http://lucene.apache.org/lucene-parent/lucene-expressions: Dynamically computed values to sort/facet/search on based on a pluggable grammar. (The Apache Software Foundation) 
final class org.apache.lucene.expressions.ExpressionValueSource extends org.apache.lucene.search.DoubleValuesSource
  minor version: 0
  major version: 59
  flags: flags: (0x0030) ACC_FINAL, ACC_SUPER
  this_class: org.apache.lucene.expressions.ExpressionValueSource
  super_class: org.apache.lucene.search.DoubleValuesSource
{
  final org.apache.lucene.search.DoubleValuesSource[] variables;
    descriptor: [Lorg/apache/lucene/search/DoubleValuesSource;
    flags: (0x0010) ACC_FINAL

  final org.apache.lucene.expressions.Expression expression;
    descriptor: Lorg/apache/lucene/expressions/Expression;
    flags: (0x0010) ACC_FINAL

  final boolean needsScores;
    descriptor: Z
    flags: (0x0010) ACC_FINAL

  void <init>(org.apache.lucene.expressions.Bindings, org.apache.lucene.expressions.Expression);
    descriptor: (Lorg/apache/lucene/expressions/Bindings;Lorg/apache/lucene/expressions/Expression;)V
    flags: (0x0000) 
    Code:
      stack=5, locals=6, args_size=3
        start local 0 // org.apache.lucene.expressions.ExpressionValueSource this
        start local 1 // org.apache.lucene.expressions.Bindings bindings
        start local 2 // org.apache.lucene.expressions.Expression expression
         0: .line 40
            aload 0 /* this */
            invokespecial org.apache.lucene.search.DoubleValuesSource.<init>:()V
         1: .line 41
            aload 1 /* bindings */
            ifnonnull 2
            new java.lang.NullPointerException
            dup
            invokespecial java.lang.NullPointerException.<init>:()V
            athrow
         2: .line 42
      StackMap locals: org.apache.lucene.expressions.ExpressionValueSource org.apache.lucene.expressions.Bindings org.apache.lucene.expressions.Expression
      StackMap stack:
            aload 0 /* this */
            aload 2 /* expression */
            invokestatic java.util.Objects.requireNonNull:(Ljava/lang/Object;)Ljava/lang/Object;
            checkcast org.apache.lucene.expressions.Expression
            putfield org.apache.lucene.expressions.ExpressionValueSource.expression:Lorg/apache/lucene/expressions/Expression;
         3: .line 43
            aload 0 /* this */
            aload 2 /* expression */
            getfield org.apache.lucene.expressions.Expression.variables:[Ljava/lang/String;
            arraylength
            anewarray org.apache.lucene.search.DoubleValuesSource
            putfield org.apache.lucene.expressions.ExpressionValueSource.variables:[Lorg/apache/lucene/search/DoubleValuesSource;
         4: .line 44
            iconst_0
            istore 3 /* needsScores */
        start local 3 // boolean needsScores
         5: .line 45
            iconst_0
            istore 4 /* i */
        start local 4 // int i
         6: goto 13
         7: .line 46
      StackMap locals: int int
      StackMap stack:
            aload 1 /* bindings */
            aload 2 /* expression */
            getfield org.apache.lucene.expressions.Expression.variables:[Ljava/lang/String;
            iload 4 /* i */
            aaload
            invokevirtual org.apache.lucene.expressions.Bindings.getDoubleValuesSource:(Ljava/lang/String;)Lorg/apache/lucene/search/DoubleValuesSource;
            astore 5 /* source */
        start local 5 // org.apache.lucene.search.DoubleValuesSource source
         8: .line 47
            aload 5 /* source */
            ifnonnull 10
         9: .line 48
            new java.lang.RuntimeException
            dup
            new java.lang.StringBuilder
            dup
            ldc "Internal error. Variable ("
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 2 /* expression */
            getfield org.apache.lucene.expressions.Expression.variables:[Ljava/lang/String;
            iload 4 /* i */
            aaload
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            ldc ") does not exist."
