Example usage for java.lang.reflect Field setAccessible

Introduction

In this page you can find the example usage for java.lang.reflect Field setAccessible.

Prototype

@Override
@CallerSensitive
public void setAccessible(boolean flag) 

Source Link

Usage

From source file:com.iflytek.edu.cloud.frame.web.filter.CheckOpenServiceFilterTest.java

@BeforeClass
public static void init() {
    InitializingService initializingService = new InitializingService();
    try {//from   w  ww.  jav a  2  s  . c o m
        initializingService.afterPropertiesSet();
    } catch (Exception e1) {
        e1.printStackTrace();
    }

    ErrorRequestMessageConverter messageConverter = new ErrorRequestMessageConverter();
    messageConverter.setJsonMessageConverter(new MappingJackson2HttpMessageConverter());
    messageConverter.setXmlMessageConverter(new Jaxb2RootElementHttpMessageConverterExt());

    filter = new CheckOpenServiceFilter();
    filter.setMessageConverter(messageConverter);

    try {
        Field field = filter.getClass().getDeclaredField("methodVersionMap");
        field.setAccessible(true);
        Multimap<String, String> methodVersionMap = (Multimap<String, String>) field.get(filter);

        methodVersionMap.put("user.get", "1.0.0");
    } catch (Exception e) {
        e.printStackTrace();
    }
}

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From source file:com.google.api.ads.dfp.lib.utils.v201208.PqlUtils.java

/**
 * Gets the underlying value of the {@link Value} object.
 *
 * @param value the {@code Value} object to get the value from
 * @return the underlying value/*from ww  w  . j a  va 2 s.co  m*/
 * @throws IllegalArgumentException if {@code value == null}
 * @throws IllegalAccessException if the value field cannot be accessed
 */
public static Object getValue(Value value) throws IllegalAccessException {
    if (value == null) {
        throw new IllegalArgumentException("Value object cannot be null.");
    }
    Field[] fields = value.getClass().getDeclaredFields();
    for (Field field : fields) {
        if (field.getName().equals("value")) {
            field.setAccessible(true);
            return field.get(value);
        }
    }
    throw new IllegalArgumentException("No value field found in value object.");
}

---

From source file:Main.java

/**
 * returns canAccessSystemClipboard field from InputEvent
 *
 * @param ie InputEvent to get the field from
 *//*  w w w. j  ava  2  s  .  c  o m*/
private static synchronized boolean inputEvent_canAccessSystemClipboard(InputEvent ie) {
    if (inputEvent_CanAccessSystemClipboard_Field == null) {
        inputEvent_CanAccessSystemClipboard_Field = AccessController
                .doPrivileged(new java.security.PrivilegedAction<Field>() {
                    public Field run() {
                        try {
                            Field field = InputEvent.class.getDeclaredField("canAccessSystemClipboard");
                            field.setAccessible(true);
                            return field;
                        } catch (SecurityException e) {
                        } catch (NoSuchFieldException e) {
                        }
                        return null;
                    }
                });
    }
    if (inputEvent_CanAccessSystemClipboard_Field == null) {
        return false;
    }
    boolean ret = false;
    try {
        ret = inputEvent_CanAccessSystemClipboard_Field.getBoolean(ie);
    } catch (IllegalAccessException e) {
    }
    return ret;
}

---

From source file:com.qualogy.qafe.business.integration.adapter.MappingAdapter.java

private static Object adaptToJavaObject(String mappingId, String attributeName, Object result,
        Object valueToAdapt, ClassLoader classLoader) {
    try {//from   w  ww  .j ava2  s .  c  o m
        if (valueToAdapt != null) {
            Class resultClazz = classLoader.loadClass(result.getClass().getName());

            Field field = resultClazz.getDeclaredField(attributeName);
            field.setAccessible(true);
            String fieldName = field.getType().getName();
            String valueName = valueToAdapt.getClass().getName();
            logger.info(field.getType().getName());

            if (!fieldName.equals(valueName)) {
                if (PredefinedClassTypeConverter.isPredefined(field.getType()))
                    valueToAdapt = PredefinedAdapterFactory.create(field.getType()).convert(valueToAdapt);
                else
                    throw new IllegalArgumentException("Object passed [" + valueToAdapt
                            + "] cannot be converted to type wanted[" + field.getType() + "] for field["
                            + field.getName() + "] in adapter[" + mappingId + "]");
            } else {
                if (!PredefinedClassTypeConverter.isPredefined(field.getType())) {
                    Class paramClazz = classLoader.loadClass(fieldName);
                    valueToAdapt = paramClazz.cast(valueToAdapt);
                }
            }
            field.set(result, valueToAdapt);
        }
    } catch (IllegalArgumentException e) {
        throw new UnableToAdaptException(
                "arg [" + valueToAdapt + "] is illegal for field with name [" + attributeName + "]", e);
    } catch (SecurityException e) {
        throw new UnableToAdaptException(e);
    } catch (IllegalAccessException e) {
        throw new UnableToAdaptException(
                "field [" + attributeName + "] does not accessible on class [" + result.getClass() + "]", e);
    } catch (NoSuchFieldException e) {
        logger.log(Level.WARNING,
                "field [" + attributeName + "] does not exist on class [" + result.getClass() + "]", e);
    } catch (ClassNotFoundException e) {
        throw new UnableToAdaptException(
                "field [" + attributeName + "] class not found [" + result.getClass() + "]", e);
    }
    return result;
}

