http://fastutil.di.unimi.it/: fastutil extends the Java Collections Framework by providing type-specific maps, sets, lists and priority queues with a small memory footprint and fast access and insertion; provides also big (64-bit) arrays, sets and lists, and fast, practical I/O classes for binary and text files.
  • Sebastiano Vigna 
class it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator
  super_class: java.lang.Object
{
  int pos;
    descriptor: I
    flags: (0x0000) 

  int last;
    descriptor: I
    flags: (0x0000) 

  int c;
    descriptor: I
    flags: (0x0000) 

  boolean mustReturnNullKey;
    descriptor: Z
    flags: (0x0000) 

  it.unimi.dsi.fastutil.doubles.DoubleArrayList wrapped;
    descriptor: Lit/unimi/dsi/fastutil/doubles/DoubleArrayList;
    flags: (0x0000) 

  final it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap this$0;
    descriptor: Lit/unimi/dsi/fastutil/doubles/Double2DoubleOpenHashMap;
    flags: (0x1010) ACC_FINAL, ACC_SYNTHETIC

  private void <init>(it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap);
    descriptor: (Lit/unimi/dsi/fastutil/doubles/Double2DoubleOpenHashMap;)V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator this
         0: .line 724
            aload 0 /* this */
            aload 1
            putfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.this$0:Lit/unimi/dsi/fastutil/doubles/Double2DoubleOpenHashMap;
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 730
            aload 0 /* this */
            aload 1
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap.n:I
            putfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.pos:I
         2: .line 737
            aload 0 /* this */
            iconst_m1
            putfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.last:I
         3: .line 739
            aload 0 /* this */
            aload 1
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap.size:I
            putfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.c:I
         4: .line 743
            aload 0 /* this */
            aload 1
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap.containsNullKey:Z
            putfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.mustReturnNullKey:Z
         5: .line 724
            return
        end local 0 // it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    6     0  this  Lit/unimi/dsi/fastutil/doubles/Double2DoubleOpenHashMap$MapIterator;
    MethodParameters:
        Name  Flags
      this$0  final

  public boolean hasNext();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator this
         0: .line 750
            aload 0 /* this */
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.c:I
            ifeq 1
            iconst_1
            ireturn
      StackMap locals:
      StackMap stack:
         1: iconst_0
            ireturn
        end local 0 // it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lit/unimi/dsi/fastutil/doubles/Double2DoubleOpenHashMap$MapIterator;

  public int nextEntry();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=5, args_size=1
        start local 0 // it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator this
         0: .line 753
            aload 0 /* this */
            invokevirtual it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.hasNext:()Z
            ifne 2
         1: .line 754
            new java.util.NoSuchElementException
            dup
            invokespecial java.util.NoSuchElementException.<init>:()V
            athrow
         2: .line 755
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            dup
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.c:I
            iconst_1
            isub
            putfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.c:I
         3: .line 756
            aload 0 /* this */
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.mustReturnNullKey:Z
            ifeq 6
         4: .line 757
            aload 0 /* this */
            iconst_0
            putfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.mustReturnNullKey:Z
         5: .line 758
            aload 0 /* this */
            aload 0 /* this */
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.this$0:Lit/unimi/dsi/fastutil/doubles/Double2DoubleOpenHashMap;
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap.n:I
            dup_x1
            putfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.last:I
            ireturn
         6: .line 760
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.this$0:Lit/unimi/dsi/fastutil/doubles/Double2DoubleOpenHashMap;
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap.key:[D
            astore 1 /* key */
        start local 1 // double[] key
         7: .line 762
      StackMap locals: double[]
      StackMap stack:
            aload 0 /* this */
            dup
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.pos:I
            iconst_1
            isub
            dup_x1
            putfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.pos:I
            ifge 15
         8: .line 764
            aload 0 /* this */
            ldc -2147483648
            putfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.last:I
         9: .line 765
            aload 0 /* this */
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.wrapped:Lit/unimi/dsi/fastutil/doubles/DoubleArrayList;
            aload 0 /* this */
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.pos:I
            ineg
            iconst_1
            isub
            invokevirtual it.unimi.dsi.fastutil.doubles.DoubleArrayList.getDouble:(I)D
            dstore 2 /* k */
        start local 2 // double k
        10: .line 766
            dload 2 /* k */
            invokestatic java.lang.Double.doubleToRawLongBits:(D)J
            invokestatic it.unimi.dsi.fastutil.HashCommon.mix:(J)J
            l2i
            aload 0 /* this */
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.this$0:Lit/unimi/dsi/fastutil/doubles/Double2DoubleOpenHashMap;
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap.mask:I
            iand
            istore 4 /* p */
        start local 4 // int p
        11: .line 767
            goto 13
        12: .line 768
      StackMap locals: double int
      StackMap stack:
            iload 4 /* p */
            iconst_1
            iadd
            aload 0 /* this */
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.this$0:Lit/unimi/dsi/fastutil/doubles/Double2DoubleOpenHashMap;
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap.mask:I
            iand
            istore 4 /* p */
        13: .line 767
      StackMap locals:
      StackMap stack:
            dload 2 /* k */
            invokestatic java.lang.Double.doubleToLongBits:(D)J
            aload 1 /* key */
            iload 4 /* p */
            daload
            invokestatic java.lang.Double.doubleToLongBits:(D)J
            lcmp
            ifne 12
        14: .line 769
            iload 4 /* p */
            ireturn
        end local 4 // int p
        end local 2 // double k
        15: .line 771
      StackMap locals:
      StackMap stack:
            aload 1 /* key */
            aload 0 /* this */
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.pos:I
            daload
            invokestatic java.lang.Double.doubleToLongBits:(D)J
            lconst_0
            lcmp
            ifeq 7
        16: .line 772
            aload 0 /* this */
            aload 0 /* this */
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.pos:I
            dup_x1
            putfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.last:I
            ireturn
        end local 1 // double[] key
        end local 0 // it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   17     0  this  Lit/unimi/dsi/fastutil/doubles/Double2DoubleOpenHashMap$MapIterator;
            7   17     1   key  [D
           10   15     2     k  D
           11   15     4     p  I

