http://lucene.apache.org/lucene-parent/lucene-core: Apache Lucene Java Core (The Apache Software Foundation) 
class org.apache.lucene.search.TopDocs$MergeSortQueue extends org.apache.lucene.util.PriorityQueue<org.apache.lucene.search.TopDocs$ShardRef>
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: org.apache.lucene.search.TopDocs$MergeSortQueue
  super_class: org.apache.lucene.util.PriorityQueue
{
  final org.apache.lucene.search.ScoreDoc[][] shardHits;
    descriptor: [[Lorg/apache/lucene/search/ScoreDoc;
    flags: (0x0010) ACC_FINAL

  final org.apache.lucene.search.FieldComparator<?>[] comparators;
    descriptor: [Lorg/apache/lucene/search/FieldComparator;
    flags: (0x0010) ACC_FINAL
    Signature: [Lorg/apache/lucene/search/FieldComparator<*>;

  final int[] reverseMul;
    descriptor: [I
    flags: (0x0010) ACC_FINAL

  static final boolean $assertionsDisabled;
    descriptor: Z
    flags: (0x1018) ACC_STATIC, ACC_FINAL, ACC_SYNTHETIC

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=1, locals=0, args_size=0
         0: .line 121
            ldc Lorg/apache/lucene/search/TopDocs;
            invokevirtual java.lang.Class.desiredAssertionStatus:()Z
            ifne 1
            iconst_1
            goto 2
      StackMap locals:
      StackMap stack:
         1: iconst_0
      StackMap locals:
      StackMap stack: int
         2: putstatic org.apache.lucene.search.TopDocs$MergeSortQueue.$assertionsDisabled:Z
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public void <init>(org.apache.lucene.search.Sort, org.apache.lucene.search.TopDocs[]);
    descriptor: (Lorg/apache/lucene/search/Sort;[Lorg/apache/lucene/search/TopDocs;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=8, args_size=3
        start local 0 // org.apache.lucene.search.TopDocs$MergeSortQueue this
        start local 1 // org.apache.lucene.search.Sort sort
        start local 2 // org.apache.lucene.search.TopDocs[] shardHits
         0: .line 128
            aload 0 /* this */
            aload 2 /* shardHits */
            arraylength
            invokespecial org.apache.lucene.util.PriorityQueue.<init>:(I)V
         1: .line 129
            aload 0 /* this */
            aload 2 /* shardHits */
            arraylength
            anewarray org.apache.lucene.search.ScoreDoc[]
            putfield org.apache.lucene.search.TopDocs$MergeSortQueue.shardHits:[[Lorg/apache/lucene/search/ScoreDoc;
         2: .line 130
            iconst_0
            istore 3 /* shardIDX */
        start local 3 // int shardIDX
         3: goto 18
         4: .line 131
      StackMap locals: org.apache.lucene.search.TopDocs$MergeSortQueue org.apache.lucene.search.Sort org.apache.lucene.search.TopDocs[] int
      StackMap stack:
            aload 2 /* shardHits */
            iload 3 /* shardIDX */
            aaload
            getfield org.apache.lucene.search.TopDocs.scoreDocs:[Lorg/apache/lucene/search/ScoreDoc;
            astore 4 /* shard */
        start local 4 // org.apache.lucene.search.ScoreDoc[] shard
         5: .line 133
            aload 4 /* shard */
            ifnull 17
         6: .line 134
            aload 0 /* this */
            getfield org.apache.lucene.search.TopDocs$MergeSortQueue.shardHits:[[Lorg/apache/lucene/search/ScoreDoc;
            iload 3 /* shardIDX */
            aload 4 /* shard */
            aastore
         7: .line 136
            iconst_0
            istore 5 /* hitIDX */
        start local 5 // int hitIDX
         8: goto 16
         9: .line 137
      StackMap locals: org.apache.lucene.search.ScoreDoc[] int
      StackMap stack:
            aload 4 /* shard */
            iload 5 /* hitIDX */
            aaload
            astore 6 /* sd */
        start local 6 // org.apache.lucene.search.ScoreDoc sd
        10: .line 138
            aload 6 /* sd */
            instanceof org.apache.lucene.search.FieldDoc
            ifne 12
        11: .line 139
            new java.lang.IllegalArgumentException
            dup
            new java.lang.StringBuilder
            dup
            ldc "shard "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            iload 3 /* shardIDX */
            invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
            ldc " was not sorted by the provided Sort (expected FieldDoc but got ScoreDoc)"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
        12: .line 141
      StackMap locals: org.apache.lucene.search.ScoreDoc
      StackMap stack:
            aload 6 /* sd */
            checkcast org.apache.lucene.search.FieldDoc
            astore 7 /* fd */
        start local 7 // org.apache.lucene.search.FieldDoc fd
        13: .line 142
            aload 7 /* fd */
            getfield org.apache.lucene.search.FieldDoc.fields:[Ljava/lang/Object;
            ifnonnull 15
        14: .line 143
            new java.lang.IllegalArgumentException
            dup
            new java.lang.StringBuilder
            dup
            ldc "shard "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            iload 3 /* shardIDX */
            invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
            ldc " did not set sort field values (FieldDoc.fields is null)"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
        end local 7 // org.apache.lucene.search.FieldDoc fd
        end local 6 // org.apache.lucene.search.ScoreDoc sd
        15: .line 136
      StackMap locals:
      StackMap stack:
            iinc 5 /* hitIDX */ 1
      StackMap locals:
      StackMap stack:
        16: iload 5 /* hitIDX */
            aload 4 /* shard */
            arraylength
            if_icmplt 9
        end local 5 // int hitIDX
        end local 4 // org.apache.lucene.search.ScoreDoc[] shard
        17: .line 130
      StackMap locals:
      StackMap stack:
            iinc 3 /* shardIDX */ 1
      StackMap locals:
      StackMap stack:
        18: iload 3 /* shardIDX */
            aload 2 /* shardHits */
            arraylength
            if_icmplt 4
        end local 3 // int shardIDX
        19: .line 149
            aload 1 /* sort */
            invokevirtual org.apache.lucene.search.Sort.getSort:()[Lorg/apache/lucene/search/SortField;
            astore 3 /* sortFields */
        start local 3 // org.apache.lucene.search.SortField[] sortFields
        20: .line 150
            aload 0 /* this */
            aload 3 /* sortFields */
            arraylength
            anewarray org.apache.lucene.search.FieldComparator
            putfield org.apache.lucene.search.TopDocs$MergeSortQueue.comparators:[Lorg/apache/lucene/search/FieldComparator;
        21: .line 151
            aload 0 /* this */
            aload 3 /* sortFields */
            arraylength
            newarray 10
            putfield org.apache.lucene.search.TopDocs$MergeSortQueue.reverseMul:[I
        22: .line 152
            iconst_0
            istore 4 /* compIDX */
        start local 4 // int compIDX
        23: goto 30
        24: .line 153
      StackMap locals: org.apache.lucene.search.TopDocs$MergeSortQueue org.apache.lucene.search.Sort org.apache.lucene.search.TopDocs[] org.apache.lucene.search.SortField[] int
      StackMap stack:
            aload 3 /* sortFields */
            iload 4 /* compIDX */
            aaload
            astore 5 /* sortField */
        start local 5 // org.apache.lucene.search.SortField sortField
        25: .line 154
            aload 0 /* this */
            getfield org.apache.lucene.search.TopDocs$MergeSortQueue.comparators:[Lorg/apache/lucene/search/FieldComparator;
            iload 4 /* compIDX */
            aload 5 /* sortField */
            iconst_1
            iload 4 /* compIDX */
            invokevirtual org.apache.lucene.search.SortField.getComparator:(II)Lorg/apache/lucene/search/FieldComparator;
            aastore
        26: .line 155
            aload 0 /* this */
            getfield org.apache.lucene.search.TopDocs$MergeSortQueue.reverseMul:[I
            iload 4 /* compIDX */
            aload 5 /* sortField */
            invokevirtual org.apache.lucene.search.SortField.getReverse:()Z
            ifeq 27
            iconst_m1
            goto 28
      StackMap locals: org.apache.lucene.search.TopDocs$MergeSortQueue org.apache.lucene.search.Sort org.apache.lucene.search.TopDocs[] org.apache.lucene.search.SortField[] int org.apache.lucene.search.SortField
