Examples with StringRepresentation org.restlet.representation.StringRepresentation used on opensource projects

Example 11 with StringRepresentation

use of org.restlet.representation.StringRepresentation in project pinot by linkedin.

the class PinotSchemaRestletResource method deleteSchema.

@HttpVerb("delete")
@Summary("Deletes a schema")
@Tags({ "schema" })
@Paths({ "/schemas/{schemaName}", "/schemas/{schemaName}/" })
@Responses({ @Response(statusCode = "200", description = "The schema was deleted"), @Response(statusCode = "404", description = "The schema does not exist"), @Response(statusCode = "409", description = "The schema could not be deleted due to being in use"), @Response(statusCode = "500", description = "There was an error while deleting the schema") })
StringRepresentation deleteSchema(@Parameter(name = "schemaName", in = "path", description = "The name of the schema to get", required = true) String schemaName) throws JSONException, IOException {
    Schema schema = _pinotHelixResourceManager.getSchema(schemaName);
    if (schema == null) {
        LOGGER.error("Error: could not find schema {}", schemaName);
        setStatus(Status.CLIENT_ERROR_NOT_FOUND);
        return new StringRepresentation("Error: Could not find schema " + schemaName);
    }
    // If the schema is associated with a table, we should not delete it.
    List<String> tableNames = _pinotHelixResourceManager.getAllRealtimeTables();
    for (String tableName : tableNames) {
        AbstractTableConfig config = _pinotHelixResourceManager.getTableConfig(tableName, CommonConstants.Helix.TableType.REALTIME);
        String tableSchema = config.getValidationConfig().getSchemaName();
        if (schemaName.equals(tableSchema)) {
            LOGGER.error("Cannot delete schema {}, as it is associated with table {}", schemaName, tableName);
            setStatus(Status.CLIENT_ERROR_CONFLICT);
            return new StringRepresentation("Error: Cannot delete schema " + schemaName + " as it is associated with table: " + TableNameBuilder.extractRawTableName(tableName));
        }
    }
    LOGGER.info("Trying to delete schema {}", schemaName);
    if (_pinotHelixResourceManager.deleteSchema(schema)) {
        LOGGER.info("Success: Deleted schema {}", schemaName);
        setStatus(Status.SUCCESS_OK);
        return new StringRepresentation("Success: Deleted schema " + schemaName);
    } else {
        LOGGER.error("Error: could not delete schema {}", schemaName);
        ControllerRestApplication.getControllerMetrics().addMeteredGlobalValue(ControllerMeter.CONTROLLER_SCHEMA_DELETE_ERROR, 1L);
        setStatus(Status.SERVER_ERROR_INTERNAL);
        return new StringRepresentation("Error: Could not delete schema " + schemaName);
    }
}

Example 12 with StringRepresentation

use of org.restlet.representation.StringRepresentation in project pinot by linkedin.

the class PinotSchemaRestletResource method uploadSchema.

@HttpVerb("put")
@Summary("Updates an existing schema")
@Tags({ "schema" })
@Paths({ "/schemas/{schemaName}", "/schemas/{schemaName}/" })
@Responses({ @Response(statusCode = "200", description = "The schema was updated"), @Response(statusCode = "500", description = "There was an error while updating the schema") })
private Representation uploadSchema(@Parameter(name = "schemaName", in = "path", description = "The name of the schema to get") String schemaName) throws Exception {
    File dataFile = getUploadContents();
    if (dataFile != null) {
        Schema schema = Schema.fromFile(dataFile);
        try {
            if (schema.getSchemaName().equals(schemaName)) {
                _pinotHelixResourceManager.addOrUpdateSchema(schema);
                return new StringRepresentation(dataFile + " sucessfully added", MediaType.TEXT_PLAIN);
            } else {
                final String message = "Schema name mismatch for uploaded schema, tried to add schema with name " + schema.getSchemaName() + " as " + schemaName;
                LOGGER.warn(message);
                ControllerRestApplication.getControllerMetrics().addMeteredGlobalValue(ControllerMeter.CONTROLLER_SCHEMA_UPLOAD_ERROR, 1L);
                setStatus(Status.SERVER_ERROR_INTERNAL);
                return new StringRepresentation(message, MediaType.TEXT_PLAIN);
            }
        } catch (Exception e) {
            LOGGER.error("error adding schema ", e);
            LOGGER.error("Caught exception in file upload", e);
            ControllerRestApplication.getControllerMetrics().addMeteredGlobalValue(ControllerMeter.CONTROLLER_SCHEMA_UPLOAD_ERROR, 1L);
            setStatus(Status.SERVER_ERROR_INTERNAL);
            return PinotSegmentUploadRestletResource.exceptionToStringRepresentation(e);
        }
    } else {
        // Some problem occurs, send back a simple line of text.
        LOGGER.warn("No file was uploaded");
        ControllerRestApplication.getControllerMetrics().addMeteredGlobalValue(ControllerMeter.CONTROLLER_SCHEMA_UPLOAD_ERROR, 1L);
        setStatus(Status.SERVER_ERROR_INTERNAL);
        return new StringRepresentation("schema not added", MediaType.TEXT_PLAIN);
    }
}

Example 13 with StringRepresentation

use of org.restlet.representation.StringRepresentation in project pinot by linkedin.

the class PinotTableInstances method getTableInstances.