---

From source file:com.sunway.cbm.util.web.ReflectionUtils.java

/**
 * ?, ?DeclaredField, ?./* ww w.  j av  a  2s  .c  o  m*/
 * 
 * ?Object?, null.
 */
public static Field getAccessibleField(final Object obj, final String fieldName) {
    AssertUtils.notNull(obj, "object?");
    AssertUtils.hasText(fieldName, "fieldName");
    for (Class<?> superClass = obj.getClass(); superClass != Object.class; superClass = superClass
            .getSuperclass()) {
        try {
            Field field = superClass.getDeclaredField(fieldName);
            field.setAccessible(true);
            return field;
        } catch (NoSuchFieldException e) {// NOSONAR
            // Field??,?
        }
    }
    return null;
}

---

From source file:de.axelfaust.alfresco.nashorn.repo.web.scripts.RepositoryScriptLocation.java

protected static String tryAndGetField(final ScriptContent content, final String fieldName) {
    String result;/*from ww w  . j  a  v a2  s.  c  o  m*/

    try {
        final Field field = content.getClass().getDeclaredField(fieldName);
        if (field.getType().isAssignableFrom(String.class)) {
            field.setAccessible(true);
            result = (String) field.get(content);
        } else {
            result = null;
        }
    } catch (final IllegalAccessException | NoSuchFieldException e) {
        result = null;
    }
    return result;
}

---

From source file:com.netflix.spinnaker.orca.config.RedisConfiguration.java

@Deprecated // rz - Kept for backwards compat with old connection configs
public static JedisPool createPool(GenericObjectPoolConfig redisPoolConfig, String connection, int timeout,
        Registry registry, String poolName) {
    URI redisConnection = URI.create(connection);

    String host = redisConnection.getHost();
    int port = redisConnection.getPort() == -1 ? Protocol.DEFAULT_PORT : redisConnection.getPort();

    String redisConnectionPath = isNotEmpty(redisConnection.getPath()) ? redisConnection.getPath()
            : "/" + DEFAULT_DATABASE;
    int database = Integer.parseInt(redisConnectionPath.split("/", 2)[1]);

    String password = redisConnection.getUserInfo() != null ? redisConnection.getUserInfo().split(":", 2)[1]
            : null;//from ww w.j  a  va2s .com

    JedisPool jedisPool = new JedisPool(
            redisPoolConfig != null ? redisPoolConfig : new GenericObjectPoolConfig(), host, port, timeout,
            password, database, null);
    final Field poolAccess;
    try {
        poolAccess = Pool.class.getDeclaredField("internalPool");
        poolAccess.setAccessible(true);
        GenericObjectPool<Jedis> pool = (GenericObjectPool<Jedis>) poolAccess.get(jedisPool);
        registry.gauge(registry.createId("redis.connectionPool.maxIdle", "poolName", poolName), pool,
                (GenericObjectPool<Jedis> p) -> Integer.valueOf(p.getMaxIdle()).doubleValue());
        registry.gauge(registry.createId("redis.connectionPool.minIdle", "poolName", poolName), pool,
                (GenericObjectPool<Jedis> p) -> Integer.valueOf(p.getMinIdle()).doubleValue());
        registry.gauge(registry.createId("redis.connectionPool.numActive", "poolName", poolName), pool,
                (GenericObjectPool<Jedis> p) -> Integer.valueOf(p.getNumActive()).doubleValue());
        registry.gauge(registry.createId("redis.connectionPool.numIdle", "poolName", poolName), pool,
                (GenericObjectPool<Jedis> p) -> Integer.valueOf(p.getMaxIdle()).doubleValue());
        registry.gauge(registry.createId("redis.connectionPool.numWaiters", "poolName", poolName), pool,
                (GenericObjectPool<Jedis> p) -> Integer.valueOf(p.getMaxIdle()).doubleValue());
        return jedisPool;
    } catch (NoSuchFieldException | IllegalAccessException e) {
        throw new BeanCreationException("Error creating Redis pool", e);
    }
}

---

From source file:app.commons.ReflectionUtils.java

/**
 * We cannot use <code>clazz.getField(String fieldName)</code> because it only returns public fields.
 *//*from ww  w.  j  a v a  2 s  .co m*/
public static Field getField(Class clazz, String fieldName) {
    Class currentClass = clazz;
    while (currentClass != null) {
        try {
            Field field = currentClass.getDeclaredField(fieldName);
            field.setAccessible(true);
            return field;
        } catch (NoSuchFieldException e) {
            currentClass = currentClass.getSuperclass();
        }
    }
    throw new RuntimeException(new NoSuchFieldException(fieldName));
}

---

From source file:com.jim.im.offline.repo.MessageConverter.java

private static ImMessage convert(DBObject dbObject) {
    ImMessage imMessage = new ImMessage();
    imMessage.setCreateTime(0L);//from  w w  w . j  a v  a 2  s . com
    Map map = dbObject.toMap();
    for (String key : FIELD_KEYS) {
        Field field = FIELD_MAP.get(key);
        org.springframework.data.mongodb.core.mapping.Field annotation = field.getAnnotation(ALIAS_NAME);
        if (annotation != null)
            key = annotation.value();
        field.setAccessible(true);
        Object value = getValue(field, map.get(key));
        if (value == null)
            continue;
        ReflectionUtils.setField(field, imMessage, value);
    }

    return imMessage;
}

---

From source file:com.mewmew.fairy.v1.cli.AnnotatedCLI.java

private static Unsafe stealUnsafe() {
    try {/*w  w w . j a  va2  s  . co  m*/
        Class objectStreamClass = Class.forName("java.io.ObjectStreamClass$FieldReflector");
        Field unsafeField = objectStreamClass.getDeclaredField("unsafe");
        unsafeField.setAccessible(true);
        return (Unsafe) unsafeField.get(null);
    } catch (Exception e) {
        e.printStackTrace();
        throw new RuntimeException(e);
    }
}

---

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