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokespecial java.lang.RuntimeException.<init>:(Ljava/lang/String;)V
            athrow
        10: .line 50
      StackMap locals: org.apache.lucene.search.DoubleValuesSource
      StackMap stack:
            iload 3 /* needsScores */
            aload 5 /* source */
            invokevirtual org.apache.lucene.search.DoubleValuesSource.needsScores:()Z
            ior
            istore 3 /* needsScores */
        11: .line 51
            aload 0 /* this */
            getfield org.apache.lucene.expressions.ExpressionValueSource.variables:[Lorg/apache/lucene/search/DoubleValuesSource;
            iload 4 /* i */
            aload 5 /* source */
            aastore
        end local 5 // org.apache.lucene.search.DoubleValuesSource source
        12: .line 45
            iinc 4 /* i */ 1
      StackMap locals:
      StackMap stack:
        13: iload 4 /* i */
            aload 0 /* this */
            getfield org.apache.lucene.expressions.ExpressionValueSource.variables:[Lorg/apache/lucene/search/DoubleValuesSource;
            arraylength
            if_icmplt 7
        end local 4 // int i
        14: .line 53
            aload 0 /* this */
            iload 3 /* needsScores */
            putfield org.apache.lucene.expressions.ExpressionValueSource.needsScores:Z
        15: .line 54
            return
        end local 3 // boolean needsScores
        end local 2 // org.apache.lucene.expressions.Expression expression
        end local 1 // org.apache.lucene.expressions.Bindings bindings
        end local 0 // org.apache.lucene.expressions.ExpressionValueSource this
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0   16     0         this  Lorg/apache/lucene/expressions/ExpressionValueSource;
            0   16     1     bindings  Lorg/apache/lucene/expressions/Bindings;
            0   16     2   expression  Lorg/apache/lucene/expressions/Expression;
            5   16     3  needsScores  Z
            6   14     4            i  I
            8   12     5       source  Lorg/apache/lucene/search/DoubleValuesSource;
    MethodParameters:
            Name  Flags
      bindings    
      expression  

  void <init>(org.apache.lucene.search.DoubleValuesSource[], org.apache.lucene.expressions.Expression, boolean);
    descriptor: ([Lorg/apache/lucene/search/DoubleValuesSource;Lorg/apache/lucene/expressions/Expression;Z)V
    flags: (0x0000) 
    Code:
      stack=2, locals=4, args_size=4
        start local 0 // org.apache.lucene.expressions.ExpressionValueSource this
        start local 1 // org.apache.lucene.search.DoubleValuesSource[] variables
        start local 2 // org.apache.lucene.expressions.Expression expression
        start local 3 // boolean needsScores
         0: .line 56
            aload 0 /* this */
            invokespecial org.apache.lucene.search.DoubleValuesSource.<init>:()V
         1: .line 57
            aload 0 /* this */
            aload 1 /* variables */
            putfield org.apache.lucene.expressions.ExpressionValueSource.variables:[Lorg/apache/lucene/search/DoubleValuesSource;
         2: .line 58
            aload 0 /* this */
            aload 2 /* expression */
            putfield org.apache.lucene.expressions.ExpressionValueSource.expression:Lorg/apache/lucene/expressions/Expression;
         3: .line 59
            aload 0 /* this */
            iload 3 /* needsScores */
            putfield org.apache.lucene.expressions.ExpressionValueSource.needsScores:Z
         4: .line 60
            return
        end local 3 // boolean needsScores
        end local 2 // org.apache.lucene.expressions.Expression expression
        end local 1 // org.apache.lucene.search.DoubleValuesSource[] variables
        end local 0 // org.apache.lucene.expressions.ExpressionValueSource this
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0    5     0         this  Lorg/apache/lucene/expressions/ExpressionValueSource;
            0    5     1    variables  [Lorg/apache/lucene/search/DoubleValuesSource;
            0    5     2   expression  Lorg/apache/lucene/expressions/Expression;
            0    5     3  needsScores  Z
    MethodParameters:
             Name  Flags
      variables    
      expression   
      needsScores  

  public org.apache.lucene.search.DoubleValues getValues(org.apache.lucene.index.LeafReaderContext, org.apache.lucene.search.DoubleValues);
    descriptor: (Lorg/apache/lucene/index/LeafReaderContext;Lorg/apache/lucene/search/DoubleValues;)Lorg/apache/lucene/search/DoubleValues;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=8, args_size=3
