.lang.StringBuilder
            dup
            iload 2 /* level */
            iconst_1
            isub
            invokestatic org.I0Itec.zkclient.util.ZkPathUtil.getSpaces:(I)Ljava/lang/String;
            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;
            ldc "+"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            aload 6 /* node */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            ldc "\n"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            pop
         9: .line 51
            aload 0 /* zkClient */
            aload 1 /* pathFilter */
            iload 2 /* level */
            iconst_1
            iadd
            aload 3 /* builder */
            aload 8 /* nestedPath */
            invokestatic org.I0Itec.zkclient.util.ZkPathUtil.addChildrenToStringBuilder:(Lorg/I0Itec/zkclient/ZkClient;Lorg/I0Itec/zkclient/util/ZkPathUtil$PathFilter;ILjava/lang/StringBuilder;Ljava/lang/String;)V
        10: .line 52
            goto 12
        11: .line 53
      StackMap locals:
      StackMap stack:
            aload 3 /* builder */
            new java.lang.StringBuilder
            dup
            iload 2 /* level */
            iconst_1
            isub
            invokestatic org.I0Itec.zkclient.util.ZkPathUtil.getSpaces:(I)Ljava/lang/String;
            invokestatic java.lang.String.valueOf:(Ljava/lang/Object;)Ljava/lang/String;
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            ldc "'-"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            ldc "-"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            aload 6 /* node */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            ldc " (contents hidden)\n"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            pop
        end local 8 // java.lang.String nestedPath
        end local 6 // java.lang.String node
        12: .line 42
      StackMap locals: org.I0Itec.zkclient.ZkClient org.I0Itec.zkclient.util.ZkPathUtil$PathFilter int java.lang.StringBuilder java.lang.String java.util.List top java.util.Iterator
      StackMap stack:
            aload 7
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 2
        13: .line 56
            return
        end local 5 // java.util.List children
        end local 4 // java.lang.String startPath
        end local 3 // java.lang.StringBuilder builder
        end local 2 // int level
        end local 1 // org.I0Itec.zkclient.util.ZkPathUtil$PathFilter pathFilter
        end local 0 // org.I0Itec.zkclient.ZkClient zkClient
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0   14     0    zkClient  Lorg/I0Itec/zkclient/ZkClient;
            0   14     1  pathFilter  Lorg/I0Itec/zkclient/util/ZkPathUtil$PathFilter;
            0   14     2       level  I
            0   14     3     builder  Ljava/lang/StringBuilder;
            0   14     4   startPath  Ljava/lang/String;
            1   14     5    children  Ljava/util/List<Ljava/lang/String;>;
            3   12     6        node  Ljava/lang/String;
            5    6     8  nestedPath  Ljava/lang/String;
            7   12     8  nestedPath  Ljava/lang/String;
    MethodParameters:
            Name  Flags
      zkClient    
      pathFilter  
      level       final
      builder     final
      startPath   final

  private static java.lang.String getSpaces(int);
    descriptor: (I)Ljava/lang/String;
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=3, locals=3, args_size=1
        start local 0 // int level
         0: .line 59
            ldc ""
            astore 1 /* s */
        start local 1 // java.lang.String s
         1: .line 60
            iconst_0
            istore 2 /* i */
        start local 2 // int i
         2: goto 5
         3: .line 61
      StackMap locals: java.lang.String int
      StackMap stack:
            new java.lang.StringBuilder
            dup
            aload 1 /* s */
            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;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            astore 1 /* s */
         4: .line 60
            iinc 2 /* i */ 1
      StackMap locals:
      StackMap stack:
         5: iload 2 /* i */
            iload 0 /* level */
            if_icmplt 3
        end local 2 // int i
         6: .line 63
            aload 1 /* s */
            areturn
        end local 1 // java.lang.String s
        end local 0 // int level
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    7     0  level  I
            1    7     1      s  Ljava/lang/String;
            2    6     2      i  I
    MethodParameters:
       Name  Flags
      level  final
}
SourceFile: "ZkPathUtil.java"
NestMembers:
  org.I0Itec.zkclient.util.ZkPathUtil$PathFilter  org.I0Itec.zkclient.util.ZkPathUtil$PathFilter$1
InnerClasses:
  public abstract PathFilter = org.I0Itec.zkclient.util.ZkPathUtil$PathFilter of org.I0Itec.zkclient.util.ZkPathUtil