OCI GenAI Integration Examples

examples/integrations/oci/genai-cdi/pom.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+
+    Copyright (c) 2024 Oracle and/or its affiliates.
+
+    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.
+
+-->
+<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
+                             https://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <parent>
+        <groupId>io.helidon.applications</groupId>
+        <artifactId>helidon-mp</artifactId>
+        <version>4.1.2</version>
+        <relativePath/>
+    </parent>
+
+    <groupId>io.helidon.examples.integrations.oci</groupId>
+    <artifactId>helidon-examples-integrations-oci-genai-cdi</artifactId>
+    <version>1.0.0-SNAPSHOT</version>
+    <name>Helidon Examples Integration OCI GenAI CDI</name>
+    <description>CDI integration with OCI GenAI.</description>
+
+    <dependencies>
+        <dependency>
+            <groupId>io.helidon.microprofile.bundles</groupId>
+            <artifactId>helidon-microprofile</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>io.helidon.logging</groupId>
+            <artifactId>helidon-logging-jul</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>io.helidon.integrations.oci.sdk</groupId>
+            <artifactId>helidon-integrations-oci-sdk-cdi</artifactId>
+            <scope>runtime</scope>
+        </dependency>
+        <dependency>
+            <groupId>com.oracle.oci.sdk</groupId>
+            <artifactId>oci-java-sdk-generativeaiinference</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>io.smallrye</groupId>
+            <artifactId>jandex</artifactId>
+            <scope>runtime</scope>
+        </dependency>
+        <!-- Test-scoped dependencies. -->
+        <dependency>
+            <groupId>io.helidon.microprofile.testing</groupId>
+            <artifactId>helidon-microprofile-testing-junit5</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.junit.jupiter</groupId>
+            <artifactId>junit-jupiter-api</artifactId>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-dependency-plugin</artifactId>
+                <executions>
+                    <execution>
+                        <id>copy-libs</id>
+                    </execution>
+                </executions>
+            </plugin>
+            <plugin>
+                <groupId>io.smallrye</groupId>
+                <artifactId>jandex-maven-plugin</artifactId>
+                <executions>
+                    <execution>
+                        <id>make-index</id>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
+</project>

examples/integrations/oci/genai-cdi/src/main/java/io/helidon/examples/integrations/oci/genai/cdi/GenAiResource.java

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+/*
+ * Copyright (c) 2024 Oracle and/or its affiliates.
+ *
+ * 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 io.helidon.examples.integrations.oci.genai.cdi;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+import com.oracle.bmc.generativeaiinference.GenerativeAiInferenceClient;
+import com.oracle.bmc.generativeaiinference.requests.ChatRequest;
+import com.oracle.bmc.generativeaiinference.responses.ChatResponse;
+import com.oracle.bmc.generativeaiinference.model.ChatContent;
+import com.oracle.bmc.generativeaiinference.model.ChatDetails;
+import com.oracle.bmc.generativeaiinference.model.ChatResult;
+import com.oracle.bmc.generativeaiinference.model.GenericChatRequest;
+import com.oracle.bmc.generativeaiinference.model.Message;
+import com.oracle.bmc.generativeaiinference.model.OnDemandServingMode;
+import com.oracle.bmc.generativeaiinference.model.TextContent;
+import com.oracle.bmc.generativeaiinference.model.UserMessage;
+import com.oracle.bmc.Region;
+
+import jakarta.inject.Inject;
+import jakarta.ws.rs.core.MediaType;
+import jakarta.ws.rs.GET;
+import jakarta.ws.rs.Path;
+import jakarta.ws.rs.Produces;
+import jakarta.ws.rs.QueryParam;
+import org.eclipse.microprofile.config.inject.ConfigProperty;
+
+/**
+ * JAX-RS resource - REST API for the Gen AI example.
+ */
+@Path("/genai")
+public class GenAiResource {
+    private static final Logger LOGGER = Logger.getLogger(GenAiResource.class.getName());
+
+    private final GenerativeAiInferenceClient generativeAiInferenceClient;
+
+    @Inject
+    @ConfigProperty(name="oci.genai.compartment.id")
+    private String COMPARTMENT_ID;
+
+    @Inject
+    @ConfigProperty(name="oci.genai.model.id")
+    private String MODEL_ID;
+
+    @Inject
+    GenAiResource(GenerativeAiInferenceClient generativeAiInferenceClient,
+                  @ConfigProperty(name = "oci.genai.region") String region) {
+        this.generativeAiInferenceClient = generativeAiInferenceClient;
+        generativeAiInferenceClient.setRegion(Region.valueOf(region));
+    }
+
+    @GET
+    @Produces(MediaType.APPLICATION_JSON)
+    @Path("chat")
+    public String chatModelAsk(@QueryParam("userMessage") String userMessage) {
+        LOGGER.log(Level.INFO, "UserMessage is: "  + userMessage);
+        ChatContent content = TextContent.builder()
+                .text(userMessage)
+                .build();
+        List<ChatContent> contents = new ArrayList<>();
+        contents.add(content);
+        Message message = UserMessage.builder()
+                .content(contents)
+                .build();
+        List<Message> messages = new ArrayList<>();
+        messages.add(message);
+        GenericChatRequest chatRequest = GenericChatRequest.builder()
+                .messages(messages)
+                .isStream(false)
+                .build();
+        ChatDetails details = ChatDetails.builder()
+                .servingMode(OnDemandServingMode.builder().modelId(MODEL_ID).build())
+                .compartmentId(COMPARTMENT_ID)
+                .chatRequest(chatRequest)
+                .build();
+        ChatRequest request = ChatRequest.builder()
+                .chatDetails(details)
+                .build();
+        ChatResponse response = generativeAiInferenceClient.chat(request);
+        ChatResult chatResult = response.getChatResult();
+        LOGGER.log(Level.INFO, "Chat Result is: "  + chatResult.toString());
+        return chatResult.toString();
+    }
+}
+

