com.h2database/h2/1.4.199 : org/h2/index/PageBtreeCursor.class

PageBtreeCursor
http://www.h2database.com: H2 Database Engine
MPL 2.0 or EPL 1.0
Thomas Mueller
public class org.h2.index.PageBtreeCursor implements org.h2.index.Cursor
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.h2.index.PageBtreeCursor
  super_class: java.lang.Object
{
  private final org.h2.engine.Session session;
    descriptor: Lorg/h2/engine/Session;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final org.h2.index.PageBtreeIndex index;
    descriptor: Lorg/h2/index/PageBtreeIndex;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final org.h2.result.SearchRow last;
    descriptor: Lorg/h2/result/SearchRow;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private org.h2.index.PageBtreeLeaf current;
    descriptor: Lorg/h2/index/PageBtreeLeaf;
    flags: (0x0002) ACC_PRIVATE

  private int i;
    descriptor: I
    flags: (0x0002) ACC_PRIVATE

  private org.h2.result.SearchRow currentSearchRow;
    descriptor: Lorg/h2/result/SearchRow;
    flags: (0x0002) ACC_PRIVATE

  private org.h2.result.Row currentRow;
    descriptor: Lorg/h2/result/Row;
    flags: (0x0002) ACC_PRIVATE

  void <init>(org.h2.engine.Session, org.h2.index.PageBtreeIndex, org.h2.result.SearchRow);
    descriptor: (Lorg/h2/engine/Session;Lorg/h2/index/PageBtreeIndex;Lorg/h2/result/SearchRow;)V
    flags: (0x0000) 
    Code:
      stack=2, locals=4, args_size=4
        start local 0 // org.h2.index.PageBtreeCursor this
        start local 1 // org.h2.engine.Session session
        start local 2 // org.h2.index.PageBtreeIndex index
        start local 3 // org.h2.result.SearchRow last
         0: .line 25
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 26
            aload 0 /* this */
            aload 1 /* session */
            putfield org.h2.index.PageBtreeCursor.session:Lorg/h2/engine/Session;
         2: .line 27
            aload 0 /* this */
            aload 2 /* index */
            putfield org.h2.index.PageBtreeCursor.index:Lorg/h2/index/PageBtreeIndex;
         3: .line 28
            aload 0 /* this */
            aload 3 /* last */
            putfield org.h2.index.PageBtreeCursor.last:Lorg/h2/result/SearchRow;
         4: .line 29
            return
        end local 3 // org.h2.result.SearchRow last
        end local 2 // org.h2.index.PageBtreeIndex index
        end local 1 // org.h2.engine.Session session
        end local 0 // org.h2.index.PageBtreeCursor this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    5     0     this  Lorg/h2/index/PageBtreeCursor;
            0    5     1  session  Lorg/h2/engine/Session;
            0    5     2    index  Lorg/h2/index/PageBtreeIndex;
            0    5     3     last  Lorg/h2/result/SearchRow;
    MethodParameters:
         Name  Flags
      session  
      index    
      last     

  void setCurrent(org.h2.index.PageBtreeLeaf, int);
    descriptor: (Lorg/h2/index/PageBtreeLeaf;I)V
    flags: (0x0000) 
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // org.h2.index.PageBtreeCursor this
        start local 1 // org.h2.index.PageBtreeLeaf current
        start local 2 // int i
         0: .line 38
            aload 0 /* this */
            aload 1 /* current */
            putfield org.h2.index.PageBtreeCursor.current:Lorg/h2/index/PageBtreeLeaf;
         1: .line 39
            aload 0 /* this */
            iload 2 /* i */
            putfield org.h2.index.PageBtreeCursor.i:I
         2: .line 40
            return
        end local 2 // int i
        end local 1 // org.h2.index.PageBtreeLeaf current
        end local 0 // org.h2.index.PageBtreeCursor this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    3     0     this  Lorg/h2/index/PageBtreeCursor;
            0    3     1  current  Lorg/h2/index/PageBtreeLeaf;
            0    3     2        i  I
    MethodParameters:
         Name  Flags
      current  
      i        

  public org.h2.result.Row get();
    descriptor: ()Lorg/h2/result/Row;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=1, args_size=1
        start local 0 // org.h2.index.PageBtreeCursor this
         0: .line 44
            aload 0 /* this */
            getfield org.h2.index.PageBtreeCursor.currentRow:Lorg/h2/result/Row;
            ifnonnull 2
            aload 0 /* this */
            getfield org.h2.index.PageBtreeCursor.currentSearchRow:Lorg/h2/result/SearchRow;
            ifnull 2
         1: .line 45
            aload 0 /* this */
            aload 0 /* this */
            getfield org.h2.index.PageBtreeCursor.index:Lorg/h2/index/PageBtreeIndex;
            aload 0 /* this */
            getfield org.h2.index.PageBtreeCursor.session:Lorg/h2/engine/Session;
            aload 0 /* this */
            getfield org.h2.index.PageBtreeCursor.currentSearchRow:Lorg/h2/result/SearchRow;
            invokeinterface org.h2.result.SearchRow.getKey:()J
            invokevirtual org.h2.index.PageBtreeIndex.getRow:(Lorg/h2/engine/Session;J)Lorg/h2/result/Row;
            putfield org.h2.index.PageBtreeCursor.currentRow:Lorg/h2/result/Row;
         2: .line 47
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.h2.index.PageBtreeCursor.currentRow:Lorg/h2/result/Row;
            areturn
        end local 0 // org.h2.index.PageBtreeCursor this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lorg/h2/index/PageBtreeCursor;

