graal/21.0.0.2 : graal-js/com.oracle.truffle.js.scriptengine/com/oracle/truffle/js/scriptengine/GraalJSEngineFactory.class

GraalJSEngineFactory
https://www.graalvm.org/
GPLv2 + Classpath Exception
public final class com.oracle.truffle.js.scriptengine.GraalJSEngineFactory implements javax.script.ScriptEngineFactory
  minor version: 0
  major version: 59
  flags: flags: (0x0031) ACC_PUBLIC, ACC_FINAL, ACC_SUPER
  this_class: com.oracle.truffle.js.scriptengine.GraalJSEngineFactory
  super_class: java.lang.Object
{
  private static final java.lang.String ENGINE_NAME;
    descriptor: Ljava/lang/String;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: "Graal.js"

  private static final java.lang.String NAME;
    descriptor: Ljava/lang/String;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: "javascript"

  private static final java.lang.String LANGUAGE;
    descriptor: Ljava/lang/String;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: "ECMAScript"

  private static final java.lang.String LANGUAGE_VERSION;
    descriptor: Ljava/lang/String;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: "ECMAScript 262 Edition 11"

  private static final java.lang.String NASHORN_ENGINE_NAME;
    descriptor: Ljava/lang/String;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: "Oracle Nashorn"

  private static final java.util.List<java.lang.String> names;
    descriptor: Ljava/util/List;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    Signature: Ljava/util/List<Ljava/lang/String;>;

  private static final java.util.List<java.lang.String> mimeTypes;
    descriptor: Ljava/util/List;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    Signature: Ljava/util/List<Ljava/lang/String;>;

  private static final java.util.List<java.lang.String> extensions;
    descriptor: Ljava/util/List;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    Signature: Ljava/util/List<Ljava/lang/String;>;

  public static final boolean RegisterAsNashornScriptEngineFactory;
    descriptor: Z
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL

  private java.lang.ref.WeakReference<org.graalvm.polyglot.Engine> defaultEngine;
    descriptor: Ljava/lang/ref/WeakReference;
    flags: (0x0002) ACC_PRIVATE
    Signature: Ljava/lang/ref/WeakReference<Lorg/graalvm/polyglot/Engine;>;

