Examples with ExploreException io.cdap.cdap.explore.service.ExploreException used on opensource projects

Example 41 with ExploreException

use of io.cdap.cdap.explore.service.ExploreException in project cdap by cdapio.

the class ExploreHttpClient method doDisableExploreDataset.

protected QueryHandle doDisableExploreDataset(DatasetId datasetInstance, DatasetSpecification spec) throws ExploreException {
    String body = spec == null ? null : GSON.toJson(new DisableExploreParameters(spec));
    String endpoint = spec == null ? "disable" : "disable-internal";
    HttpResponse response = doPost(String.format("namespaces/%s/data/explore/datasets/%s/%s", datasetInstance.getNamespace(), datasetInstance.getEntityName(), endpoint), body, null);
    if (response.getResponseCode() == HttpURLConnection.HTTP_OK) {
        return QueryHandle.fromId(parseResponseAsMap(response, "handle"));
    }
    throw new ExploreException(String.format("Cannot disable explore on dataset %s. Reason: %s", datasetInstance.toString(), response));
}

Example 42 with ExploreException

use of io.cdap.cdap.explore.service.ExploreException in project cdap by cdapio.

the class ExploreHttpClient method getFunctions.

@Override
public QueryHandle getFunctions(@Nullable String catalog, @Nullable String schemaPattern, String functionNamePattern) throws ExploreException, SQLException {
    String body = GSON.toJson(new FunctionsArgs(catalog, schemaPattern, functionNamePattern));
    String resource = String.format("namespaces/%s/data/explore/jdbc/functions", schemaPattern);
    HttpResponse response = doPost(resource, body, null);
    if (response.getResponseCode() == HttpURLConnection.HTTP_OK) {
        return QueryHandle.fromId(parseResponseAsMap(response, "handle"));
    }
    throw new ExploreException("Cannot get the functions. Reason: " + response);
}

Example 43 with ExploreException

use of io.cdap.cdap.explore.service.ExploreException in project cdap by cdapio.

the class ExploreHttpClient method getTableInfo.

@Override
public TableInfo getTableInfo(String namespace, @Nullable String databaseName, String table) throws ExploreException, TableNotFoundException {
    String url = String.format("namespaces/%s/data/explore/tables/%s/info", namespace, table);
    if (databaseName != null) {
        url += "?database=" + databaseName;
    }
    HttpResponse response = doGet(url);
    if (response.getResponseCode() == HttpURLConnection.HTTP_OK) {
        return parseJson(response, TableInfo.class);
    } else if (response.getResponseCode() == HttpURLConnection.HTTP_NOT_FOUND) {
        throw new TableNotFoundException(String.format("Namespace %s, table %s not found.", namespace, table));
    }
    throw new ExploreException(String.format("Cannot get the schema of namespace %s, table %s. Reason: %s", namespace, table, response));
}

Example 44 with ExploreException

use of io.cdap.cdap.explore.service.ExploreException in project cdap by cdapio.

the class ExploreHttpClient method doPartitionOperation.

private QueryHandle doPartitionOperation(DatasetId datasetId, DatasetSpecification spec, PartitionKey key, String endpoint, String operationName, Map<String, String> additionalArguments) throws ExploreException {
    Map<String, String> args = new HashMap<>(additionalArguments);
    PartitionedFileSetArguments.setOutputPartitionKey(args, key);
    String tableName = ExploreProperties.getExploreTableName(spec.getProperties());
    String databaseName = ExploreProperties.getExploreDatabaseName(spec.getProperties());
    if (tableName != null) {
        args.put(ExploreProperties.PROPERTY_EXPLORE_TABLE_NAME, tableName);
    }
    if (databaseName != null) {
        args.put(ExploreProperties.PROPERTY_EXPLORE_DATABASE_NAME, databaseName);
    }
    HttpResponse response = doPost(String.format("namespaces/%s/data/explore/datasets/%s/%s", datasetId.getNamespace(), datasetId.getEntityName(), endpoint), GSON.toJson(args), null);
    if (response.getResponseCode() == HttpURLConnection.HTTP_OK) {
        return QueryHandle.fromId(parseResponseAsMap(response, "handle"));
    }
    throw new ExploreException(String.format("Cannot %s partition with key %s in dataset %s. Reason: %s", operationName, key, datasetId.toString(), response));
}

Example 45 with ExploreException

use of io.cdap.cdap.explore.service.ExploreException in project cdap by cdapio.

the class ExploreResultSet method getMetaData.

@Override
public ResultSetMetaData getMetaData() throws SQLException {
    if (isClosed()) {
        throw new SQLException("Resultset is closed");
    }
    if (metaData == null) {
        try {
            List<ColumnDesc> columnDescs = executionResult.getResultSchema();
            metaData = new ExploreResultSetMetaData(columnDescs);
        } catch (ExploreException e) {
            LOG.error("Caught exception", e);
            throw new SQLException(e);
        }
    }
    return metaData;
}