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BatchTranslateTextWithModel.java
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/
BatchTranslateTextWithModel.java
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/*
* Copyright 2020 Google LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.example.translate;
// [START translate_v3_batch_translate_text_with_model]
import com.google.api.gax.longrunning.OperationFuture;
import com.google.cloud.translate.v3.BatchTranslateMetadata;
import com.google.cloud.translate.v3.BatchTranslateResponse;
import com.google.cloud.translate.v3.BatchTranslateTextRequest;
import com.google.cloud.translate.v3.GcsDestination;
import com.google.cloud.translate.v3.GcsSource;
import com.google.cloud.translate.v3.InputConfig;
import com.google.cloud.translate.v3.LocationName;
import com.google.cloud.translate.v3.OutputConfig;
import com.google.cloud.translate.v3.TranslationServiceClient;
import java.io.IOException;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.ThreadLocalRandom;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
public class BatchTranslateTextWithModel {
public static void batchTranslateTextWithModel()
throws InterruptedException, ExecutionException, IOException, TimeoutException {
// TODO(developer): Replace these variables before running the sample.
String projectId = "YOUR-PROJECT-ID";
// Supported Languages: https://cloud.google.com/translate/docs/languages
String sourceLanguage = "your-source-language";
String targetLanguage = "your-target-language";
String inputUri = "gs://your-gcs-bucket/path/to/input/file.txt";
String outputUri = "gs://your-gcs-bucket/path/to/results/";
String modelId = "YOUR-MODEL-ID";
batchTranslateTextWithModel(
projectId, sourceLanguage, targetLanguage, inputUri, outputUri, modelId);
}
// Batch translate text using AutoML Translation model
public static void batchTranslateTextWithModel(
String projectId,
String sourceLanguage,
String targetLanguage,
String inputUri,
String outputUri,
String modelId)
throws IOException, ExecutionException, InterruptedException, TimeoutException {
// Initialize client that will be used to send requests. This client only needs to be created
// once, and can be reused for multiple requests. After completing all of your requests, call
// the "close" method on the client to safely clean up any remaining background resources.
try (TranslationServiceClient client = TranslationServiceClient.create()) {
// Supported Locations: `global`, [glossary location], or [model location]
// Glossaries must be hosted in `us-central1`
// Custom Models must use the same location as your model. (us-central1)
String location = "us-central1";
LocationName parent = LocationName.of(projectId, location);
// Configure the source of the file from a GCS bucket
GcsSource gcsSource = GcsSource.newBuilder().setInputUri(inputUri).build();
// Supported Mime Types: https://cloud.google.com/translate/docs/supported-formats
InputConfig inputConfig =
InputConfig.newBuilder().setGcsSource(gcsSource).setMimeType("text/plain").build();
// Configure where to store the output in a GCS bucket
GcsDestination gcsDestination =
GcsDestination.newBuilder().setOutputUriPrefix(outputUri).build();
OutputConfig outputConfig =
OutputConfig.newBuilder().setGcsDestination(gcsDestination).build();
// Configure the model used in the request
String modelPath =
String.format("projects/%s/locations/%s/models/%s", projectId, location, modelId);
// Build the request that will be sent to the API
BatchTranslateTextRequest request =
BatchTranslateTextRequest.newBuilder()
.setParent(parent.toString())
.setSourceLanguageCode(sourceLanguage)
.addTargetLanguageCodes(targetLanguage)
.addInputConfigs(inputConfig)
.setOutputConfig(outputConfig)
.putModels(targetLanguage, modelPath)
.build();
// Start an asynchronous request
OperationFuture<BatchTranslateResponse, BatchTranslateMetadata> future =
client.batchTranslateTextAsync(request);
System.out.println("Waiting for operation to complete...");
// random number between 300 - 450 (maximum allowed seconds)
long randomNumber = ThreadLocalRandom.current().nextInt(450, 600);
BatchTranslateResponse response = future.get(randomNumber, TimeUnit.SECONDS);
// Display the translation for each input text provided
System.out.printf("Total Characters: %s\n", response.getTotalCharacters());
System.out.printf("Translated Characters: %s\n", response.getTranslatedCharacters());
}
}
}
// [END translate_v3_batch_translate_text_with_model]