  private final org.graalvm.polyglot.Engine userDefinedEngine;
    descriptor: Lorg/graalvm/polyglot/Engine;
    flags: (0x0012) ACC_PRIVATE, 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=6, locals=5, args_size=0
         0: .line 57
            ldc Lcom/oracle/truffle/js/scriptengine/GraalJSEngineFactory;
            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 com.oracle.truffle.js.scriptengine.GraalJSEngineFactory.$assertionsDisabled:Z
         3: .line 69
            ldc "graaljs.RegisterGraalJSAsNashorn"
            invokestatic java.lang.Boolean.getBoolean:(Ljava/lang/String;)Z
            putstatic com.oracle.truffle.js.scriptengine.GraalJSEngineFactory.RegisterAsNashornScriptEngineFactory:Z
         4: .line 72
            new java.util.ArrayList
            dup
            bipush 14
            anewarray java.lang.String
            dup
            iconst_0
            ldc "Graal.js"
            aastore
            dup
            iconst_1
            ldc "graal.js"
            aastore
            dup
            iconst_2
            ldc "Graal-js"
            aastore
            dup
            iconst_3
            ldc "graal-js"
            aastore
            dup
            iconst_4
            ldc "Graal.JS"
            aastore
            dup
            iconst_5
            ldc "Graal-JS"
            aastore
            dup
            bipush 6
            ldc "GraalJS"
            aastore
            dup
            bipush 7
            ldc "GraalJSPolyglot"
            aastore
            dup
            bipush 8
            ldc "js"
            aastore
            dup
            bipush 9
            ldc "JS"
            aastore
            dup
            bipush 10
            ldc "JavaScript"
            aastore
            dup
            bipush 11
         5: .line 73
            ldc "javascript"
            aastore
            dup
            bipush 12
            ldc "ECMAScript"
            aastore
            dup
            bipush 13
            ldc "ecmascript"
            aastore
         6: .line 72
            invokestatic java.util.Arrays.asList:([Ljava/lang/Object;)Ljava/util/List;
            invokespecial java.util.ArrayList.<init>:(Ljava/util/Collection;)V
            astore 0 /* nameList */
        start local 0 // java.util.List nameList
         7: .line 74
            new java.util.ArrayList
            dup
            iconst_4
            anewarray java.lang.String
            dup
            iconst_0
            ldc "application/javascript"
            aastore
            dup
            iconst_1
            ldc "application/ecmascript"
            aastore
            dup
            iconst_2
            ldc "text/javascript"
            aastore
            dup
            iconst_3
            ldc "text/ecmascript"
            aastore
            invokestatic java.util.Arrays.asList:([Ljava/lang/Object;)Ljava/util/List;
            invokespecial java.util.ArrayList.<init>:(Ljava/util/Collection;)V
            astore 1 /* mimeTypeList */
        start local 1 // java.util.List mimeTypeList
         8: .line 75
            new java.util.ArrayList
            dup
            iconst_2
            anewarray java.lang.String
            dup
            iconst_0
            ldc "js"
            aastore
            dup
            iconst_1
            ldc "mjs"
            aastore
            invokestatic java.util.Arrays.asList:([Ljava/lang/Object;)Ljava/util/List;
            invokespecial java.util.ArrayList.<init>:(Ljava/util/Collection;)V
            astore 2 /* extensionList */
        start local 2 // java.util.List extensionList
         9: .line 76
            ldc "java.specification.version"
            invokestatic java.lang.System.getProperty:(Ljava/lang/String;)Ljava/lang/String;
            ldc "1.9"
            invokevirtual java.lang.String.compareTo:(Ljava/lang/String;)I
            ifge 10
            iconst_1
            goto 11
      StackMap locals: java.util.List java.util.List java.util.List
      StackMap stack:
        10: iconst_0
      StackMap locals:
      StackMap stack: int
        11: istore 3 /* java8 */
        start local 3 // boolean java8
        12: .line 77
            iload 3 /* java8 */
            ifeq 20
        13: .line 78
            invokestatic com.oracle.truffle.js.scriptengine.GraalJSEngineFactory.getNashornEngineFactory:()Ljavax/script/ScriptEngineFactory;
            astore 4 /* nashornFactory */
        start local 4 // javax.script.ScriptEngineFactory nashornFactory
        14: .line 79
            aload 4 /* nashornFactory */
            ifnull 20
        15: .line 80
            getstatic com.oracle.truffle.js.scriptengine.GraalJSEngineFactory.RegisterAsNashornScriptEngineFactory:Z
            ifeq 19
        16: .line 81
            aload 0 /* nameList */
            aload 4 /* nashornFactory */
            invokeinterface javax.script.ScriptEngineFactory.getNames:()Ljava/util/List;
            invokeinterface java.util.List.addAll:(Ljava/util/Collection;)Z
            pop
        17: .line 82
            aload 1 /* mimeTypeList */
            aload 4 /* nashornFactory */
            invokeinterface javax.script.ScriptEngineFactory.getMimeTypes:()Ljava/util/List;
            invokeinterface java.util.List.addAll:(Ljava/util/Collection;)Z
            pop
        18: .line 83
            aload 2 /* extensionList */
            aload 4 /* nashornFactory */
            invokeinterface javax.script.ScriptEngineFactory.getExtensions:()Ljava/util/List;
            invokeinterface java.util.List.addAll:(Ljava/util/Collection;)Z
            pop
        19: .line 85
      StackMap locals: int javax.script.ScriptEngineFactory
      StackMap stack:
            aload 4 /* nashornFactory */
            invokestatic com.oracle.truffle.js.scriptengine.GraalJSEngineFactory.clearEngineFactory:(Ljavax/script/ScriptEngineFactory;)V
        end local 4 // javax.script.ScriptEngineFactory nashornFactory
        20: .line 88
      StackMap locals:
      StackMap stack:
            aload 0 /* nameList */
            invokestatic java.util.Collections.unmodifiableList:(Ljava/util/List;)Ljava/util/List;
            putstatic com.oracle.truffle.js.scriptengine.GraalJSEngineFactory.names:Ljava/util/List;
        21: .line 89
            aload 1 /* mimeTypeList */
            invokestatic java.util.Collections.unmodifiableList:(Ljava/util/List;)Ljava/util/List;
            putstatic com.oracle.truffle.js.scriptengine.GraalJSEngineFactory.mimeTypes:Ljava/util/List;
        22: .line 90
            aload 2 /* extensionList */
            invokestatic java.util.Collections.unmodifiableList:(Ljava/util/List;)Ljava/util/List;
            putstatic com.oracle.truffle.js.scriptengine.GraalJSEngineFactory.extensions:Ljava/util/List;
        end local 3 // boolean java8
        end local 2 // java.util.List extensionList
        end local 1 // java.util.List mimeTypeList
        end local 0 // java.util.List nameList
        23: .line 91
            return
      LocalVariableTable:
        Start  End  Slot            Name  Signature
            7   23     0        nameList  Ljava/util/List<Ljava/lang/String;>;
            8   23     1    mimeTypeList  Ljava/util/List<Ljava/lang/String;>;
            9   23     2   extensionList  Ljava/util/List<Ljava/lang/String;>;
           12   23     3           java8  Z
           14   20     4  nashornFactory  Ljavax/script/ScriptEngineFactory;

