com.google.guava/guava/30.0-jre : com/google/common/base/AbstractIterator.class

AbstractIterator
https://github.com/google/guava/guava: Guava is a suite of core and expanded libraries that include utility classes, google's collections, io classes, and much much more.
Apache License, Version 2.0
Kevin Bourrillion (Google)
abstract class com.google.common.base.AbstractIterator<T> implements java.util.Iterator<T>
  minor version: 0
  major version: 59
  flags: flags: (0x0420) ACC_SUPER, ACC_ABSTRACT
  this_class: com.google.common.base.AbstractIterator
  super_class: java.lang.Object
{
  private com.google.common.base.AbstractIterator$State state;
    descriptor: Lcom/google/common/base/AbstractIterator$State;
    flags: (0x0002) ACC_PRIVATE
    Signature: Lcom/google/common/base/AbstractIterator$State;

  private T next;
    descriptor: Ljava/lang/Object;
    flags: (0x0002) ACC_PRIVATE
    Signature: TT;
    RuntimeVisibleTypeAnnotations: 
      FIELD
        org.checkerframework.checker.nullness.qual.Nullable()

  private static volatile int[] $SWITCH_TABLE$com$google$common$base$AbstractIterator$State;
    descriptor: [I
    flags: (0x104a) ACC_PRIVATE, ACC_STATIC, ACC_VOLATILE, ACC_SYNTHETIC

  protected void <init>();
    descriptor: ()V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // com.google.common.base.AbstractIterator this
         0: .line 33
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 31
            aload 0 /* this */
            getstatic com.google.common.base.AbstractIterator$State.NOT_READY:Lcom/google/common/base/AbstractIterator$State;
            putfield com.google.common.base.AbstractIterator.state:Lcom/google/common/base/AbstractIterator$State;
         2: .line 33
            return
        end local 0 // com.google.common.base.AbstractIterator this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lcom/google/common/base/AbstractIterator<TT;>;

  protected abstract T computeNext();
    descriptor: ()Ljava/lang/Object;
    flags: (0x0404) ACC_PROTECTED, ACC_ABSTRACT
    Signature: ()TT;

  protected final T endOfData();
    descriptor: ()Ljava/lang/Object;
    flags: (0x0014) ACC_PROTECTED, ACC_FINAL
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // com.google.common.base.AbstractIterator this
         0: .line 48
            aload 0 /* this */
            getstatic com.google.common.base.AbstractIterator$State.DONE:Lcom/google/common/base/AbstractIterator$State;
            putfield com.google.common.base.AbstractIterator.state:Lcom/google/common/base/AbstractIterator$State;
         1: .line 49
            aconst_null
            areturn
        end local 0 // com.google.common.base.AbstractIterator this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lcom/google/common/base/AbstractIterator<TT;>;
    Signature: ()TT;
    RuntimeInvisibleAnnotations: 
      com.google.errorprone.annotations.CanIgnoreReturnValue()
    RuntimeVisibleTypeAnnotations: 
      METHOD_RETURN
        org.checkerframework.checker.nullness.qual.Nullable()

