Examples with RedactImageRequest com.google.privacy.dlp.v2.RedactImageRequest used on opensource projects

Example 1 with RedactImageRequest

use of com.google.privacy.dlp.v2.RedactImageRequest in project java-docs-samples by GoogleCloudPlatform.

the class Redact method redactImage.

// [START dlp_redact_image]
/*
   * Redact sensitive data from an image using the Data Loss Prevention API.
   *
   * @param filePath The path to a local file to inspect. Can be a JPG or PNG image file.
   * @param minLikelihood The minimum likelihood required before redacting a match.
   * @param infoTypes The infoTypes of information to redact.
   * @param outputPath The local path to save the resulting image to.
   * @param projectId The project ID to run the API call under.
   */
private static void redactImage(String filePath, Likelihood minLikelihood, List<InfoType> infoTypes, String outputPath, String projectId) throws Exception {
    // Instantiate the DLP client
    try (DlpServiceClient dlpClient = DlpServiceClient.create()) {
        String mimeType = URLConnection.guessContentTypeFromName(filePath);
        if (mimeType == null) {
            mimeType = MimetypesFileTypeMap.getDefaultFileTypeMap().getContentType(filePath);
        }
        ByteContentItem.BytesType bytesType;
        switch(mimeType) {
            case "image/jpeg":
                bytesType = ByteContentItem.BytesType.IMAGE_JPEG;
                break;
            case "image/bmp":
                bytesType = ByteContentItem.BytesType.IMAGE_BMP;
                break;
            case "image/png":
                bytesType = ByteContentItem.BytesType.IMAGE_PNG;
                break;
            case "image/svg":
                bytesType = ByteContentItem.BytesType.IMAGE_SVG;
                break;
            default:
                bytesType = ByteContentItem.BytesType.BYTES_TYPE_UNSPECIFIED;
                break;
        }
        byte[] data = Files.readAllBytes(Paths.get(filePath));
        InspectConfig inspectConfig = InspectConfig.newBuilder().addAllInfoTypes(infoTypes).setMinLikelihood(minLikelihood).build();
        ByteContentItem byteContentItem = ByteContentItem.newBuilder().setType(bytesType).setData(ByteString.copyFrom(data)).build();
        List<RedactImageRequest.ImageRedactionConfig> imageRedactionConfigs = infoTypes.stream().map(infoType -> RedactImageRequest.ImageRedactionConfig.newBuilder().setInfoType(infoType).build()).collect(Collectors.toList());
        RedactImageRequest redactImageRequest = RedactImageRequest.newBuilder().setParent(ProjectName.of(projectId).toString()).addAllImageRedactionConfigs(imageRedactionConfigs).setByteItem(byteContentItem).setInspectConfig(inspectConfig).build();
        RedactImageResponse redactImageResponse = dlpClient.redactImage(redactImageRequest);
        // redacted image data
        ByteString redactedImageData = redactImageResponse.getRedactedImage();
        FileOutputStream outputStream = new FileOutputStream(outputPath);
        outputStream.write(redactedImageData.toByteArray());
        outputStream.close();
    }
}