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Added conditional execution to Transaction

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Rsl1122 2019-01-22 20:26:37 +02:00
parent fd98540a16
commit d1085eed25
1 changed files with 19 additions and 0 deletions
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19
Plan/common/src/main/java/com/djrapitops/plan/db/access/transactions/Transaction.java
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@ -50,6 +50,10 @@ public abstract class Transaction {
Verify.nullCheck(db, () -> new IllegalArgumentException("Given database was null"));
Verify.isFalse(success, () -> new IllegalStateException("Transaction has already been executed"));
if (!shouldBeExecuted()) {
return;
}
try {
initializeTransaction(db);
execute();
@ -59,6 +63,21 @@ public abstract class Transaction {
}
}
/**
* Override this method for conditional execution.
* <p>
* Please note that the transaction has not been initialized and class variables are not available for
* queries. The condition should depend on other variables (Like the data that is to be stored) given to the transaction.
*
* @return false if the transaction should not execute.
*/
protected boolean shouldBeExecuted() {
return true;
}
/**
* Implement this method for transaction execution.
*/
protected abstract void execute();
private void initializeTransaction(SQLDB db) {