Package org.jboss.errai.codegen

Examples of org.jboss.errai.codegen.BlockStatement

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  /**
   * Generates code to collect all existing properties and their types.
   */
  private Statement generatePropertiesMap() {
    BlockStatement block = new BlockStatement();
    for (String property : bindable.getBeanDescriptor().getProperties()) {
      MetaMethod readMethod = bindable.getBeanDescriptor().getReadMethodForProperty(property);
      if (readMethod != null && !readMethod.isFinal()) {
        block.addStatement(agent("propertyTypes").invoke(
            "put",
            property,
            Stmt.newObject(PropertyType.class, readMethod.getReturnType().asBoxed().asClass(),
                readMethod.getReturnType().isAnnotationPresent(Bindable.class),
                readMethod.getReturnType().isAssignableTo(List.class))
            )
            );
      }
    }
    return (block.isEmpty()) ? EmptyStatement.INSTANCE : block;
  }
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    injectionContext.mapElementType(WiringElementType.SingletonBean, ApplicationScoped.class);
    injectionContext.mapElementType(WiringElementType.ProducerElement, Produces.class);
  }

  private static void addTypeHierarchyFor(final IOCProcessingContext context, final Set<MetaClass> classes) {
    final BlockStatement instanceInitializer = context.getBootstrapClass().getInstanceInitializer();

    int i = 0, addLookupMethodCount = 0;
    MethodCommentBuilder<?> currentBlock = null;
    for (final MetaClass subClass : classes) {
      MetaClass cls = subClass;
      do {
        // We'll generate a separate lookup method for every 500 lines to make sure we're not
        // exceeding the method size byte limit. See ERRAI-346 and ERRAI-679
        if ((i++ % 500) == 0) {
          Statement lookupMethod = Stmt.invokeStatic(context.getBootstrapClass(), "addLookups_" + addLookupMethodCount);
          if (currentBlock != null) {
            currentBlock
                .append(lookupMethod);
            currentBlock.modifiers(Modifier.Static).finish();
          }
          else {
            instanceInitializer.addStatement(lookupMethod);
          }
          currentBlock =
              context.getBootstrapBuilder().privateMethod(void.class, "addLookups_" + addLookupMethodCount++);
        }
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  @Override
  public void afterInitialization(final IOCProcessingContext context, final InjectionContext injectionContext,
      final IOCConfigProcessor procFactory) {
   
    final BlockStatement instanceInitializer = context.getBootstrapClass().getInstanceInitializer();
    final Set<MetaClass> knownObserverTypes = new HashSet<MetaClass>();

    for (final MetaParameter parameter : ClassScanner.getParametersAnnotatedWith(Observes.class,
            context.getGeneratorContext())) {
      knownObserverTypes.add(parameter.getType());
    }

    final Set<MetaClass> knownTypesWithSuperTypes = new HashSet<MetaClass>(knownObserverTypes);
    for (final MetaClass cls : knownObserverTypes) {
      for (final MetaClass subClass : ClassScanner.getSubTypesOf(cls, context.getGeneratorContext())) {
        knownTypesWithSuperTypes.add(subClass);
      }
    }

    addTypeHierarchyFor(context, knownTypesWithSuperTypes);

    instanceInitializer.addStatement(Stmt.nestedCall(Stmt.newObject(CDI.class))
            .invoke("initLookupTable", Stmt.invokeStatic(CDIEventTypeLookup.class, "get")));
  }
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          uiBinderBoilerPlaterIface.addAnnotation(handler);
          uiBinderBoilerPlaterIface.addAnnotation(packageTarget);

          context.getBootstrapClass().addInnerClass(new InnerClass(uiBinderBoilerPlaterIface));

          final BlockStatement staticInit = context.getBootstrapClass().getStaticInitializer();