      StackMap stack: int[] int
        27: iconst_1
      StackMap locals: org.apache.lucene.search.TopDocs$MergeSortQueue org.apache.lucene.search.Sort org.apache.lucene.search.TopDocs[] org.apache.lucene.search.SortField[] int org.apache.lucene.search.SortField
      StackMap stack: int[] int int
        28: iastore
        end local 5 // org.apache.lucene.search.SortField sortField
        29: .line 152
            iinc 4 /* compIDX */ 1
      StackMap locals:
      StackMap stack:
        30: iload 4 /* compIDX */
            aload 3 /* sortFields */
            arraylength
            if_icmplt 24
        end local 4 // int compIDX
        31: .line 157
            return
        end local 3 // org.apache.lucene.search.SortField[] sortFields
        end local 2 // org.apache.lucene.search.TopDocs[] shardHits
        end local 1 // org.apache.lucene.search.Sort sort
        end local 0 // org.apache.lucene.search.TopDocs$MergeSortQueue this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0   32     0        this  Lorg/apache/lucene/search/TopDocs$MergeSortQueue;
            0   32     1        sort  Lorg/apache/lucene/search/Sort;
            0   32     2   shardHits  [Lorg/apache/lucene/search/TopDocs;
            3   19     3    shardIDX  I
            5   17     4       shard  [Lorg/apache/lucene/search/ScoreDoc;
            8   17     5      hitIDX  I
           10   15     6          sd  Lorg/apache/lucene/search/ScoreDoc;
           13   15     7          fd  Lorg/apache/lucene/search/FieldDoc;
           20   32     3  sortFields  [Lorg/apache/lucene/search/SortField;
           23   31     4     compIDX  I
           25   29     5   sortField  Lorg/apache/lucene/search/SortField;
    MethodParameters:
           Name  Flags
      sort       
      shardHits  

  public boolean lessThan(org.apache.lucene.search.TopDocs$ShardRef, org.apache.lucene.search.TopDocs$ShardRef);
    descriptor: (Lorg/apache/lucene/search/TopDocs$ShardRef;Lorg/apache/lucene/search/TopDocs$ShardRef;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=8, args_size=3
        start local 0 // org.apache.lucene.search.TopDocs$MergeSortQueue this
        start local 1 // org.apache.lucene.search.TopDocs$ShardRef first
        start local 2 // org.apache.lucene.search.TopDocs$ShardRef second
         0: .line 162
            getstatic org.apache.lucene.search.TopDocs$MergeSortQueue.$assertionsDisabled:Z
            ifne 1
            aload 1 /* first */
            aload 2 /* second */
            if_acmpne 1
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         1: .line 163
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.lucene.search.TopDocs$MergeSortQueue.shardHits:[[Lorg/apache/lucene/search/ScoreDoc;
            aload 1 /* first */
            getfield org.apache.lucene.search.TopDocs$ShardRef.shardIndex:I
            aaload
            aload 1 /* first */
            getfield org.apache.lucene.search.TopDocs$ShardRef.hitIndex:I
            aaload
            checkcast org.apache.lucene.search.FieldDoc
            astore 3 /* firstFD */
        start local 3 // org.apache.lucene.search.FieldDoc firstFD
         2: .line 164
            aload 0 /* this */
            getfield org.apache.lucene.search.TopDocs$MergeSortQueue.shardHits:[[Lorg/apache/lucene/search/ScoreDoc;
            aload 2 /* second */
            getfield org.apache.lucene.search.TopDocs$ShardRef.shardIndex:I
            aaload
            aload 2 /* second */
            getfield org.apache.lucene.search.TopDocs$ShardRef.hitIndex:I
            aaload
            checkcast org.apache.lucene.search.FieldDoc
            astore 4 /* secondFD */
        start local 4 // org.apache.lucene.search.FieldDoc secondFD
         3: .line 167
            iconst_0
            istore 5 /* compIDX */
        start local 5 // int compIDX
         4: goto 11
         5: .line 168
      StackMap locals: org.apache.lucene.search.FieldDoc org.apache.lucene.search.FieldDoc int
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.lucene.search.TopDocs$MergeSortQueue.comparators:[Lorg/apache/lucene/search/FieldComparator;
            iload 5 /* compIDX */
            aaload
