Package org.rhq.server.metrics.migrator.datasources

Examples of org.rhq.server.metrics.migrator.datasources.ExistingDataBulkExportSource.initialize()


            entityManager = entityManagerFactory.createEntityManager();
            source = new ExistingPostgresDataBulkExportSource(entityManager,
                "SELECT  schedule_id, time_stamp, value, minvalue, maxvalue FROM RHQ_MEASUREMENT_DATA_NUM_1D");
            StopWatch stopWatch = new StopWatch();
            stopWatch.start();
            source.initialize();
            int rowIndex = 0;
            int maxResults = 30000;
            for (;;) {
                List<Object[]> existingData = source.getData(rowIndex, maxResults);
                if (existingData.size() < maxResults) {
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            entityManager = entityManagerFactory.createEntityManager();
            source = new ExistingPostgresDataBulkExportSource(entityManager,
                "SELECT  schedule_id, time_stamp, value, minvalue, maxvalue FROM RHQ_MEASUREMENT_DATA_NUM_1D");
            StopWatch stopWatch = new StopWatch();
            stopWatch.start();
            source.initialize();
            int rowIndex = 0;
            int maxResults = 30000;
            for (;;) {
                List<Object[]> existingData = source.getData(rowIndex, maxResults);
                if (existingData.size() < maxResults) {
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