@Override
public List<T> handle(ResultSet rs) throws SQLException {
List<T> list = new LinkedList<>();
while (rs.next()) {
try {
T t = this.clz.newInstance();
BeanInfo beanInfo = Introspector.getBeanInfo(this.clz, Object.class);
PropertyDescriptor[] descriptors = beanInfo.getPropertyDescriptors();
Map<String, Object> map = new HashMap<String, Object>();
for (PropertyDescriptor pd : descriptors) {
String propertyName = pd.getName();
Class<?> propertyType = pd.getPropertyType();
if (propertyType.isAnnotationPresent(Entry.class)) {
propertyName = propertyName + "_id";
}
Object value = rs.getObject(propertyName);
if (propertyType.isAnnotationPresent(Entry.class)) {
value = getObject(value, propertyType);
}
map.put(pd.getName(), value);
}
BeanUtils.copyProperties(t, map);
list.add(t);
} catch (InstantiationException
| IllegalAccessException
| IntrospectionException
| InvocationTargetException e) {
e.printStackTrace();
}
}
return list;
}
/**
* @see
* org.kuali.kfs.module.cam.document.service.AssetPaymentService#adjustPaymentAmounts(org.kuali.kfs.module.cam.businessobject.AssetPayment,
* boolean, boolean)
*/
public void adjustPaymentAmounts(
AssetPayment assetPayment, boolean reverseAmount, boolean nullPeriodDepreciation)
throws IllegalAccessException, InvocationTargetException {
LOG.debug("Starting - adjustAmounts() ");
PropertyDescriptor[] propertyDescriptors =
PropertyUtils.getPropertyDescriptors(AssetPayment.class);
for (PropertyDescriptor propertyDescriptor : propertyDescriptors) {
Method readMethod = propertyDescriptor.getReadMethod();
if (readMethod != null
&& propertyDescriptor.getPropertyType() != null
&& KualiDecimal.class.isAssignableFrom(propertyDescriptor.getPropertyType())) {
KualiDecimal amount = (KualiDecimal) readMethod.invoke(assetPayment);
Method writeMethod = propertyDescriptor.getWriteMethod();
if (writeMethod != null && amount != null) {
// Reset periodic depreciation expenses
if (nullPeriodDepreciation
&& Pattern.matches(
CamsConstants.SET_PERIOD_DEPRECIATION_AMOUNT_REGEX,
writeMethod.getName().toLowerCase())) {
Object[] nullVal = new Object[] {null};
writeMethod.invoke(assetPayment, nullVal);
} else if (reverseAmount) {
// reverse the amounts
writeMethod.invoke(assetPayment, (amount.negated()));
}
}
}
}
LOG.debug("Finished - adjustAmounts()");
}
private static void copyCollection(
Object target,
String[] effectiveProperties,
String[] ignoreProperties,
Boolean nullBeCopied,
PropertyDescriptor targetPd,
Object sourceValue,
Method writeMethod)
throws IllegalAccessException, InvocationTargetException, UtilException,
ClassNotFoundException, InstantiationException, NoSuchFieldException {
Method targetReadMethod = targetPd.getReadMethod();
Collection targetValue = (Collection) targetReadMethod.invoke(target, null);
List tempList = new ArrayList();
if (sourceValue == null) {
writeMethod.invoke(target, sourceValue);
return;
}
if (targetValue == null) {
if (Set.class.isAssignableFrom(targetPd.getPropertyType())) {
targetValue = new HashSet();
} else if (List.class.isAssignableFrom(targetPd.getPropertyType())) {
targetValue = new ArrayList();
} else {
return;
}
}
Object[] sourceArray = ((Collection) sourceValue).toArray();
Object[] targetArray = targetValue.toArray();
for (int i = 0; i < sourceArray.length; i++) {
if (targetValue.contains(sourceArray[i])) {
for (int j = 0; j < targetArray.length; j++) {
if (sourceArray[i].equals(targetArray[j])) {
copyProperties(
sourceArray[i],
targetArray[j],
effectiveProperties,
ignoreProperties,
nullBeCopied);
tempList.add(targetArray[j]);
break;
}
}
} else {
Object tempTarget = Class.forName(sourceArray[i].getClass().getName()).newInstance();
// 基本类型直接赋值
if (sourceArray[i].getClass().isPrimitive() || sourceArray[i] instanceof String) {
tempTarget = sourceArray[i];
} else {
copyProperties(
sourceArray[i], tempTarget, effectiveProperties, ignoreProperties, nullBeCopied);
}
tempList.add(tempTarget);
}
}
targetValue.clear();
targetValue.addAll(tempList);
return;
}
private static Class resolveType(PropertyDescriptor d) {
if (TypeResolver.isIntegerType(d.getPropertyType())) {
return Integer.class;
} else if (TypeResolver.isLongType(d.getPropertyType())) {
return Long.class;
} else if (TypeResolver.isBooleanType(d.getPropertyType())) {
return Boolean.class;
} else {
return d.getPropertyType();
}
}
/**
* Create a new CachedIntrospectionResults instance for the given class.
