Example usage for java.lang.reflect Method getGenericReturnType

Introduction

In this page you can find the example usage for java.lang.reflect Method getGenericReturnType.

Prototype

public Type getGenericReturnType() 

Source Link

Document

Returns a Type object that represents the formal return type of the method represented by this Method object.

Usage

From source file:cherry.foundation.testtool.stub.StubServiceImpl.java

@Override
public String thenReturn(String className, String methodName, int methodIndex, final String value,
        final String valueType) {
    return executeWithMapping(className, methodName, methodIndex, new Function<Method, Object>() {
        @Override/*from   www . j ava 2 s  .  c o  m*/
        public Object apply(Method method) {
            JavaType returnType = objectMapper.getTypeFactory().constructType(method.getGenericReturnType());
            if (StringUtils.isNotEmpty(valueType)) {
                returnType = objectMapper.getTypeFactory().constructFromCanonical(valueType);
            }
            try {
                Object v = objectMapper.readValue(value, returnType);
                repository.get(method).thenReturn(v, returnType.toCanonical());
                return Boolean.TRUE;
            } catch (IOException ex) {
                return ToMapUtil.fromThrowable(ex, Integer.MAX_VALUE);
            }
        }
    });
}

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From source file:com.evolveum.midpoint.repo.sql.query.definition.ClassDefinitionParser.java

private CollectionDefinition updateCollectionDefinition(CollectionDefinition definition,
        AnnotatedElement object, QName jaxbName, String jpaName) {
    Definition collDef;/*from  w  w  w. j a v a2s  .co m*/
    if (object instanceof Method) {
        Method method = (Method) object;
        ParameterizedType type = (ParameterizedType) method.getGenericReturnType();
        Type type1 = type.getActualTypeArguments()[0];
        Class clazz;
        if (type1 instanceof Class) {
            clazz = ((Class) type1);
        } else {
            clazz = (Class) ((ParameterizedType) type1).getRawType();
        }

        QName realJaxbName = getJaxbName(method);
        Class jaxbType = getJaxbType(clazz);
        String realJpaName = getJpaName(method);
        collDef = createDefinition(realJaxbName, jaxbType, realJpaName, clazz);
    } else {
        Class clazz = (Class) object;

        Class jaxbType = getJaxbType(clazz);
        collDef = createDefinition(jaxbName, jaxbType, jpaName, clazz);
    }

    if (collDef instanceof EntityDefinition) {
        updateEntityDefinition((EntityDefinition) collDef);
    }

    definition.setDefinition(collDef);

    return definition;
}

---

From source file:de.javadesign.cdi.extension.spring.SpringBeanIntegrationExtension.java

/**
 * Try to create a bean if class is found.
 * /*w w  w  .jav a  2  s  . com*/
 * @param beanName
 *            the bean name to find and create
 * @param beanDefinition
 *            the spring bean definition
 * @param beanManager
 *            the injection bean manager
 * @param beanFactory
 *            a ConfigurableListableBeanFactory
 * @return the created bean or null if class was not found
 */
private Bean<?> createBean(final String beanName, final BeanDefinition beanDefinition,
        final ConfigurableListableBeanFactory beanFactory, final BeanManager beanManager) {
    Class<?> beanClass = null;

    try {
        if (null == beanDefinition.getBeanClassName()) {
            // TODO: Support beans which are created via factory bean.
            LOGGER.warn("Ignored bean with name {} - there is no definition via bean's class name available",
                    beanName);
            return CLASS_NOT_FOUND;
        }
        beanClass = Class.forName(beanDefinition.getBeanClassName());

        // FactoryBean? Bean class is returned by getObjectType method
        for (Class<?> beanClassInterface : beanClass.getInterfaces()) {
            if (!beanClassInterface.equals(FactoryBean.class)) {
                continue;
            }
            try {
                Method getObjectTypeMethod = beanClass.getDeclaredMethod(METHOD_NAME_GET_OBJECT_TYPE);
                String s = ((ParameterizedType) getObjectTypeMethod.getGenericReturnType())
                        .getActualTypeArguments()[0].toString();
                beanClass = Class.forName(s.substring(s.lastIndexOf(" ") + 1));

            } catch (NoSuchMethodException ignored) {
                LOGGER.warn("Ignored bean {} with Class {} that is assumed to be a FactoryBean, "
                        + "but has no getObjectType method.", beanName, beanClass);
                return CLASS_NOT_FOUND;
            }
            break;
        }

    } catch (final ClassNotFoundException e) {
        LOGGER.warn("Class {} not found.", beanName);
        return CLASS_NOT_FOUND;
    }

    final AnnotatedType<?> annotatedType = beanManager.createAnnotatedType(beanClass);
    final Set<Type> beanTypes = annotatedType.getTypeClosure();
    final Set<Annotation> qualifiers = new HashSet<Annotation>();
    qualifiers.add(new AnnotationLiteral<Any>() {

        private static final long serialVersionUID = 1L;
        // any implementation
    });
    qualifiers.add(new AnnotationLiteral<Default>() {

        private static final long serialVersionUID = 1L;
        // default implementation
    });

    final Set<Class<? extends Annotation>> stereotypes = new HashSet<Class<? extends Annotation>>();

    for (final Annotation annotation : annotatedType.getAnnotations()) {
        if (beanManager.isQualifier(annotation.annotationType())) {
            qualifiers.add(annotation);
        }
        if (beanManager.isStereotype(annotation.annotationType())) {
            stereotypes.add(annotation.annotationType());
        }
    }

    return new SpringBean(beanName, beanClass, beanTypes, qualifiers, stereotypes, beanFactory);
}

