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GoodData Java SDK

Build Status

The GoodData Java SDK encapsulates the REST API provided by the GoodData platform. The first version was implemented during the All Data Hackathon April 10 - 11 2014 and currently the SDK is transitioned to be an official GoodData project.

Usage

The GoodData Java SDK is available in Maven Central Repository, to use it from Maven add to pom.xml:

<dependency>
    <groupId>cz.geek</groupId>
    <artifactId>gooddata-java</artifactId>
    <version>0.13.0</version>
</dependency>

See releases page for information about versions and notable changes.

Dependencies

The GoodData Java SDK uses:

  • the GoodData HTTP client (version 0.8.2 or later)
  • the Apache HTTP Client (version 4.3 or later, for white-labeled domains at least version 4.3.2 is required)
  • the Spring Framework (version 3.x)
  • the Jackson JSON Processor (version 1.9)

General

GoodData gd = new GoodData("[email protected]", "Roman1");
gd.logout();

Project API

List projects, create a project,...

ProjectService projectService = gd.getProjectService();
Collection<Project> projects = projectService.getProjects();
Project project = projectService.createProject(new Project("my project", "MyToken")).get();

Validate project

Set<ProjectValidationType> types = projectService.getAvailableProjectValidationTypes(project);
ProjectValidationResults results = projectService.validateProject(project, types).get();

List project users

ProjectService projectService = gd.getProjectService();
List<User> users = new ArrayList<>();
List<User> page;
while (!(page = projectService.listUsers(project, new PageRequest(users.size(), 100))).isEmpty()) {
    users.addAll(page);
}

List project user roles

ProjectService projectService = gd.getProjectService();
Set<Role> roles = projectService.getRoles(project);

Project Model API

Create and update the project model, execute MAQL DDL,...

ModelService modelService = gd.getModelService();
ModelDiff diff = modelService.getProjectModelDiff(project,
    new InputStreamReader(getClass().getResourceAsStream("/person.json"))).get();
modelService.updateProjectModel(project, diff).get();

modelService.updateProjectModel(project, "MAQL DDL EXPRESSION").get();

Metadata API

Query, create and update project metadata - attributes, facts, metrics, reports,...

MetadataService md = gd.getMetadataService();

String fact = md.getObjUri(project, Fact.class, identifier("fact.person.shoesize"));
Metric m = md.createObj(project, new Metric("Avg shoe size", "SELECT AVG([" + fact + "])", "#,##0"));

Attribute attr = md.getObj(project, Attribute.class, identifier("attr.person.department"));

ReportDefinition definition = GridReportDefinitionContent.create(
        "Department avg shoe size",
        asList("metricGroup"),
        asList(new AttributeInGrid(attr.getDefaultDisplayForm().getUri())),
        asList(new GridElement(m.getUri(), "Avg shoe size"))
);
definition = md.createObj(project, definition);
Report report = md.createObj(project, new Report(definition.getTitle(), definition));

Dataset API

Upload data to datasets,..

DatasetService datasetService = gd.getDatasetService();
datasetService.loadDataset(project, "datasetId", new FileInputStream("data.csv")).get();

Upload data to datasets using batch upload ,..

DatasetService datasetService = gd.getDatasetService();
final DatasetManifest personManifest = datasetService.getDatasetManifest(project, "dataset.person");
personManifest.setSource(getClass().getResourceAsStream("/person.csv"));

final DatasetManifest cityManifest = datasetService.getDatasetManifest(project, "dataset.city");
cityManifest.setSource(getClass().getResourceAsStream("/city.csv"));

datasetService.loadDatasets(project, personManifest, cityManifest).get();

Update data in dataset

DatasetService datasetService = gd.getDatasetService();
datasetService.updateProjectData(project, "DELETE FROM {attr.person.name} WHERE {label.person.name} = \"not exists\";");

Report API

Execute and export reports.

ReportService reportService = gd.getReportService();
reportService.exportReport(definition, PNG, new FileOutputStream("report.png")).get();

DataStore API

Manage files on the data store (currently backed by WebDAV) - user staging area.

DataStoreService dataStoreService = gd.getDataStoreService();
dataStoreService.upload("/dir/file.txt", new FileInputStream("file.txt"));
InputStream stream = dataStoreService.download("/dir/file.txt");
dataStoreService.delete("/dir/file.txt");

Warehouse API

Manage warehouses - create, update, list and delete.

WarehouseService warehouseService = gd.getWarehouseService();
Warehouse warehouse = warehouseService.createWarehouse(new Warehouse("title", "authToken", "description")).get();
String jdbc = warehouse.getJdbcConnectionString();

Collection<Warehouse> warehouseList = warehouseService.listWarehouses();
warehouseService.removeWarehouse(warehouse);

Dataload processes API

Manage dataload processes - create, update, list, delete, and process executions - execute, get logs, schedules, ...

ProcessService processService = gd.getProcessService();
DataloadProcess process = processService.createProcess(project, new DataloadProcess("name", "GRAPH"), new File("path/to/processdatadir"));

ProcessExecutionDetail executionDetail = processService.executeProcess(new ProcessExecution(process, "myGraph.grf")).get();
processService.getExecutionLog(executionDetail, new FileOutputStream("file/where/the/log/willbewritten"));

processService.createSchedule(project, new Schedule(process, "myGraph.grf", "0 0 * * *"));

##Contribute Missing functionality? Found a BUG?

Please create an issue or simply contribute your code.

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