  public final boolean hasNext();
    descriptor: ()Z
    flags: (0x0011) ACC_PUBLIC, ACC_FINAL
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // com.google.common.base.AbstractIterator this
         0: .line 54
            aload 0 /* this */
            getfield com.google.common.base.AbstractIterator.state:Lcom/google/common/base/AbstractIterator$State;
            getstatic com.google.common.base.AbstractIterator$State.FAILED:Lcom/google/common/base/AbstractIterator$State;
            if_acmpeq 1
            iconst_1
            goto 2
      StackMap locals:
      StackMap stack:
         1: iconst_0
      StackMap locals:
      StackMap stack: int
         2: invokestatic com.google.common.base.Preconditions.checkState:(Z)V
         3: .line 55
            invokestatic com.google.common.base.AbstractIterator.$SWITCH_TABLE$com$google$common$base$AbstractIterator$State:()[I
            aload 0 /* this */
            getfield com.google.common.base.AbstractIterator.state:Lcom/google/common/base/AbstractIterator$State;
            invokevirtual com.google.common.base.AbstractIterator$State.ordinal:()I
            iaload
            tableswitch { // 1 - 3
                    1: 5
                    2: 6
                    3: 4
              default: 6
          }
         4: .line 57
      StackMap locals:
      StackMap stack:
            iconst_0
            ireturn
         5: .line 59
      StackMap locals:
      StackMap stack:
            iconst_1
            ireturn
         6: .line 62
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            invokevirtual com.google.common.base.AbstractIterator.tryToComputeNext:()Z
            ireturn
        end local 0 // com.google.common.base.AbstractIterator this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    7     0  this  Lcom/google/common/base/AbstractIterator<TT;>;

  private boolean tryToComputeNext();
    descriptor: ()Z
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // com.google.common.base.AbstractIterator this
         0: .line 66
            aload 0 /* this */
            getstatic com.google.common.base.AbstractIterator$State.FAILED:Lcom/google/common/base/AbstractIterator$State;
            putfield com.google.common.base.AbstractIterator.state:Lcom/google/common/base/AbstractIterator$State;
         1: .line 67
            aload 0 /* this */
            aload 0 /* this */
            invokevirtual com.google.common.base.AbstractIterator.computeNext:()Ljava/lang/Object;
            putfield com.google.common.base.AbstractIterator.next:Ljava/lang/Object;
         2: .line 68
            aload 0 /* this */
            getfield com.google.common.base.AbstractIterator.state:Lcom/google/common/base/AbstractIterator$State;
            getstatic com.google.common.base.AbstractIterator$State.DONE:Lcom/google/common/base/AbstractIterator$State;
            if_acmpeq 5
         3: .line 69
            aload 0 /* this */
            getstatic com.google.common.base.AbstractIterator$State.READY:Lcom/google/common/base/AbstractIterator$State;
            putfield com.google.common.base.AbstractIterator.state:Lcom/google/common/base/AbstractIterator$State;
         4: .line 70
            iconst_1
            ireturn
         5: .line 72
      StackMap locals:
      StackMap stack:
            iconst_0
            ireturn
        end local 0 // com.google.common.base.AbstractIterator this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    6     0  this  Lcom/google/common/base/AbstractIterator<TT;>;

  public final T next();
    descriptor: ()Ljava/lang/Object;
    flags: (0x0011) ACC_PUBLIC, ACC_FINAL
    Code:
      stack=2, locals=2, args_size=1
        start local 0 // com.google.common.base.AbstractIterator this
         0: .line 77
            aload 0 /* this */
            invokevirtual com.google.common.base.AbstractIterator.hasNext:()Z
            ifne 2
         1: .line 78
            new java.util.NoSuchElementException
            dup
            invokespecial java.util.NoSuchElementException.<init>:()V
            athrow
         2: .line 80
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getstatic com.google.common.base.AbstractIterator$State.NOT_READY:Lcom/google/common/base/AbstractIterator$State;
            putfield com.google.common.base.AbstractIterator.state:Lcom/google/common/base/AbstractIterator$State;
         3: .line 81
            aload 0 /* this */
            getfield com.google.common.base.AbstractIterator.next:Ljava/lang/Object;
            astore 1 /* result */
        start local 1 // java.lang.Object result
         4: .line 82
            aload 0 /* this */
            aconst_null
            putfield com.google.common.base.AbstractIterator.next:Ljava/lang/Object;
         5: .line 83
            aload 1 /* result */
            areturn
        end local 1 // java.lang.Object result
        end local 0 // com.google.common.base.AbstractIterator this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    6     0    this  Lcom/google/common/base/AbstractIterator<TT;>;
            4    6     1  result  TT;
    Signature: ()TT;