        start local 0 // org.apache.lucene.expressions.ExpressionValueSource this
        start local 1 // org.apache.lucene.index.LeafReaderContext readerContext
        start local 2 // org.apache.lucene.search.DoubleValues scores
         0: .line 64
            new java.util.HashMap
            dup
            invokespecial java.util.HashMap.<init>:()V
            astore 3 /* valuesCache */
        start local 3 // java.util.Map valuesCache
         1: .line 65
            aload 0 /* this */
            getfield org.apache.lucene.expressions.ExpressionValueSource.expression:Lorg/apache/lucene/expressions/Expression;
            getfield org.apache.lucene.expressions.Expression.variables:[Ljava/lang/String;
            arraylength
            anewarray org.apache.lucene.search.DoubleValues
            astore 4 /* externalValues */
        start local 4 // org.apache.lucene.search.DoubleValues[] externalValues
         2: .line 67
            iconst_0
            istore 5 /* i */
        start local 5 // int i
         3: goto 13
         4: .line 68
      StackMap locals: java.util.Map org.apache.lucene.search.DoubleValues[] int
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.lucene.expressions.ExpressionValueSource.expression:Lorg/apache/lucene/expressions/Expression;
            getfield org.apache.lucene.expressions.Expression.variables:[Ljava/lang/String;
            iload 5 /* i */
            aaload
            astore 6 /* externalName */
        start local 6 // java.lang.String externalName
         5: .line 69
            aload 3 /* valuesCache */
            aload 6 /* externalName */
            invokeinterface java.util.Map.get:(Ljava/lang/Object;)Ljava/lang/Object;
            checkcast org.apache.lucene.search.DoubleValues
            astore 7 /* values */
        start local 7 // org.apache.lucene.search.DoubleValues values
         6: .line 70
            aload 7 /* values */
            ifnonnull 11
         7: .line 71
            aload 0 /* this */
            getfield org.apache.lucene.expressions.ExpressionValueSource.variables:[Lorg/apache/lucene/search/DoubleValuesSource;
            iload 5 /* i */
            aaload
            aload 1 /* readerContext */
            aload 2 /* scores */
            invokevirtual org.apache.lucene.search.DoubleValuesSource.getValues:(Lorg/apache/lucene/index/LeafReaderContext;Lorg/apache/lucene/search/DoubleValues;)Lorg/apache/lucene/search/DoubleValues;
            astore 7 /* values */
         8: .line 72
            aload 7 /* values */
            ifnonnull 10
         9: .line 73
            new java.lang.RuntimeException
            dup
            new java.lang.StringBuilder
            dup
            ldc "Internal error. External ("
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 6 /* externalName */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            ldc ") does not exist."
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokespecial java.lang.RuntimeException.<init>:(Ljava/lang/String;)V
            athrow
        10: .line 75
      StackMap locals: java.lang.String org.apache.lucene.search.DoubleValues
      StackMap stack:
            aload 3 /* valuesCache */
            aload 6 /* externalName */
            aload 7 /* values */
            invokeinterface java.util.Map.put:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            pop
        11: .line 77
      StackMap locals:
      StackMap stack:
            aload 4 /* externalValues */
            iload 5 /* i */
            aload 7 /* values */
            invokestatic org.apache.lucene.expressions.ExpressionValueSource.zeroWhenUnpositioned:(Lorg/apache/lucene/search/DoubleValues;)Lorg/apache/lucene/search/DoubleValues;
            aastore
        end local 7 // org.apache.lucene.search.DoubleValues values
        end local 6 // java.lang.String externalName
        12: .line 67
            iinc 5 /* i */ 1
      StackMap locals:
      StackMap stack:
        13: iload 5 /* i */
            aload 0 /* this */
            getfield org.apache.lucene.expressions.ExpressionValueSource.variables:[Lorg/apache/lucene/search/DoubleValuesSource;
            arraylength
            if_icmplt 4
        end local 5 // int i
        14: .line 80
            new org.apache.lucene.expressions.ExpressionFunctionValues
            dup
            aload 0 /* this */
            getfield org.apache.lucene.expressions.ExpressionValueSource.expression:Lorg/apache/lucene/expressions/Expression;
            aload 4 /* externalValues */
