http://commons.apache.org/proper/commons-collections/: The Apache Commons Collections package contains types that extend and augment the Java Collections Framework. (The Apache Software Foundation)
  • Rafael U. C. Afonso
  • Max Rydahl Andersen
  • Avalon
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  • Nicola Ken Barozzi
  • Arron Bates
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  • Rune Peter Bjørnstad
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public class org.apache.commons.collections4.functors.InvokerTransformer<I, O> implements org.apache.commons.collections4.Transformer<I, O>
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.apache.commons.collections4.functors.InvokerTransformer
  super_class: java.lang.Object
{
  private final java.lang.String iMethodName;
    descriptor: Ljava/lang/String;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final java.lang.Class<?>[] iParamTypes;
    descriptor: [Ljava/lang/Class;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL
    Signature: [Ljava/lang/Class<*>;

  private final java.lang.Object[] iArgs;
    descriptor: [Ljava/lang/Object;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  public static <I, O> org.apache.commons.collections4.Transformer<I, O> invokerTransformer(java.lang.String);
    descriptor: (Ljava/lang/String;)Lorg/apache/commons/collections4/Transformer;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // java.lang.String methodName
         0: .line 55
            aload 0 /* methodName */
            ifnonnull 2
         1: .line 56
            new java.lang.NullPointerException
            dup
            ldc "The method to invoke must not be null"
            invokespecial java.lang.NullPointerException.<init>:(Ljava/lang/String;)V
            athrow
         2: .line 58
      StackMap locals:
      StackMap stack:
            new org.apache.commons.collections4.functors.InvokerTransformer
            dup
            aload 0 /* methodName */
            invokespecial org.apache.commons.collections4.functors.InvokerTransformer.<init>:(Ljava/lang/String;)V
            areturn
        end local 0 // java.lang.String methodName
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    3     0  methodName  Ljava/lang/String;
    Signature: <I:Ljava/lang/Object;O:Ljava/lang/Object;>(Ljava/lang/String;)Lorg/apache/commons/collections4/Transformer<TI;TO;>;
    MethodParameters:
            Name  Flags
      methodName  final

  public static <I, O> org.apache.commons.collections4.Transformer<I, O> invokerTransformer(java.lang.String, java.lang.Class<?>[], []);
    descriptor: (Ljava/lang/String;[Ljava/lang/Class;[Ljava/lang/Object;)Lorg/apache/commons/collections4/Transformer;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=5, locals=3, args_size=3
        start local 0 // java.lang.String methodName
        start local 1 // java.lang.Class[] paramTypes
        start local 2 // java.lang.Object[] args
         0: .line 75
            aload 0 /* methodName */
            ifnonnull 2
         1: .line 76
            new java.lang.NullPointerException
            dup
            ldc "The method to invoke must not be null"
            invokespecial java.lang.NullPointerException.<init>:(Ljava/lang/String;)V
            athrow
         2: .line 78
      StackMap locals:
      StackMap stack:
            aload 1 /* paramTypes */
            ifnonnull 3
            aload 2 /* args */
            ifnonnull 5
         3: .line 79
      StackMap locals:
      StackMap stack:
            aload 1 /* paramTypes */
            ifnull 4
            aload 2 /* args */
            ifnull 5
         4: .line 80
      StackMap locals:
      StackMap stack:
            aload 1 /* paramTypes */
            ifnull 6
            aload 2 /* args */
            ifnull 6
            aload 1 /* paramTypes */
            arraylength
            aload 2 /* args */
            arraylength
            if_icmpeq 6
         5: .line 81
      StackMap locals:
      StackMap stack:
            new java.lang.IllegalArgumentException
            dup
            ldc "The parameter types must match the arguments"
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         6: .line 83
      StackMap locals:
      StackMap stack:
            aload 1 /* paramTypes */
            ifnull 7
            aload 1 /* paramTypes */
            arraylength
            ifne 8
         7: .line 84
      StackMap locals:
      StackMap stack:
            new org.apache.commons.collections4.functors.InvokerTransformer
            dup
            aload 0 /* methodName */
            invokespecial org.apache.commons.collections4.functors.InvokerTransformer.<init>:(Ljava/lang/String;)V
            areturn
         8: .line 86
      StackMap locals:
      StackMap stack:
            new org.apache.commons.collections4.functors.InvokerTransformer
            dup
            aload 0 /* methodName */
            aload 1 /* paramTypes */
            aload 2 /* args */
            invokespecial org.apache.commons.collections4.functors.InvokerTransformer.<init>:(Ljava/lang/String;[Ljava/lang/Class;[Ljava/lang/Object;)V
            areturn
        end local 2 // java.lang.Object[] args
        end local 1 // java.lang.Class[] paramTypes
        end local 0 // java.lang.String methodName
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    9     0  methodName  Ljava/lang/String;
            0    9     1  paramTypes  [Ljava/lang/Class;
            0    9     2        args  [Ljava/lang/Object;
    Signature: <I:Ljava/lang/Object;O:Ljava/lang/Object;>(Ljava/lang/String;[Ljava/lang/Class<*>;[Ljava/lang/Object;)Lorg/apache/commons/collections4/Transformer<TI;TO;>;
    MethodParameters:
            Name  Flags
      methodName  final
      paramTypes  final
      args        final

