Example usage for java.lang.reflect Field getName

Introduction

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

Prototype

public String getName() 

Source Link

Document

Returns the name of the field represented by this Field object.

Usage

From source file:com.neusoft.mid.clwapi.tools.JacksonUtils.java

/**
 * @param obj//  w  w w  .java2s.com
 * @param f
 * @throws IllegalAccessException
 * @throws JacksonEncoderException
 */
private static Object jsonCoder(Object obj, Field f) throws IllegalAccessException, JacksonEncoderException {
    Object o = FieldUtils.readField(f, obj);
    if (o instanceof String) {
        FieldUtils.writeField(f, obj, jsonCoder((String) o, true));
    } else if (o instanceof Collection<?>) {
        logger.debug("Field [" + f.getName() + "] is " + o.getClass());
        Collection<?> c = (Collection<?>) o;
        Iterator<?> it = c.iterator();
        while (it.hasNext()) {
            jsonEncoder(it.next());
        }
    } else if (o instanceof Map<?, ?>) {
        logger.debug("Field [" + f.getName() + "] is " + o.getClass());
        Set<?> entries = ((Map<?, ?>) o).entrySet();
        Iterator<?> it = entries.iterator();
        while (it.hasNext()) {
            Map.Entry<Object, Object> entry = (Map.Entry<Object, Object>) it.next();
            logger.debug("Key is [" + entry.getKey() + "]");
            entry.setValue(jsonEncoder(entry.getValue()));
        }
    } else if (o instanceof Integer || o instanceof Byte || o instanceof Boolean || o instanceof Long
            || o instanceof Double || o instanceof Character || o instanceof Short || o instanceof Float
            || o instanceof Number) {
        return obj;
    } else {
        throw new JacksonEncoderException("??" + f.getClass());
    }
    return obj;
}

---

From source file:com.github.gekoh.yagen.util.FieldInfo.java

private static List<FieldInfo> convertFields(List<FieldInfo> fields, Class baseEntity) {

    for (Field field : baseEntity.getDeclaredFields()) {
        FieldInfo fi;/*from  w  ww . ja  v  a2 s  .co  m*/
        Class type = field.getType();
        String name = field.getName();
        Column column = field.getAnnotation(Column.class);
        if (field.isAnnotationPresent(Embedded.class)) {
            if (field.isAnnotationPresent(AttributeOverride.class)) {
                fi = new FieldInfo(type, name, field.getAnnotation(AttributeOverride.class));
            } else {
                fi = new FieldInfo(type, name, field.getAnnotation(AttributeOverrides.class));
            }
        } else if (field.isAnnotationPresent(Enumerated.class)) {
            fi = new FieldInfo(type, name, true, column);
        } else if (column != null && !field.isAnnotationPresent(CollectionTable.class)) {
            if (type.isPrimitive()) {
                if (type.equals(Boolean.TYPE)) {
                    type = Boolean.class;
                } else if (type.equals(Long.TYPE)) {
                    type = Long.class;
                } else if (type.equals(Integer.TYPE)) {
                    type = Integer.class;
                } else if (type.equals(Short.TYPE)) {
                    type = Short.class;
                } else if (type.equals(Byte.TYPE)) {
                    type = Byte.class;
                } else if (type.equals(Double.TYPE)) {
                    type = Double.class;
                } else if (type.equals(Float.TYPE)) {
                    type = Float.class;
                } else if (type.equals(Character.TYPE)) {
                    type = Character.class;
                }
            }
            fi = new FieldInfo(type, name, false, column);
        } else if ((field.isAnnotationPresent(ManyToOne.class) && !field.isAnnotationPresent(JoinTable.class))
                || (field.isAnnotationPresent(OneToOne.class)
                        && StringUtils.isEmpty(field.getAnnotation(OneToOne.class).mappedBy()))) {
            String columnName = field.isAnnotationPresent(JoinColumn.class)
                    ? field.getAnnotation(JoinColumn.class).name()
                    : field.getName();
            fi = getIdFieldInfo(type, name, columnName);
        } else if (!field.isAnnotationPresent(Transient.class)
                && (Collection.class.isAssignableFrom(type) || Map.class.isAssignableFrom(type))
                && (field.isAnnotationPresent(JoinColumn.class) || field.isAnnotationPresent(JoinTable.class)
                        || field.isAnnotationPresent(CollectionTable.class))) {
            fi = new FieldInfo(type, name);
        } else {
            continue;
        }
        if (field.isAnnotationPresent(Type.class)) {
            fi.addAnnotation(field.getAnnotation(Type.class));
        }
        fi.setField(field);
        fields.add(fi);
    }