            invokespecial org.apache.lucene.expressions.ExpressionFunctionValues.<init>:(Lorg/apache/lucene/expressions/Expression;[Lorg/apache/lucene/search/DoubleValues;)V
            areturn
        end local 4 // org.apache.lucene.search.DoubleValues[] externalValues
        end local 3 // java.util.Map valuesCache
        end local 2 // org.apache.lucene.search.DoubleValues scores
        end local 1 // org.apache.lucene.index.LeafReaderContext readerContext
        end local 0 // org.apache.lucene.expressions.ExpressionValueSource this
      LocalVariableTable:
        Start  End  Slot            Name  Signature
            0   15     0            this  Lorg/apache/lucene/expressions/ExpressionValueSource;
            0   15     1   readerContext  Lorg/apache/lucene/index/LeafReaderContext;
            0   15     2          scores  Lorg/apache/lucene/search/DoubleValues;
            1   15     3     valuesCache  Ljava/util/Map<Ljava/lang/String;Lorg/apache/lucene/search/DoubleValues;>;
            2   15     4  externalValues  [Lorg/apache/lucene/search/DoubleValues;
            3   14     5               i  I
            5   12     6    externalName  Ljava/lang/String;
            6   12     7          values  Lorg/apache/lucene/search/DoubleValues;
    Exceptions:
      throws java.io.IOException
    MethodParameters:
               Name  Flags
      readerContext  
      scores         

  private static org.apache.lucene.search.DoubleValues zeroWhenUnpositioned(org.apache.lucene.search.DoubleValues);
    descriptor: (Lorg/apache/lucene/search/DoubleValues;)Lorg/apache/lucene/search/DoubleValues;
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // org.apache.lucene.search.DoubleValues in
         0: .line 84
            new org.apache.lucene.expressions.ExpressionValueSource$1
            dup
            aload 0 /* in */
            invokespecial org.apache.lucene.expressions.ExpressionValueSource$1.<init>:(Lorg/apache/lucene/search/DoubleValues;)V
            areturn
        end local 0 // org.apache.lucene.search.DoubleValues in
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0    in  Lorg/apache/lucene/search/DoubleValues;
    MethodParameters:
      Name  Flags
      in    

  public java.lang.String toString();
    descriptor: ()Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // org.apache.lucene.expressions.ExpressionValueSource this
         0: .line 102
            new java.lang.StringBuilder
            dup
            ldc "expr("
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 0 /* this */
            getfield org.apache.lucene.expressions.ExpressionValueSource.expression:Lorg/apache/lucene/expressions/Expression;
            getfield org.apache.lucene.expressions.Expression.sourceText:Ljava/lang/String;
            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;
            areturn
        end local 0 // org.apache.lucene.expressions.ExpressionValueSource this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/lucene/expressions/ExpressionValueSource;

  public int hashCode();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=1
        start local 0 // org.apache.lucene.expressions.ExpressionValueSource this
         0: .line 108
            iconst_1
            istore 1 /* result */
        start local 1 // int result
         1: .line 109
            bipush 31
            iload 1 /* result */
            imul
         2: .line 110
            aload 0 /* this */
            getfield org.apache.lucene.expressions.ExpressionValueSource.expression:Lorg/apache/lucene/expressions/Expression;
            ifnonnull 3
            iconst_0
            goto 4
      StackMap locals: org.apache.lucene.expressions.ExpressionValueSource int
      StackMap stack: int
         3: aload 0 /* this */
            getfield org.apache.lucene.expressions.ExpressionValueSource.expression:Lorg/apache/lucene/expressions/Expression;
            getfield org.apache.lucene.expressions.Expression.sourceText:Ljava/lang/String;
            invokevirtual java.lang.String.hashCode:()I
         4: .line 109
      StackMap locals: org.apache.lucene.expressions.ExpressionValueSource int
      StackMap stack: int int
            iadd
            istore 1 /* result */
         5: .line 111
            bipush 31
            iload 1 /* result */
            imul
            aload 0 /* this */
            getfield org.apache.lucene.expressions.ExpressionValueSource.needsScores:Z
            ifeq 6
            sipush 1231
            goto 7
      StackMap locals:
      StackMap stack: int
         6: sipush 1237
      StackMap locals: org.apache.lucene.expressions.ExpressionValueSource int
