/* (non-Javadoc)
* @see rezeptManager.entity.DataEntity#createNextChild(common.IEntity, java.lang.Class)
*/
@SuppressWarnings("rawtypes")
@Override
public IEntity createNextChild(IEntity parent, Class c) throws Exception {
if (c == null) {
return null;
}
int maxChildNr = 0;
for (LinkedEntity child : getChildListForClass(c).values()) {
if (child.getNr() > maxChildNr) {
maxChildNr = child.getNr();
}
}
Integer newChildNr = maxChildNr;
newChildNr++;
if (this.getChildListForClass(c).size() >= getMaxChildListSize(c)) {
return null;
} else {
Constructor[] ctors = c.getDeclaredConstructors();
Constructor ctor = null;
for (int i = 0; i < ctors.length; i++) {
ctor = ctors[i];
Type[] genericParameterTypes = ctor.getGenericParameterTypes();
if (genericParameterTypes.length == 2
&& genericParameterTypes[0].equals(IEntity.class)
&& genericParameterTypes[1].equals(IEntity.class)) break;
}
IEntity child =
(IEntity) (ctor != null ? ctor.newInstance(this, new DataEntity(newChildNr)) : null);
return child;
}
}
/**
* Gets the child.
*
* @param id the id
* @return the child
*/
public LinkedEntity getChild(int id) {
LinkedEntity child = childList.get(id);
if (!child.inizialized()) {
IEntity initializedChild = DataEntity.get(child.getId(), 0);
childList.put(initializedChild.getId(), (LinkedEntity) initializedChild);
}
return child;
}
/**
* Gets the child.
*
* @param c the c
* @param nr the nr
* @return the child
*/
@SuppressWarnings("rawtypes")
public LinkedEntity getChild(Class c, Integer nr) {
for (Integer childKey : getChildListForClass(c).keySet()) {
LinkedEntity child = getChild(childKey);
if (child.getNr().equals(nr)) {
return child;
}
}
return null;
}
/**
* Adds the parent.
*
* @param linkedEntity the linked entity
* @return the linked entity
* @throws RuntimeException the runtime exception
*/
protected LinkedEntity addParent(LinkedEntity linkedEntity) throws RuntimeException {
if (!getParentClassList().contains(linkedEntity.getClass())) {
String msg = "";
if (!getParentClassList().isEmpty()) {
msg = getParentClassList() + " wird als Parameter erwartet.";
}
throw new RuntimeException(
getClass().getSimpleName()
+ "("
+ getName()
+ ").addParent("
+ linkedEntity.getClass().getSimpleName()
+ "("
+ linkedEntity.getName()
+ ")) nicht moeglich. "
+ msg);
}
if (parentList.containsKey(linkedEntity.getId())) {
throw new RuntimeException(
getClass().getSimpleName()
+ "("
+ getName()
+ ").addParent("
+ linkedEntity.getClass().getSimpleName()
+ "("
+ linkedEntity.getName()
+ ")) nicht moeglich. Id bereits vorhanden.");
} else {
Integer maxParentListSize = getMaxParentListSize();
if (parentList.size() < maxParentListSize) {
this.parentList.put(linkedEntity.getId(), linkedEntity);
modifiedDate = new Date();
} else {
throw new RuntimeException(
getClass().getSimpleName()
+ "("
+ getName()
+ ").addParent("
+ linkedEntity.getClass().getSimpleName()
+ "("
+ linkedEntity.getName()
+ ")) nicht moeglich. Parentlist.size="
+ parentList.size()
+ ", maxParentListSize="
+ maxParentListSize);
}
}
return this;
}
/**
* Instantiates a new linked entity.
*
* @param parent the parent
* @param entity the entity
*/
public LinkedEntity(IEntity parent, IEntity entity) {
super(parent, entity);
if (parent != null) {
((LinkedEntity) parent).addChild(this);
}
}
/**
* Adds the child.
*
* @param entity the entity
* @return the linked entity
* @throws RuntimeException the runtime exception
*/
public LinkedEntity addChild(LinkedEntity entity) throws RuntimeException {
if (!getChildClassList().contains(entity.getClass())) {
throw new RuntimeException(
getClass().getSimpleName()
+ "("
+ getName()
+ ").addChild("
+ entity.getClass().getSimpleName()
+ "("
+ entity.getName()
+ ")) nicht moeglich. "
+ getChildClassList()
+ " wird als Parameter erwartet.");
}
if (childList.containsKey(entity.getId())) {
throw new RuntimeException(
getClass().getSimpleName()
+ "("
+ getName()
+ ").addChild("
+ entity.getClass().getSimpleName()
+ "("
+ entity.getName()
+ ")) nicht moeglich. Id bereits vorhanden.");
} else {
Integer maxChildListSize = this.getMaxChildListSize(entity.getClass());
if (getChildListForClass(entity.getClass()).size() < maxChildListSize) {
this.childList.put(entity.getId(), entity);
entity.addParent(this);
modifiedDate = new Date();
} else {
throw new RuntimeException(
getClass().getSimpleName()
+ "("
+ getName()
+ ").addChild("
+ entity.getClass().getSimpleName()
+ "("
+ entity.getName()
+ ")) nicht moeglich. Childlist.size="
+ childList.size()
+ ", maxChildListSize="
+ maxChildListSize);
}
}
return this;
}
