Example usage for java.lang.reflect Field isAccessible

Introduction

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

Prototype

@Deprecated(since = "9")
public boolean isAccessible() 

Source Link

Document

Get the value of the accessible flag for this reflected object.

Usage

From source file:com.austin.base.commons.util.ReflectUtil.java

/**
 * @param object//from  w w w. j a  va  2 s .  c o  m
 * @param propertyName
 * @param newValue
 * @throws NoSuchFieldException
 */
public static void forceSetProperty(Object object, String propertyName, Object newValue)
        throws NoSuchFieldException {
    Assert.notNull(object);
    Assert.hasText(propertyName);

    Field field = getDeclaredField(object, propertyName);
    boolean accessible = field.isAccessible();
    field.setAccessible(true);
    try {
        field.set(object, newValue);
    } catch (IllegalAccessException e) {
        log.info("Error won't happen");
    }
    field.setAccessible(accessible);
}

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From source file:it.sample.parser.util.CommonsUtil.java

/**
 * Metodo di utilita' che copia i campi non nulli della classe sorgente in quelli della classe di destinazione
 * /* www. j a va 2s  . c  o m*/
 * @param source
 * @param destination
 */
public static <K, T> void copyNotNullProperties(K source, T destination) {
    PropertyDescriptor[] descriptors = PropertyUtils.getPropertyDescriptors(source);
    if (descriptors != null) {
        for (PropertyDescriptor descriptor : descriptors) {
            try {
                String propertyName = descriptor.getName();
                Field field = getDeclaredField(propertyName, source.getClass());

                if (field != null && field.getAnnotation(IgnoreField.class) == null) {
                    boolean wasAccessible = field.isAccessible();
                    field.setAccessible(true);

                    if (PropertyUtils.getReadMethod(descriptor) != null) {
                        Object val = PropertyUtils.getSimpleProperty(source, propertyName);
                        if (val != null && descriptor.getWriteMethod() != null) {
                            PropertyUtils.setProperty(destination, propertyName, val);
                        }
                    }
                    field.setAccessible(wasAccessible);
                }
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    }
}

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From source file:io.github.benas.randombeans.util.ReflectionUtils.java

/**
 * Set a value (accessible or not accessible) in a field of a target object.
 *
 * @param object instance to set the property on
 * @param field  field to set the property on
 * @param value  value to set//from   w w  w .  ja  va 2 s .  c  om
 * @throws IllegalAccessException if the property cannot be set
 */
public static void setProperty(final Object object, final Field field, final Object value)
        throws IllegalAccessException {
    boolean access = field.isAccessible();
    field.setAccessible(true);
    field.set(object, value);
    field.setAccessible(access);
}

---

From source file:com.austin.base.commons.util.ReflectUtil.java

/**
 * @param object//from   www  . j  a va2  s.  c  o m
 * @param propertyName
 * @return
 * @throws NoSuchFieldException
 */
public static Object forceGetProperty(Object object, String propertyName) throws NoSuchFieldException {
    Assert.notNull(object);
    Assert.hasText(propertyName);

    Field field = getDeclaredField(object, propertyName);

    boolean accessible = field.isAccessible();
    field.setAccessible(true);

    Object result = null;
    try {
        result = field.get(object);
    } catch (IllegalAccessException e) {
        log.info("error wont' happen");
    }
    field.setAccessible(accessible);
    return result;
}

---

From source file:$.Reflections.java

/**
     * ?private/protected???public?????JDKSecurityManager
     *///from w  ww  .j  ava  2s.c om
    public static void makeAccessible(Field field) {
        if ((!Modifier.isPublic(field.getModifiers())
                || !Modifier.isPublic(field.getDeclaringClass().getModifiers())
                || Modifier.isFinal(field.getModifiers())) && !field.isAccessible()) {
            field.setAccessible(true);
        }
    }

---

From source file:ambroafb.general.AnnotiationUtils.java

private static Object[] getNodesTypeAndContent(Field field, Object ownerClassObject) {
    Object[] results = new Object[2];
    try {//from ww w. j  a v  a 2 s . c om
        boolean accessible = field.isAccessible();
        field.setAccessible(true);