*
* @param beanClass the bean class to analyze
* @throws BeansException in case of introspection failure
*/
private CachedIntrospectionResults(Class beanClass) throws BeansException {
try {
if (logger.isTraceEnabled()) {
logger.trace("Getting BeanInfo for class [" + beanClass.getName() + "]");
}
this.beanInfo = Introspector.getBeanInfo(beanClass);
// Immediately remove class from Introspector cache, to allow for proper
// garbage collection on class loader shutdown - we cache it here anyway,
// in a GC-friendly manner. In contrast to CachedIntrospectionResults,
// Introspector does not use WeakReferences as values of its WeakHashMap!
Class classToFlush = beanClass;
do {
Introspector.flushFromCaches(classToFlush);
classToFlush = classToFlush.getSuperclass();
} while (classToFlush != null);
if (logger.isTraceEnabled()) {
logger.trace("Caching PropertyDescriptors for class [" + beanClass.getName() + "]");
}
this.propertyDescriptorCache = new HashMap();
// This call is slow so we do it once.
PropertyDescriptor[] pds = this.beanInfo.getPropertyDescriptors();
for (int i = 0; i < pds.length; i++) {
PropertyDescriptor pd = pds[i];
if (logger.isTraceEnabled()) {
logger.trace(
"Found bean property '"
+ pd.getName()
+ "'"
+ (pd.getPropertyType() != null
? " of type [" + pd.getPropertyType().getName() + "]"
: "")
+ (pd.getPropertyEditorClass() != null
? "; editor [" + pd.getPropertyEditorClass().getName() + "]"
: ""));
}
if (JdkVersion.isAtLeastJava15()) {
pd =
new GenericTypeAwarePropertyDescriptor(
beanClass,
pd.getName(),
pd.getReadMethod(),
pd.getWriteMethod(),
pd.getPropertyEditorClass());
}
this.propertyDescriptorCache.put(pd.getName(), pd);
}
} catch (IntrospectionException ex) {
throw new FatalBeanException(
"Cannot get BeanInfo for object of class [" + beanClass.getName() + "]", ex);
}
}
private Class<? extends Object> getPropertyTypeWithClass(
Class<? extends Object> clazz, String dataName) throws Exception {
if (clazz == null) throw new IllegalArgumentException();
int delim = dataName.indexOf('.');
if (delim < 0) {
PropertyDescriptor pd = OgnlRuntime.getPropertyDescriptor(clazz, dataName);
if (pd == null) throw new IllegalArgumentException();
return pd.getPropertyType();
} else {
PropertyDescriptor pd =
OgnlRuntime.getPropertyDescriptor(clazz, dataName.substring(0, delim));
if (pd == null) throw new IllegalArgumentException();
return getPropertyTypeWithClass(pd.getPropertyType(), dataName.substring(delim + 1));
}
}
/**
* This is a 'smart' (perform checks for some special cases) update function which should be used
* to copy of the properties for objects of the catalog and configuration.