      StackMap stack: int int
         7: iadd
            istore 1 /* result */
         8: .line 112
            bipush 31
            iload 1 /* result */
            imul
            aload 0 /* this */
            getfield org.apache.lucene.expressions.ExpressionValueSource.variables:[Lorg/apache/lucene/search/DoubleValuesSource;
            invokestatic java.util.Arrays.hashCode:([Ljava/lang/Object;)I
            iadd
            istore 1 /* result */
         9: .line 113
            iload 1 /* result */
            ireturn
        end local 1 // int result
        end local 0 // org.apache.lucene.expressions.ExpressionValueSource this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0   10     0    this  Lorg/apache/lucene/expressions/ExpressionValueSource;
            1   10     1  result  I

  public boolean equals(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=2
        start local 0 // org.apache.lucene.expressions.ExpressionValueSource this
        start local 1 // java.lang.Object obj
         0: .line 118
            aload 0 /* this */
            aload 1 /* obj */
            if_acmpne 2
         1: .line 119
            iconst_1
            ireturn
         2: .line 121
      StackMap locals:
      StackMap stack:
            aload 1 /* obj */
            ifnonnull 4
         3: .line 122
            iconst_0
            ireturn
         4: .line 124
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            invokevirtual java.lang.Object.getClass:()Ljava/lang/Class;
            aload 1 /* obj */
            invokevirtual java.lang.Object.getClass:()Ljava/lang/Class;
            if_acmpeq 6
         5: .line 125
            iconst_0
            ireturn
         6: .line 127
      StackMap locals:
      StackMap stack:
            aload 1 /* obj */
            checkcast org.apache.lucene.expressions.ExpressionValueSource
            astore 2 /* other */
        start local 2 // org.apache.lucene.expressions.ExpressionValueSource other
         7: .line 128
            aload 0 /* this */
            getfield org.apache.lucene.expressions.ExpressionValueSource.expression:Lorg/apache/lucene/expressions/Expression;
            ifnonnull 10
         8: .line 129
            aload 2 /* other */
            getfield org.apache.lucene.expressions.ExpressionValueSource.expression:Lorg/apache/lucene/expressions/Expression;
            ifnull 12
         9: .line 130
            iconst_0
            ireturn
        10: .line 132
      StackMap locals: org.apache.lucene.expressions.ExpressionValueSource
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.lucene.expressions.ExpressionValueSource.expression:Lorg/apache/lucene/expressions/Expression;
            getfield org.apache.lucene.expressions.Expression.sourceText:Ljava/lang/String;
            aload 2 /* other */
            getfield org.apache.lucene.expressions.ExpressionValueSource.expression:Lorg/apache/lucene/expressions/Expression;
            getfield org.apache.lucene.expressions.Expression.sourceText:Ljava/lang/String;
            invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
            ifne 12
        11: .line 133
            iconst_0
            ireturn
        12: .line 135
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.lucene.expressions.ExpressionValueSource.needsScores:Z
            aload 2 /* other */
            getfield org.apache.lucene.expressions.ExpressionValueSource.needsScores:Z
            if_icmpeq 14
        13: .line 136
            iconst_0
            ireturn
        14: .line 138
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.lucene.expressions.ExpressionValueSource.variables:[Lorg/apache/lucene/search/DoubleValuesSource;
            aload 2 /* other */
            getfield org.apache.lucene.expressions.ExpressionValueSource.variables:[Lorg/apache/lucene/search/DoubleValuesSource;
            invokestatic java.util.Arrays.equals:([Ljava/lang/Object;[Ljava/lang/Object;)Z
            ifne 16
        15: .line 139
            iconst_0
            ireturn
        16: .line 141
      StackMap locals:
      StackMap stack:
            iconst_1
            ireturn
        end local 2 // org.apache.lucene.expressions.ExpressionValueSource other
        end local 1 // java.lang.Object obj
        end local 0 // org.apache.lucene.expressions.ExpressionValueSource this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0   17     0   this  Lorg/apache/lucene/expressions/ExpressionValueSource;
            0   17     1    obj  Ljava/lang/Object;
            7   17     2  other  Lorg/apache/lucene/expressions/ExpressionValueSource;