  public final void remove();
    descriptor: ()V
    flags: (0x0011) ACC_PUBLIC, ACC_FINAL
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // com.google.common.base.AbstractIterator this
         0: .line 88
            new java.lang.UnsupportedOperationException
            dup
            invokespecial java.lang.UnsupportedOperationException.<init>:()V
            athrow
        end local 0 // com.google.common.base.AbstractIterator this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/google/common/base/AbstractIterator<TT;>;

  static int[] $SWITCH_TABLE$com$google$common$base$AbstractIterator$State();
    descriptor: ()[I
    flags: (0x1008) ACC_STATIC, ACC_SYNTHETIC
    Code:
      stack=3, locals=1, args_size=0
         0: .line 30
            getstatic com.google.common.base.AbstractIterator.$SWITCH_TABLE$com$google$common$base$AbstractIterator$State:[I
            dup
            ifnull 1
            areturn
      StackMap locals:
      StackMap stack: int[]
         1: pop
            invokestatic com.google.common.base.AbstractIterator$State.values:()[Lcom/google/common/base/AbstractIterator$State;
            arraylength
            newarray 10
            astore 0
         2: aload 0
            getstatic com.google.common.base.AbstractIterator$State.DONE:Lcom/google/common/base/AbstractIterator$State;
            invokevirtual com.google.common.base.AbstractIterator$State.ordinal:()I
            iconst_3
            iastore
         3: goto 5
      StackMap locals: int[]
      StackMap stack: java.lang.NoSuchFieldError
         4: pop
      StackMap locals:
      StackMap stack:
         5: aload 0
            getstatic com.google.common.base.AbstractIterator$State.FAILED:Lcom/google/common/base/AbstractIterator$State;
            invokevirtual com.google.common.base.AbstractIterator$State.ordinal:()I
            iconst_4
            iastore
         6: goto 8
      StackMap locals:
      StackMap stack: java.lang.NoSuchFieldError
         7: pop
      StackMap locals:
      StackMap stack:
         8: aload 0
            getstatic com.google.common.base.AbstractIterator$State.NOT_READY:Lcom/google/common/base/AbstractIterator$State;
            invokevirtual com.google.common.base.AbstractIterator$State.ordinal:()I
            iconst_2
            iastore
         9: goto 11
      StackMap locals:
      StackMap stack: java.lang.NoSuchFieldError
        10: pop
      StackMap locals:
      StackMap stack:
        11: aload 0
            getstatic com.google.common.base.AbstractIterator$State.READY:Lcom/google/common/base/AbstractIterator$State;
            invokevirtual com.google.common.base.AbstractIterator$State.ordinal:()I
            iconst_1
            iastore
        12: goto 14
      StackMap locals:
      StackMap stack: java.lang.NoSuchFieldError
        13: pop
      StackMap locals:
      StackMap stack:
        14: aload 0
            dup
            putstatic com.google.common.base.AbstractIterator.$SWITCH_TABLE$com$google$common$base$AbstractIterator$State:[I
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature
      Exception table:
        from    to  target  type
           2     3       4  Class java.lang.NoSuchFieldError
           5     6       7  Class java.lang.NoSuchFieldError
           8     9      10  Class java.lang.NoSuchFieldError
          11    12      13  Class java.lang.NoSuchFieldError
}
Signature: <T:Ljava/lang/Object;>Ljava/lang/Object;Ljava/util/Iterator<TT;>;
SourceFile: "AbstractIterator.java"
NestMembers:
  com.google.common.base.AbstractIterator$State
InnerClasses:
  private final State = com.google.common.base.AbstractIterator$State of com.google.common.base.AbstractIterator
    RuntimeInvisibleAnnotations: 
      com.google.common.annotations.GwtCompatible()
/

com.google.guava/ guava/ 30.0-jre/ com/google/common/base/AbstractIterator.class