*
* @param <T> the type of the bean to update
* @param info the bean instance to update
* @param properties the list of string of properties to update
* @param values the list of new values to update
* @throws IllegalAccessException
* @throws InvocationTargetException
* @throws NoSuchMethodException
*/
public static <T> void smartUpdate(
final T info, final List<String> properties, final List<Object> values)
throws IllegalAccessException, InvocationTargetException, NoSuchMethodException {
final Iterator<String> itPropertyName = properties.iterator();
final Iterator<Object> itValue = values.iterator();
while (itPropertyName.hasNext() && itValue.hasNext()) {
String propertyName = itPropertyName.next();
final Object value = itValue.next();
PropertyDescriptor pd = PropertyUtils.getPropertyDescriptor(info, propertyName);
// return null if there is no such descriptor
if (pd == null) {
// this is a special case used by the NamespaceInfoImpl setURI
// the propertyName coming from the ModificationProxy is set to 'uRI'
// lets set it to uri
propertyName = propertyName.toUpperCase();
pd = PropertyUtils.getPropertyDescriptor(info, propertyName);
if (pd == null) {
return;
}
}
if (pd.getWriteMethod() != null) {
PropertyUtils.setProperty(info, propertyName, value);
} else {
// T interface do not declare setter method for this property
// lets use getter methods to get the property reference
final Object property = PropertyUtils.getProperty(info, propertyName);
// check type of property to apply new value
if (Collection.class.isAssignableFrom(pd.getPropertyType())) {
final Collection<?> liveCollection = (Collection<?>) property;
liveCollection.clear();
liveCollection.addAll((Collection) value);
} else if (Map.class.isAssignableFrom(pd.getPropertyType())) {
final Map<?, ?> liveMap = (Map<?, ?>) property;
liveMap.clear();
liveMap.putAll((Map) value);
} else {
if (CatalogUtils.LOGGER.isLoggable(java.util.logging.Level.SEVERE))
CatalogUtils.LOGGER.severe(
"Skipping unwritable property "
+ propertyName
+ " with property type "
+ pd.getPropertyType());
}
}
}
}
public Optional<String> beanValue(String pattern) {
if (fieldvalue.isPresent()) return fieldvalue;
try {
if (bean == null) return Optional.absent();
Object o = PropertyUtils.getProperty(bean, this.fieldname);
PropertyDescriptor pd = PropertyUtils.getPropertyDescriptor(bean, this.fieldname);
Class c = pd.getPropertyType();
if (c == String.class) {
} else if (c == Integer.class || c == int.class) {
} else if (c == Long.class || c == long.class) {
} else if (c == Float.class || c == float.class) {
} else if (c == Boolean.class || c == boolean.class) {
} else if (c == Date.class) {
} else if (Enum.class.isAssignableFrom(c)) {
}
return Optional.of((String) o);
} catch (IllegalAccessException e) {
} catch (InvocationTargetException e) {
} catch (NoSuchMethodException e) {
}
return Optional.absent();
}
public TypeWrapper(Class c) throws IntrospectionException {
Map<String, Field> fields = new HashMap();
loadFields(c, fields);
BeanInfo bi = Introspector.getBeanInfo(c, Object.class);
PropertyDescriptor[] props = bi.getPropertyDescriptors();
for (int i = 0; i < props.length; i++) {
PropertyDescriptor pd = props[i];
Annotation[] ann = null;
Field f = fields.get(pd.getName());
if (f != null) {
f.getAnnotations();
}
Class type = pd.getPropertyType();
boolean arrayFlag = type.isArray();
PropertyInfo pi =
new PropertyInfo(
pd.getName(),
ann,
(arrayFlag ? type.getComponentType() : type),
arrayFlag,
pd.getReadMethod(),
pd.getWriteMethod());
this.properties.put(pi.getName(), pi);
}
}
public static void mapping(Object object, Map<String, ? extends Object> parameter)
throws IllegalAccessException, InvocationTargetException {
PropertyDescriptor[] pds = getDescriptors(object.getClass());
for (int i = 0; i < pds.length; i++) {
PropertyDescriptor pd = pds[i];
Object obj = parameter.get(pd.getName());
Object value = obj;
Class<?> cls = pd.getPropertyType();
if (obj instanceof String) {
String string = (String) obj;
if (!StringUtil.isEmpty(string)) {