  public org.h2.result.SearchRow getSearchRow();
    descriptor: ()Lorg/h2/result/SearchRow;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.h2.index.PageBtreeCursor this
         0: .line 52
            aload 0 /* this */
            getfield org.h2.index.PageBtreeCursor.currentSearchRow:Lorg/h2/result/SearchRow;
            areturn
        end local 0 // org.h2.index.PageBtreeCursor this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/h2/index/PageBtreeCursor;

  public boolean next();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // org.h2.index.PageBtreeCursor this
         0: .line 57
            aload 0 /* this */
            getfield org.h2.index.PageBtreeCursor.current:Lorg/h2/index/PageBtreeLeaf;
            ifnonnull 2
         1: .line 58
            iconst_0
            ireturn
         2: .line 60
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.h2.index.PageBtreeCursor.i:I
            aload 0 /* this */
            getfield org.h2.index.PageBtreeCursor.current:Lorg/h2/index/PageBtreeLeaf;
            invokevirtual org.h2.index.PageBtreeLeaf.getEntryCount:()I
            if_icmplt 6
         3: .line 61
            aload 0 /* this */
            getfield org.h2.index.PageBtreeCursor.current:Lorg/h2/index/PageBtreeLeaf;
            aload 0 /* this */
            invokevirtual org.h2.index.PageBtreeLeaf.nextPage:(Lorg/h2/index/PageBtreeCursor;)V
         4: .line 62
            aload 0 /* this */
            getfield org.h2.index.PageBtreeCursor.current:Lorg/h2/index/PageBtreeLeaf;
            ifnonnull 6
         5: .line 63
            iconst_0
            ireturn
         6: .line 66
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 0 /* this */
            getfield org.h2.index.PageBtreeCursor.current:Lorg/h2/index/PageBtreeLeaf;
            aload 0 /* this */
            getfield org.h2.index.PageBtreeCursor.i:I
            invokevirtual org.h2.index.PageBtreeLeaf.getRow:(I)Lorg/h2/result/SearchRow;
            putfield org.h2.index.PageBtreeCursor.currentSearchRow:Lorg/h2/result/SearchRow;
         7: .line 67
            aload 0 /* this */
            aconst_null
            putfield org.h2.index.PageBtreeCursor.currentRow:Lorg/h2/result/Row;
         8: .line 68
            aload 0 /* this */
            getfield org.h2.index.PageBtreeCursor.last:Lorg/h2/result/SearchRow;
            ifnull 11
            aload 0 /* this */
            getfield org.h2.index.PageBtreeCursor.index:Lorg/h2/index/PageBtreeIndex;
            aload 0 /* this */
            getfield org.h2.index.PageBtreeCursor.currentSearchRow:Lorg/h2/result/SearchRow;
            aload 0 /* this */
            getfield org.h2.index.PageBtreeCursor.last:Lorg/h2/result/SearchRow;
            invokevirtual org.h2.index.PageBtreeIndex.compareRows:(Lorg/h2/result/SearchRow;Lorg/h2/result/SearchRow;)I
            ifle 11
         9: .line 69
            aload 0 /* this */
            aconst_null
            putfield org.h2.index.PageBtreeCursor.currentSearchRow:Lorg/h2/result/SearchRow;
        10: .line 70
            iconst_0
            ireturn
        11: .line 72
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            dup
            getfield org.h2.index.PageBtreeCursor.i:I
            iconst_1
            iadd
            putfield org.h2.index.PageBtreeCursor.i:I
        12: .line 73
            iconst_1
            ireturn
        end local 0 // org.h2.index.PageBtreeCursor this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   13     0  this  Lorg/h2/index/PageBtreeCursor;

  public boolean previous();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // org.h2.index.PageBtreeCursor this
         0: .line 78
            aload 0 /* this */
            getfield org.h2.index.PageBtreeCursor.current:Lorg/h2/index/PageBtreeLeaf;
            ifnonnull 2
         1: .line 79
            iconst_0
            ireturn
         2: .line 81
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.h2.index.PageBtreeCursor.i:I
            ifge 6
         3: .line 82
            aload 0 /* this */
            getfield org.h2.index.PageBtreeCursor.current:Lorg/h2/index/PageBtreeLeaf;
            aload 0 /* this */
            invokevirtual org.h2.index.PageBtreeLeaf.previousPage:(Lorg/h2/index/PageBtreeCursor;)V
         4: .line 83
            aload 0 /* this */
            getfield org.h2.index.PageBtreeCursor.current:Lorg/h2/index/PageBtreeLeaf;
            ifnonnull 6
         5: .line 84
            iconst_0
            ireturn
         6: .line 87
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 0 /* this */
            getfield org.h2.index.PageBtreeCursor.current:Lorg/h2/index/PageBtreeLeaf;
            aload 0 /* this */
            getfield org.h2.index.PageBtreeCursor.i:I
            invokevirtual org.h2.index.PageBtreeLeaf.getRow:(I)Lorg/h2/result/SearchRow;
            putfield org.h2.index.PageBtreeCursor.currentSearchRow:Lorg/h2/result/SearchRow;
         7: .line 88
            aload 0 /* this */
            aconst_null
            putfield org.h2.index.PageBtreeCursor.currentRow:Lorg/h2/result/Row;
         8: .line 89
            aload 0 /* this */
            dup
            getfield org.h2.index.PageBtreeCursor.i:I
            iconst_1
            isub
            putfield org.h2.index.PageBtreeCursor.i:I
         9: .line 90
            iconst_1
            ireturn
        end local 0 // org.h2.index.PageBtreeCursor this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   10     0  this  Lorg/h2/index/PageBtreeCursor;
}
SourceFile: "PageBtreeCursor.java"
/

com.h2database/ h2/ 1.4.199/ org/h2/index/PageBtreeCursor.class