@HttpVerb("get")
@Summary("Lists table instances for a given table")
@Tags({ "instance", "table" })
@Paths({ "/tables/{tableName}/instances" })
private Representation getTableInstances(@Parameter(name = "tableName", in = "path", description = "The name of the table for which to list instances", required = true) String tableName, String type) throws JSONException, IOException {
    JSONObject ret = new JSONObject();
    ret.put("tableName", tableName);
    JSONArray brokers = new JSONArray();
    JSONArray servers = new JSONArray();
    if (type == null || type.toLowerCase().equals("broker")) {
        if (_pinotHelixResourceManager.hasOfflineTable(tableName)) {
            JSONObject e = new JSONObject();
            e.put("tableType", "offline");
            JSONArray a = new JSONArray();
            for (String ins : _pinotHelixResourceManager.getBrokerInstancesForTable(tableName, TableType.OFFLINE)) {
                a.add(ins);
            }
            e.put("instances", a);
            brokers.add(e);
        }
        if (_pinotHelixResourceManager.hasRealtimeTable(tableName)) {
            JSONObject e = new JSONObject();
            e.put("tableType", "realtime");
            JSONArray a = new JSONArray();
            for (String ins : _pinotHelixResourceManager.getBrokerInstancesForTable(tableName, TableType.REALTIME)) {
                a.add(ins);
            }
            e.put("instances", a);
            brokers.add(e);
        }
    }
    if (type == null || type.toLowerCase().equals("server")) {
        if (_pinotHelixResourceManager.hasOfflineTable(tableName)) {
            JSONObject e = new JSONObject();
            e.put("tableType", "offline");
            JSONArray a = new JSONArray();
            for (String ins : _pinotHelixResourceManager.getServerInstancesForTable(tableName, TableType.OFFLINE)) {
                a.add(ins);
            }
            e.put("instances", a);
            servers.add(e);
        }
        if (_pinotHelixResourceManager.hasRealtimeTable(tableName)) {
            JSONObject e = new JSONObject();
            e.put("tableType", "realtime");
            JSONArray a = new JSONArray();
            for (String ins : _pinotHelixResourceManager.getServerInstancesForTable(tableName, TableType.REALTIME)) {
                a.add(ins);
            }
            e.put("instances", a);
            servers.add(e);
        }
    }
    ret.put("brokers", brokers);
    ret.put("server", servers);
    return new StringRepresentation(ret.toString());
}

Example 14 with StringRepresentation

use of org.restlet.representation.StringRepresentation in project pinot by linkedin.

the class PinotTableMetadataConfigs method updateTableMetadata.

@Deprecated
@HttpVerb("put")
@Summary("DEPRECATED: Updates the metadata configuration for a table")
@Tags({ "table" })
@Paths({ "/tables/{tableName}/metadataConfigs" })
private Representation updateTableMetadata(@Parameter(name = "tableName", in = "path", description = "The name of the table for which to update the metadata configuration", required = true) String tableName, Representation entity) throws Exception {
    AbstractTableConfig config = AbstractTableConfig.init(entity.getText());
    _pinotHelixResourceManager.updateMetadataConfigFor(config.getTableName(), TableType.valueOf(config.getTableType().toUpperCase()), config.getCustomConfigs());
    return new StringRepresentation("done");
}

Example 15 with StringRepresentation

use of org.restlet.representation.StringRepresentation in project pinot by linkedin.

the class PinotTableRestletResource method getTable.

@HttpVerb("get")
@Summary("Views a table's configuration")
@Tags({ "table" })
@Paths({ "/tables/{tableName}", "/tables/{tableName}/" })
private Representation getTable(@Parameter(name = "tableName", in = "path", description = "The name of the table for which to toggle its state", required = true) String tableName, @Parameter(name = "type", in = "query", description = "Type of table, Offline or Realtime", required = true) String tableType) throws JSONException, JsonParseException, JsonMappingException, JsonProcessingException, IOException {
    JSONObject ret = new JSONObject();
    if ((tableType == null || TableType.OFFLINE.name().equalsIgnoreCase(tableType)) && _pinotHelixResourceManager.hasOfflineTable(tableName)) {
        AbstractTableConfig config = _pinotHelixResourceManager.getTableConfig(tableName, TableType.OFFLINE);
        ret.put(TableType.OFFLINE.name(), config.toJSON());
    }
    if ((tableType == null || TableType.REALTIME.name().equalsIgnoreCase(tableType)) && _pinotHelixResourceManager.hasRealtimeTable(tableName)) {
        AbstractTableConfig config = _pinotHelixResourceManager.getTableConfig(tableName, TableType.REALTIME);
        ret.put(TableType.REALTIME.name(), config.toJSON());
    }
    return new StringRepresentation(ret.toString(2));
}