  private void <init>(java.lang.String);
    descriptor: (Ljava/lang/String;)V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.apache.commons.collections4.functors.InvokerTransformer this
        start local 1 // java.lang.String methodName
         0: .line 95
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 96
            aload 0 /* this */
            aload 1 /* methodName */
            putfield org.apache.commons.collections4.functors.InvokerTransformer.iMethodName:Ljava/lang/String;
         2: .line 97
            aload 0 /* this */
            aconst_null
            putfield org.apache.commons.collections4.functors.InvokerTransformer.iParamTypes:[Ljava/lang/Class;
         3: .line 98
            aload 0 /* this */
            aconst_null
            putfield org.apache.commons.collections4.functors.InvokerTransformer.iArgs:[Ljava/lang/Object;
         4: .line 99
            return
        end local 1 // java.lang.String methodName
        end local 0 // org.apache.commons.collections4.functors.InvokerTransformer this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    5     0        this  Lorg/apache/commons/collections4/functors/InvokerTransformer<TI;TO;>;
            0    5     1  methodName  Ljava/lang/String;
    MethodParameters:
            Name  Flags
      methodName  final

  public void <init>(java.lang.String, java.lang.Class<?>[], []);
    descriptor: (Ljava/lang/String;[Ljava/lang/Class;[Ljava/lang/Object;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=4, args_size=4
        start local 0 // org.apache.commons.collections4.functors.InvokerTransformer this
        start local 1 // java.lang.String methodName
        start local 2 // java.lang.Class[] paramTypes
        start local 3 // java.lang.Object[] args
         0: .line 112
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 113
            aload 0 /* this */
            aload 1 /* methodName */
            putfield org.apache.commons.collections4.functors.InvokerTransformer.iMethodName:Ljava/lang/String;
         2: .line 114
            aload 0 /* this */
            aload 2 /* paramTypes */
            ifnull 3
            aload 2 /* paramTypes */
            invokevirtual java.lang.Class[].clone:()Ljava/lang/Object;
            checkcast java.lang.Class[]
            goto 4
      StackMap locals: org.apache.commons.collections4.functors.InvokerTransformer java.lang.String java.lang.Class[] java.lang.Object[]
      StackMap stack: org.apache.commons.collections4.functors.InvokerTransformer
         3: aconst_null
      StackMap locals: org.apache.commons.collections4.functors.InvokerTransformer java.lang.String java.lang.Class[] java.lang.Object[]
      StackMap stack: org.apache.commons.collections4.functors.InvokerTransformer java.lang.Class[]
         4: putfield org.apache.commons.collections4.functors.InvokerTransformer.iParamTypes:[Ljava/lang/Class;
         5: .line 115
            aload 0 /* this */
            aload 3 /* args */
            ifnull 6
            aload 3 /* args */
            invokevirtual java.lang.Object[].clone:()Ljava/lang/Object;
            checkcast java.lang.Object[]
            goto 7
      StackMap locals:
      StackMap stack: org.apache.commons.collections4.functors.InvokerTransformer
         6: aconst_null
      StackMap locals: org.apache.commons.collections4.functors.InvokerTransformer java.lang.String java.lang.Class[] java.lang.Object[]
      StackMap stack: org.apache.commons.collections4.functors.InvokerTransformer java.lang.Object[]
         7: putfield org.apache.commons.collections4.functors.InvokerTransformer.iArgs:[Ljava/lang/Object;
         8: .line 116
            return
        end local 3 // java.lang.Object[] args
        end local 2 // java.lang.Class[] paramTypes
        end local 1 // java.lang.String methodName
        end local 0 // org.apache.commons.collections4.functors.InvokerTransformer this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    9     0        this  Lorg/apache/commons/collections4/functors/InvokerTransformer<TI;TO;>;
            0    9     1  methodName  Ljava/lang/String;
            0    9     2  paramTypes  [Ljava/lang/Class;
            0    9     3        args  [Ljava/lang/Object;
    Signature: (Ljava/lang/String;[Ljava/lang/Class<*>;[Ljava/lang/Object;)V
    MethodParameters:
            Name  Flags
      methodName  final
      paramTypes  final
      args        final