    return fields;
}

---

From source file:Main.java

public static LinkedHashMap<String, String> convertBeans(Object bean) {
    if (bean == null)
        return null;
    try {/*from w  w w .j  a  v  a 2 s. c  o m*/
        LinkedHashMap<String, String> returnMap = new LinkedHashMap<String, String>();

        Class<? extends Object> clazz = bean.getClass();
        List<Field> fleids = new ArrayList<Field>();
        for (Class<?> c = clazz; c != Object.class; c = c.getSuperclass()) {
            fleids.addAll(Arrays.asList(c.getDeclaredFields()));
        }

        for (Field field : fleids) {
            String value = "";
            field.setAccessible(true);
            try {
                Object result = field.get(bean);
                if (result == null)
                    continue;
                value = result.toString();
            } catch (IllegalAccessException e) {
                e.printStackTrace();
            }
            //            MLogUtil.e("field.getName() "+field.getName());
            //            MLogUtil.e("value "+value);
            returnMap.put(field.getName(), value);
            field.setAccessible(false);
        }
        return returnMap;
    } catch (Exception e) {
        e.printStackTrace();
        return null;
    }
}

---

From source file:Main.java

public static Collection<Field> getDeepDeclaredFields(Class<?> c) {
    if (_reflectedFields.containsKey(c)) {
        return _reflectedFields.get(c);
    }//from  w  ww. j a v a2s. co  m
    Collection<Field> fields = new ArrayList<Field>();
    Class<?> curr = c;

    while (curr != null) {
        try {
            Field[] local = curr.getDeclaredFields();

            for (Field field : local) {
                if (!field.isAccessible()) {
                    try {
                        field.setAccessible(true);
                    } catch (Exception ignored) {
                    }
                }

                int modifiers = field.getModifiers();
                if (!Modifier.isStatic(modifiers) && !field.getName().startsWith("this$")
                        && !Modifier.isTransient(modifiers)) {
                    fields.add(field);
                }
            }
        } catch (ThreadDeath t) {
            throw t;
        } catch (Throwable ignored) {
        }

        curr = curr.getSuperclass();
    }
    _reflectedFields.put(c, fields);
    return fields;
}

---

From source file:Main.java

public static Map<String, String> convertBean(Object bean) {
    if (bean == null)
        return null;
    try {/*ww w .  j a v a  2  s . c  o  m*/
        Class<? extends Object> clazz = bean.getClass();
        Map<String, String> returnMap = new HashMap<String, String>();
        List<Field> fleids = new ArrayList<Field>();
        for (Class<?> c = clazz; c != Object.class; c = c.getSuperclass()) {
            fleids.addAll(Arrays.asList(c.getDeclaredFields()));
        }

        for (Field field : fleids) {
            String value = "";
            field.setAccessible(true);
            try {
                Object result = field.get(bean);
                if (result == null)
                    continue;
                value = result.toString();
            } catch (IllegalAccessException e) {
                e.printStackTrace();
            }
            //            MLogUtil.e("field.getName() "+field.getName());
            //            MLogUtil.e("value "+value);
            returnMap.put(field.getName(), value);
            field.setAccessible(false);
        }
        return returnMap;
    } catch (Exception e) {
        e.printStackTrace();
        return null;
    }
}

