Examples with TableName com.google.cloud.bigquery.storage.v1beta2.TableName used on opensource projects

Example 41 with TableName

use of com.google.cloud.bigquery.storage.v1beta2.TableName in project gapic-generator-java by googleapis.

the class SyncCheckAndMutateRowTablenameBytestringRowfilterListmutationListmutation method syncCheckAndMutateRowTablenameBytestringRowfilterListmutationListmutation.

public static void syncCheckAndMutateRowTablenameBytestringRowfilterListmutationListmutation() throws Exception {
    // It may require modifications to work in your environment.
    try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
        TableName tableName = TableName.of("[PROJECT]", "[INSTANCE]", "[TABLE]");
        ByteString rowKey = ByteString.EMPTY;
        RowFilter predicateFilter = RowFilter.newBuilder().build();
        List<Mutation> trueMutations = new ArrayList<>();
        List<Mutation> falseMutations = new ArrayList<>();
        CheckAndMutateRowResponse response = baseBigtableDataClient.checkAndMutateRow(tableName, rowKey, predicateFilter, trueMutations, falseMutations);
    }
}

Example 42 with TableName

use of com.google.cloud.bigquery.storage.v1beta2.TableName in project gapic-generator-java by googleapis.

the class SyncCheckAndMutateRowTablenameBytestringRowfilterListmutationListmutationString method syncCheckAndMutateRowTablenameBytestringRowfilterListmutationListmutationString.

public static void syncCheckAndMutateRowTablenameBytestringRowfilterListmutationListmutationString() throws Exception {
    // It may require modifications to work in your environment.
    try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
        TableName tableName = TableName.of("[PROJECT]", "[INSTANCE]", "[TABLE]");
        ByteString rowKey = ByteString.EMPTY;
        RowFilter predicateFilter = RowFilter.newBuilder().build();
        List<Mutation> trueMutations = new ArrayList<>();
        List<Mutation> falseMutations = new ArrayList<>();
        String appProfileId = "appProfileId704923523";
        CheckAndMutateRowResponse response = baseBigtableDataClient.checkAndMutateRow(tableName, rowKey, predicateFilter, trueMutations, falseMutations, appProfileId);
    }
}

Example 43 with TableName

use of com.google.cloud.bigquery.storage.v1beta2.TableName in project gapic-generator-java by googleapis.

the class SyncMutateRowTablenameBytestringListmutation method syncMutateRowTablenameBytestringListmutation.

public static void syncMutateRowTablenameBytestringListmutation() throws Exception {
    // It may require modifications to work in your environment.
    try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
        TableName tableName = TableName.of("[PROJECT]", "[INSTANCE]", "[TABLE]");
        ByteString rowKey = ByteString.EMPTY;
        List<Mutation> mutations = new ArrayList<>();
        MutateRowResponse response = baseBigtableDataClient.mutateRow(tableName, rowKey, mutations);
    }
}

Example 44 with TableName

use of com.google.cloud.bigquery.storage.v1beta2.TableName in project java-bigquerystorage by googleapis.

the class WritePendingStream method writePendingStream.

