Package org.jboss.errai.codegen.meta

Examples of org.jboss.errai.codegen.meta.MetaClass

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              .append(
                  Stmt.returnVoid())
              .finish()
          );

      MetaClass paramType = setterMethod.getParameters()[0].getType();

      // If the setter method we are proxying returns a value, capture that value into a local variable
      Statement returnValueOfSetter = null;
      String returnValName = ensureSafeLocalVariableName("returnValueOfSetter", setterMethod);
     
      Statement wrappedListProperty = EmptyStatement.INSTANCE;
      if (paramType.isAssignableTo(List.class)) {
        wrappedListProperty = Stmt.loadVariable(property).assignValue(
            agent().invoke("ensureBoundListIsProxied", property, Stmt.loadVariable(property)));
      }
     
      Statement callSetterOnTarget =
          target().invoke(setterMethod.getName(), Cast.to(paramType, Stmt.loadVariable(property)));
      if (!setterMethod.getReturnType().equals(MetaClassFactory.get(void.class))) {
        callSetterOnTarget =
            Stmt.declareFinalVariable(returnValName, setterMethod.getReturnType(), callSetterOnTarget);
        returnValueOfSetter = Stmt.nestedCall(Refs.get(returnValName)).returnValue();
      }
      else {
        returnValueOfSetter = EmptyStatement.INSTANCE;
      }

      Statement updateNestedProxy = null;
      if (paramType.isAnnotationPresent(Bindable.class)) {
        updateNestedProxy =
            Stmt.if_(Bool.expr(agent("binders").invoke("containsKey", property)))
                .append(Stmt.loadVariable(property).assignValue(Cast.to(paramType,
                    agent("binders").invoke("get", property).invoke("setModel", Variable.get(property)))))
                .finish();
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        Parameter[] parms = DefParameters.from(method).getParameters().toArray(new Parameter[0]);
        List<Statement> parmVars = new ArrayList<Statement>();
        for (int i = 0; i < parms.length; i++) {
          parmVars.add(Stmt.loadVariable(parms[i].getName()));
          MetaClass type = getTypeOrFirstUpperBound(method.getGenericParameterTypes()[i], method);
          if (type == null) return;
          parms[i] = Parameter.of(type, parms[i].getName());
        }

        Statement callOnTarget = null;
        Statement returnValue = null;
        String returnValName = ensureSafeLocalVariableName("returnValue", method);
       
        MetaClass returnType = getTypeOrFirstUpperBound(method.getGenericReturnType(), method);
        if (returnType == null)
          return;
       
        if (!returnType.equals(MetaClassFactory.get(void.class))) {
          callOnTarget = Stmt.declareFinalVariable(returnValName,
              returnType, target().invoke(method, parmVars.toArray()));
          returnValue = Stmt.nestedCall(Refs.get(returnValName)).returnValue();
        }
        else {
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                           final MetaField metaField,
                           final Class<? extends Annotation> annotationClass,
                           final IOCProcessingContext context) {

    final Annotation annotation = metaField.getAnnotation(annotationClass);
    final MetaClass type = metaField.getDeclaringClass();

    dependencyControl.masqueradeAs(type);

    final ProcessingDelegate del = new ProcessingDelegate() {
      @SuppressWarnings("unchecked")
      @Override
      public void processDependencies() {

        entry.handler.getDependencies(dependencyControl, InjectableInstance.getFieldInjectedInstance(metaField, null,
            injectionContext), annotation, context);
      }

      @SuppressWarnings("unchecked")
      @Override
      public boolean process() {
        if (!checkIfEnabled(type)) {
          return false;
        }

        injectionContext.addType(type);

        final InjectableInstance injectableInstance
            = InjectableInstance.getFieldInjectedInstance(metaField, injectionContext.getInjector(type),
            injectionContext);

        entry.handler.registerMetadata(injectableInstance, annotation, context);

        return entry.handler.handle(injectableInstance, annotation, context);
      }

      @Override
      public String toString() {
        return type.getFullyQualifiedName();
      }
    };

    del.processDependencies();
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        .implementsInterface(QualifierEqualityFactory.class)
        .body();

    builder.getClassDefinition().getContext().setPermissiveMode(true);

    final MetaClass mapStringAnnoComp
        = parameterizedAs(HashMap.class, typeParametersOf(String.class, AnnotationComparator.class));

    builder.privateField(COMPARATOR_MAP_VAR, mapStringAnnoComp)
        .initializesWith(Stmt.newObject(mapStringAnnoComp)).finish();

    final ConstructorBlockBuilder<? extends ClassStructureBuilder<?>> constrBuilder = builder.publicConstructor();

    final MetaDataScanner scanner = ScannerSingleton.getOrCreateInstance();
    final Set<Class<?>> typesAnnotatedWith = scanner.getTypesAnnotatedWith(Qualifier.class);
    typesAnnotatedWith.add(Named.class);

    for (final Class<?> aClass : typesAnnotatedWith) {
      try {
        final MetaClass MC_annotationClass = GWTClass.newInstance(oracle, oracle.getType(aClass.getName()));
        final Collection<MetaMethod> methods = getAnnotationAttributes(MC_annotationClass);

        if (methods.isEmpty()) continue;

        constrBuilder._(Stmt.loadVariable(COMPARATOR_MAP_VAR)
            .invoke("put", aClass.getName(), generateComparatorFor(MC_annotationClass, methods)));
      }
      catch (NotFoundException e) {
        // ignore.
      }
    }