  private void shiftKeys(int);
    descriptor: (I)V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=4, locals=7, args_size=2
        start local 0 // it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator this
        start local 1 // int pos
         0: .line 786
            aload 0 /* this */
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.this$0:Lit/unimi/dsi/fastutil/doubles/Double2DoubleOpenHashMap;
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap.key:[D
            astore 6 /* key */
        start local 6 // double[] key
         1: .line 788
      StackMap locals: it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator int top top top top double[]
      StackMap stack:
            iload 1 /* pos */
            dup
            istore 2 /* last */
        start local 2 // int last
         2: iconst_1
            iadd
            aload 0 /* this */
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.this$0:Lit/unimi/dsi/fastutil/doubles/Double2DoubleOpenHashMap;
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap.mask:I
            iand
            istore 1 /* pos */
         3: .line 790
      StackMap locals: it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator int int top top top double[]
      StackMap stack:
            aload 6 /* key */
            iload 1 /* pos */
            daload
            dup2
            dstore 4 /* curr */
        start local 4 // double curr
         4: invokestatic java.lang.Double.doubleToLongBits:(D)J
            lconst_0
            lcmp
            ifne 7
         5: .line 791
            aload 6 /* key */
            iload 2 /* last */
            dconst_0
            dastore
         6: .line 792
            return
         7: .line 794
      StackMap locals: it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator int int top double double[]
      StackMap stack:
            dload 4 /* curr */
            invokestatic java.lang.Double.doubleToRawLongBits:(D)J
            invokestatic it.unimi.dsi.fastutil.HashCommon.mix:(J)J
            l2i
            aload 0 /* this */
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.this$0:Lit/unimi/dsi/fastutil/doubles/Double2DoubleOpenHashMap;
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap.mask:I
            iand
            istore 3 /* slot */
        start local 3 // int slot
         8: .line 795
            iload 2 /* last */
            iload 1 /* pos */
            if_icmpgt 9
            iload 2 /* last */
            iload 3 /* slot */
            if_icmpge 13
            iload 3 /* slot */
            iload 1 /* pos */
            if_icmple 11
            goto 13
      StackMap locals: it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator int int int double double[]
      StackMap stack:
         9: iload 2 /* last */
            iload 3 /* slot */
            if_icmplt 11
            iload 3 /* slot */
            iload 1 /* pos */
            if_icmple 11
        10: .line 796
            goto 13
        11: .line 797
      StackMap locals:
      StackMap stack:
            iload 1 /* pos */
            iconst_1
            iadd
            aload 0 /* this */
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.this$0:Lit/unimi/dsi/fastutil/doubles/Double2DoubleOpenHashMap;
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap.mask:I
            iand
            istore 1 /* pos */
        end local 4 // double curr
        end local 3 // int slot
        12: .line 789
            goto 3
        start local 3 // int slot
        start local 4 // double curr
        13: .line 799
      StackMap locals:
      StackMap stack:
            iload 1 /* pos */
            iload 2 /* last */
            if_icmpge 17
        14: .line 800
            aload 0 /* this */
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.wrapped:Lit/unimi/dsi/fastutil/doubles/DoubleArrayList;
            ifnonnull 16
        15: .line 801
            aload 0 /* this */
            new it.unimi.dsi.fastutil.doubles.DoubleArrayList
            dup
            iconst_2
            invokespecial it.unimi.dsi.fastutil.doubles.DoubleArrayList.<init>:(I)V
            putfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.wrapped:Lit/unimi/dsi/fastutil/doubles/DoubleArrayList;
        16: .line 802
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.wrapped:Lit/unimi/dsi/fastutil/doubles/DoubleArrayList;
            aload 6 /* key */
            iload 1 /* pos */
            daload
            invokevirtual it.unimi.dsi.fastutil.doubles.DoubleArrayList.add:(D)Z
            pop
        17: .line 804
      StackMap locals:
      StackMap stack:
            aload 6 /* key */
            iload 2 /* last */
            dload 4 /* curr */
            dastore
        18: .line 805
            aload 0 /* this */
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.this$0:Lit/unimi/dsi/fastutil/doubles/Double2DoubleOpenHashMap;
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap.value:[D
            iload 2 /* last */
            aload 0 /* this */
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.this$0:Lit/unimi/dsi/fastutil/doubles/Double2DoubleOpenHashMap;
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap.value:[D
            iload 1 /* pos */
            daload
            dastore
        end local 4 // double curr
        end local 3 // int slot
        end local 2 // int last
        19: .line 787
            goto 1
        end local 6 // double[] key
        end local 1 // int pos
        end local 0 // it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   20     0  this  Lit/unimi/dsi/fastutil/doubles/Double2DoubleOpenHashMap$MapIterator;
            0   20     1   pos  I
            2   19     2  last  I
            8   12     3  slot  I
           13   19     3  slot  I
            4   12     4  curr  D
           13   19     4  curr  D
            1   20     6   key  [D
    MethodParameters:
      Name  Flags
      pos   