string = ConfigUtil.filter(string);
}
if (isPrimitiveType(cls)) {
value = convert(cls, string);
}
} else if (obj instanceof BeanConfig) {
value = createBean((BeanConfig) obj);
} else if (obj instanceof BeanConfig[]) {
List<Object> list = new ArrayList<Object>();
for (BeanConfig beanconfig : (BeanConfig[]) obj) {
list.add(createBean(beanconfig));
}
value = list.toArray();
}
if (cls != null) {
if (value != null) {
Method method = pd.getWriteMethod();
if (method != null) {
method.invoke(object, new Object[] {value});
}
}
}
}
}
/**
* 将bean装换为一个map(能将枚举转换为int)
*
* @param bean
* @return
*/
@SuppressWarnings({"unchecked", "rawtypes"})
public static Map buildMap(Object bean) {
if (bean == null) {
return null;
}
try {
Map map = describe(bean);
PropertyDescriptor[] pds = BEANUTILSBEAN.getPropertyUtils().getPropertyDescriptors(bean);
for (PropertyDescriptor pd : pds) {
Class type = pd.getPropertyType();
if (type.isEnum()) {
Object value = BEANUTILSBEAN.getPropertyUtils().getSimpleProperty(bean, pd.getName());
Enum enums = EnumUtils.valueOf(type, String.valueOf(value));
map.put(pd.getName(), enums == null ? -1 : enums.ordinal());
} else if (type == java.util.Date.class) { // 防止是Timestamp
Object value = BEANUTILSBEAN.getPropertyUtils().getSimpleProperty(bean, pd.getName());
if (value != null) {
Calendar cal = Calendar.getInstance();
cal.setTime((java.util.Date) value);
map.put(pd.getName(), cal.getTime());
}
}
}
return map;
} catch (Throwable e) {
LOGGER.error("BeanUtil 创建Map失败:", e);
throw new RuntimeException(e);
}
}
/**
* Creates a new object and initializes its fields from the ResultSet.
*
* @param rs The result set.
* @param type The bean type (the return type of the object).
* @param props The property descriptors.
* @param columnToProperty The column indices in the result set.
* @return An initialized object.
* @throws java.sql.SQLException if a database error occurs.
*/
private Object createBean(
ResultSet rs, Class type, PropertyDescriptor[] props, int[] columnToProperty)
throws SQLException {
Object bean = this.newInstance(type);
for (int i = 1; i < columnToProperty.length; i++) {
if (columnToProperty[i] == PROPERTY_NOT_FOUND) {
continue;
}
PropertyDescriptor prop = props[columnToProperty[i]];
Class propType = prop.getPropertyType();
Object value = this.processColumn(rs, i, propType);
if (propType != null && value == null && propType.isPrimitive()) {
value = primitiveDefaults.get(propType);
}
this.callSetter(bean, prop, value);
}
return bean;
}
public List gleanAutowiringRequirements(
Map compositionContext, PlexusContainer container, ClassRealm componentRealm) {
PropertyDescriptor[] propertyDescriptors =
(PropertyDescriptor[]) compositionContext.get(PROPERTY_DESCRIPTORS);
List requirements = new ArrayList();
for (int i = 0; i < propertyDescriptors.length; i++) {
PropertyDescriptor pd = propertyDescriptors[i];
String role = pd.getPropertyType().getName();
ComponentDescriptor componentDescriptor =
container.getComponentDescriptor(role, componentRealm);
if (componentDescriptor != null) {
ComponentRequirement requirement = new ComponentRequirement();
requirement.setRole(role);
requirements.add(requirement);
}
}
return requirements;
}
private PropertyDescriptor findExistingPropertyDescriptor(
String propertyName, Class<?> propertyType) {
for (PropertyDescriptor pd : this.propertyDescriptors) {
final Class<?> candidateType;
final String candidateName = pd.getName();
if (pd instanceof IndexedPropertyDescriptor) {
IndexedPropertyDescriptor ipd = (IndexedPropertyDescriptor) pd;
candidateType = ipd.getIndexedPropertyType();
if (candidateName.equals(propertyName)
&& (candidateType.equals(propertyType)
|| candidateType.equals(propertyType.getComponentType()))) {
return pd;
}
} else {
candidateType = pd.getPropertyType();
if (candidateName.equals(propertyName)
&& (candidateType.equals(propertyType)
|| propertyType.equals(candidateType.getComponentType()))) {
return pd;
}
}
}
return null;
}
/**
* setArgStringValue purpose.
*
* <p>Stores a human friendly version.