  public O transform();
    descriptor: (Ljava/lang/Object;)Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=4, args_size=2
        start local 0 // org.apache.commons.collections4.functors.InvokerTransformer this
        start local 1 // java.lang.Object input
         0: .line 127
            aload 1 /* input */
            ifnonnull 2
         1: .line 128
            aconst_null
            areturn
         2: .line 131
      StackMap locals:
      StackMap stack:
            aload 1 /* input */
            invokevirtual java.lang.Object.getClass:()Ljava/lang/Class;
            astore 2 /* cls */
        start local 2 // java.lang.Class cls
         3: .line 132
            aload 2 /* cls */
            aload 0 /* this */
            getfield org.apache.commons.collections4.functors.InvokerTransformer.iMethodName:Ljava/lang/String;
            aload 0 /* this */
            getfield org.apache.commons.collections4.functors.InvokerTransformer.iParamTypes:[Ljava/lang/Class;
            invokevirtual java.lang.Class.getMethod:(Ljava/lang/String;[Ljava/lang/Class;)Ljava/lang/reflect/Method;
            astore 3 /* method */
        start local 3 // java.lang.reflect.Method method
         4: .line 133
            aload 3 /* method */
            aload 1 /* input */
            aload 0 /* this */
            getfield org.apache.commons.collections4.functors.InvokerTransformer.iArgs:[Ljava/lang/Object;
            invokevirtual java.lang.reflect.Method.invoke:(Ljava/lang/Object;[Ljava/lang/Object;)Ljava/lang/Object;
         5: areturn
        end local 3 // java.lang.reflect.Method method
        end local 2 // java.lang.Class cls
         6: .line 134
      StackMap locals:
      StackMap stack: java.lang.NoSuchMethodException
            pop
         7: .line 135
            new org.apache.commons.collections4.FunctorException
            dup
            new java.lang.StringBuilder
            dup
            ldc "InvokerTransformer: The method '"
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 0 /* this */
            getfield org.apache.commons.collections4.functors.InvokerTransformer.iMethodName:Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            ldc "' on '"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
         8: .line 136
            aload 1 /* input */
            invokevirtual java.lang.Object.getClass:()Ljava/lang/Class;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/Object;)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;
         9: .line 135
            invokespecial org.apache.commons.collections4.FunctorException.<init>:(Ljava/lang/String;)V
            athrow
        10: .line 137
      StackMap locals:
      StackMap stack: java.lang.IllegalAccessException
            pop
        11: .line 138
            new org.apache.commons.collections4.FunctorException
            dup
            new java.lang.StringBuilder
            dup
            ldc "InvokerTransformer: The method '"
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 0 /* this */
            getfield org.apache.commons.collections4.functors.InvokerTransformer.iMethodName:Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            ldc "' on '"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
        12: .line 139
            aload 1 /* input */
            invokevirtual java.lang.Object.getClass:()Ljava/lang/Class;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/Object;)Ljava/lang/StringBuilder;
            ldc "' cannot be accessed"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
        13: .line 138
            invokespecial org.apache.commons.collections4.FunctorException.<init>:(Ljava/lang/String;)V
            athrow
        14: .line 140
      StackMap locals:
      StackMap stack: java.lang.reflect.InvocationTargetException
            astore 2 /* ex */
        start local 2 // java.lang.reflect.InvocationTargetException ex
        15: .line 141
            new org.apache.commons.collections4.FunctorException
            dup
            new java.lang.StringBuilder
            dup
            ldc "InvokerTransformer: The method '"
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 0 /* this */
            getfield org.apache.commons.collections4.functors.InvokerTransformer.iMethodName:Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            ldc "' on '"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
        16: .line 142
            aload 1 /* input */
            invokevirtual java.lang.Object.getClass:()Ljava/lang/Class;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/Object;)Ljava/lang/StringBuilder;
            ldc "' threw an exception"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            aload 2 /* ex */
        17: .line 141
            invokespecial org.apache.commons.collections4.FunctorException.<init>:(Ljava/lang/String;Ljava/lang/Throwable;)V
            athrow
        end local 2 // java.lang.reflect.InvocationTargetException ex
        end local 1 // java.lang.Object input
        end local 0 // org.apache.commons.collections4.functors.InvokerTransformer this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0   18     0    this  Lorg/apache/commons/collections4/functors/InvokerTransformer<TI;TO;>;
            0   18     1   input  Ljava/lang/Object;
            3    6     2     cls  Ljava/lang/Class<*>;
            4    6     3  method  Ljava/lang/reflect/Method;
           15   18     2      ex  Ljava/lang/reflect/InvocationTargetException;
      Exception table:
        from    to  target  type
           2     5       6  Class java.lang.NoSuchMethodException
           2     5      10  Class java.lang.IllegalAccessException
           2     5      14  Class java.lang.reflect.InvocationTargetException
    Signature: (Ljava/lang/Object;)TO;
    MethodParameters:
       Name  Flags
      input  final
}
Signature: <I:Ljava/lang/Object;O:Ljava/lang/Object;>Ljava/lang/Object;Lorg/apache/commons/collections4/Transformer<TI;TO;>;
SourceFile: "InvokerTransformer.java"