/**
* This method is used to read the key value from the node. The value read from the node is
* resolved using the template filter. If the key value can not be found according to the
* annotation attributes then null is assumed and returned.
*
* @param node this is the node to read the key value from
* @param value this is the value to deserialize in to
* @return this returns the value deserialized from the node
* @throws Exception if value is not null an exception is thrown
*/
public Object read(InputNode node, Object value) throws Exception {
Position line = node.getPosition();
Class expect = type.getType();
if (value != null) {
throw new PersistenceException("Can not read key of %s for %s at %s", expect, entry, line);
}
return read(node);
}
/**
* This method is used to read the key value from the node. The value read from the node is
* resolved using the template filter. If the key value can not be found according to the
* annotation attributes then null is assumed and returned.
*
* @param node this is the node to read the key value from
* @return this returns the value deserialized from the node
*/
public Object read(InputNode node) throws Exception {
Position line = node.getPosition();
Class expect = type.getType();
String name = entry.getKey();
if (name == null) {
name = context.getName(expect);
}
if (entry.isAttribute()) {
throw new AttributeException(
"Can not have %s as an attribute for %s at %s", expect, entry, line);
}
return read(node, name);
}