Package org.jboss.errai.codegen.framework.meta

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

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  private Map<Integer, MetaClass> _arrayTypeCache = new HashMap<Integer, MetaClass>();

  @Override
  public MetaClass asArrayOf(int dimensions) {
    MetaClass arrayType = _arrayTypeCache.get(dimensions);
    if (arrayType == null) {
      _arrayTypeCache.put(dimensions, arrayType = MetaClassFactory.getArrayOf(getEnclosedMetaObject(), dimensions));
    }
    return arrayType;
  }
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    return new ContextualStatementBuilderImpl(context, callElementBuilder);
  }

  @Override
  public ContextualStatementBuilder loadClassReference(Object o) {
    MetaClass c;
    if (o instanceof MetaClass) {
      c = (MetaClass) o;
    }
    else if (o instanceof Class) {
      c = MetaClassFactory.get((Class) o);
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              final Annotation aInstance = clazz.getAnnotation(aClass);

              entry.addProcessingDelegate(new ProcessingDelegate<MetaClass>() {
                @Override
                public boolean process() {
                  final MetaClass type = MetaClassFactory.get(clazz);

                  if (type.isAnnotationPresent(TestOnly.class) && !EnvironmentUtil.isGWTJUnitTest()) {
                    return true;
                  }

                  injectorFactory.addType(type);

                  Injector injector = injectorFactory.getInjectionContext().getInjector(type);
                  final InjectableInstance injectableInstance
                          = getTypeInjectedInstance(aInstance, type, injector, injectorFactory.getInjectionContext());
                  return entry.handler.handle(injectableInstance, aInstance, context);
                }

                public String toString() {
                  return clazz.getName();
                }
              });
            }
          }
          break;

          case METHOD: {
            Set<Method> methods = scanner.getMethodsAnnotatedWith(aClass, context.getPackages());

            for (Method method : methods) {
              final Annotation aInstance = method.getAnnotation(aClass);

              final MetaClass type = MetaClassFactory.get(method.getDeclaringClass());
              final MetaMethod metaMethod = MetaClassFactory.get(method);

              entry.addProcessingDelegate(new ProcessingDelegate<MetaField>() {
                @Override
                public boolean process() {
                  injectorFactory.addType(type);
                  Injector injector = injectorFactory.getInjectionContext().getInjector(type);
                  final InjectableInstance injectableInstance
                          = getMethodInjectedInstance(aInstance, metaMethod, injector,
                          injectorFactory.getInjectionContext());
                  return entry.handler.handle(injectableInstance, aInstance, context);
                }

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

            }
          }

          case FIELD: {
            Set<Field> fields = scanner.getFieldsAnnotatedWith(aClass, context.getPackages());

            for (Field method : fields) {
              final Annotation aInstance = method.getAnnotation(aClass);

              final MetaClass type = MetaClassFactory.get(method.getDeclaringClass());
              final MetaField metaField = MetaClassFactory.get(method);

              entry.addProcessingDelegate(new ProcessingDelegate<MetaField>() {
                @Override
                public boolean process() {
                  injectorFactory.addType(type);
                  Injector injector = injectorFactory.getInjectionContext().getInjector(type);
                  final InjectableInstance injectableInstance
                          = InjectableInstance.getFieldInjectedInstance(aInstance, metaField, injector,
                          injectorFactory.getInjectionContext());
                  return entry.handler.handle(injectableInstance, aInstance, context);
                }

                public String toString() {
                  return type.getFullyQualifiedName();
                }
              });
            }
          }
        }
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                    || annoClass.isAnnotationPresent(NormalScope.class)) {
              continue TypeScan;
            }
          }

          MetaClass metaClass = GWTClass.newInstance(type);

          if (injectorFactory.hasType(metaClass)) {
            continue;
          }
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    return generatedCache = buf.toString();
  }

  @Override
  public MetaClass getType() {
    MetaClass returnType = method.getReturnType();

    if (method.getGenericReturnType() != null && method.getGenericReturnType() instanceof MetaTypeVariable) {
      typeVariables = new HashMap<String, MetaClass>();
      resolveTypeVariables();
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  }