  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // com.oracle.truffle.js.scriptengine.GraalJSEngineFactory this
         0: .line 96
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 97
            aload 0 /* this */
            aconst_null
            putfield com.oracle.truffle.js.scriptengine.GraalJSEngineFactory.defaultEngine:Ljava/lang/ref/WeakReference;
         2: .line 98
            aload 0 /* this */
            aconst_null
            putfield com.oracle.truffle.js.scriptengine.GraalJSEngineFactory.userDefinedEngine:Lorg/graalvm/polyglot/Engine;
         3: .line 99
            return
        end local 0 // com.oracle.truffle.js.scriptengine.GraalJSEngineFactory this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Lcom/oracle/truffle/js/scriptengine/GraalJSEngineFactory;

  void <init>(org.graalvm.polyglot.Engine);
    descriptor: (Lorg/graalvm/polyglot/Engine;)V
    flags: (0x0000) 
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.oracle.truffle.js.scriptengine.GraalJSEngineFactory this
        start local 1 // org.graalvm.polyglot.Engine engine
         0: .line 101
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 102
            aload 0 /* this */
            aload 1 /* engine */
            putfield com.oracle.truffle.js.scriptengine.GraalJSEngineFactory.userDefinedEngine:Lorg/graalvm/polyglot/Engine;
         2: .line 103
            return
        end local 1 // org.graalvm.polyglot.Engine engine
        end local 0 // com.oracle.truffle.js.scriptengine.GraalJSEngineFactory this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    3     0    this  Lcom/oracle/truffle/js/scriptengine/GraalJSEngineFactory;
            0    3     1  engine  Lorg/graalvm/polyglot/Engine;
    MethodParameters:
        Name  Flags
      engine  

  private static org.graalvm.polyglot.Engine createDefaultEngine();
    descriptor: ()Lorg/graalvm/polyglot/Engine;
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=2, locals=0, args_size=0
         0: .line 106
            invokestatic org.graalvm.polyglot.Engine.newBuilder:()Lorg/graalvm/polyglot/Engine$Builder;
            iconst_1
            invokevirtual org.graalvm.polyglot.Engine$Builder.allowExperimentalOptions:(Z)Lorg/graalvm/polyglot/Engine$Builder;
            invokevirtual org.graalvm.polyglot.Engine$Builder.build:()Lorg/graalvm/polyglot/Engine;
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public org.graalvm.polyglot.Engine getPolyglotEngine();
    descriptor: ()Lorg/graalvm/polyglot/Engine;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=2, args_size=1
        start local 0 // com.oracle.truffle.js.scriptengine.GraalJSEngineFactory this
         0: .line 113
            aload 0 /* this */
            getfield com.oracle.truffle.js.scriptengine.GraalJSEngineFactory.userDefinedEngine:Lorg/graalvm/polyglot/Engine;
            ifnull 2
         1: .line 114
            aload 0 /* this */
            getfield com.oracle.truffle.js.scriptengine.GraalJSEngineFactory.userDefinedEngine:Lorg/graalvm/polyglot/Engine;
            areturn
         2: .line 116
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.oracle.truffle.js.scriptengine.GraalJSEngineFactory.defaultEngine:Ljava/lang/ref/WeakReference;
            ifnonnull 3
            aconst_null
            goto 4
      StackMap locals:
      StackMap stack:
         3: aload 0 /* this */
            getfield com.oracle.truffle.js.scriptengine.GraalJSEngineFactory.defaultEngine:Ljava/lang/ref/WeakReference;
            invokevirtual java.lang.ref.WeakReference.get:()Ljava/lang/Object;
            checkcast org.graalvm.polyglot.Engine
      StackMap locals:
      StackMap stack: org.graalvm.polyglot.Engine
         4: astore 1 /* engine */
        start local 1 // org.graalvm.polyglot.Engine engine
         5: .line 117
            aload 1 /* engine */
            ifnonnull 8
         6: .line 118
            invokestatic com.oracle.truffle.js.scriptengine.GraalJSEngineFactory.createDefaultEngine:()Lorg/graalvm/polyglot/Engine;
            astore 1 /* engine */
         7: .line 119
            aload 0 /* this */
            new java.lang.ref.WeakReference
            dup
            aload 1 /* engine */
            invokespecial java.lang.ref.WeakReference.<init>:(Ljava/lang/Object;)V
            putfield com.oracle.truffle.js.scriptengine.GraalJSEngineFactory.defaultEngine:Ljava/lang/ref/WeakReference;
         8: .line 121
      StackMap locals: org.graalvm.polyglot.Engine
      StackMap stack:
            aload 1 /* engine */
            areturn
        end local 1 // org.graalvm.polyglot.Engine engine
        end local 0 // com.oracle.truffle.js.scriptengine.GraalJSEngineFactory this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    9     0    this  Lcom/oracle/truffle/js/scriptengine/GraalJSEngineFactory;
            5    9     1  engine  Lorg/graalvm/polyglot/Engine;

  public java.lang.String getEngineName();
    descriptor: ()Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.oracle.truffle.js.scriptengine.GraalJSEngineFactory this
         0: .line 127
            ldc "Graal.js"
            areturn
        end local 0 // com.oracle.truffle.js.scriptengine.GraalJSEngineFactory this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/oracle/truffle/js/scriptengine/GraalJSEngineFactory;

