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[Major] added new methods ElementMap.removeAll()

This commit is contained in:
Robert von Burg 2014-07-31 16:12:00 +02:00
parent 7c0e64808d
commit 7b6ad39060
1 changed files with 64 additions and 1 deletions
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65
src/main/java/li/strolch/persistence/postgresql/PostgresqlDao.java
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@ -274,6 +274,36 @@ public abstract class PostgresqlDao<T extends StrolchElement> implements Strolch
});
}
@Override
public long removeAll() {
final long toRemove = querySize();
this.commands.add(new DaoCommand() {
@Override
public void doComand(ModificationResult modificationResult) {
internalRemoveAll(toRemove);
}
});
return toRemove;
}
@Override
public long removeAllBy(final String type) {
final long toRemove = querySize(type);
this.commands.add(new DaoCommand() {
@Override
public void doComand(ModificationResult modificationResult) {
internalRemoveAllBy(toRemove, type);
}
});
return toRemove;
}
/**
* @param element
*/
@ -297,11 +327,44 @@ public abstract class PostgresqlDao<T extends StrolchElement> implements Strolch
}
} catch (SQLException e) {
throw new StrolchPersistenceException(MessageFormat.format("Failed to update Order {0} due to {2}",
throw new StrolchPersistenceException(MessageFormat.format("Failed to remove {0} due to {2}",
element.getLocator(), e.getLocalizedMessage()), e);
}
}
protected void internalRemoveAll(final long toRemove) {
String sql = "delete from " + getTableName();
try (PreparedStatement preparedStatement = this.tx.getConnection().prepareStatement(sql)) {
int modCount = preparedStatement.executeUpdate();
if (modCount != toRemove) {
String msg = "Expected to delete {0} elements but SQL statement removed {1} elements!";
msg = MessageFormat.format(msg, toRemove, modCount);
throw new StrolchPersistenceException(msg);
}
} catch (SQLException e) {
throw new StrolchPersistenceException(MessageFormat.format("Failed to remove all elements due to {0}",
e.getLocalizedMessage()), e);
}
}
protected void internalRemoveAllBy(final long toRemove, String type) {
String sql = "delete from " + getTableName() + " where type = ?";
try (PreparedStatement preparedStatement = this.tx.getConnection().prepareStatement(sql)) {
preparedStatement.setString(1, type);
int modCount = preparedStatement.executeUpdate();
if (modCount != toRemove) {
String msg = "Expected to delete {0} elements of type {1} but SQL statement removed {2} elements!";
msg = MessageFormat.format(msg, toRemove, type, modCount);
throw new StrolchPersistenceException(msg);
}
} catch (SQLException e) {
throw new StrolchPersistenceException(MessageFormat.format(
"Failed to remove all elements of type {0} due to {1}", type, e.getLocalizedMessage()), e);
}
}
void commit(TransactionResult txResult) {
ModificationResult modificationResult = new ModificationResult(getClassName());
txResult.addModificationResult(modificationResult);