          String varName = "uiBinderInst_" + enclosingType.getFullyQualifiedName()
                  .replaceAll("\\.", "_");

          if (Boolean.getBoolean("errai.simulatedClient")) {
            staticInit.addStatement(Stmt.declareVariable(UiBinder.class).named(varName).initializeWith(
                    ObjectBuilder.newInstanceOf(uiBinderBoilerPlaterIface)
                            .extend()
                            .publicOverridesMethod("createAndBindUi", Parameter.of(type, "w"))
                            .append(Stmt.loadLiteral(null).returnValue())
                            .finish().finish()
            )
            );
          }
          else {
            staticInit.addStatement(Stmt.declareVariable(UiBinder.class).named(varName).initializeWith(
                    Stmt.invokeStatic(GWT.class, "create", LiteralFactory.getLiteral(uiBinderBoilerPlaterIface))
            ));
          }

          staticInit.addStatement(Stmt.invokeStatic(UiBinderProvider.class, "registerBinder",
              enclosingType, Refs.get(varName)));
        }
        else if (type.isAssignableTo(SafeHtmlTemplates.class)) {
          final String varName = "safeTemplateInst_" + type.getFullyQualifiedName()
                  .replaceAll("\\.", "_");
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      String entityInstanceParam = method.getParameters()[0].getName();
      String newValueParam = method.getParameters()[1].getName();

      if (getJavaMember(attr) instanceof Field) {

        BlockStatement methodBody = new BlockStatement();

        // Now unwrap in case it's a WrappedPortable
        methodBody.addStatement(
            If.instanceOf(Stmt.loadVariable(entityInstanceParam), WrappedPortable.class)
                .append(
                    Stmt.loadVariable(entityInstanceParam).assignValue(
                        Stmt.castTo(WrappedPortable.class, Stmt.loadVariable(entityInstanceParam)).invoke("unwrap")))
                .finish());

        MetaField field = MetaClassFactory.get((Field) getJavaMember(attr));

        // Now generate a call to the private accessor method for the field in question.
        // (The write accessor for the field was defined while generating the get() method).
        methodBody.addStatement(
            Stmt.loadVariable("this")
                .invoke(PrivateAccessUtil.getPrivateFieldInjectorName(field),
                    Stmt.castTo(et.getJavaType(), Stmt.loadVariable(entityInstanceParam)),
                    Stmt.castTo(MetaClassFactory.get(attr.getJavaType()).asBoxed(), Stmt.loadVariable(newValueParam))));
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        // First we need to generate an accessor for the field.
        MetaField field = MetaClassFactory.get((Field) getJavaMember(attr));
        PrivateAccessUtil.addPrivateAccessStubs(PrivateAccessType.Both, "jsni", containingClassBuilder, field,
            new Modifier[]{});

        BlockStatement methodBody = new BlockStatement();

        // Now unwrap in case it's a WrappedPortable
        methodBody.addStatement(
            If.instanceOf(Stmt.loadVariable(entityInstanceParam), WrappedPortable.class)
                .append(
                    Stmt.loadVariable(entityInstanceParam).assignValue(
                        Stmt.castTo(WrappedPortable.class, Stmt.loadVariable(entityInstanceParam)).invoke("unwrap")))
                .finish());

        // Now generate a call to the private accessor method for the field in question.
        methodBody.addStatement(
            Stmt.loadVariable("this")
                .invoke(PrivateAccessUtil.getPrivateFieldInjectorName(field),
                    Stmt.castTo(et.getJavaType(), Stmt.loadVariable(entityInstanceParam)))
                .returnValue());
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                  Variable.get("name"), Variable.get("handler")))
          .finish();
  }

  private Statement generatePropertiesMap() {
    BlockStatement block = new BlockStatement();
    for (String property : bindable.getBeanDescriptor().getProperties()) {
      MetaMethod readMethod = bindable.getBeanDescriptor().getReadMethodForProperty(property);
      if (!readMethod.isFinal()) {
        block.addStatement(Stmt.loadVariable("propertyTypes").invoke("put", property,
            readMethod.getReturnType().asBoxed().asClass()));
      }
    }
    return block;
  }
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    injectionContext.mapElementType(WiringElementType.ProducerElement, Produces.class);