*
* @param name
* @param value
* @return
*/
public boolean addArgStringValue(String name, String value) {
PropertyDescriptor pd = getPropertyDescriptor(name);
if (pd == null) {
return false;
}
if ((value == null) || value.equals("")) {
args.remove(name);
return false;
}
Class cl = pd.getPropertyType();
ArgumentConfig ac = new ArgumentConfig();
ac.setName(name);
try {
String argType = ArgHelper.getArgumentType(cl);
ac.setValue(ArgHelper.getArgumentInstance(argType, value));
} catch (ValidationException e) {
// TODO Auto-generated catch block
e.printStackTrace();
return false;
}
args.put(name, ac);
return true;
}
/**
* Perform one setter operation with the provided value.
*
* @param instance Instance of class under test to operate on.
* @param property Property being tested
* @param field Field being tested
* @param testVal Test value to use.
* @return Optional that will contain an error message if the test failed, otherwise empty.
* @throws InvocationTargetException
* @throws IllegalAccessException
*/
private Optional<String> testSetterWithVal(
T instance, PropertyDescriptor property, Field field, Object testVal)
throws InvocationTargetException, IllegalAccessException {
Objects.requireNonNull(instance, "Instance of target class required.");
boolean status = true;
property.getWriteMethod().invoke(instance, testVal);
Object expected, actual;
if (property.getPropertyType().isPrimitive()) {
expected = String.valueOf(testVal);
actual = String.valueOf(field.get(instance));
status = expected.equals(actual);
} else {
expected = testVal;
actual = field.get(instance);
if (expected == null) {
status = actual == null;
} else {
status = expected.equals(actual);
}
}
if (status == false) {
return Optional.of(
String.format(
"Failed during setter test: %s. Expected: %s Actual: %s",
property.getWriteMethod(), expected, actual));
}
return Optional.empty();
}
/**
* The value of the property <code>pd</code> of <code>pb</code>, if
*
* <ul>
* <li>it is readable
* <li>it is a {@link PersistentBean}
* </ul>
*
* <code>null</code> otherwise (also if there is an exception reading).
*/
@MethodContract(
pre = {@Expression("pb != null"), @Expression("pd != null")},
post = {})
private PersistentBean<?> relatedPeristentBean(PersistentBean<?> pb, PropertyDescriptor pd) {
assert pb != null;
assert pd != null;
PersistentBean<?> result = null;
if (PersistentBean.class.isAssignableFrom(pd.getPropertyType())) {
Method rm = pd.getReadMethod();
if (rm != null) {
// found a property that returns a related bean; get it
try {
result = (PersistentBean<?>) rm.invoke(pb);
} catch (IllegalArgumentException iaExc) {
assert false
: "Should not happen, since there are no arguments, and the implicit argument is "
+ "not null and of the correct type";
} catch (IllegalAccessException e) {
assert false : "IllegalAccessException should not happen: " + e;
} catch (InvocationTargetException e) {
assert false : "InvocationTargetException should not happen: " + e;
} catch (NullPointerException e) {
assert false : "NullPointerException should not happen: " + e;
}
/* ExceptionInInitializerError can occur with invoke, but we do not
take into account errors */
}
}
return result;
}
/**
* Examines a property's type to see which method should be used to parse the property's value.