  public java.lang.String getEngineVersion();
    descriptor: ()Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.oracle.truffle.js.scriptengine.GraalJSEngineFactory this
         0: .line 132
            aload 0 /* this */
            invokevirtual com.oracle.truffle.js.scriptengine.GraalJSEngineFactory.getPolyglotEngine:()Lorg/graalvm/polyglot/Engine;
            invokevirtual org.graalvm.polyglot.Engine.getVersion:()Ljava/lang/String;
            areturn
        end local 0 // com.oracle.truffle.js.scriptengine.GraalJSEngineFactory this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/oracle/truffle/js/scriptengine/GraalJSEngineFactory;

  public java.util.List<java.lang.String> getExtensions();
    descriptor: ()Ljava/util/List;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.oracle.truffle.js.scriptengine.GraalJSEngineFactory this
         0: .line 137
            getstatic com.oracle.truffle.js.scriptengine.GraalJSEngineFactory.extensions:Ljava/util/List;
            areturn
        end local 0 // com.oracle.truffle.js.scriptengine.GraalJSEngineFactory this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/oracle/truffle/js/scriptengine/GraalJSEngineFactory;
    Signature: ()Ljava/util/List<Ljava/lang/String;>;

  public java.util.List<java.lang.String> getMimeTypes();
    descriptor: ()Ljava/util/List;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.oracle.truffle.js.scriptengine.GraalJSEngineFactory this
         0: .line 142
            getstatic com.oracle.truffle.js.scriptengine.GraalJSEngineFactory.mimeTypes:Ljava/util/List;
            areturn
        end local 0 // com.oracle.truffle.js.scriptengine.GraalJSEngineFactory this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/oracle/truffle/js/scriptengine/GraalJSEngineFactory;
    Signature: ()Ljava/util/List<Ljava/lang/String;>;

  public java.util.List<java.lang.String> getNames();
    descriptor: ()Ljava/util/List;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.oracle.truffle.js.scriptengine.GraalJSEngineFactory this
         0: .line 147
            getstatic com.oracle.truffle.js.scriptengine.GraalJSEngineFactory.names:Ljava/util/List;
            areturn
        end local 0 // com.oracle.truffle.js.scriptengine.GraalJSEngineFactory this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/oracle/truffle/js/scriptengine/GraalJSEngineFactory;
    Signature: ()Ljava/util/List<Ljava/lang/String;>;

  public java.lang.String getLanguageName();
    descriptor: ()Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.oracle.truffle.js.scriptengine.GraalJSEngineFactory this
         0: .line 152
            ldc "ECMAScript"
            areturn
        end local 0 // com.oracle.truffle.js.scriptengine.GraalJSEngineFactory this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/oracle/truffle/js/scriptengine/GraalJSEngineFactory;

  public java.lang.String getLanguageVersion();
    descriptor: ()Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.oracle.truffle.js.scriptengine.GraalJSEngineFactory this
         0: .line 157
            ldc "ECMAScript 262 Edition 11"
            areturn
        end local 0 // com.oracle.truffle.js.scriptengine.GraalJSEngineFactory this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/oracle/truffle/js/scriptengine/GraalJSEngineFactory;

  public java.lang.Object getParameter(java.lang.String);
    descriptor: (Ljava/lang/String;)Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=2
        start local 0 // com.oracle.truffle.js.scriptengine.GraalJSEngineFactory this
        start local 1 // java.lang.String key
         0: .line 162
            aload 1 /* key */
            dup
            astore 2
            invokevirtual java.lang.String.hashCode:()I
            lookupswitch { // 5
          -1073020410: 1
          -1047659667: 2
           -917703229: 3
           -852670884: 4
           -125973898: 5
              default: 11
          }
      StackMap locals: java.lang.String
      StackMap stack:
         1: aload 2
            ldc "javax.script.engine_version"
            invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
            ifne 8
            goto 11
      StackMap locals:
      StackMap stack:
         2: aload 2
            ldc "javax.script.engine"
            invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
            ifne 7
            goto 11
      StackMap locals:
      StackMap stack:
         3: aload 2
            ldc "javax.script.language"
            invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
            ifne 9
            goto 11
      StackMap locals:
      StackMap stack:
         4: aload 2
            ldc "javax.script.language_version"
            invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
            ifne 10
            goto 11
      StackMap locals:
      StackMap stack:
         5: aload 2
            ldc "javax.script.name"
            invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
            ifne 6
            goto 11
         6: .line 164
      StackMap locals:
      StackMap stack:
            ldc "javascript"
            areturn
         7: .line 166
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            invokevirtual com.oracle.truffle.js.scriptengine.GraalJSEngineFactory.getEngineName:()Ljava/lang/String;
            areturn
         8: .line 168
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            invokevirtual com.oracle.truffle.js.scriptengine.GraalJSEngineFactory.getEngineVersion:()Ljava/lang/String;
            areturn
         9: .line 170
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            invokevirtual com.oracle.truffle.js.scriptengine.GraalJSEngineFactory.getLanguageName:()Ljava/lang/String;
            areturn
        10: .line 172
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            invokevirtual com.oracle.truffle.js.scriptengine.GraalJSEngineFactory.getLanguageVersion:()Ljava/lang/String;
            areturn
        11: .line 174
      StackMap locals:
      StackMap stack:
            aconst_null
            areturn
        end local 1 // java.lang.String key
        end local 0 // com.oracle.truffle.js.scriptengine.GraalJSEngineFactory this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   12     0  this  Lcom/oracle/truffle/js/scriptengine/GraalJSEngineFactory;
            0   12     1   key  Ljava/lang/String;
    MethodParameters:
      Name  Flags
      key   

