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package io.mcarle.strix; |
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import io.mcarle.strix.annotation.Transactional; |
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import org.aspectj.lang.ProceedingJoinPoint; |
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import org.aspectj.lang.annotation.Around; |
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import org.aspectj.lang.annotation.Aspect; |
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import org.aspectj.lang.annotation.Pointcut; |
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@Aspect |
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public class TransactionalAspect { |
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/** |
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* Checks, if strix is started |
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* |
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* @return The state of strix: {@code true} if it is started, {@code false} otherwise. |
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*/ |
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@Pointcut("if()") |
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public static boolean isPersistenceStarted() { |
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return StrixManager.STARTED; |
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} |
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/** |
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* Matches any execution of a public method |
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*/ |
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@Pointcut("execution(public * *(..))") |
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public void publicMethod() { |
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} |
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/** |
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* Matches any execution of a method |
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*/ |
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@Pointcut("execution(* *(..))") |
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public void anyMethod() { |
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} |
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/** |
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* Matches any method, which is annotated with {@link io.mcarle.strix.annotation.NoTransaction} |
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*/ |
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@Pointcut("@annotation(io.mcarle.strix.annotation.NoTransaction)") |
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public void noTransactionAnnotated() { |
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} |
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/** |
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* Matches any method, which is annotated with {@link Transactional} |
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*/ |
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@Pointcut("@annotation(io.mcarle.strix.annotation.Transactional)") |
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public void transactionalAnnotated() { |
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} |
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/** |
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* If strix is started: Matches any method, which is not annotated with |
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* {@link io.mcarle.strix.annotation.NoTransaction} |
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*/ |
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@Pointcut("isPersistenceStarted() && anyMethod() && ! noTransactionAnnotated()") |
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public void startedAndMethodNotAnnotatedWithNoTransaction() { |
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} |
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/** |
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* If strix is started: Matches any public method, which is not annotated with |
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* {@link io.mcarle.strix.annotation.NoTransaction} |
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*/ |
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@Pointcut("startedAndMethodNotAnnotatedWithNoTransaction() && publicMethod()") |
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public void startedAndPublicMethodNotAnnotatedWithNoTransaction() { |
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} |
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/** |
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* If strix is started: Executes around any public method, which is annotated with {@link Transactional} and not |
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* with {@link io.mcarle.strix.annotation.NoTransaction}. |
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* |
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* @param joinPoint The join point of AspectJ |
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* @param transactional The {@link Transactional} annotation of the method |
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* @return The result of the aspected method |
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* @throws Throwable If the aspected method throws an exception |
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*/ |
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@Around("startedAndMethodNotAnnotatedWithNoTransaction() && @annotation(transactional)") |
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public Object aroundMethodAnnotatedWithTransactional( |
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ProceedingJoinPoint joinPoint, |
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Transactional transactional |
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) throws Throwable { |
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return StrixManager.handleTransactionalMethodExecution(joinPoint, transactional); |
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} |
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/** |
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* If strix is started: Executes around any public method, which is not annotated with {@link Transactional} or |
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* {@link io.mcarle.strix.annotation.NoTransaction}, but is part of a class annotated with {@link Transactional}. |
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* |
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* @param joinPoint The join point of AspectJ |
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* @param transactional The {@link Transactional} annotation of the class |
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* @return The result of the aspected method |
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* @throws Throwable If the aspected method throws an exception |
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*/ |
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@Around("startedAndPublicMethodNotAnnotatedWithNoTransaction() && @within(transactional) && ! transactionalAnnotated()") |
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public Object aroundMethodNotAnnotatedWithTransactionalInClassAnnotatedWithTransactional( |
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ProceedingJoinPoint joinPoint, |
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Transactional transactional |
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) throws Throwable { |
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return StrixManager.handleTransactionalMethodExecution(joinPoint, transactional); |
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} |
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} |
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