---

From source file:io.github.wysohn.triggerreactor.tools.ReflectionUtil.java

/**
 * extract all possible field values. Primitive types will be 'copied,' and
 * reference types can be referenced.//  w w  w .java 2 s.  co m
 *
 * @param e
 * @return
 */
public static Map<String, Object> extractVariables(Object e) {
    Map<String, Object> map = new HashMap<String, Object>();

    Class<?> clazz = e.getClass();
    for (Field field : getAllFields(new ArrayList<Field>(), clazz)) {
        field.setAccessible(true);
        try {
            map.put(field.getName(), field.get(e));
        } catch (IllegalArgumentException | IllegalAccessException e1) {
            e1.printStackTrace();
        }
    }

    return map;
}

---

From source file:com.taobao.itest.spring.context.SpringContextManager.java

public static void registerBeanDefinition(Field field, ApplicationContext applicationContext) {
    @SuppressWarnings("deprecation")
    RootBeanDefinition beanDefinition = new RootBeanDefinition(field.getType(), true);
    beanDefinition.setAutowireMode(AbstractBeanDefinition.AUTOWIRE_BY_NAME);
    DefaultListableBeanFactory defaultListableBeanFactory = (DefaultListableBeanFactory) (applicationContext
            .getAutowireCapableBeanFactory());
    defaultListableBeanFactory.registerBeanDefinition(field.getName(), beanDefinition);
}

---

From source file:io.github.eternalbits.compactvd.CompactVD.java

private static void dump(Object obj, String in) {
    for (Field fld : obj.getClass().getDeclaredFields()) {
        try {/*from  w w w .  ja va 2 s  .co m*/
            if (!Modifier.isPrivate(fld.getModifiers())) {
                if (fld.getAnnotation(Deprecated.class) == null) {
                    if (!fld.getType().isAssignableFrom(List.class)) {
                        System.out.println(in + fld.getName() + ": " + fld.get(obj));
                    } else {
                        int i = 0;
                        for (Object item : (List<?>) fld.get(obj)) {
                            System.out.println(in + fld.getName() + "[" + i + "]");
                            dump(item, in + "    ");
                            i++;
                        }
                    }
                }
            }
        } catch (IllegalArgumentException | IllegalAccessException e) {
            e.printStackTrace();
        }
    }
}

---

From source file:com.ykun.commons.utils.excel.ExcelUtils.java

/**
 * ???headersExcelField//from www  .j  a  v  a2s  .co  m
 *
 * @param <T>  the type parameter
 * @param list ??
 * @return List headers
 */
public static <T> List<String> getHeaders(List<T> list) {
    List<String> headers = new ArrayList<String>();
    if (list != null && list.size() > 0) {
        T t = list.get(0);
        Field[] fields = t.getClass().getDeclaredFields();
        for (int i = 0; i < fields.length; i++) {
            Field field = fields[i];
            ExcelField excelField = field.getAnnotation(ExcelField.class);
            if (excelField != null && !excelField.ignore()) {
                headers.add(excelField.value());
            } else if (excelField != null && excelField.ignore()) {
            } else {
                headers.add(field.getName());
            }
        }
    }
    return headers;
}

---

From source file:com.ghy.common.util.reflection.ReflectionUtils.java

/**
 * ?string/*from   w ww  .  ja  v  a2  s  . c  o  m*/
 * @param object
 * @param map
 * @throws Exception 
 * @throws NoSuchMethodException 
 * @throws SecurityException 
 */
public static void fromObtoMap(Object object, Map<String, String> map)
        throws SecurityException, NoSuchMethodException, Exception {
    if (object != null) {//if (object!=null )  ----begin
        // 
        Class<?> clz = object.getClass();
        // ?Field
        Field[] fields = clz.getDeclaredFields();
        for (Field field : fields) {// --for() begin
            // String
            if (field.getGenericType().toString().equals("class java.lang.String")) { // type???"class "????
                // gettet
                String methodName = field.getName();
                Method m = (Method) object.getClass().getMethod("get" + getMethodName(methodName));
                String val = (String) m.invoke(object);// getter?
                if (val != null) {
                    map.put(methodName, val);
                }
            }
        }
    }
}

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