    // finish constructor
    constrBuilder.finish();

    final MetaClass annotationClazz = JavaReflectionClass.newUncachedInstance(Annotation.class);
    builder.publicMethod(boolean.class, "isEqual",
        Parameter.of(annotationClazz, "a1"), Parameter.of(annotationClazz, "a2"))
        .body()
        ._(If.cond(invokeStatic(QualifierUtil.class, "isSameType", Refs.get("a1"), Refs.get("a2")))
            ._(
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    }
    return methods;
  }

  private Statement generateComparatorFor(final MetaClass MC_annotationClass, final Collection<MetaMethod> methods) {
    final MetaClass MC_annoComparator = parameterizedAs(AnnotationComparator.class, typeParametersOf(MC_annotationClass));

    final AnonymousClassStructureBuilder clsBuilder = ObjectBuilder.newInstanceOf(MC_annoComparator).extend();
    final MethodBlockBuilder<AnonymousClassStructureBuilder> isEqualBuilder = clsBuilder
        .publicMethod(boolean.class, "isEqual",
            Parameter.of(MC_annotationClass, "a1"), Parameter.of(MC_annotationClass, "a2"))
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  @Override
  public void getDependencies(DependencyControl control, InjectableInstance instance,
                              T annotation,
                              IOCProcessingContext context) {

    MetaClass mc = instance.getEnclosingType();
    processDependencies(control, mc, instance.getInjectionContext());
  }
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  public static void processDependencies(final DependencyControl control,
                                         final MetaClass metaClass,
                                         final InjectionContext context) {

    final GraphBuilder graphBuilder = context.getGraphBuilder();
    MetaClass mc = metaClass;
    do {
      for (MetaField field : mc.getDeclaredFields()) {

        if (context.isElementType(WiringElementType.InjectionPoint, field)) {
          control.notifyDependency(field.getType());

          for (MetaClass cls : fillInInterface(field.getType())) {
            graphBuilder.addDependency(field.getType(), Dependency.on(cls));
          }
        }
      }

      for (MetaMethod method : mc.getDeclaredMethods()) {
        if (context.isElementType(WiringElementType.InjectionPoint, method)) {
          for (MetaParameter parm : method.getParameters()) {
            control.notifyDependency(parm.getType());

            for (MetaClass cls : fillInInterface(parm.getType())) {
              graphBuilder.addDependency(parm.getType(), Dependency.on(cls));
            }
          }
        }
      }

      for (MetaConstructor constructor : mc.getConstructors()) {
        if (context.isElementType(WiringElementType.InjectionPoint, constructor)) {
          for (MetaParameter parm : constructor.getParameters()) {
            control.notifyDependency(parm.getType());

            for (MetaClass cls : fillInInterface(parm.getType())) {
              graphBuilder.addDependency(parm.getType(), Dependency.on(cls));
            }
          }
        }
      }
    }
    while ((mc = mc.getSuperClass()) != null);
  }
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    if (hasUnsatisfiedTransientValue(name, type)) {
      return Stmt.nestedCall(getUnsatisfiedTransientValue(name, type)).invoke("get");
    }

    final String holderVar = InjectUtil.getUniqueVarName();
    final MetaClass holderType = MetaClassFactory.parameterizedAs(RefHolder.class, MetaClassFactory.typeParametersOf(type));

    final IOCProcessingContext pCtx = getInjectionContext().getProcessingContext();
    pCtx.append(Stmt.declareFinalVariable(holderVar, holderType, Stmt.newObject(holderType)));

    addUnsatisifiedTransientValue(name, type, Stmt.loadVariable(holderVar));
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        return LiteralFactory.getLiteral(null);
    }
  }

  public Injector getTargetInjector() {
    final MetaClass targetType = getInjector() == null ? getEnclosingType() : getInjector().getInjectedType();

    if (isProxy()) {
      return injectionContext.getProxiedInjector(targetType, getQualifyingMetadata());
    }
    else {
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  private void generateCallback(final String callbackVarName,
                                final MetaClass type,
                                final InjectionContext ctx,
                                final Statement... fieldAccessStmt) {

    final MetaClass callbackClass = MetaClassFactory.parameterizedAs(CreationalCallback.class,
        MetaClassFactory.typeParametersOf(type));

    final IOCProcessingContext processingContext = ctx.getProcessingContext();

    final BlockBuilder<AnonymousClassStructureBuilder> statements = Stmt.newObject(callbackClass).extend()
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Related Classes of org.jboss.errai.codegen.meta.MetaClass

  • org.jboss.errai.bus.rebind.RpcTypesProvider
  • org.jboss.errai.codegen.builder.callstack.LoadClassReference
  • org.jboss.errai.codegen.builder.callstack.LoadVariable
  • org.jboss.errai.codegen.builder.callstack.MethodCall
  • org.jboss.errai.codegen.builder.impl.AssignmentBuilder
  • org.jboss.errai.codegen.builder.impl.LoopBuilderImpl
  • org.jboss.errai.codegen.builder.impl.StatementBuilder
  • org.jboss.errai.codegen.Context
  • org.jboss.errai.codegen.meta.impl.AbstractMetaClass
  • org.jboss.errai.codegen.meta.impl.build.BuildMetaClass
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