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Verbesserung der Methode generateSuperFunNInterface in ByteCodeForFunNGenerator und Kommentare.

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Etienne Zink 2022-03-16 16:04:03 +01:00
parent 59d50bd2c6
commit ac6980b5e0
2 changed files with 7 additions and 6 deletions
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12
src/main/java/de/dhbwstuttgart/bytecode/utilities/ByteCodeForFunNGenerator.java
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@ -99,22 +99,22 @@ public class ByteCodeForFunNGenerator {
*/ */
public static boolean generateSuperFunNInterface(int numberOfParameters, File path){ public static boolean generateSuperFunNInterface(int numberOfParameters, File path){
if(alreadyGeneratedFunN.contains(numberOfParameters)) return true; if(alreadyGeneratedFunN.contains(numberOfParameters)) return true;
//ToDo Etienne: Generierung der Signaturen/Deskriptoren vielleicht auslagern? //ToDo Etienne: Generierung der Signaturen/Deskriptoren vielleicht auslagern? Bzw. schauen ob nicht schon vorhanden und anpassen!
String className = String.format("Fun%d$$", numberOfParameters); String className = String.format("Fun%d$$", numberOfParameters);
String classSignature = "<"; String classSignature = "<";
String methodSignature = "("; String methodSignature = "(";
String methodDescriptor = "("; String methodDescriptor = "(";
for (int parameter = 1; parameter <= numberOfParameters; parameter++) { for (int parameter = 1; parameter <= numberOfParameters; parameter++) {
classSignature += String.format("T%d:Ljava/lang/Object;", parameter); classSignature += String.format("T%d:L%s;", parameter, Type.getInternalName(Object.class));
methodSignature += String.format("TT%d;", parameter); methodSignature += String.format("TT%d;", parameter);
methodDescriptor += "Ljava/lang/Object;"; methodDescriptor += String.format("L%s;", Type.getInternalName(Object.class));
} }
classSignature += "R:Ljava/lang/Object;>Ljava/lang/Object;"; classSignature += String.format("R:L%s;>L%s;",Type.getInternalName(Object.class),Type.getInternalName(Object.class));
methodSignature += ")TR;"; methodSignature += ")TR;";
methodDescriptor += ")Ljava/lang/Object;"; methodDescriptor += String.format(")L%s;",Type.getInternalName(Object.class));
ClassWriter classWriter = new ClassWriter(0); ClassWriter classWriter = new ClassWriter(0);
classWriter.visit(V1_8, ACC_PUBLIC | ACC_ABSTRACT | ACC_INTERFACE, className, classSignature, "java/lang/Object", null); classWriter.visit(V1_8, ACC_PUBLIC | ACC_ABSTRACT | ACC_INTERFACE, className, classSignature, Type.getInternalName(Object.class), null);
MethodVisitor methodVisitor = classWriter.visitMethod(ACC_PUBLIC | ACC_ABSTRACT, "apply", methodDescriptor, methodSignature, null); MethodVisitor methodVisitor = classWriter.visitMethod(ACC_PUBLIC | ACC_ABSTRACT, "apply", methodDescriptor, methodSignature, null);
methodVisitor.visitEnd(); methodVisitor.visitEnd();

1
src/main/java/de/dhbwstuttgart/bytecode/utilities/MethodCallHelper.java
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@ -225,6 +225,7 @@ public class MethodCallHelper {
ByteCodeForFunNGenerator.generateBCForFunN(methCall.arglist,methodDescriptor,path); ByteCodeForFunNGenerator.generateBCForFunN(methCall.arglist,methodDescriptor,path);
} }
//ToDo Etienne: Für Type Erasure wichtig
public String getDescriptorOfApplyMethod(String methodCallType) { public String getDescriptorOfApplyMethod(String methodCallType) {
return new DescriptorToString().createDescForFunN(methCall.arglist, methodCallType); return new DescriptorToString().createDescForFunN(methCall.arglist, methodCallType);
} }