migrate code from googleapis/java-optimization

optimization/snippets/pom.xml

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+<?xml version='1.0' encoding='UTF-8'?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+  <groupId>com.google.cloud</groupId>
+  <artifactId>optimization-ai-snippets</artifactId>
+  <packaging>pom</packaging>
+  <name>Google Cloud Fleet Routing Samples Parent</name>
+  <url>https://github.com/GoogleCloudPlatform/java-docs-samples/tree/main/optimization</url>
+  <description>
+    Java idiomatic client for Google Cloud Platform services.
+  </description>
+
+  <!--
+    The parent pom defines common style checks and testing strategies for our samples.
+    Removing or replacing it should not affect the execution of the samples in anyway.
+  -->
+  <parent>
+    <groupId>com.google.cloud.samples</groupId>
+    <artifactId>shared-configuration</artifactId>
+    <version>1.2.0</version>
+  </parent>
+
+  <properties>
+    <maven.compiler.target>1.8</maven.compiler.target>
+    <maven.compiler.source>1.8</maven.compiler.source>
+    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+  </properties>
+
+
+  <dependencyManagement>
+    <dependencies>
+      <dependency>
+        <groupId>com.google.cloud</groupId>
+        <artifactId>libraries-bom</artifactId>
+        <version>26.1.4</version>
+        <type>pom</type>
+        <scope>import</scope>
+      </dependency>
+    </dependencies>
+  </dependencyManagement>
+
+  <dependencies>
+    <dependency>
+      <groupId>com.google.cloud</groupId>
+      <artifactId>google-cloud-optimization</artifactId>
+      <version>1.1.14</version>
+    </dependency>
+    <dependency>
+      <groupId>com.google.cloud</groupId>
+      <artifactId>google-cloud-storage</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <version>4.13.2</version>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>com.google.truth</groupId>
+      <artifactId>truth</artifactId>
+      <version>1.1.3</version>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
+</project> 

optimization/snippets/resources/sync_request.textproto

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+# proto-file: google3/google/cloud/optimization/v1/fleet_routing.proto
+# proto-message: OptimizeToursRequest
+model {
+    shipments {
+      pickups {
+        arrival_location { latitude: 48.874507 longitude: 2.30361 }
+        time_windows {
+          start_time { seconds: 1000 }
+          end_time { seconds: 2000 }
+        }
+        duration { seconds: 150 }
+      }
+      deliveries {
+        arrival_location { latitude: 48.880942 longitude: 2.323866 }
+        time_windows {
+          start_time { seconds: 3000 }
+          end_time { seconds: 4000 }
+        }
+        duration: { seconds: 250 }
+      }
+      load_demands {
+        key: "weight"
+        value: { amount: 10 }
+      }
+    }
+    shipments {
+      pickups {
+        arrival_location { latitude: 48.880943 longitude: 2.323867 }
+        time_windows {
+          start_time { seconds: 1001 }
+          end_time { seconds: 2001 }
+        }
+        duration { seconds: 151 }
+      }
+      deliveries {
+        arrival_location { latitude: 48.880940 longitude: 2.323844 }
+        time_windows {
+          start_time { seconds: 3001 }
+          end_time { seconds: 4001 }
+        }
+        duration { seconds: 251 }
+      }
+      load_demands {
+        key: "weight"
+        value: { amount: 20 }
+      }
+    }
+    vehicles {
+      start_location { latitude: 48.863102 longitude: 2.341204 }
+      end_location { latitude: 48.863110 longitude: 2.341205 }
+      load_limits {
+        key: "weight"
+        value: { max_load: 50 }
+      }
+    }
+    vehicles {
+      start_location { latitude: 48.863112 longitude: 2.341214 }
+      end_location { latitude: 48.863120 longitude: 2.341215 }
+      load_limits {
+        key: "weight"
+        value: { max_load: 60 }
+      }
+    }
+  }

