https://www.graalvm.org/ 
class com.oracle.truffle.dsl.processor.java.ModuleCache$1 implements java.util.function.Function<javax.annotation.processing.ProcessingEnvironment, java.util.Map<java.lang.String, javax.lang.model.element.ModuleElement>>
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: com.oracle.truffle.dsl.processor.java.ModuleCache$1
  super_class: java.lang.Object
{
  void <init>();
    descriptor: ()V
    flags: (0x0000) 
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.oracle.truffle.dsl.processor.java.ModuleCache$1 this
         0: .line 63
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // com.oracle.truffle.dsl.processor.java.ModuleCache$1 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/oracle/truffle/dsl/processor/java/ModuleCache$1;

  public java.util.Map<java.lang.String, javax.lang.model.element.ModuleElement> apply(javax.annotation.processing.ProcessingEnvironment);
    descriptor: (Ljavax/annotation/processing/ProcessingEnvironment;)Ljava/util/Map;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.oracle.truffle.dsl.processor.java.ModuleCache$1 this
        start local 1 // javax.annotation.processing.ProcessingEnvironment t
         0: .line 66
            new java.util.HashMap
            dup
            invokespecial java.util.HashMap.<init>:()V
            areturn
        end local 1 // javax.annotation.processing.ProcessingEnvironment t
        end local 0 // com.oracle.truffle.dsl.processor.java.ModuleCache$1 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/oracle/truffle/dsl/processor/java/ModuleCache$1;
            0    1     1     t  Ljavax/annotation/processing/ProcessingEnvironment;
    Signature: (Ljavax/annotation/processing/ProcessingEnvironment;)Ljava/util/Map<Ljava/lang/String;Ljavax/lang/model/element/ModuleElement;>;
    MethodParameters:
      Name  Flags
      t     

  public java.lang.Object apply(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Ljava/lang/Object;
    flags: (0x1041) ACC_PUBLIC, ACC_BRIDGE, ACC_SYNTHETIC
    Code:
      stack=2, locals=2, args_size=2
         0: .line 1
            aload 0
            aload 1
            checkcast javax.annotation.processing.ProcessingEnvironment
            invokevirtual com.oracle.truffle.dsl.processor.java.ModuleCache$1.apply:(Ljavax/annotation/processing/ProcessingEnvironment;)Ljava/util/Map;
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature
}
Signature: Ljava/lang/Object;Ljava/util/function/Function<Ljavax/annotation/processing/ProcessingEnvironment;Ljava/util/Map<Ljava/lang/String;Ljavax/lang/model/element/ModuleElement;>;>;
SourceFile: "ModuleCache.java"
EnclosingMethod: com.oracle.truffle.dsl.processor.java.ModuleCache.getTypeElement:(Ljavax/annotation/processing/ProcessingEnvironment;Ljava/lang/CharSequence;)Ljavax/lang/model/element/TypeElement;
NestHost: com.oracle.truffle.dsl.processor.java.ModuleCache
InnerClasses:
  com.oracle.truffle.dsl.processor.java.ModuleCache$1