/** {@inheritDoc} */
public Object populate(String entityName, Map<String, Object> params) {
Type type = Model.getType(entityName);
if (null == type) {
throw new RuntimeException(entityName + " was not configured!");
} else {
return populate(type.newInstance(), type.getName(), params);
}
}
/**
* {@inheritDoc} 初始化对象指定路径的属性。<br>
* 例如给定属性a.b.c,方法会依次检查a a.b a.b.c是否已经初始化
*/
public ObjectAndType initProperty(final Object target, String entityName, final String attr) {
Object propObj = target;
Object property = null;
int index = 0;
String[] attrs = Strings.split(attr, ".");
Type type = Model.getType(entityName);
while (index < attrs.length) {
try {
property = PropertyUtils.getProperty(propObj, attrs[index]);
Type propertyType = type.getPropertyType(attrs[index]);
// 初始化
if (null == propertyType) {
logger.error("Cannot find property type [{}] of {}", attrs[index], propObj.getClass());
throw new RuntimeException(
"Cannot find property type " + attrs[index] + " of " + propObj.getClass().getName());
}
if (null == property) {
property = propertyType.newInstance();
try {
PropertyUtils.setProperty(propObj, attrs[index], property);
} catch (NoSuchMethodException e) {
// Try fix jdk error for couldn't find correct setter when object's Set required type is
// diffent with Get's return type declared in interface.
Method setter = Reflections.getSetter(propObj.getClass(), attrs[index]);
if (null != setter) setter.invoke(propObj, property);
else throw e;
}
}
index++;
propObj = property;
type = propertyType;
} catch (Exception e) {
throw new RuntimeException(e);
}
}
return new ObjectAndType(property, type);
}