*
* @param desc The description of the property
* @param value The value of the XML attribute containing the prop value
* @return The value stored in the element
* @throws IOException If there is an error reading the document
*/
public Object getObjectValue(PropertyDescriptor desc, String value) throws IOException {
// Find out what kind of property it is
Class type = desc.getPropertyType();
// If it's an array, get the base type
if (type.isArray()) {
type = type.getComponentType();
}
// For native types, object wrappers for natives, and strings, use the
// basic parse routine
if (type.equals(Integer.TYPE)
|| type.equals(Long.TYPE)
|| type.equals(Short.TYPE)
|| type.equals(Byte.TYPE)
|| type.equals(Boolean.TYPE)
|| type.equals(Float.TYPE)
|| type.equals(Double.TYPE)
|| Integer.class.isAssignableFrom(type)
|| Long.class.isAssignableFrom(type)
|| Short.class.isAssignableFrom(type)
|| Byte.class.isAssignableFrom(type)
|| Boolean.class.isAssignableFrom(type)
|| Float.class.isAssignableFrom(type)
|| Double.class.isAssignableFrom(type)) {
return parseBasicType(type, value);
} else if (String.class.isAssignableFrom(type)) {
return value;
} else if (java.util.Date.class.isAssignableFrom(type)) {
// If it's a date, use the date parser
return parseDate(value, JOXDateHandler.determineDateFormat());
} else {
return null;
}
}
public static Object buildBean(Class<?> beanClass, Map<String, String> values) {
try {
Object obj = null;
if (beanClass.isInterface()) {
@SuppressWarnings("unchecked")
Class<? extends OpenEngSBModel> model = (Class<? extends OpenEngSBModel>) beanClass;
obj = ekbService.createEmptyModelObject(model);
} else {
obj = beanClass.newInstance();
}
BeanInfo beanInfo = Introspector.getBeanInfo(beanClass);
PropertyDescriptor[] propertyDescriptors = beanInfo.getPropertyDescriptors();
for (PropertyDescriptor propertyDescriptor : propertyDescriptors) {
if (propertyDescriptor.getWriteMethod() == null
|| !Modifier.isPublic(propertyDescriptor.getWriteMethod().getModifiers())) {
continue;
}
String value = values.get(propertyDescriptor.getName());
Object ob = convertToCorrectClass(propertyDescriptor.getPropertyType(), value);
propertyDescriptor.getWriteMethod().invoke(obj, ob);
}
return obj;
} catch (Exception e) {
throw new IllegalArgumentException(e);
}
}
/**
* 为对象设置属性
*
* @param bean 目标对象
* @param name 属性的名字
* @param value 将要设置的属性值
*/
public static void setProperty(Object bean, String name, String value) {
Class<?> clazz = bean.getClass();
PropertyDescriptor propertyDescriptor = findPropertyDescriptor(clazz, name);
if (propertyDescriptor == null) {
try {
throw new Exception(
"propertyDescriptor is null clazz:" + clazz.getName() + " property name:" + name);
} catch (Exception e) {
e.printStackTrace();
}
}
Class<?> type = propertyDescriptor.getPropertyType();
Object newValue = converValue(type, value);
Method writeMethod = propertyDescriptor.getWriteMethod();
try {
writeMethod.invoke(bean, newValue);
} catch (IllegalArgumentException e) {
e.printStackTrace();
} catch (IllegalAccessException e) {
e.printStackTrace();
} catch (InvocationTargetException e) {
e.printStackTrace();
}
}
@Override
public Map<String, String> saveOrUpdataReturnCasecadeID(
String objectType, HttpServletRequest request) throws Exception {
Map<String, String> map = QueryUtil.getRequestParameterMapNoAjax(request);
Object targetObject = Class.forName(objectType).newInstance();
String jsonString = map.get(this.getType(objectType).getSimpleName());
String cascadeTypes = map.get("cascadeType");
ObjectMapper mapper = new ObjectMapper();
mapper.configure(DeserializationConfig.Feature.ACCEPT_EMPTY_STRING_AS_NULL_OBJECT, true);
mapper.configure(DeserializationConfig.Feature.FAIL_ON_UNKNOWN_PROPERTIES, false);
Class<?> clazz = this.getType(objectType);
targetObject = mapper.readValue(jsonString, clazz);
Serializable id = this.commDao.saveOrUpdata(objectType, targetObject);
Object target = this.findById(objectType, id.toString());
Map<String, String> returenIDs = new HashMap<String, String>();
returenIDs.put("id", id.toString());
if (cascadeTypes != null) {
String[] s = cascadeTypes.split(",");
for (int i = 0; i < s.length; i++) {
PropertyDescriptor pd = BeanUtils.getPropertyDescriptor(clazz, s[i]);
Method method = pd.getReadMethod();
Object childTarget = method.invoke(target);
PropertyDescriptor pdID = BeanUtils.getPropertyDescriptor(pd.getPropertyType(), "id");
String childTargetID = pdID.getReadMethod().invoke(childTarget).toString();
returenIDs.put(s[i], childTargetID);
}
}
return returenIDs;
}
/**
* The upstream {@link PersistentBean PersistentBeans} starting from {@code pb}. These are the
* beans that are simple properties of {@code pb}. Upstream means in most cases (this is all that
* is implemented at this time) the beans reachable via a to-one association.