public static void writePendingStream(String projectId, String datasetName, String tableName) throws DescriptorValidationException, InterruptedException, IOException {
    try (BigQueryWriteClient client = BigQueryWriteClient.create()) {
        // Initialize a write stream for the specified table.
        // For more information on WriteStream.Type, see:
        // https://googleapis.dev/java/google-cloud-bigquerystorage/latest/com/google/cloud/bigquery/storage/v1/WriteStream.Type.html
        WriteStream stream = WriteStream.newBuilder().setType(WriteStream.Type.PENDING).build();
        TableName parentTable = TableName.of(projectId, datasetName, tableName);
        CreateWriteStreamRequest createWriteStreamRequest = CreateWriteStreamRequest.newBuilder().setParent(parentTable.toString()).setWriteStream(stream).build();
        WriteStream writeStream = client.createWriteStream(createWriteStreamRequest);
        // https://googleapis.dev/java/google-cloud-bigquerystorage/latest/com/google/cloud/bigquery/storage/v1beta2/JsonStreamWriter.html
        try (JsonStreamWriter writer = JsonStreamWriter.newBuilder(writeStream.getName(), writeStream.getTableSchema()).build()) {
            // Write two batches to the stream, each with 10 JSON records.
            for (int i = 0; i < 2; i++) {
                // Create a JSON object that is compatible with the table schema.
                JSONArray jsonArr = new JSONArray();
                for (int j = 0; j < 10; j++) {
                    JSONObject record = new JSONObject();
                    record.put("col1", String.format("batch-record %03d-%03d", i, j));
                    jsonArr.put(record);
                }
                ApiFuture<AppendRowsResponse> future = writer.append(jsonArr);
                AppendRowsResponse response = future.get();
            }
            FinalizeWriteStreamResponse finalizeResponse = client.finalizeWriteStream(writeStream.getName());
            System.out.println("Rows written: " + finalizeResponse.getRowCount());
        }
        // Commit the streams.
        BatchCommitWriteStreamsRequest commitRequest = BatchCommitWriteStreamsRequest.newBuilder().setParent(parentTable.toString()).addWriteStreams(writeStream.getName()).build();
        BatchCommitWriteStreamsResponse commitResponse = client.batchCommitWriteStreams(commitRequest);
        // If the response does not have a commit time, it means the commit operation failed.
        if (commitResponse.hasCommitTime() == false) {
            for (StorageError err : commitResponse.getStreamErrorsList()) {
                System.out.println(err.getErrorMessage());
            }
            throw new RuntimeException("Error committing the streams");
        }
        System.out.println("Appended and committed records successfully.");
    } catch (ExecutionException e) {
        // If the wrapped exception is a StatusRuntimeException, check the state of the operation.
        // If the state is INTERNAL, CANCELLED, or ABORTED, you can retry. For more information, see:
        // https://grpc.github.io/grpc-java/javadoc/io/grpc/StatusRuntimeException.html
        System.out.println(e);
    }
}

Example 45 with TableName

use of com.google.cloud.bigquery.storage.v1beta2.TableName in project java-bigquerystorage by googleapis.

the class AppendCompleteCallback method writeToDefaultStream.

// writeToDefaultStream: Writes records from the source file to the destination table.
public static void writeToDefaultStream(String projectId, String datasetName, String tableName, String dataFile) throws DescriptorValidationException, InterruptedException, IOException {
    BigQuery bigquery = BigQueryOptions.getDefaultInstance().getService();
    // Get the schema of the destination table and convert to the equivalent BigQueryStorage type.
    Table table = bigquery.getTable(datasetName, tableName);
    Schema schema = table.getDefinition().getSchema();
    TableSchema tableSchema = BqToBqStorageSchemaConverter.convertTableSchema(schema);
    // Use the JSON stream writer to send records in JSON format.
    TableName parentTable = TableName.of(projectId, datasetName, tableName);
    try (JsonStreamWriter writer = JsonStreamWriter.newBuilder(parentTable.toString(), tableSchema).build()) {
        // Read JSON data from the source file and send it to the Write API.
        BufferedReader reader = new BufferedReader(new FileReader(dataFile));
        String line = reader.readLine();
        while (line != null) {
            // As a best practice, send batches of records, instead of single records at a time.
            JSONArray jsonArr = new JSONArray();
            for (int i = 0; i < 100; i++) {
                JSONObject record = new JSONObject(line);
                jsonArr.put(record);
                line = reader.readLine();
                if (line == null) {
                    break;
                }
            }
            // batch
            ApiFuture<AppendRowsResponse> future = writer.append(jsonArr);
            // The append method is asynchronous. Rather than waiting for the method to complete,
            // which can hurt performance, register a completion callback and continue streaming.
            ApiFutures.addCallback(future, new AppendCompleteCallback(), MoreExecutors.directExecutor());
        }
    }
}