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Extend CHECKPOINT_LOCK to HSQLDBSaver.execute()

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This is used when saving new data to the db, so also needs to be blocked if we are checkpointing or deciding whether to checkpoint.
This commit is contained in:
CalDescent 2021-06-28 19:24:53 +01:00
parent ee95a00ce2
commit 52b0c244a8
2 changed files with 9 additions and 7 deletions
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2
src/main/java/org/qortal/repository/hsqldb/HSQLDBRepository.java
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@ -55,7 +55,7 @@ public class HSQLDBRepository implements Repository {
private static final Logger LOGGER = LogManager.getLogger(HSQLDBRepository.class); private static final Logger LOGGER = LogManager.getLogger(HSQLDBRepository.class);
private static final Object CHECKPOINT_LOCK = new Object(); public static final Object CHECKPOINT_LOCK = new Object();
// "serialization failure" // "serialization failure"
private static final Integer DEADLOCK_ERROR_CODE = Integer.valueOf(-4861); private static final Integer DEADLOCK_ERROR_CODE = Integer.valueOf(-4861);

2
src/main/java/org/qortal/repository/hsqldb/HSQLDBSaver.java
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@ -61,6 +61,7 @@ public class HSQLDBSaver {
public boolean execute(HSQLDBRepository repository) throws SQLException { public boolean execute(HSQLDBRepository repository) throws SQLException {
String sql = this.formatInsertWithPlaceholders(); String sql = this.formatInsertWithPlaceholders();
synchronized (HSQLDBRepository.CHECKPOINT_LOCK) {
try { try {
PreparedStatement preparedStatement = repository.prepareStatement(sql); PreparedStatement preparedStatement = repository.prepareStatement(sql);
this.bindValues(preparedStatement); this.bindValues(preparedStatement);
@ -70,6 +71,7 @@ public class HSQLDBSaver {
throw repository.examineException(e); throw repository.examineException(e);
} }
} }
}
/** /**
* Format table and column names into an INSERT INTO ... SQL statement. * Format table and column names into an INSERT INTO ... SQL statement.