Examples with DataSourceTransactionManager org.springframework.jdbc.datasource.DataSourceTransactionManager used on opensource projects

Example 11 with DataSourceTransactionManager

use of org.springframework.jdbc.datasource.DataSourceTransactionManager in project uPortal by Jasig.

the class JdbcAuthDao method createToken.

protected void createToken(final String serviceName) {
    try {
        this.jdbcOperations.execute(new ConnectionCallback<Object>() {

            @Override
            public Object doInConnection(Connection con) throws SQLException, DataAccessException {
                // This is horribly hacky but we can't rely on the main uPortal TM
                // directly or we get
                // into a circular dependency loop from JPA to Ehcache to jGroups and
                // back to JPA
                final DataSource ds = new SingleConnectionDataSource(con, true);
                final PlatformTransactionManager ptm = new DataSourceTransactionManager(ds);
                final TransactionOperations to = new TransactionTemplate(ptm);
                to.execute(new TransactionCallbackWithoutResult() {

                    @Override
                    protected void doInTransactionWithoutResult(TransactionStatus status) {
                        logger.info("Creating jGroups auth token");
                        final String authToken = RandomTokenGenerator.INSTANCE.generateRandomToken(authTokenLength);
                        final ImmutableMap<String, String> params = ImmutableMap.of(PRM_SERVICE_NAME, serviceName, PRM_RANDOM_TOKEN, authToken);
                        namedParameterJdbcOperations.update(INSERT_SQL, params);
                    }
                });
                return null;
            }
        });
    } catch (ConstraintViolationException e) {
    // Ignore, just means a concurrent token creation
    } catch (DataIntegrityViolationException e) {
    // Ignore, just means a concurrent token creation
    }
}