static {

enableLogging();

}

protected GoogleCredential credential;

protected Slides service;

protected Drive driveService;

protected Sheets sheetsService;

protected Set<String> filesToDelete = new HashSet<>();

public static void enableLogging() {

Logger logger = Logger.getLogger(HttpTransport.class.getName());

logger.setLevel(Level.INFO);

logger.addHandler(new Handler() {

@Override

public void close() throws SecurityException {

}

@Override

public void flush() {

}

@Override

public void publish(LogRecord record) {

// default ConsoleHandler will print >= INFO to System.err

if (record.getLevel().intValue() < Level.INFO.intValue()) {

System.out.println(record.getMessage());

}

}

});

}

public GoogleCredential getCredential() throws IOException {

return GoogleCredential.getApplicationDefault()

.createScoped(Arrays.asList(DriveScopes.DRIVE));

}

public Slides buildService(GoogleCredential credential)

throws IOException, GeneralSecurityException {

return new Slides.Builder(

GoogleNetHttpTransport.newTrustedTransport(),

JacksonFactory.getDefaultInstance(),

credential)

.setApplicationName("Slides API Snippets")

.build();

}

public Drive buildDriveService(GoogleCredential credential)

throws IOException, GeneralSecurityException {

return new Drive.Builder(

GoogleNetHttpTransport.newTrustedTransport(),

JacksonFactory.getDefaultInstance(),

credential)

.setApplicationName("Slides API Snippets")

.build();

}

public Sheets buildSheetsService(GoogleCredential credential)

throws IOException, GeneralSecurityException {

return new Sheets.Builder(

GoogleNetHttpTransport.newTrustedTransport(),

JacksonFactory.getDefaultInstance(),

credential)

.setApplicationName("Slides API Snippets")

.build();

}

@Before

public void setup() throws IOException, GeneralSecurityException {

this.credential = getCredential();

this.service = buildService(credential);

this.driveService = buildDriveService(credential);

this.sheetsService = buildSheetsService(credential);

this.filesToDelete.clear();

}

@After

public void cleanupFiles() {

for(String id : filesToDelete) {

try {

this.driveService.files().delete(id).execute();

} catch (IOException e) {

System.err.println("Unable to cleanup file " + id);

}

}

}

protected void deleteFileOnCleanup(String id) {

filesToDelete.add(id);

}

protected String createTestPresentation() throws IOException {

Presentation presentation = new Presentation()

.setTitle("Test Presentation");

presentation = service.presentations().create(presentation)

.setFields("presentationId")

.execute();

String presentationId = presentation.getPresentationId();

this.deleteFileOnCleanup(presentationId);

return presentationId;

}

protected String createTestSlide(String presentationId) throws IOException {

List<Request> requests = new ArrayList<>();

requests.add(new Request()

.setCreateSlide(new CreateSlideRequest()

.setObjectId("TestSlide")

.setInsertionIndex(0)

.setSlideLayoutReference(new LayoutReference()

.setPredefinedLayout("BLANK"))));

BatchUpdatePresentationRequest body =

new BatchUpdatePresentationRequest().setRequests(requests);

BatchUpdatePresentationResponse response =

service.presentations().batchUpdate(presentationId, body).execute();

return response.getReplies().get(0).getCreateSlide().getObjectId();

}

protected String createTestTextBox(String presentationId, String pageId) throws IOException {

String textBoxId = "MyTextBox_01";

Dimension pt350 = new Dimension().setMagnitude(350.0).setUnit("PT");

List<Request> requests = new ArrayList<>();

requests.add(new Request()

.setCreateShape(new CreateShapeRequest()

.setObjectId(textBoxId)

.setShapeType("TEXT_BOX")

.setElementProperties(new PageElementProperties()

.setPageObjectId(pageId)

.setSize(new Size()

.setHeight(pt350)

.setWidth(pt350))

.setTransform(new AffineTransform()

.setScaleX(1.0)

.setScaleY(1.0)

.setTranslateX(350.0)

.setTranslateY(100.0)

.setUnit("PT")))));

requests.add(new Request()

.setInsertText(new InsertTextRequest()

.setObjectId(textBoxId)

.setInsertionIndex(0)

.setText("New Box Text Inserted")));

BatchUpdatePresentationRequest body =

new BatchUpdatePresentationRequest().setRequests(requests);

BatchUpdatePresentationResponse response =

service.presentations().batchUpdate(presentationId, body).execute();

return response.getReplies().get(0).getCreateShape().getObjectId();

}

protected String createTestSheetsChart(String presentationId,

String pageId,

String spreadsheetId,

Integer sheetChartId) throws IOException {

String presentationChartId = "MyChartId_01";

Dimension emu4M = new Dimension().setMagnitude(4000000.0).setUnit("EMU");

List<Request> requests = new ArrayList<>();

requests.add(new Request()

.setCreateSheetsChart(new CreateSheetsChartRequest()

.setObjectId(presentationChartId)

.setSpreadsheetId(spreadsheetId)

.setChartId(sheetChartId)

.setLinkingMode("LINKED")

.setElementProperties(new PageElementProperties()

.setPageObjectId(pageId)

.setSize(new Size()

.setHeight(emu4M)

.setWidth(emu4M))

.setTransform(new AffineTransform()

.setScaleX(1.0)

.setScaleY(1.0)

.setTranslateX(100000.0)

.setTranslateY(100000.0)

.setUnit("EMU")))));

BatchUpdatePresentationRequest body =

new BatchUpdatePresentationRequest().setRequests(requests);

BatchUpdatePresentationResponse response =

service.presentations().batchUpdate(presentationId, body).execute();

return response.getReplies().get(0).getCreateSheetsChart().getObjectId();

}