Package org.jboss.errai.codegen.meta

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

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      String entityInstanceParam = method.getParameters()[0].getName();

      if (getJavaMember(attr) instanceof Field) {

        // 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
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    switch (injectableInstance.getTaskType()) {
      case Type:
        return null;
      case PrivateField:
      case Field:
        final MetaField field = injectableInstance.getField();
        type = field.getType();

        pType = type.getParameterizedType();
        break;

      case Parameter:
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    }

    /*
     * Search for data binder fields annotated with @AutoBound
     */
    MetaField dataBinderField = null;
    for (MetaField field : ctx.getInjector().getInjectedType().getFields()) {
      if (field.getType().getErased().equals(MetaClassFactory.get(DataBinder.class))
          && field.isAnnotationPresent(AutoBound.class)) {
        if (dataBinderField != null) {
          throw new GenerationException("Multiple @AutoBound data binder fields found in class "
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          else {
            val = fieldDemarshall(memberMapping, MetaClassFactory.get(EJObject.class));
          }

          if (memberMapping.getBindingMember() instanceof MetaField) {
            final MetaField field = (MetaField) memberMapping.getBindingMember();

            // handle long case -- GWT does not support long in JSNI
            if (field.isPublic()) {
              builder.append(loadVariable("entity").loadField(field.getName()).assignValue(val));
              continue;
            }
            else {
              final MetaMethod setterMeth = GenUtil.findCaseInsensitiveMatch(null,
                  field.getDeclaringClass(), "set" + field.getName(),
                  field.getType());

              if (setterMeth != null && !setterMeth.isPrivate()) {
                // Bind via setter
                bindingStatement =
                    loadVariable("entity").invoke(setterMeth, Cast.to(memberMapping.getTargetType(), val));
              }
              else if (field.getType().getCanonicalName().equals("long")) {
                throw new RuntimeException("cannot support private field marshalling of long type" +
                    " (not supported by JSNI) for field: "
                    + field.getDeclaringClass().getFullyQualifiedName() + "#" + field.getName());
              }
              else {
                if (!context.isExposed(field)) {
                  PrivateAccessUtil.addPrivateAccessStubs(gwtTarget ? "jsni" : "reflection", context.getClassStructureBuilder(), field);
                  context.markExposed(field);
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    return "\"" + value + "\"";
  }

  public Statement valueAccessorFor(final MetaClassMember member) {
    if (member instanceof MetaField) {
      final MetaField field = (MetaField) member;
      if (!field.isPublic()) {
        final MetaMethod getterMethod = GenUtil.findCaseInsensitiveMatch(field.getType(),
            field.getDeclaringClass(), "get" + field.getName());

        if (getterMethod != null) {
          return loadVariable("a0").invoke(getterMethod);
        }
        else {
          if (!context.isExposed(field)) {
            PrivateAccessUtil.addPrivateAccessStubs(gwtTarget ? "jsni" : "reflection", context.getClassStructureBuilder(), field);
            context.markExposed(field);
          }

          return Stmt.invokeStatic(context.getGeneratedBootstrapClass(), PrivateAccessUtil
              .getPrivateFieldInjectorName(field),
              loadVariable("a0"));
        }
      }
      else {
        return loadVariable("a0").loadField(field.getName());
      }
    }
    else {
      final MetaMethod method = (MetaMethod) member;
      if (!method.isPublic()) {
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   * @param javaMember
   *     the Java member for the attribute in question
   */
  protected boolean isGeneratedValue(Member javaMember) {
    if (javaMember instanceof Field) {
      MetaField field = MetaClassFactory.get((Field) javaMember);
      return field.isAnnotationPresent(GeneratedValue.class);
    }
    else if (javaMember instanceof Method) {
      MetaMethod method = MetaClassFactory.get((Method) javaMember);
      return method.isAnnotationPresent(GeneratedValue.class);
    }
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                .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")
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      String entityInstanceParam = method.getParameters()[0].getName();

      if (getJavaMember(attr) instanceof Field) {

        // 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();
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    this.fieldName = fieldName;
  }

  @Override
  public void handleCall(final CallWriter writer, final Context context, Statement statement) {
    final MetaField field;
    if (fieldName.equals("this")) {
      // TODO this is a workaround to access the enclosing instance of a type
      field = new BuildMetaField(null, null, Scope.Private, statement.getType(), "this");
    }
    else {
      field = statement.getType().getDeclaredField(fieldName);
    }

    if (field == null) {
      UndefinedFieldException ufe = new UndefinedFieldException(fieldName, statement.getType());
      blameAndRethrow(ufe);
    }

    final String currCallString = writer.getCallString();
    writer.reset();

    statement = new VariableReference() {

      @Override
      public String getName() {
        return field.getName();
      }

      @Override
      public Statement getValue() {
        return null;
      }

      @Override
      public String generate(Context context) {
        return currCallString + "." + getName();
      }

      @Override
      public MetaClass getType() {
        return field.getType();
      }
    };

    nextOrReturn(writer, context, statement);
  }
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  }

  @Override
  public MetaField getField(String name) {
    try {
      MetaField mFld;
      if ("length".equals(name) && getEnclosedMetaObject().isArray()) {
        mFld = new MetaField.ArrayLengthMetaField(this);
      }
      else {
        mFld = new JavaReflectionField(getEnclosedMetaObject().getField(name));
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  • org.jboss.errai.codegen.meta.impl.AbstractMetaClass
  • org.jboss.errai.codegen.meta.impl.java.JavaReflectionClass
  • org.jboss.errai.databinding.rebind.DataBindingUtil
  • org.jboss.errai.ioc.rebind.ioc.bootstrapper.IOCProcessorFactory
  • org.jboss.errai.ioc.rebind.ioc.injector.async.AsyncContextualProviderInjector
  • org.jboss.errai.ioc.rebind.ioc.injector.basic.ContextualProviderInjector
  • org.jboss.errai.ioc.rebind.ioc.injector.ContextualProviderInjector
  • org.jboss.errai.jpa.rebind.ErraiEntityManagerGenerator
  • org.jboss.errai.jpa.rebind.ErraiEntityManagerGenerator$JpaMetamodelMethodBodyCallback
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