    MethodParameters:
      Name  Flags
      obj   

  public boolean needsScores();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.apache.lucene.expressions.ExpressionValueSource this
         0: .line 146
            aload 0 /* this */
            getfield org.apache.lucene.expressions.ExpressionValueSource.needsScores:Z
            ireturn
        end local 0 // org.apache.lucene.expressions.ExpressionValueSource this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/lucene/expressions/ExpressionValueSource;

  public boolean isCacheable(org.apache.lucene.index.LeafReaderContext);
    descriptor: (Lorg/apache/lucene/index/LeafReaderContext;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=6, args_size=2
        start local 0 // org.apache.lucene.expressions.ExpressionValueSource this
        start local 1 // org.apache.lucene.index.LeafReaderContext ctx
         0: .line 151
            aload 0 /* this */
            getfield org.apache.lucene.expressions.ExpressionValueSource.variables:[Lorg/apache/lucene/search/DoubleValuesSource;
            dup
            astore 5
            arraylength
            istore 4
            iconst_0
            istore 3
            goto 5
      StackMap locals: org.apache.lucene.expressions.ExpressionValueSource org.apache.lucene.index.LeafReaderContext top int int org.apache.lucene.search.DoubleValuesSource[]
      StackMap stack:
         1: aload 5
            iload 3
            aaload
            astore 2 /* v */
        start local 2 // org.apache.lucene.search.DoubleValuesSource v
         2: .line 152
            aload 2 /* v */
            aload 1 /* ctx */
            invokevirtual org.apache.lucene.search.DoubleValuesSource.isCacheable:(Lorg/apache/lucene/index/LeafReaderContext;)Z
            ifne 4
         3: .line 153
            iconst_0
            ireturn
        end local 2 // org.apache.lucene.search.DoubleValuesSource v
         4: .line 151
      StackMap locals:
      StackMap stack:
            iinc 3 1
      StackMap locals:
      StackMap stack:
         5: iload 3
            iload 4
            if_icmplt 1
         6: .line 155
            iconst_1
            ireturn
        end local 1 // org.apache.lucene.index.LeafReaderContext ctx
        end local 0 // org.apache.lucene.expressions.ExpressionValueSource this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    7     0  this  Lorg/apache/lucene/expressions/ExpressionValueSource;
            0    7     1   ctx  Lorg/apache/lucene/index/LeafReaderContext;
            2    4     2     v  Lorg/apache/lucene/search/DoubleValuesSource;
    MethodParameters:
      Name  Flags
      ctx   

  public org.apache.lucene.search.Explanation explain(org.apache.lucene.index.LeafReaderContext, int, org.apache.lucene.search.Explanation);
    descriptor: (Lorg/apache/lucene/index/LeafReaderContext;ILorg/apache/lucene/search/Explanation;)Lorg/apache/lucene/search/Explanation;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=6, locals=11, args_size=4
        start local 0 // org.apache.lucene.expressions.ExpressionValueSource this
        start local 1 // org.apache.lucene.index.LeafReaderContext ctx
        start local 2 // int docId
        start local 3 // org.apache.lucene.search.Explanation scoreExplanation
         0: .line 160
            aload 0 /* this */
            getfield org.apache.lucene.expressions.ExpressionValueSource.variables:[Lorg/apache/lucene/search/DoubleValuesSource;
            arraylength
            anewarray org.apache.lucene.search.Explanation
            astore 4 /* explanations */
        start local 4 // org.apache.lucene.search.Explanation[] explanations
         1: .line 161
            aload 0 /* this */
            aload 1 /* ctx */
            aload 3 /* scoreExplanation */
            invokevirtual org.apache.lucene.search.Explanation.getValue:()Ljava/lang/Number;
            invokevirtual java.lang.Number.doubleValue:()D
            invokestatic org.apache.lucene.search.DoubleValuesSource.constant:(D)Lorg/apache/lucene/search/DoubleValuesSource;
            aload 1 /* ctx */
            aconst_null
            invokevirtual org.apache.lucene.search.DoubleValuesSource.getValues:(Lorg/apache/lucene/index/LeafReaderContext;Lorg/apache/lucene/search/DoubleValues;)Lorg/apache/lucene/search/DoubleValues;
            invokevirtual org.apache.lucene.expressions.ExpressionValueSource.getValues:(Lorg/apache/lucene/index/LeafReaderContext;Lorg/apache/lucene/search/DoubleValues;)Lorg/apache/lucene/search/DoubleValues;
            astore 5 /* dv */
        start local 5 // org.apache.lucene.search.DoubleValues dv