        if (field.getType().equals(TextField.class)
                || field.getType().getSuperclass().equals(NumberField.class)) {
            TextField textField = (TextField) field.get(ownerClassObject);
            results[0] = textField;
            results[1] = textField.getText();
        } else if (field.getType().equals(ADatePicker.class)) {
            ADatePicker datePicker = (ADatePicker) field.get(ownerClassObject);
            results[0] = datePicker;
            results[1] = datePicker.getEditor().getText();
        } else if (field.getType().equals(MapEditor.class)) {
            MapEditor mapEditor = (MapEditor) field.get(ownerClassObject);
            results[0] = mapEditor;
            results[1] = mapEditor.getEditor().getText();
        } else if (field.getType().equals(ImageGalleryController.class)) {
            ImageGalleryController gallery = (ImageGalleryController) field.get(ownerClassObject);
            results[0] = gallery.getRoot();
            results[1] = (gallery.isEmpty()) ? null : "not empty";
        } else if (field.getType().equals(CountComboBox.class)) {
            CountComboBox countComboBox = (CountComboBox) field.get(ownerClassObject);
            results[0] = countComboBox;
            results[1] = (countComboBox.getBasket().isEmpty()) ? null : countComboBox.getValue();
        }
        // Note: ClientComboBox is not ComboBox extened, so this case specific case:
        else if (field.getType().equals(ClientComboBox.class)) {
            ClientComboBox clientComboBox = (ClientComboBox) field.get(ownerClassObject);
            results[0] = clientComboBox;
            results[1] = (clientComboBox.getValue() == null) ? null : clientComboBox.getValue();
        } else if (field.getType().toString().contains("ComboBox")) {
            ComboBox comboBox = (ComboBox) field.get(ownerClassObject);
            results[0] = comboBox;
            // Note: comboBox.getValue() may be null but some class may provides to make some action that avoid nullable and return empty string for example. So we check selection index.
            //                int selectedIndex = comboBox.getSelectionModel().getSelectedIndex();
            //                results[1] = (comboBox.getValue() == null || selectedIndex < 0) ? null : comboBox.getValue();

            results[1] = (comboBox.getValue() == null) ? null : comboBox.getValue();
        }
        field.setAccessible(accessible);
    } catch (IllegalArgumentException | IllegalAccessException ex) {
        Logger.getLogger(Utils.class.getName()).log(Level.SEVERE, null, ex);
    }
    return results;
}

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From source file:com.cnksi.core.tools.utils.Reflections.java

/**
 * ?private/protected???public?????JDKSecurityManager
 *//*from w  w  w  .ja va 2  s  .  co  m*/
public static void makeAccessible(Field field) {

    if ((!Modifier.isPublic(field.getModifiers())
            || !Modifier.isPublic(field.getDeclaringClass().getModifiers())
            || Modifier.isFinal(field.getModifiers())) && !field.isAccessible()) {
        field.setAccessible(true);
    }
}

---

From source file:activiti.common.persistence.util.ReflectHelper.java

/**
 * ?objfieldName//w w  w  .j av  a 2s  .com
 * 
 * @param obj
 * @param fieldName
 * @return
 */
public static Object getValueByFieldName(Object obj, String fieldName) {
    Object value = null;
    try {
        Field field = getFieldByFieldName(obj, fieldName);
        if (field != null) {
            if (field.isAccessible()) {
                value = field.get(obj);
            } else {
                field.setAccessible(true);
                value = field.get(obj);
                field.setAccessible(false);
            }
        }
    } catch (Exception e) {
    }
    return value;
}

---

From source file:com.blackducksoftware.integration.hub.detect.workflow.report.util.ObjectPrinter.java

public static void populateField(final Field field, final String prefix, final Object guy,
        Map<String, String> fieldMap) {
    if (java.lang.reflect.Modifier.isStatic(field.getModifiers())) {
        return; // don't print static fields.
    }/*  w w  w . ja va2  s  . com*/
    final String name = field.getName();
    String value = "unknown";
    Object obj = null;
    try {
        if (!field.isAccessible()) {
            field.setAccessible(true);
        }
        obj = field.get(guy);
    } catch (final Exception e) {
        e.printStackTrace();
    }
    boolean shouldPrintObjectsFields = false;
    if (obj == null) {
        value = "null";
    } else {
        value = obj.toString();
        shouldPrintObjectsFields = shouldRecursivelyPrintType(obj.getClass());
    }
    if (!shouldPrintObjectsFields) {
        if (StringUtils.isBlank(prefix)) {
            fieldMap.put(name, value);
        } else {
            fieldMap.put(prefix + "." + name, value);
        }
    } else {
        String nestedPrefix = name;
        if (StringUtils.isNotBlank(prefix)) {
            nestedPrefix = prefix + "." + nestedPrefix;
        }
        populateObject(nestedPrefix, obj, fieldMap);
    }

}

---

From source file:activiti.common.persistence.util.ReflectHelper.java

/**
 * ?objfieldName/*  w w w. j a v  a  2 s. c  o m*/
 * 
 * @param obj
 * @param fieldName
 * @return
 */
@SuppressWarnings("unchecked")
public static <T> T getValueByFieldType(Object obj, Class<T> fieldType) {
    Object value = null;
    for (Class<?> superClass = obj.getClass(); superClass != Object.class; superClass = superClass
            .getSuperclass()) {
        try {
            Field[] fields = superClass.getDeclaredFields();
            for (Field f : fields) {
                if (f.getType() == fieldType) {
                    if (f.isAccessible()) {
                        value = f.get(obj);
                        break;
                    } else {
                        f.setAccessible(true);
                        value = f.get(obj);
                        f.setAccessible(false);
                        break;
                    }
                }
            }
            if (value != null) {
                break;
            }
        } catch (Exception e) {
        }
    }
    return (T) value;
}

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