コード例 #1
0
ファイル: AsmUtil.java プロジェクト: bashor/kotlin
  public static void genClosureFields(
      CalculatedClosure closure, ClassBuilder v, JetTypeMapper typeMapper) {
    ClassifierDescriptor captureThis = closure.getCaptureThis();
    int access = NO_FLAG_PACKAGE_PRIVATE | ACC_SYNTHETIC | ACC_FINAL;
    if (captureThis != null) {
      v.newField(
          null,
          access,
          CAPTURED_THIS_FIELD,
          typeMapper.mapType(captureThis).getDescriptor(),
          null,
          null);
    }

    ClassifierDescriptor captureReceiver = closure.getCaptureReceiver();
    if (captureReceiver != null) {
      v.newField(
          null,
          access,
          CAPTURED_RECEIVER_FIELD,
          typeMapper.mapType(captureReceiver).getDescriptor(),
          null,
          null);
    }

    List<Pair<String, Type>> fields = closure.getRecordedFields();
    for (Pair<String, Type> field : fields) {
      v.newField(null, access, field.first, field.second.getDescriptor(), null, null);
    }
  }
コード例 #2
0
ファイル: MemberCodegen.java プロジェクト: kuity/kotlin
  protected void generatePropertyMetadataArrayFieldIfNeeded(@NotNull Type thisAsmType) {
    List<JetProperty> delegatedProperties = new ArrayList<JetProperty>();
    for (JetDeclaration declaration : ((JetDeclarationContainer) element).getDeclarations()) {
      if (declaration instanceof JetProperty) {
        JetProperty property = (JetProperty) declaration;
        if (property.getDelegate() != null) {
          delegatedProperties.add(property);
        }
      }
    }
    if (delegatedProperties.isEmpty()) return;

    v.newField(
        null,
        ACC_PRIVATE | ACC_STATIC | ACC_FINAL | ACC_SYNTHETIC,
        JvmAbi.PROPERTY_METADATA_ARRAY_NAME,
        "[" + PROPERTY_METADATA_TYPE,
        null,
        null);

    InstructionAdapter iv = createOrGetClInitCodegen().v;
    iv.iconst(delegatedProperties.size());
    iv.newarray(PROPERTY_METADATA_TYPE);

    for (int i = 0, size = delegatedProperties.size(); i < size; i++) {
      VariableDescriptor property =
          BindingContextUtils.getNotNull(bindingContext, VARIABLE, delegatedProperties.get(i));

      iv.dup();
      iv.iconst(i);
      iv.anew(PROPERTY_METADATA_IMPL_TYPE);
      iv.dup();
      iv.visitLdcInsn(property.getName().asString());
      iv.invokespecial(
          PROPERTY_METADATA_IMPL_TYPE.getInternalName(), "<init>", "(Ljava/lang/String;)V");
      iv.astore(PROPERTY_METADATA_IMPL_TYPE);
    }

    iv.putstatic(
        thisAsmType.getInternalName(),
        JvmAbi.PROPERTY_METADATA_ARRAY_NAME,
        "[" + PROPERTY_METADATA_TYPE);
  }
コード例 #3
0
  private void generateBackingField(JetProperty p, PropertyDescriptor propertyDescriptor) {
    if (state.getBindingContext().get(BindingContext.BACKING_FIELD_REQUIRED, propertyDescriptor)) {
      DeclarationDescriptor containingDeclaration = propertyDescriptor.getContainingDeclaration();
      if (CodegenUtil.isInterface(containingDeclaration)) return;

      Object value = null;
      final JetExpression initializer = p.getInitializer();
      if (initializer != null) {
        if (initializer instanceof JetConstantExpression) {
          CompileTimeConstant<?> compileTimeValue =
              state.getBindingContext().get(BindingContext.COMPILE_TIME_VALUE, initializer);
          value = compileTimeValue != null ? compileTimeValue.getValue() : null;
        }
      }
      int modifiers;
      if (kind == OwnerKind.NAMESPACE) {
        int access = JetTypeMapper.getAccessModifiers(propertyDescriptor, 0);
        modifiers = access | Opcodes.ACC_STATIC;
      } else {
        modifiers = JetTypeMapper.getAccessModifiers(propertyDescriptor, 0);
      }
      if (!propertyDescriptor.isVar()) {
        modifiers |= Opcodes.ACC_FINAL;
      }
      if (state.getInjector().getJetStandardLibrary().isVolatile(propertyDescriptor)) {
        modifiers |= Opcodes.ACC_VOLATILE;
      }
      Type type =
          state
              .getInjector()
              .getJetTypeMapper()
              .mapType(propertyDescriptor.getType(), MapTypeMode.VALUE);
      FieldVisitor fieldVisitor =
          v.newField(p, modifiers, p.getName(), type.getDescriptor(), null, value);
      AnnotationCodegen.forField(fieldVisitor, state.getInjector().getJetTypeMapper())
          .genAnnotations(propertyDescriptor);
    }
  }