---

From source file:org.apache.axis2.jaxws.runtime.description.marshal.impl.PackageSetBuilder.java

/**
 * add package information by reflecting the return type on Method m
 * @param set//from  w w w  .  j  a  v a  2s.c o m
 * @param m
 */
private static void addPackagesFromReturn(TreeSet<String> set, Method m) {
    if (log.isDebugEnabled()) {
        log.debug("enter addPackagesFromReturn for " + m);
    }
    try {
        if (m != null) {
            Set<Class> classes = new HashSet<Class>();
            // Build a set of all of the classes referenced in the return(including
            // generic argument references
            classes = ClassUtils.getClasses(m.getGenericReturnType(), classes);
            addClassesToPackageSet(classes, set);
        }
    } catch (Throwable t) {
        if (log.isDebugEnabled()) {
            log.debug("Could not reflect the information on method " + m + " due to " + t);
            log.debug("Processing continues");
        }
    }
    if (log.isDebugEnabled()) {
        log.debug("exit addPackagesFromReturn");
    }
}

---

From source file:net.sourceforge.jabm.VariableBindingsIterator.java

@SuppressWarnings({ "rawtypes", "unchecked" })
public Class getType(String beanProperty) {
    int dot = beanProperty.indexOf('.');
    String beanName = beanProperty.substring(0, dot);
    String attributeName = beanProperty.substring(dot + 1);
    Class beanType = beanFactory.getType(beanName);
    String getterName = "get" + Character.toUpperCase(attributeName.charAt(0)) + attributeName.substring(1);
    try {/*  w  ww.  j a  v  a 2  s . com*/
        Method method = beanType.getMethod(getterName, new Class[] {});
        Type returnType = method.getGenericReturnType();
        if (returnType instanceof Class) {
            Class result = (Class) returnType;
            return result;
        } else {
            throw new IllegalArgumentException(beanProperty);
        }
    } catch (NoSuchMethodException e) {
        throw new RuntimeException(e);
    }
}

---

From source file:org.ocelotds.marshalling.ArgumentServicesTest.java

@Test
public void testCheckTypeParamType() throws JsonUnmarshallingException {
    System.out.println("checkType");
    Method[] methods = this.getClass().getDeclaredMethods();
    Type type = null;//from   w ww .  j a v a 2  s.co  m
    for (Method method : methods) {
        if (method.getName().equals("method")) {
            type = method.getGenericReturnType();
        }
    }
    doNothing().when(instance).checkClass(anyObject(), any(Class.class));
    instance.checkType(mock(List.class), type);
    verify(instance).checkClass(anyObject(), any(Class.class));
}

---

From source file:com.google.api.server.spi.config.jsonwriter.JacksonResourceSchemaProvider.java

@Nullable
private TypeToken<?> getPropertyType(TypeToken<?> beanType, Method readMethod, Method writeMethod,
        AnnotatedField field, ApiConfig config) {
    if (readMethod != null) {
        // read method's return type is the property type
        return ApiAnnotationIntrospector.getSchemaType(beanType.resolveType(readMethod.getGenericReturnType()),
                config);//from   w w w  . j a  v a2 s  .  c  o  m
    } else if (writeMethod != null) {
        Type[] paramTypes = writeMethod.getGenericParameterTypes();
        if (paramTypes.length == 1) {
            // write method's first parameter type is the property type
            return ApiAnnotationIntrospector.getSchemaType(beanType.resolveType(paramTypes[0]), config);
        }
    } else if (field != null) {
        return ApiAnnotationIntrospector.getSchemaType(beanType.resolveType(field.getGenericType()), config);
    }
    return null;
}

---

From source file:org.jsonschema2pojo.integration.ArrayIT.java

@Test
public void arrayItemTypeIsSingularFormOfPropertyName() throws NoSuchMethodException {

    Method getterMethod = classWithArrayProperties.getMethod("getThings");

    // assert List<Thing>
    Class<?> genericType = (Class<?>) ((ParameterizedType) getterMethod.getGenericReturnType())
            .getActualTypeArguments()[0];
    assertThat(genericType.getName(), is("com.example.Thing"));

}

---

From source file:org.jsonschema2pojo.integration.ArrayIT.java

@Test
public void arrayItemTypeIsSingularFormOfPropertyNameWhenNameEndsInIES() throws NoSuchMethodException {

    Method getterMethod = classWithArrayProperties.getMethod("getProperties");

    // assert List<Property>
    Class<?> genericType = (Class<?>) ((ParameterizedType) getterMethod.getGenericReturnType())
            .getActualTypeArguments()[0];
    assertThat(genericType.getName(), is("com.example.Property"));

}

---

From source file:org.jsonschema2pojo.integration.ArrayIT.java

@Test
public void uniqueArraysAreSets() throws NoSuchMethodException {

    Method getterMethod = classWithArrayProperties.getMethod("getUniqueArray");

    assertThat(getterMethod.getReturnType().getName(), is(Set.class.getName()));
    assertThat(getterMethod.getGenericReturnType(), is(instanceOf(ParameterizedType.class)));

    Type genericType = ((ParameterizedType) getterMethod.getGenericReturnType()).getActualTypeArguments()[0];
    assertThat(genericType, is(instanceOf(Class.class)));
    assertThat(((Class<?>) genericType).getName(), is(Boolean.class.getName()));

}

---

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