  // Resolves type variables by inspecting call parameters
  private void resolveTypeVariables() {
    MetaParameterizedType gSuperClass = inputType.getGenericSuperClass();
    MetaClass superClass = inputType.getSuperClass();

    if (superClass != null && superClass.getTypeParameters() != null & superClass.getTypeParameters().length > 0
            && gSuperClass != null && gSuperClass.getTypeParameters().length > 0) {
      for (int i = 0; i < superClass.getTypeParameters().length; i++) {
        String varName = superClass.getTypeParameters()[i].getName();
        if (gSuperClass.getTypeParameters()[i] instanceof MetaClass) {
          typeVariables.put(varName, (MetaClass) gSuperClass.getTypeParameters()[i]);
        }
        else if (gSuperClass.getTypeParameters()[i] instanceof MetaWildcardType) {
          typeVariables.put(varName, MetaClassFactory.get(Object.class));
        }
        else {
          MetaClass clazz = writer.getTypeParm(varName);
          if (clazz != null) {
            typeVariables.put(varName, clazz);
          }
        }
      }
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    this.initialization = initializationValue;
  }
 
  private MetaClass inferType(Context context, Object initialization) {
    Statement initStatement = GenUtil.generate(context, initialization);
    MetaClass inferredType = (initStatement != null) ? initStatement.getType() : null;
    if (inferredType == null) {
      throw new InvalidTypeException("No type specified and no initialization provided to infer the type.");
    }

    return inferredType;
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    this.statement = statement;
  }

  @Override
  public String generate(Context context) {
    MetaClass referenceType = reference.getType();
    Statement[] indexes = reference.getIndexes();
    if (indexes!=null) {
      for (Statement index : indexes) {
        if (!referenceType.isArray())
          throw new InvalidTypeException("Variable is not a " + indexes.length + "-dimensional array!");
        referenceType = referenceType.getComponentType();
      }
    }
    operator.assertCanBeApplied(referenceType);
    operator.assertCanBeApplied(statement.getType());
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    return new ContextualStatementBuilderImpl(context, callElementBuilder);
  }

  @Override
  public ContextualStatementBuilder loadClassReference(Object o) {
    MetaClass c;
    if (o instanceof MetaClass) {
      c = (MetaClass) o;
    }
    else if (o instanceof Class) {
      c = MetaClassFactory.get((Class) o);
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    });
  }

  private Variable createForEachLoopVar(Statement collection, String loopVarName, MetaClass providedLoopVarType) {
    // infer the loop variable type
    MetaClass loopVarType = MetaClassFactory.get(Object.class);
    MetaParameterizedType parameterizedType = collection.getType().getParameterizedType();
    if (parameterizedType != null && parameterizedType.getTypeParameters().length != 0) {
      loopVarType = (MetaClass) parameterizedType.getTypeParameters()[0];
    }
    else if (collection.getType().getComponentType() != null) {
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Related Classes of org.jboss.errai.codegen.framework.meta.MetaClass

  • org.jboss.errai.codegen.framework.builder.callstack.LoadClassReference
  • org.jboss.errai.codegen.framework.builder.callstack.LoadVariable
  • org.jboss.errai.codegen.framework.builder.callstack.MethodCall
  • org.jboss.errai.codegen.framework.builder.impl.AssignmentBuilder
  • org.jboss.errai.codegen.framework.builder.impl.LoopBuilderImpl
  • org.jboss.errai.codegen.framework.builder.impl.StatementBuilder
  • org.jboss.errai.codegen.framework.meta.impl.AbstractMetaClass
  • org.jboss.errai.codegen.framework.meta.impl.java.JavaReflectionClass
  • org.jboss.errai.codegen.framework.meta.impl.java.JavaReflectionConstructor
  • org.jboss.errai.codegen.framework.meta.impl.java.JavaReflectionMethod
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