  public com.oracle.truffle.js.scriptengine.GraalJSScriptEngine getScriptEngine();
    descriptor: ()Lcom/oracle/truffle/js/scriptengine/GraalJSScriptEngine;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // com.oracle.truffle.js.scriptengine.GraalJSEngineFactory this
         0: .line 180
            new com.oracle.truffle.js.scriptengine.GraalJSScriptEngine
            dup
            aload 0 /* this */
            invokespecial com.oracle.truffle.js.scriptengine.GraalJSScriptEngine.<init>:(Lcom/oracle/truffle/js/scriptengine/GraalJSEngineFactory;)V
            areturn
        end local 0 // com.oracle.truffle.js.scriptengine.GraalJSEngineFactory this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/oracle/truffle/js/scriptengine/GraalJSEngineFactory;

  public java.lang.String getMethodCallSyntax(java.lang.String, java.lang.String, java.lang.String[]);
    descriptor: (Ljava/lang/String;Ljava/lang/String;[Ljava/lang/String;)Ljava/lang/String;
    flags: (0x0081) ACC_PUBLIC, ACC_VARARGS
    Code:
      stack=3, locals=7, args_size=4
        start local 0 // com.oracle.truffle.js.scriptengine.GraalJSEngineFactory this
        start local 1 // java.lang.String obj
        start local 2 // java.lang.String method
        start local 3 // java.lang.String[] args
         0: .line 185
            aload 1 /* obj */
            invokestatic java.util.Objects.requireNonNull:(Ljava/lang/Object;)Ljava/lang/Object;
            pop
         1: .line 186
            aload 2 /* method */
            invokestatic java.util.Objects.requireNonNull:(Ljava/lang/Object;)Ljava/lang/Object;
            pop
         2: .line 187
            new java.lang.StringBuilder
            dup
            invokespecial java.lang.StringBuilder.<init>:()V
            aload 1 /* obj */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            bipush 46
            invokevirtual java.lang.StringBuilder.append:(C)Ljava/lang/StringBuilder;
            aload 2 /* method */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            bipush 40
            invokevirtual java.lang.StringBuilder.append:(C)Ljava/lang/StringBuilder;
            astore 4 /* sb */
        start local 4 // java.lang.StringBuilder sb
         3: .line 188
            aload 3 /* args */
            arraylength
            istore 5 /* len */
        start local 5 // int len
         4: .line 190
            iload 5 /* len */
            ifle 7
         5: .line 191
            aload 3 /* args */
            iconst_0
            aaload
            invokestatic java.util.Objects.requireNonNull:(Ljava/lang/Object;)Ljava/lang/Object;
            pop
         6: .line 192
            aload 4 /* sb */
            aload 3 /* args */
            iconst_0
            aaload
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            pop
         7: .line 194
      StackMap locals: java.lang.StringBuilder int
      StackMap stack:
            iconst_1
            istore 6 /* i */
        start local 6 // int i
         8: goto 12
         9: .line 195
      StackMap locals: int
      StackMap stack:
            aload 3 /* args */
            iload 6 /* i */
            aaload
            invokestatic java.util.Objects.requireNonNull:(Ljava/lang/Object;)Ljava/lang/Object;
            pop
        10: .line 196
            aload 4 /* sb */
            bipush 44
            invokevirtual java.lang.StringBuilder.append:(C)Ljava/lang/StringBuilder;
            aload 3 /* args */
            iload 6 /* i */
            aaload
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            pop
        11: .line 194
            iinc 6 /* i */ 1
      StackMap locals:
      StackMap stack:
        12: iload 6 /* i */
            iload 5 /* len */
            if_icmplt 9
        end local 6 // int i
        13: .line 198
            aload 4 /* sb */
            bipush 41
            invokevirtual java.lang.StringBuilder.append:(C)Ljava/lang/StringBuilder;
            pop
        14: .line 200
            aload 4 /* sb */
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            areturn
        end local 5 // int len
        end local 4 // java.lang.StringBuilder sb
        end local 3 // java.lang.String[] args
        end local 2 // java.lang.String method
        end local 1 // java.lang.String obj
        end local 0 // com.oracle.truffle.js.scriptengine.GraalJSEngineFactory this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0   15     0    this  Lcom/oracle/truffle/js/scriptengine/GraalJSEngineFactory;
            0   15     1     obj  Ljava/lang/String;
            0   15     2  method  Ljava/lang/String;
            0   15     3    args  [Ljava/lang/String;
            3   15     4      sb  Ljava/lang/StringBuilder;
            4   15     5     len  I
            8   13     6       i  I
    MethodParameters:
        Name  Flags
      obj     final
      method  final
      args    final

