Interface to wrap google cloud java

bigtable-client-core-parent/bigtable-client-core/src/main/java/com/google/cloud/bigtable/core/IBigtableDataClient.java

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+/*
+ * Copyright 2018 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
+ *
+ *     https://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.google.cloud.bigtable.core;
+
+import com.google.api.core.ApiFuture;
+import com.google.cloud.bigtable.data.v2.models.ConditionalRowMutation;
+import com.google.cloud.bigtable.data.v2.models.ReadModifyWriteRow;
+import com.google.cloud.bigtable.data.v2.models.Row;
+import com.google.cloud.bigtable.data.v2.models.RowMutation;
+
+import java.util.concurrent.ExecutionException;
+
+/**
+ * Interface to access Bigtable data service api.
+ */
+public interface IBigtableDataClient {
+
+  /**
+   * Mutate a row atomically.
+   *
+   * @param rowMutation a {@link RowMutation} model object.
+   * @throws ExecutionException
+   * @throws InterruptedException
+   */
+  void mutateRow(RowMutation rowMutation) throws ExecutionException, InterruptedException;
+
+  /**
+   * Mutate a row atomically.
+   *
+   * @param rowMutation a {@link RowMutation} model object.
+   * @return ApiFuture</Void> returns api future.
+   * @throws InterruptedException
+   */
+  ApiFuture<Void> mutateRowAsync(RowMutation rowMutation) throws InterruptedException;
+
+  /**
+   * Perform an atomic read-modify-write operation on a row.
+   *
+   * @param readModifyWriteRow a {@link ReadModifyWriteRow} model object.
+   * @return Row a modified row.
+   * @throws ExecutionException
+   * @throws InterruptedException
+   */
+  Row readModifyWriteRow(ReadModifyWriteRow readModifyWriteRow)
+      throws ExecutionException, InterruptedException;
+
+  /**
+   * Perform an atomic read-modify-write operation on a row.
+   *
+   * @param readModifyWriteRow a {@link ReadModifyWriteRow} model object.
+   * @return ApiFuture<Row> returns future.
+   * @throws InterruptedException
+   */
+  ApiFuture<Row> readModifyWriteRowAsync(ReadModifyWriteRow readModifyWriteRow) throws InterruptedException;
+
+  /**
+   * Creates BulMutation batcher.
+   */
+  IBulkMutation createBulkMutationBatcher();
+
+  /**
+   * Mutate a row atomically dependent on a precondition.
+   *
+   * @param conditionalRowMutation a {@link ConditionalRowMutation} model object.
+   * @return ApiFuture<Boolean> returns api future.
+   */
+  ApiFuture<Boolean> checkAndMutateRowAsync(ConditionalRowMutation conditionalRowMutation);
+
+  /**
+   * Mutate a row atomically dependent on a precondition.
+   *
+   * @param conditionalRowMutation a {@link ConditionalRowMutation} model object.
+   * @return Boolean returns true if predicate returns any result.
+   * @throws ExecutionException
+   * @throws InterruptedException
+   */
+  Boolean checkAndMutateRow(ConditionalRowMutation conditionalRowMutation)
+      throws ExecutionException, InterruptedException;
+}

bigtable-client-core-parent/bigtable-client-core/src/main/java/com/google/cloud/bigtable/core/IBulkMutation.java

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+/*
+ * Copyright 2018 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
+ *
+ *     https://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.google.cloud.bigtable.core;
+
+import com.google.api.core.ApiFuture;
+import com.google.bigtable.v2.MutateRowRequest;
+import com.google.cloud.bigtable.data.v2.models.RowMutation;
+
+import java.util.concurrent.TimeUnit;
+import java.util.concurrent.TimeoutException;
+
+/**
+ * Interface to support batching multiple RowMutation request in to singe grpc request.
+ */
+public interface IBulkMutation {
+  long MAX_RPC_WAIT_TIME_NANOS = TimeUnit.MINUTES.toNanos(12);
+
+  /**
+   * Send any outstanding {@link MutateRowRequest}s and wait until all requests are complete.
+   */
+  void flush() throws InterruptedException, TimeoutException;
+
+  void sendUnsent();
+
+  /**
+   * @return false if there are any outstanding {@link MutateRowRequest} that still need to be sent.
+   */
+  boolean isFlushed();
+
+  /**
+   * Adds a {@link com.google.cloud.bigtable.data.v2.models.RowMutation} to the underlying IBulkMutation
+   * mechanism.
+   *
+   * @param rowMutation The {@link com.google.cloud.bigtable.data.v2.models.RowMutation} to add
+   * @return a {@link com.google.common.util.concurrent.SettableFuture} will be set when request is
+   * successful otherwise exception will be thrown.
+   */
+  ApiFuture<Void> add(RowMutation rowMutation);
+}