/**
* Finds the object builder, null if one found.
*
* @param statementAnnotation
* @return the object builder, null if none found.
*/
public ObjectBuilder getObjectBuilder(Statement statementAnnotation) {
Class<? extends ObjectBuilder> objectBuilderClass = statementAnnotation.objectBuilder();
if (objectBuilderClass != null
&& !ObjectUtils.equals(NullObjectBuilder.class, objectBuilderClass)) {
ObjectBuilder instance = instantiate(objectBuilderClass);
if (instance != null) {
return instance;
}
}
String beanName = statementAnnotation.objectBuilderBean();
if (StringUtils.isNotEmpty(beanName)) {
return applicationContext.getBean(beanName, ObjectBuilder.class);
}
return objectBuilder;
}
/**
* Finds the statement builder, null if one found.
*
* @param statementAnnotation
* @return the statement builder, null if one found.
*/
public StatementBuilder getStatementBuilder(Statement statementAnnotation) {
String beanName = statementAnnotation.statementBuilderBean();
if (StringUtils.isNotEmpty(beanName)) {
return applicationContext.getBean(beanName, StatementBuilder.class);
}
Class<? extends StatementBuilder> objectBuilderClass = statementAnnotation.statementBuilder();
if (objectBuilderClass != null) {
StatementBuilder instance = instantiate(objectBuilderClass);
if (instance != null) {
return instance;
}
}
return statementBuilder;
}
/**
* Runs the {@link Statement} enhancement.
*
* @param invocation the invocation of the method call.
* @param returnValue the return value of the method call.
* @param statementAnnotation the {@link Statement} annotation.
*/
protected void processStatement(
MethodInvocation invocation, Object returnValue, Statement statementAnnotation) {
ObjectBuilder objectBuilder = getObjectBuilder(statementAnnotation);
StatementBuilder statementBuilder = getStatementBuilder(statementAnnotation);
Assert.notNull(
objectBuilder,
"An ObjectBuilder is required, please provide an instance of the ObjectBuilder as a bean.");
// Required
Actor actor =
findValueForType(
nl.edia.xapi.annotation.Actor.class,
invocation,
returnValue,
Actor.class,
objectBuilder);
// Required
Verb verb = objectBuilder.build(statementAnnotation.verb(), Verb.class);
// Required
IStatementObject object =
findValueForType(
nl.edia.xapi.annotation.StatementObject.class,
invocation,
returnValue,
IStatementObject.class,
objectBuilder);
if (actor != null && verb != null && object != null) {
Context context =
findValueForType(
nl.edia.xapi.annotation.Context.class,
invocation,
returnValue,
Context.class,
objectBuilder);
Result result =
findValueForType(
nl.edia.xapi.annotation.Result.class,
invocation,
returnValue,
Result.class,
objectBuilder);
gov.adlnet.xapi.model.Statement statement =
statementBuilder.build(actor, verb, object, result, context, null, null);
StatementClient statementClient = statementClientFactory.build(invocation, returnValue);
if (statementClient != null && statement != null) {
send(statementClient, statement);
}
}
}