  }

  public static void addTypeHeirarchyFor(IOCProcessingContext context, final Set<MetaClass> classes) {
    final BlockStatement instanceInitializer = context.getBootstrapClass().getInstanceInitializer();

    for (final MetaClass subClass : classes) {
      MetaClass cls = subClass;
      do {
        if (cls != subClass) {
          instanceInitializer.addStatement(Stmt.invokeStatic(CDIEventTypeLookup.class, "get")
                  .invoke("addLookup", subClass.getFullyQualifiedName(), cls.getFullyQualifiedName()));
        }

        for (MetaClass interfaceClass : cls.getInterfaces()) {
          instanceInitializer.addStatement(Stmt.invokeStatic(CDIEventTypeLookup.class, "get")
                  .invoke("addLookup", subClass.getFullyQualifiedName(), interfaceClass.getFullyQualifiedName()));

        }
      }
      while ((cls = cls.getSuperClass()) != null);
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  public void afterInitialization(IOCProcessingContext context,
                                  InjectionContext injectionContext,
                                  IOCProcessorFactory procFactory) {

    final BlockStatement instanceInitializer = context.getBootstrapClass().getInstanceInitializer();

    final Set<MetaClass> knownObserverTypes = new HashSet<MetaClass>();

    for (MetaParameter parameter : ClassScanner.getParametersAnnotatedWith(Observes.class)) {
      knownObserverTypes.add(parameter.getType());
    }

    final Set<MetaClass> knownTypesWithSuperTypes = new HashSet<MetaClass>(knownObserverTypes);
    for (MetaClass cls : knownObserverTypes) {
      for (MetaClass subClass : ClassScanner.getSubTypesOf(cls)) {
        knownTypesWithSuperTypes.add(subClass);
      }
    }

    addTypeHeirarchyFor(context, knownTypesWithSuperTypes);

    instanceInitializer.addStatement(Stmt.nestedCall(Stmt.newObject(CDI.class))
            .invoke("initLookupTable", Stmt.invokeStatic(CDIEventTypeLookup.class, "get")));
  }
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    injectionContext.mapElementType(WiringElementType.SingletonBean, ApplicationScoped.class);
    injectionContext.mapElementType(WiringElementType.ProducerElement, Produces.class);
  }

  public static void addTypeHeirarchyFor(final IOCProcessingContext context, final Set<MetaClass> classes) {
    final BlockStatement instanceInitializer = context.getBootstrapClass().getInstanceInitializer();

    for (final MetaClass subClass : classes) {
      MetaClass cls = subClass;
      do {
        if (cls != subClass) {
          instanceInitializer.addStatement(Stmt.invokeStatic(CDIEventTypeLookup.class, "get")
                  .invoke("addLookup", subClass.getFullyQualifiedName(), cls.getFullyQualifiedName()));
        }

        for (final MetaClass interfaceClass : cls.getInterfaces()) {
          instanceInitializer.addStatement(Stmt.invokeStatic(CDIEventTypeLookup.class, "get")
                  .invoke("addLookup", subClass.getFullyQualifiedName(), interfaceClass.getFullyQualifiedName()));

        }
      }
      while ((cls = cls.getSuperClass()) != null);
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  • org.jboss.errai.codegen.builder.impl.BlockBuilderImpl
  • org.jboss.errai.codegen.builder.impl.LoopBuilderImpl
  • org.jboss.errai.codegen.control.AbstractConditionalBlock
  • org.jboss.errai.codegen.control.SwitchBlock
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  • org.jboss.errai.codegen.meta.impl.build.BuildMetaClass
  • org.jboss.errai.codegen.util.ProxyUtil
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