            astore 6 /* comp */
        start local 6 // org.apache.lucene.search.FieldComparator comp
         6: .line 171
            aload 0 /* this */
            getfield org.apache.lucene.search.TopDocs$MergeSortQueue.reverseMul:[I
            iload 5 /* compIDX */
            iaload
            aload 6 /* comp */
            aload 3 /* firstFD */
            getfield org.apache.lucene.search.FieldDoc.fields:[Ljava/lang/Object;
            iload 5 /* compIDX */
            aaload
            aload 4 /* secondFD */
            getfield org.apache.lucene.search.FieldDoc.fields:[Ljava/lang/Object;
            iload 5 /* compIDX */
            aaload
            invokevirtual org.apache.lucene.search.FieldComparator.compareValues:(Ljava/lang/Object;Ljava/lang/Object;)I
            imul
            istore 7 /* cmp */
        start local 7 // int cmp
         7: .line 173
            iload 7 /* cmp */
            ifeq 10
         8: .line 175
            iload 7 /* cmp */
            ifge 9
            iconst_1
            ireturn
      StackMap locals: org.apache.lucene.search.FieldComparator int
      StackMap stack:
         9: iconst_0
            ireturn
        end local 7 // int cmp
        end local 6 // org.apache.lucene.search.FieldComparator comp
        10: .line 167
      StackMap locals:
      StackMap stack:
            iinc 5 /* compIDX */ 1
      StackMap locals:
      StackMap stack:
        11: iload 5 /* compIDX */
            aload 0 /* this */
            getfield org.apache.lucene.search.TopDocs$MergeSortQueue.comparators:[Lorg/apache/lucene/search/FieldComparator;
            arraylength
            if_icmplt 5
        end local 5 // int compIDX
        12: .line 178
            aload 1 /* first */
            aload 3 /* firstFD */
            aload 2 /* second */
            aload 4 /* secondFD */
            invokestatic org.apache.lucene.search.TopDocs.tieBreakLessThan:(Lorg/apache/lucene/search/TopDocs$ShardRef;Lorg/apache/lucene/search/ScoreDoc;Lorg/apache/lucene/search/TopDocs$ShardRef;Lorg/apache/lucene/search/ScoreDoc;)Z
            ireturn
        end local 4 // org.apache.lucene.search.FieldDoc secondFD
        end local 3 // org.apache.lucene.search.FieldDoc firstFD
        end local 2 // org.apache.lucene.search.TopDocs$ShardRef second
        end local 1 // org.apache.lucene.search.TopDocs$ShardRef first
        end local 0 // org.apache.lucene.search.TopDocs$MergeSortQueue this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0   13     0      this  Lorg/apache/lucene/search/TopDocs$MergeSortQueue;
            0   13     1     first  Lorg/apache/lucene/search/TopDocs$ShardRef;
            0   13     2    second  Lorg/apache/lucene/search/TopDocs$ShardRef;
            2   13     3   firstFD  Lorg/apache/lucene/search/FieldDoc;
            3   13     4  secondFD  Lorg/apache/lucene/search/FieldDoc;
            4   12     5   compIDX  I
            6   10     6      comp  Lorg/apache/lucene/search/FieldComparator;
            7   10     7       cmp  I
    MethodParameters:
        Name  Flags
      first   
      second  

  public boolean lessThan(java.lang.Object, java.lang.Object);
    descriptor: (Ljava/lang/Object;Ljava/lang/Object;)Z
    flags: (0x1041) ACC_PUBLIC, ACC_BRIDGE, ACC_SYNTHETIC
    Code:
      stack=3, locals=3, args_size=3
         0: .line 1
            aload 0
            aload 1
            checkcast org.apache.lucene.search.TopDocs$ShardRef
            aload 2
            checkcast org.apache.lucene.search.TopDocs$ShardRef
            invokevirtual org.apache.lucene.search.TopDocs$MergeSortQueue.lessThan:(Lorg/apache/lucene/search/TopDocs$ShardRef;Lorg/apache/lucene/search/TopDocs$ShardRef;)Z
            ireturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature
}
Signature: Lorg/apache/lucene/util/PriorityQueue<Lorg/apache/lucene/search/TopDocs$ShardRef;>;
SourceFile: "TopDocs.java"
NestHost: org.apache.lucene.search.TopDocs
InnerClasses:
  private MergeSortQueue = org.apache.lucene.search.TopDocs$MergeSortQueue of org.apache.lucene.search.TopDocs
  private final ShardRef = org.apache.lucene.search.TopDocs$ShardRef of org.apache.lucene.search.TopDocs