  public java.lang.String getOutputStatement(java.lang.String);
    descriptor: (Ljava/lang/String;)Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // com.oracle.truffle.js.scriptengine.GraalJSEngineFactory this
        start local 1 // java.lang.String toDisplay
         0: .line 205
            new java.lang.StringBuilder
            dup
            ldc "print("
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 1 /* toDisplay */
            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 1 // java.lang.String toDisplay
        end local 0 // com.oracle.truffle.js.scriptengine.GraalJSEngineFactory this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0    1     0       this  Lcom/oracle/truffle/js/scriptengine/GraalJSEngineFactory;
            0    1     1  toDisplay  Ljava/lang/String;
    MethodParameters:
           Name  Flags
      toDisplay  final

  public java.lang.String getProgram(java.lang.String[]);
    descriptor: ([Ljava/lang/String;)Ljava/lang/String;
    flags: (0x0081) ACC_PUBLIC, ACC_VARARGS
    Code:
      stack=2, locals=7, args_size=2
        start local 0 // com.oracle.truffle.js.scriptengine.GraalJSEngineFactory this
        start local 1 // java.lang.String[] statements
         0: .line 210
            new java.lang.StringBuilder
            dup
            invokespecial java.lang.StringBuilder.<init>:()V
            astore 2 /* sb */
        start local 2 // java.lang.StringBuilder sb
         1: .line 212
            aload 1 /* statements */
            dup
            astore 6
            arraylength
            istore 5
            iconst_0
            istore 4
            goto 6
      StackMap locals: com.oracle.truffle.js.scriptengine.GraalJSEngineFactory java.lang.String[] java.lang.StringBuilder top int int java.lang.String[]
      StackMap stack:
         2: aload 6
            iload 4
            aaload
            astore 3 /* statement */
        start local 3 // java.lang.String statement
         3: .line 213
            aload 3 /* statement */
            invokestatic java.util.Objects.requireNonNull:(Ljava/lang/Object;)Ljava/lang/Object;
            pop
         4: .line 214
            aload 2 /* sb */
            aload 3 /* statement */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            bipush 59
            invokevirtual java.lang.StringBuilder.append:(C)Ljava/lang/StringBuilder;
            pop
        end local 3 // java.lang.String statement
         5: .line 212
            iinc 4 1
      StackMap locals:
      StackMap stack:
         6: iload 4
            iload 5
            if_icmplt 2
         7: .line 217
            aload 2 /* sb */
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            areturn
        end local 2 // java.lang.StringBuilder sb
        end local 1 // java.lang.String[] statements
        end local 0 // com.oracle.truffle.js.scriptengine.GraalJSEngineFactory this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    8     0        this  Lcom/oracle/truffle/js/scriptengine/GraalJSEngineFactory;
            0    8     1  statements  [Ljava/lang/String;
            1    8     2          sb  Ljava/lang/StringBuilder;
            3    5     3   statement  Ljava/lang/String;
    MethodParameters:
            Name  Flags
      statements  final

  private static javax.script.ScriptEngineFactory getNashornEngineFactory();
    descriptor: ()Ljavax/script/ScriptEngineFactory;
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=2, locals=2, args_size=0
         0: .line 221
            new javax.script.ScriptEngineManager
            dup
            invokespecial javax.script.ScriptEngineManager.<init>:()V
            invokevirtual javax.script.ScriptEngineManager.getEngineFactories:()Ljava/util/List;
            invokeinterface java.util.List.iterator:()Ljava/util/Iterator;
            astore 1
            goto 4
      StackMap locals: top java.util.Iterator
      StackMap stack:
         1: aload 1
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast javax.script.ScriptEngineFactory
            astore 0 /* factory */
        start local 0 // javax.script.ScriptEngineFactory factory
         2: .line 222
            ldc "Oracle Nashorn"
            aload 0 /* factory */
            invokeinterface javax.script.ScriptEngineFactory.getEngineName:()Ljava/lang/String;
            invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
            ifeq 4
         3: .line 223
            aload 0 /* factory */
            areturn
        end local 0 // javax.script.ScriptEngineFactory factory
         4: .line 221
      StackMap locals:
      StackMap stack:
            aload 1
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 1
         5: .line 226
            aconst_null
            areturn
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            2    4     0  factory  Ljavax/script/ScriptEngineFactory;