optimization/snippets/src/main/java/com/example/optimizationai/AsyncApi.java

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+/*
+ * Copyright 2022 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.optimizationai;
+
+// [START cloudoptimization_async_api]
+import com.google.api.gax.longrunning.OperationFuture;
+import com.google.cloud.optimization.v1.AsyncModelMetadata;
+import com.google.cloud.optimization.v1.BatchOptimizeToursRequest;
+import com.google.cloud.optimization.v1.BatchOptimizeToursRequest.AsyncModelConfig;
+import com.google.cloud.optimization.v1.BatchOptimizeToursResponse;
+import com.google.cloud.optimization.v1.DataFormat;
+import com.google.cloud.optimization.v1.FleetRoutingClient;
+import com.google.cloud.optimization.v1.GcsDestination;
+import com.google.cloud.optimization.v1.GcsSource;
+import com.google.cloud.optimization.v1.InputConfig;
+import com.google.cloud.optimization.v1.OutputConfig;
+
+/**
+ * This is an example to send a request to Cloud Fleet Routing asynchronous API via Java API Client.
+ * A sample async_request_java.textproto file and a sample request_model_java.json file can be found
+ * in the resources folder.
+ */
+public class AsyncApi {
+  public static void callAsyncApi() throws Exception {
+    // TODO(developer): Replace these variables before running the sample.
+    String projectParent = "projects/{YOUR_GCP_PROJECT_ID}";
+    String inputUri = "gs://YOUR_GCS_PATH";
+    String outputUri = "gs://YOUR_SOLUTION_PATH";
+    callAsyncApi(projectParent, inputUri, outputUri);
+  }
+
+  public static void callAsyncApi(String projectParent, String inputUri, String outputUri)
+      throws Exception {
+    GcsSource gcsSource = GcsSource.newBuilder().setUri(inputUri).build();
+    InputConfig inputConfig =
+        InputConfig.newBuilder().setGcsSource(gcsSource).setDataFormat(DataFormat.JSON).build();
+    GcsDestination gcsDestination = GcsDestination.newBuilder().setUri(outputUri).build();
+    OutputConfig outputConfig =
+        OutputConfig.newBuilder()
+            .setGcsDestination(gcsDestination)
+            .setDataFormat(DataFormat.JSON)
+            .build();
+
+    AsyncModelConfig asyncModelConfig =
+        AsyncModelConfig.newBuilder()
+            .setInputConfig(inputConfig)
+            .setOutputConfig(outputConfig)
+            .build();
+    BatchOptimizeToursRequest request =
+        BatchOptimizeToursRequest.newBuilder()
+            .setParent(projectParent)
+            .addModelConfigs(asyncModelConfig)
+            .build();
+
+    FleetRoutingClient fleetRoutingClient = FleetRoutingClient.create();
+    OperationFuture<BatchOptimizeToursResponse, AsyncModelMetadata> response =
+        fleetRoutingClient.batchOptimizeToursAsync(request);
+    System.out.format("the response name: %s\n", response.getInitialFuture().get().getName());
+
+    // Block to wait for the job to finish.
+    response.getPollingFuture().get();
+    if (response.getMetadata().get().getState() == AsyncModelMetadata.State.SUCCEEDED) {
+      // Code to do your stuff
+      System.out.println("Job finished successfully.");
+    } else {
+      System.out.println(
+          "Job failed with message:" + response.getPollingFuture().get().getErrorMessage());
+    }
+  }
+}
+// [END cloudoptimization_async_api]

optimization/snippets/src/main/java/com/example/optimizationai/GetOperation.java

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+/*
+ * Copyright 2022 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.optimizationai;
+
+// [START cloudoptimization_get_operation]
+import com.google.cloud.optimization.v1.FleetRoutingClient;
+import com.google.longrunning.Operation;
+import java.io.IOException;
+
+class GetOperation {
+
+  static void getOperation() throws IOException {
+    // TODO(developer): Replace these variables before running the sample.
+    String operationFullId = "projects/[projectId]/operations/[operationId]";
+    getOperation(operationFullId);
+  }
+
+  // Get the status of an operation
+  static void getOperation(String operationFullId) throws IOException {
+    // 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 (FleetRoutingClient client = FleetRoutingClient.create()) {
+      // Get the latest state of a long-running operation.
+      Operation operation = client.getOperationsClient().getOperation(operationFullId);
+
+      // Display operation details.
+      System.out.println("Operation details:");
+      System.out.format("\tName: %s\n", operation.getName());
+      System.out.format("\tMetadata Type Url: %s\n", operation.getMetadata().getTypeUrl());
+      System.out.format("\tDone: %s\n", operation.getDone());
+      if (operation.hasResponse()) {
+        System.out.format("\tResponse Type Url: %s\n", operation.getResponse().getTypeUrl());
+      }
+      if (operation.hasError()) {
+        System.out.println("\tResponse:");
+        System.out.format("\t\tError code: %s\n", operation.getError().getCode());
+        System.out.format("\t\tError message: %s\n", operation.getError().getMessage());
+      }
+    }
+  }
+}
+// [END cloudoptimization_get_operation]

optimization/snippets/src/main/java/com/example/optimizationai/SyncApi.java

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+/*
+ * Copyright 2022 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.optimizationai;
+
+// [START cloudoptimization_sync_api]
+
+import com.google.cloud.optimization.v1.FleetRoutingClient;
+import com.google.cloud.optimization.v1.OptimizeToursRequest;
+import com.google.cloud.optimization.v1.OptimizeToursResponse;
+import com.google.protobuf.Duration;
+import com.google.protobuf.TextFormat;
+import java.io.FileInputStream;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.io.Reader;
+
+/**
+ * This is an example to send a request to Cloud Fleet Routing synchronous API via Java API Client.
+ * A sample sync_request.textproto file can be found in the resources folder.
+ */
+public class SyncApi {
+  public static void callSyncApi() throws Exception {
+    // TODO(developer): Replace these variables before running the sample.
+    String projectParent = "projects/{YOUR_GCP_PROJECT_ID}";
+    String modelPath = "YOUR_MODEL_PATH";
+    callSyncApi(projectParent, modelPath);
+  }
+
+  public static void callSyncApi(String projectParent, String modelPath) throws Exception {
+    int timeoutSeconds = 100;
+    InputStream modelInputstream = new FileInputStream(modelPath);
+    Reader modelInputStreamReader = new InputStreamReader(modelInputstream);
+    OptimizeToursRequest.Builder requestBuilder =
+        OptimizeToursRequest.newBuilder()
+            .setTimeout(Duration.newBuilder().setSeconds(timeoutSeconds).build())
+            .setParent(projectParent);
+    TextFormat.getParser().merge(modelInputStreamReader, requestBuilder);
+    FleetRoutingClient fleetRoutingClient = FleetRoutingClient.create();
+    OptimizeToursResponse response = fleetRoutingClient.optimizeTours(requestBuilder.build());
+    System.out.println(response.toString());
+  }
+}
+// [END cloudoptimization_sync_api]