         2: .line 162
            aload 5 /* dv */
            iload 2 /* docId */
            invokevirtual org.apache.lucene.search.DoubleValues.advanceExact:(I)Z
            ifne 4
         3: .line 163
            aload 0 /* this */
            getfield org.apache.lucene.expressions.ExpressionValueSource.expression:Lorg/apache/lucene/expressions/Expression;
            getfield org.apache.lucene.expressions.Expression.sourceText:Ljava/lang/String;
            iconst_0
            anewarray org.apache.lucene.search.Explanation
            invokestatic org.apache.lucene.search.Explanation.noMatch:(Ljava/lang/String;[Lorg/apache/lucene/search/Explanation;)Lorg/apache/lucene/search/Explanation;
            areturn
         4: .line 165
      StackMap locals: org.apache.lucene.search.Explanation[] org.apache.lucene.search.DoubleValues
      StackMap stack:
            iconst_0
            istore 6 /* i */
        start local 6 // int i
         5: .line 166
            aload 0 /* this */
            getfield org.apache.lucene.expressions.ExpressionValueSource.variables:[Lorg/apache/lucene/search/DoubleValuesSource;
            dup
            astore 10
            arraylength
            istore 9
            iconst_0
            istore 8
            goto 9
      StackMap locals: org.apache.lucene.expressions.ExpressionValueSource org.apache.lucene.index.LeafReaderContext int org.apache.lucene.search.Explanation org.apache.lucene.search.Explanation[] org.apache.lucene.search.DoubleValues int top int int org.apache.lucene.search.DoubleValuesSource[]
      StackMap stack:
         6: aload 10
            iload 8
            aaload
            astore 7 /* var */
        start local 7 // org.apache.lucene.search.DoubleValuesSource var
         7: .line 167
            aload 4 /* explanations */
            iload 6 /* i */
            iinc 6 /* i */ 1
            aload 7 /* var */
            aload 1 /* ctx */
            iload 2 /* docId */
            aload 3 /* scoreExplanation */
            invokevirtual org.apache.lucene.search.DoubleValuesSource.explain:(Lorg/apache/lucene/index/LeafReaderContext;ILorg/apache/lucene/search/Explanation;)Lorg/apache/lucene/search/Explanation;
            aastore
        end local 7 // org.apache.lucene.search.DoubleValuesSource var
         8: .line 166
            iinc 8 1
      StackMap locals:
      StackMap stack:
         9: iload 8
            iload 9
            if_icmplt 6
        10: .line 169
            aload 5 /* dv */
            invokevirtual org.apache.lucene.search.DoubleValues.doubleValue:()D
            invokestatic java.lang.Double.valueOf:(D)Ljava/lang/Double;
            new java.lang.StringBuilder
            dup
            aload 0 /* this */
            getfield org.apache.lucene.expressions.ExpressionValueSource.expression:Lorg/apache/lucene/expressions/Expression;
            getfield org.apache.lucene.expressions.Expression.sourceText:Ljava/lang/String;
            invokestatic java.lang.String.valueOf:(Ljava/lang/Object;)Ljava/lang/String;
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            ldc ", computed from:"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            aload 4 /* explanations */
            invokestatic org.apache.lucene.search.Explanation.match:(Ljava/lang/Number;Ljava/lang/String;[Lorg/apache/lucene/search/Explanation;)Lorg/apache/lucene/search/Explanation;
            areturn
        end local 6 // int i
        end local 5 // org.apache.lucene.search.DoubleValues dv
        end local 4 // org.apache.lucene.search.Explanation[] explanations
        end local 3 // org.apache.lucene.search.Explanation scoreExplanation
        end local 2 // int docId
        end local 1 // org.apache.lucene.index.LeafReaderContext ctx
        end local 0 // org.apache.lucene.expressions.ExpressionValueSource this
      LocalVariableTable:
        Start  End  Slot              Name  Signature
            0   11     0              this  Lorg/apache/lucene/expressions/ExpressionValueSource;
            0   11     1               ctx  Lorg/apache/lucene/index/LeafReaderContext;
            0   11     2             docId  I
            0   11     3  scoreExplanation  Lorg/apache/lucene/search/Explanation;
            1   11     4      explanations  [Lorg/apache/lucene/search/Explanation;
            2   11     5                dv  Lorg/apache/lucene/search/DoubleValues;
            5   11     6                 i  I
            7    8     7               var  Lorg/apache/lucene/search/DoubleValuesSource;
    Exceptions:
      throws java.io.IOException