  private static void clearEngineFactory(javax.script.ScriptEngineFactory);
    descriptor: (Ljavax/script/ScriptEngineFactory;)V
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=4, locals=16, args_size=1
        start local 0 // javax.script.ScriptEngineFactory factory
         0: .line 230
            getstatic com.oracle.truffle.js.scriptengine.GraalJSEngineFactory.$assertionsDisabled:Z
            ifne 1
            aload 0 /* factory */
            ifnonnull 1
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         1: .line 233
      StackMap locals:
      StackMap stack:
            aload 0 /* factory */
            invokevirtual java.lang.Object.getClass:()Ljava/lang/Class;
            astore 1 /* clazz */
        start local 1 // java.lang.Class clazz
         2: .line 234
            iconst_3
            anewarray java.lang.String
            dup
            iconst_0
            ldc "names"
            aastore
            dup
            iconst_1
            ldc "mimeTypes"
            aastore
            dup
            iconst_2
            ldc "extensions"
            aastore
            dup
            astore 5
            arraylength
            istore 4
            iconst_0
            istore 3
            goto 23
      StackMap locals: javax.script.ScriptEngineFactory java.lang.Class top int int java.lang.String[]
      StackMap stack:
         3: aload 5
            iload 3
            aaload
            astore 2 /* immutableListFieldName */
        start local 2 // java.lang.String immutableListFieldName
         4: .line 235
            aload 1 /* clazz */
            aload 2 /* immutableListFieldName */
            invokevirtual java.lang.Class.getDeclaredField:(Ljava/lang/String;)Ljava/lang/reflect/Field;
            astore 6 /* immutableListField */
        start local 6 // java.lang.reflect.Field immutableListField
         5: .line 236
            aload 6 /* immutableListField */
            iconst_1
            invokevirtual java.lang.reflect.Field.setAccessible:(Z)V
         6: .line 237
            aload 6 /* immutableListField */
            aconst_null
            invokevirtual java.lang.reflect.Field.get:(Ljava/lang/Object;)Ljava/lang/Object;
            astore 7 /* immutableList */
        start local 7 // java.lang.Object immutableList
         7: .line 239
            ldc "java.util.Collections$UnmodifiableList"
            invokestatic java.lang.Class.forName:(Ljava/lang/String;)Ljava/lang/Class;
            astore 8 /* unmodifiableListClazz */
        start local 8 // java.lang.Class unmodifiableListClazz
         8: .line 240
            aload 8 /* unmodifiableListClazz */
            ldc "list"
            invokevirtual java.lang.Class.getDeclaredField:(Ljava/lang/String;)Ljava/lang/reflect/Field;
            astore 9 /* unmodifiableListField */
        start local 9 // java.lang.reflect.Field unmodifiableListField
         9: .line 241
            aload 9 /* unmodifiableListField */
            iconst_1
            invokevirtual java.lang.reflect.Field.setAccessible:(Z)V
        10: .line 243
            ldc "java.util.Collections$UnmodifiableCollection"
            invokestatic java.lang.Class.forName:(Ljava/lang/String;)Ljava/lang/Class;
            astore 10 /* unmodifiableCollectionClazz */
        start local 10 // java.lang.Class unmodifiableCollectionClazz
        11: .line 244
            aload 10 /* unmodifiableCollectionClazz */
            ldc "c"
            invokevirtual java.lang.Class.getDeclaredField:(Ljava/lang/String;)Ljava/lang/reflect/Field;
            astore 11 /* unmodifiableCField */
        start local 11 // java.lang.reflect.Field unmodifiableCField
        12: .line 245
            aload 11 /* unmodifiableCField */
            iconst_1
            invokevirtual java.lang.reflect.Field.setAccessible:(Z)V
        13: .line 247
            aload 9 /* unmodifiableListField */
            aload 7 /* immutableList */
            invokevirtual java.lang.reflect.Field.get:(Ljava/lang/Object;)Ljava/lang/Object;
            checkcast java.util.List
            astore 12 /* list */
        start local 12 // java.util.List list
        14: .line 248
            new java.util.ArrayList
            dup
            invokespecial java.util.ArrayList.<init>:()V
            astore 13 /* filteredList */
        start local 13 // java.util.List filteredList
        15: .line 250
            aload 12 /* list */
            invokeinterface java.util.List.iterator:()Ljava/util/Iterator;
            astore 15
            goto 19
      StackMap locals: javax.script.ScriptEngineFactory java.lang.Class java.lang.String int int java.lang.String[] java.lang.reflect.Field java.lang.Object java.lang.Class java.lang.reflect.Field java.lang.Class java.lang.reflect.Field java.util.List java.util.List top java.util.Iterator
      StackMap stack:
        16: aload 15
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            astore 14 /* item */
        start local 14 // java.lang.Object item
        17: .line 251
            getstatic com.oracle.truffle.js.scriptengine.GraalJSEngineFactory.RegisterAsNashornScriptEngineFactory:Z
            ifne 19
            aload 14 /* item */
            invokevirtual java.lang.Object.toString:()Ljava/lang/String;