*/
@MethodContract(
pre = @Expression("_pb != null"),
post = {
@Expression("result != null"),
@Expression(
"for (PropertyDescriptor pd : getPropertyDescriptors(_pb)) {"
+ "PersistentBean.class.isAssignableFrom(pd.propertyType) && propertyValue(_pb, pd.name) != null ? "
+ "result.contains(propertyValue(_pb, pd.name))"
+ "}"),
@Expression(
"for (PersistentBean pbr : result) {"
+ "exists (PropertyDescriptor pd : getPropertyDescriptors(_pb)) {"
+ "pbr == propertyValue(_pb, pd.name)"
+ "}"
+ "}")
})
public static Set<PersistentBean<?>> directUpstreamPersistentBeans(PersistentBean<?> pb) {
assert preArgumentNotNull(pb, "pb");
Set<PersistentBean<?>> result = new HashSet<PersistentBean<?>>();
PropertyDescriptor[] pds = getPropertyDescriptors(pb);
for (int i = 0; i < pds.length; i++) {
PropertyDescriptor pd = pds[i];
if (PersistentBean.class.isAssignableFrom(pd.getPropertyType())) {
PersistentBean<?> upstreamCandidate = propertyValue(pb, pd.getName());
if (upstreamCandidate != null) {
result.add(upstreamCandidate);
}
}
}
return result;
}
/**
* Get the appropriate editor for the given property.
*
* @param prop Property to get editor for.
* @return Editor to use, or null if none found.
*/
private PropertyEditor getEditorForProperty(PropertyDescriptor prop) {
PropertyEditor retval = null;
Class type = prop.getPropertyEditorClass();
if (type != null) {
try {
retval = (PropertyEditor) type.newInstance();
} catch (Exception ex) {
ex.printStackTrace();
}
}
// Handle case where there is no special editor
// associated with the property. In that case we ask the
// PropertyEditor manager for the editor registered for the
// given property type.
if (retval == null) {
Class t = prop.getPropertyType();
if (t != null) {
retval = PropertyEditorManager.findEditor(t);
}
}
// In the worse case we resort to the generic editor for Object types.
if (retval == null) {
retval = PropertyEditorManager.findEditor(Object.class);
}
return retval;
}
private void refresh() {
if (this.value == null) {
this.setEnabled(false);
return;
}
this.setEnabled(true);
for (final PropertyDescriptor pd : this.beanInfo.getPropertyDescriptors()) {
final JTextField field = this.fieldMap.get(pd.getName());
PropertyEditor editor = pd.createPropertyEditor(this.getValue());
if (editor == null) {
editor = PropertyEditorManager.findEditor(pd.getPropertyType());
}
if (editor == null) {
continue;
}
Object propertyValue = null;
try {
propertyValue = pd.getReadMethod().invoke(this.getValue());
} catch (final Exception e) {
// Just continue
continue;
}
field.setText(propertyValue != null ? propertyValue.toString() : "null");
}
}
/**
* Compares this <code>PropertyDescriptor</code> against the specified object. Returns true if the
* objects are the same. Two <code>PropertyDescriptor</code>s are the same if the read, write,
* property types, property editor and flags are equivalent.
*
* @since 1.4
*/
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (obj != null && obj instanceof PropertyDescriptor) {
PropertyDescriptor other = (PropertyDescriptor) obj;
Method otherReadMethod = other.getReadMethod();
Method otherWriteMethod = other.getWriteMethod();
if (!compareMethods(getReadMethod(), otherReadMethod)) {
return false;
}
if (!compareMethods(getWriteMethod(), otherWriteMethod)) {
return false;
}
if (getPropertyType() == other.getPropertyType()
&& getPropertyEditorClass() == other.getPropertyEditorClass()
&& bound == other.isBound()
&& constrained == other.isConstrained()
&& writeMethodName == other.writeMethodName
&& readMethodName == other.readMethodName) {
return true;
}
}
return false;
}
public static Object parseWithIntrospection(
String elementName, Class<?> objectClass, XmlPullParser parser) throws Exception {
boolean done = false;
Object object = objectClass.newInstance();
while (!done) {
int eventType = parser.next();
if (eventType == XmlPullParser.START_TAG) {
String name = parser.getName();
String stringValue = parser.nextText();
PropertyDescriptor descriptor = new PropertyDescriptor(name, objectClass);
// Load the class type of the property.