    MethodParameters:
                  Name  Flags
      ctx               
      docId             
      scoreExplanation  

  public org.apache.lucene.search.DoubleValuesSource rewrite(org.apache.lucene.search.IndexSearcher);
    descriptor: (Lorg/apache/lucene/search/IndexSearcher;)Lorg/apache/lucene/search/DoubleValuesSource;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=5, args_size=2
        start local 0 // org.apache.lucene.expressions.ExpressionValueSource this
        start local 1 // org.apache.lucene.search.IndexSearcher searcher
         0: .line 174
            iconst_0
            istore 2 /* changed */
        start local 2 // boolean changed
         1: .line 175
            aload 0 /* this */
            getfield org.apache.lucene.expressions.ExpressionValueSource.variables:[Lorg/apache/lucene/search/DoubleValuesSource;
            arraylength
            anewarray org.apache.lucene.search.DoubleValuesSource
            astore 3 /* rewritten */
        start local 3 // org.apache.lucene.search.DoubleValuesSource[] rewritten
         2: .line 176
            iconst_0
            istore 4 /* i */
        start local 4 // int i
         3: goto 9
         4: .line 177
      StackMap locals: int org.apache.lucene.search.DoubleValuesSource[] int
      StackMap stack:
            aload 3 /* rewritten */
            iload 4 /* i */
            aload 0 /* this */
            getfield org.apache.lucene.expressions.ExpressionValueSource.variables:[Lorg/apache/lucene/search/DoubleValuesSource;
            iload 4 /* i */
            aaload
            aload 1 /* searcher */
            invokevirtual org.apache.lucene.search.DoubleValuesSource.rewrite:(Lorg/apache/lucene/search/IndexSearcher;)Lorg/apache/lucene/search/DoubleValuesSource;
            aastore
         5: .line 178
            iload 2 /* changed */
            aload 3 /* rewritten */
            iload 4 /* i */
            aaload
            aload 0 /* this */
            getfield org.apache.lucene.expressions.ExpressionValueSource.variables:[Lorg/apache/lucene/search/DoubleValuesSource;
            iload 4 /* i */
            aaload
            if_acmpne 6
            iconst_1
            goto 7
      StackMap locals:
      StackMap stack: int
         6: iconst_0
      StackMap locals: org.apache.lucene.expressions.ExpressionValueSource org.apache.lucene.search.IndexSearcher int org.apache.lucene.search.DoubleValuesSource[] int
      StackMap stack: int int
         7: ior
            istore 2 /* changed */
         8: .line 176
            iinc 4 /* i */ 1
      StackMap locals:
      StackMap stack:
         9: iload 4 /* i */
            aload 0 /* this */
            getfield org.apache.lucene.expressions.ExpressionValueSource.variables:[Lorg/apache/lucene/search/DoubleValuesSource;
            arraylength
            if_icmplt 4
        end local 4 // int i
        10: .line 180
            iload 2 /* changed */
            ifeq 12
        11: .line 181
            new org.apache.lucene.expressions.ExpressionValueSource
            dup
            aload 3 /* rewritten */
            aload 0 /* this */
            getfield org.apache.lucene.expressions.ExpressionValueSource.expression:Lorg/apache/lucene/expressions/Expression;
            aload 0 /* this */
            getfield org.apache.lucene.expressions.ExpressionValueSource.needsScores:Z
            invokespecial org.apache.lucene.expressions.ExpressionValueSource.<init>:([Lorg/apache/lucene/search/DoubleValuesSource;Lorg/apache/lucene/expressions/Expression;Z)V
            areturn
        12: .line 183
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            areturn
        end local 3 // org.apache.lucene.search.DoubleValuesSource[] rewritten
        end local 2 // boolean changed
        end local 1 // org.apache.lucene.search.IndexSearcher searcher
        end local 0 // org.apache.lucene.expressions.ExpressionValueSource this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0   13     0       this  Lorg/apache/lucene/expressions/ExpressionValueSource;
            0   13     1   searcher  Lorg/apache/lucene/search/IndexSearcher;
            1   13     2    changed  Z
            2   13     3  rewritten  [Lorg/apache/lucene/search/DoubleValuesSource;
            3   10     4          i  I
    Exceptions:
      throws java.io.IOException
    MethodParameters:
          Name  Flags
      searcher  
}
SourceFile: "ExpressionValueSource.java"
NestMembers:
  org.apache.lucene.expressions.ExpressionValueSource$1
InnerClasses:
  org.apache.lucene.expressions.ExpressionValueSource$1