  public void remove();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=1, args_size=1
        start local 0 // it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator this
         0: .line 809
            aload 0 /* this */
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.last:I
            iconst_m1
            if_icmpne 2
         1: .line 810
            new java.lang.IllegalStateException
            dup
            invokespecial java.lang.IllegalStateException.<init>:()V
            athrow
         2: .line 811
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.last:I
            aload 0 /* this */
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.this$0:Lit/unimi/dsi/fastutil/doubles/Double2DoubleOpenHashMap;
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap.n:I
            if_icmpne 5
         3: .line 812
            aload 0 /* this */
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.this$0:Lit/unimi/dsi/fastutil/doubles/Double2DoubleOpenHashMap;
            iconst_0
            putfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap.containsNullKey:Z
         4: .line 813
            goto 10
      StackMap locals:
      StackMap stack:
         5: aload 0 /* this */
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.pos:I
            iflt 7
         6: .line 814
            aload 0 /* this */
            aload 0 /* this */
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.last:I
            invokevirtual it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.shiftKeys:(I)V
            goto 10
         7: .line 817
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.this$0:Lit/unimi/dsi/fastutil/doubles/Double2DoubleOpenHashMap;
            aload 0 /* this */
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.wrapped:Lit/unimi/dsi/fastutil/doubles/DoubleArrayList;
            aload 0 /* this */
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.pos:I
            ineg
            iconst_1
            isub
            invokevirtual it.unimi.dsi.fastutil.doubles.DoubleArrayList.getDouble:(I)D
            invokevirtual it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap.remove:(D)D
            pop2
         8: .line 818
            aload 0 /* this */
            iconst_m1
            putfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.last:I
         9: .line 819
            return
        10: .line 821
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.this$0:Lit/unimi/dsi/fastutil/doubles/Double2DoubleOpenHashMap;
            dup
            getfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap.size:I
            iconst_1
            isub
            putfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap.size:I
        11: .line 822
            aload 0 /* this */
            iconst_m1
            putfield it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.last:I
        12: .line 825
            return
        end local 0 // it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   13     0  this  Lit/unimi/dsi/fastutil/doubles/Double2DoubleOpenHashMap$MapIterator;

  public int skip(int);
    descriptor: (I)I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=2
        start local 0 // it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator this
        start local 1 // int n
         0: .line 827
            iload 1 /* n */
            istore 2 /* i */
        start local 2 // int i
         1: .line 828
            goto 3
         2: .line 829
      StackMap locals: int
      StackMap stack:
            aload 0 /* this */
            invokevirtual it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.nextEntry:()I
            pop
         3: .line 828
      StackMap locals:
      StackMap stack:
            iload 2 /* i */
            iinc 2 /* i */ -1
            ifeq 4
            aload 0 /* this */
            invokevirtual it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator.hasNext:()Z
            ifne 2
         4: .line 830
      StackMap locals:
      StackMap stack:
            iload 1 /* n */
            iload 2 /* i */
            isub
            iconst_1
            isub
            ireturn
        end local 2 // int i
        end local 1 // int n
        end local 0 // it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    5     0  this  Lit/unimi/dsi/fastutil/doubles/Double2DoubleOpenHashMap$MapIterator;
            0    5     1     n  I
            1    5     2     i  I
    MethodParameters:
      Name  Flags
      n     final
}
SourceFile: "Double2DoubleOpenHashMap.java"
NestHost: it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap
InnerClasses:
  private MapIterator = it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap$MapIterator of it.unimi.dsi.fastutil.doubles.Double2DoubleOpenHashMap