            invokevirtual java.lang.String.toLowerCase:()Ljava/lang/String;
            ldc "nashorn"
            invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
            ifeq 19
        18: .line 252
            aload 13 /* filteredList */
            aload 14 /* item */
            invokeinterface java.util.List.add:(Ljava/lang/Object;)Z
            pop
        end local 14 // java.lang.Object item
        19: .line 250
      StackMap locals:
      StackMap stack:
            aload 15
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 16
        20: .line 256
            aload 9 /* unmodifiableListField */
            aload 7 /* immutableList */
            aload 13 /* filteredList */
            invokevirtual java.lang.reflect.Field.set:(Ljava/lang/Object;Ljava/lang/Object;)V
        21: .line 257
            aload 11 /* unmodifiableCField */
            aload 7 /* immutableList */
            aload 13 /* filteredList */
            invokevirtual java.lang.reflect.Field.set:(Ljava/lang/Object;Ljava/lang/Object;)V
        end local 13 // java.util.List filteredList
        end local 12 // java.util.List list
        end local 11 // java.lang.reflect.Field unmodifiableCField
        end local 10 // java.lang.Class unmodifiableCollectionClazz
        end local 9 // java.lang.reflect.Field unmodifiableListField
        end local 8 // java.lang.Class unmodifiableListClazz
        end local 7 // java.lang.Object immutableList
        end local 6 // java.lang.reflect.Field immutableListField
        end local 2 // java.lang.String immutableListFieldName
        22: .line 234
            iinc 3 1
      StackMap locals: javax.script.ScriptEngineFactory java.lang.Class top int int java.lang.String[]
      StackMap stack:
        23: iload 3
            iload 4
            if_icmplt 3
        end local 1 // java.lang.Class clazz
        24: .line 259
            goto 28
      StackMap locals: javax.script.ScriptEngineFactory
      StackMap stack: java.lang.Exception
        25: astore 1 /* e */
        start local 1 // java.lang.Exception e
        26: .line 260
            getstatic java.lang.System.err:Ljava/io/PrintStream;
            new java.lang.StringBuilder
            dup
            ldc "Failed to clear engine names ["
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 0 /* factory */
            invokeinterface javax.script.ScriptEngineFactory.getEngineName:()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;
            invokevirtual java.io.PrintStream.println:(Ljava/lang/String;)V
        27: .line 261
            aload 1 /* e */
            invokevirtual java.lang.Exception.printStackTrace:()V
        end local 1 // java.lang.Exception e
        28: .line 263
      StackMap locals:
      StackMap stack:
            return
        end local 0 // javax.script.ScriptEngineFactory factory
      LocalVariableTable:
        Start  End  Slot                         Name  Signature
            0   29     0                      factory  Ljavax/script/ScriptEngineFactory;
            2   24     1                        clazz  Ljava/lang/Class<*>;
            4   22     2       immutableListFieldName  Ljava/lang/String;
            5   22     6           immutableListField  Ljava/lang/reflect/Field;
            7   22     7                immutableList  Ljava/lang/Object;
            8   22     8        unmodifiableListClazz  Ljava/lang/Class<*>;
            9   22     9        unmodifiableListField  Ljava/lang/reflect/Field;
           11   22    10  unmodifiableCollectionClazz  Ljava/lang/Class<*>;
           12   22    11           unmodifiableCField  Ljava/lang/reflect/Field;
           14   22    12                         list  Ljava/util/List<*>;
           15   22    13                 filteredList  Ljava/util/List<Ljava/lang/Object;>;
           17   19    14                         item  Ljava/lang/Object;
           26   28     1                            e  Ljava/lang/Exception;
      Exception table:
        from    to  target  type
           1    24      25  Class java.lang.NullPointerException
           1    24      25  Class java.lang.ClassNotFoundException
           1    24      25  Class java.lang.IllegalAccessException
           1    24      25  Class java.lang.IllegalArgumentException
           1    24      25  Class java.lang.NoSuchFieldException
           1    24      25  Class java.lang.SecurityException
    MethodParameters:
         Name  Flags
      factory  

  public javax.script.ScriptEngine getScriptEngine();
    descriptor: ()Ljavax/script/ScriptEngine;
    flags: (0x1041) ACC_PUBLIC, ACC_BRIDGE, ACC_SYNTHETIC
    Code:
      stack=1, locals=1, args_size=1
         0: .line 1
            aload 0
            invokevirtual com.oracle.truffle.js.scriptengine.GraalJSEngineFactory.getScriptEngine:()Lcom/oracle/truffle/js/scriptengine/GraalJSScriptEngine;
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature
}
SourceFile: "GraalJSEngineFactory.java"
InnerClasses:
  public final Builder = org.graalvm.polyglot.Engine$Builder of org.graalvm.polyglot.Engine
/

graal/ 21.0.0.2/ graal-js/com.oracle.truffle.js.scriptengine/com/oracle/truffle/js/scriptengine/GraalJSEngineFactory.class