Class<?> propertyType = descriptor.getPropertyType();
// Get the value of the property by converting it from a
// String to the correct object type.
Object value = decode(propertyType, stringValue);
// Set the value of the bean.
descriptor.getWriteMethod().invoke(object, value);
} else if (eventType == XmlPullParser.END_TAG) {
if (parser.getName().equals(elementName)) {
done = true;
}
}
}
return object;
}
private List setProperty(
Object component,
ComponentDescriptor descriptor,
ComponentRequirement requirementDescriptor,
PropertyDescriptor propertyDescriptor,
PlexusContainer container,
ClassRealm lookupRealm)
throws CompositionException {
Requirement requirement =
findRequirement(
component,
propertyDescriptor.getPropertyType(),
container,
requirementDescriptor,
lookupRealm);
try {
Method writeMethod = propertyDescriptor.getWriteMethod();
Object[] params = new Object[1];
params[0] = requirement.getAssignment();
Statement statement = new Statement(component, writeMethod.getName(), params);
statement.execute();
} catch (Exception e) {
reportErrorCannotAssignRequiredComponent(descriptor, requirementDescriptor, e);
}
return requirement.getComponentDescriptors();
}
/** add by xiongcf 得到指定属性名的类型 * */
public Class getDestType(Object bean, String name) {
// Validate method parameters
if (bean == null) {
throw new IllegalArgumentException("No bean specified");
}
if (name == null) {
throw new IllegalArgumentException("No name specified");
}
// Return the requested result
if (bean instanceof DynaBean) {
// All DynaBean properties are writeable
return null;
} else {
try {
PropertyDescriptor desc = getPropertyDescriptor(bean, name);
if (desc != null) {
Class c = desc.getPropertyType();
return c;
} else {
return null;
}
} catch (IllegalAccessException e) {
return null;
} catch (InvocationTargetException e) {
return null;
} catch (NoSuchMethodException e) {
return null;
}
}
}
private ObjectConverter generateConverter(Class cls) {
BeanInfo beanInfo = null;
try {
beanInfo = Introspector.getBeanInfo(cls);
} catch (IntrospectionException e) {
throw new RuntimeException(e);
}
PropertyDescriptor[] props = beanInfo.getPropertyDescriptors();
List<ObjectConverterEntry> list = new ArrayList<ObjectConverterEntry>();
for (int i = 0, length = props.length; i < length; i++) {
PropertyDescriptor prop = props[i];
if ("class".equals(prop.getName())) {
continue;
}
list.add(
new ObjectConverterEntry(
prop.getName(), prop.getReadMethod(), getType(prop.getPropertyType())));
}
return new ObjectConverter(cls, list.toArray(new ObjectConverterEntry[list.size()]));
}
private void setAttributes(
JrdsElement probeNode, Object o, Map<String, PropertyDescriptor> beans, Object... context)
throws IllegalArgumentException, InvocationTargetException {
// Resolve the beans
for (JrdsElement attrNode : probeNode.getChildElementsByName("attr")) {
String name = attrNode.getAttribute("name");
PropertyDescriptor bean = beans.get(name);
if (bean == null) {
logger.error("Unknonw bean " + name);
continue;
}
String textValue = Util.parseTemplate(attrNode.getTextContent(), context);
logger.trace(Util.delayedFormatString("Fond attribute %s with value %s", name, textValue));
try {
Constructor<?> c = bean.getPropertyType().getConstructor(String.class);
Object value = c.newInstance(textValue);
bean.getWriteMethod().invoke(o, value);
} catch (IllegalArgumentException e) {
throw new InvocationTargetException(e, HostBuilder.class.getName());
} catch (SecurityException e) {
throw new InvocationTargetException(e, HostBuilder.class.getName());
} catch (InstantiationException e) {
throw new InvocationTargetException(e, HostBuilder.class.getName());
} catch (IllegalAccessException e) {
throw new InvocationTargetException(e, HostBuilder.class.getName());
} catch (InvocationTargetException e) {
throw new InvocationTargetException(e, HostBuilder.class.getName());
} catch (NoSuchMethodException e) {
throw new InvocationTargetException(e, HostBuilder.class.getName());
}
}
}
