Example usage for java.lang.reflect Field get

Introduction

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

Prototype

@CallerSensitive
@ForceInline 
public Object get(Object obj) throws IllegalArgumentException, IllegalAccessException

Source Link

Document

Returns the value of the field represented by this Field , on the specified object.

Usage

From source file:Main.java

public static Map<String, Object> optPublicFieldKeyValueMap(Object obj) {
    Map<String, Object> map = new HashMap<String, Object>();
    if (obj != null) {
        Field[] fields = obj.getClass().getFields();
        for (Field f : fields) {
            try {
                boolean isStatic = Modifier.isStatic(f.getModifiers());
                if (!isStatic) {
                    Object value = f.get(obj);
                    if (value != null)
                        map.put(f.getName(), value);
                }/*from w  w  w.  j  a  v a 2 s. c o m*/
            } catch (Exception e) {

            }
        }
    }
    return map;
}

From source file:ReflectionUtils.java

public static Object getPropertyValue(Object bean, String propertyPath) throws NoSuchFieldException {
    if (bean == null)
        throw new IllegalArgumentException("bean cannot be null");
    Field field = ReflectionUtils.getField(bean.getClass(), propertyPath);
    field.setAccessible(true);/*w w  w.  j  ava2  s  .co  m*/
    try {
        return (field.get(bean));
    } catch (IllegalAccessException e) {
        return (null);
    }
}

From source file:com.evolveum.midpoint.repo.sql.util.HibernateToSqlTranslator.java

/**
 * Do not use in production code! Only for testing purposes only. Used for example during query engine upgrade.
 * Method provides translation from hibernate {@link Criteria} to plain SQL string query.
 *
 * @param criteria//from   w  w  w  .  j  a  va2s.  co  m
 * @return SQL string, null if criteria parameter was null.
 */
public static String toSql(Criteria criteria) {
    if (criteria == null) {
        return null;
    }

    try {
        CriteriaImpl c;
        if (criteria instanceof CriteriaImpl) {
            c = (CriteriaImpl) criteria;
        } else {
            CriteriaImpl.Subcriteria subcriteria = (CriteriaImpl.Subcriteria) criteria;
            c = (CriteriaImpl) subcriteria.getParent();
        }
        SessionImpl s = (SessionImpl) c.getSession();
        SessionFactoryImplementor factory = s.getSessionFactory();
        String[] implementors = factory.getImplementors(c.getEntityOrClassName());
        CriteriaLoader loader = new CriteriaLoader(
                (OuterJoinLoadable) factory.getEntityPersister(implementors[0]), factory, c, implementors[0],
                s.getLoadQueryInfluencers());
        Field f = OuterJoinLoader.class.getDeclaredField("sql");
        f.setAccessible(true);
        return (String) f.get(loader);
    } catch (Exception ex) {
        throw new SystemException(ex.getMessage(), ex);
    }
}

From source file:Main.java

public static void setupChangeAnimationOneTime(ViewGroup viewGroup) {
    LayoutTransition layoutTransition = viewGroup.getLayoutTransition();
    if (layoutTransition == null) {
        return;//from w  w  w. ja  v  a 2  s. co  m
    }
    try {
        Method method = LayoutTransition.class.getMethod("enableTransitionType", new Class[] { int.class });
        Field field = LayoutTransition.class.getField("CHANGING");
        method.invoke(layoutTransition, field.get(null));
    } catch (Exception e) {
        setupChangeAnimationOneTime((View) viewGroup);
        for (int i = 0; i < viewGroup.getChildCount(); i++) {
            View childAt = viewGroup.getChildAt(i);
            setupChangeAnimationOneTime(childAt);
        }
    }
}

From source file:com.dangdang.ddframe.job.lite.spring.util.AopTargetUtils.java

private static Object getTargetObject(final Object object) {
    try {// ww w. j ava 2s .c o  m
        Field advised = object.getClass().getDeclaredField("advised");
        advised.setAccessible(true);
        return ((AdvisedSupport) advised.get(object)).getTargetSource().getTarget();
        // CHECKSTYLE:OFF
    } catch (final Exception ex) {
        // CHECKSTYLE:ON
        throw new JobSystemException(ex);
    }
}

From source file:com.dwdesign.tweetings.util.WebViewProxySettings.java

private static Object getDeclaredField(Object obj, String name)
        throws SecurityException, NoSuchFieldException, IllegalArgumentException, IllegalAccessException {
    final Field f = obj.getClass().getDeclaredField(name);
    f.setAccessible(true);//from   ww w .  j  a  v  a2  s.c o m
    return f.get(obj);
}

From source file:Main.java

public static void hideSmartBar(Activity activity) {
    if (!hasSmartBar())
        return;//from ww w . j av  a2  s.c o m

    try {
        @SuppressWarnings("rawtypes")
        Class[] arrayOfClass = new Class[1];
        arrayOfClass[0] = Integer.TYPE;
        Method localMethod = View.class.getMethod("setSystemUiVisibility", arrayOfClass);
        Field localField = View.class.getField("SYSTEM_UI_FLAG_HIDE_NAVIGATION");
        Object[] arrayOfObject = new Object[1];
        try {
            arrayOfObject[0] = localField.get(null);
        } catch (Exception e) {

        }
        localMethod.invoke(activity.getWindow().getDecorView(), arrayOfObject);
        return;
    } catch (Exception e) {
        e.printStackTrace();
    }
}

From source file:com.dangdang.ddframe.job.spring.util.AopTargetUtils.java

private static Object getTargetObject(final Object object) {
    try {//from ww  w.  j  av  a 2 s .c o  m
        Field advised = object.getClass().getDeclaredField("advised");
        advised.setAccessible(true);
        return ((AdvisedSupport) advised.get(object)).getTargetSource().getTarget();
        // CHECKSTYLE:OFF
    } catch (final Exception ex) {
        // CHECKSTYLE:ON
        throw new JobException(ex);
    }
}

From source file:com.job.portal.utils.BeanUtils.java

public static Map<String, Object> convertToMap(Object bean) {
    Map<String, Object> m = new HashMap<String, Object>();
    try {//  w w w.j a  va2  s  .  co m
        for (Field field : bean.getClass().getDeclaredFields()) {
            field.setAccessible(true); // You might want to set modifier to public first.
            Object value = field.get(bean);
            if (value != null) {
                m.put(field.getName(), value);
            }
        }
    } catch (Exception e) {
        LogOut.log.error("In " + new Object() {
        }.getClass().getEnclosingClass().getName() + "." + new Object() {
        }.getClass().getEnclosingMethod().getName() + " " + e);
    }
    return m;
}

From source file:com.job.portal.utils.BeanUtils.java

public static JSONObject convertToJSON(Object bean) {
    JSONObject obj = new JSONObject();
    try {// ww w  .  ja  va2  s.c om
        for (Field field : bean.getClass().getDeclaredFields()) {
            field.setAccessible(true); // You might want to set modifier to public first.
            Object value = field.get(bean);
            if (value != null) {
                obj.put(field.getName(), value);
            }
        }
    } catch (Exception e) {
        LogOut.log.error("In " + new Object() {
        }.getClass().getEnclosingClass().getName() + "." + new Object() {
        }.getClass().getEnclosingMethod().getName() + " " + e);
    }
    return obj;
}