examples/integrations/oci/genai-cdi/src/main/java/io/helidon/examples/integrations/oci/genai/cdi/package-info.java

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+/*
+ * Copyright (c) 2024 Oracle and/or its affiliates.
+ *
+ * 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.
+ */
+
+/**
+ * Example of integration with OCI GenAI in Helidon MP application.
+ */
+package io.helidon.examples.integrations.oci.genai.cdi;

examples/integrations/oci/genai-cdi/src/main/resources/META-INF/beans.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+
+    Copyright (c) 2024 Oracle and/or its affiliates.
+
+    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.
+
+-->
+<beans xmlns="https://jakarta.ee/xml/ns/jakartaee"
+       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+       xsi:schemaLocation="https://jakarta.ee/xml/ns/jakartaee
+                           https://jakarta.ee/xml/ns/jakartaee/beans_4_0.xsd"
+       version="4.0"
+       bean-discovery-mode="annotated">
+</beans>

examples/integrations/oci/genai-cdi/src/main/resources/META-INF/microprofile-config.properties

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+# Microprofile server properties
+server.port=8080
+server.host=0.0.0.0
+
+# OCI Auth related properties
+# https://helidon.io/docs/latest/apidocs/io.helidon.integrations.oci.sdk.cdi/io/helidon/integrations/oci/sdk/cdi/OciExtension.html
+# config,config-file,session-token-config-file,session-token-builder,instance-principals,resource-principal,oke-workload-identity
+oci.auth-strategies=session-token-config-file
+oci.config.profile=helidonocidev
+
+# OCI GenAI related properties
+# https://docs.oracle.com/en-us/iaas/tools/java/3.53.1/com/oracle/bmc/Region.html
+oci.genai.region=us-chicago-1
+oci.genai.compartment.id=ocid1.compartment.oc1..aaaaaaaaiwoctrgf6w6rtq7az62fabscwgzbax2iepwu2qlub5qzcvabn5wa
+oci.genai.model.id=ocid1.generativeaimodel.oc1.us-chicago-1.amaaaaaask7dceyaiir6nnhmlgwvh37dr2mvragxzszqmz3hok52pcgmpqta

examples/integrations/oci/genai-cdi/src/main/resources/logging.properties

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+
+# Example Logging Configuration File
+# For more information see $JAVA_HOME/jre/lib/logging.properties
+
+# Send messages to the console
+handlers=io.helidon.logging.jul.HelidonConsoleHandler
+
+# HelidonConsoleHandler uses a SimpleFormatter subclass that replaces "!thread!" with the current thread
+java.util.logging.SimpleFormatter.format=%1$tY.%1$tm.%1$td %1$tH:%1$tM:%1$tS %4$s %3$s !thread!: %5$s%6$s%n
+
+# Global logging level. Can be overridden by specific loggers
+.level=INFO
+
+# Quiet Weld
+org.jboss.level=WARNING
+
+# Component specific log levels
+#io.helidon.config.level=INFO
+#io.helidon.security.level=INFO
+#io.helidon.common.level=INFO

examples/integrations/oci/genai-cdi/src/test/java/io/helidon/examples/integrations/oci/genai/cdi/GenAiResourceTest.java

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+package io.helidon.examples.integrations.oci.genai.cdi;
+
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+import org.junit.jupiter.api.Test;
+
+import io.helidon.microprofile.testing.junit5.HelidonTest;
+import jakarta.inject.Inject;
+import jakarta.ws.rs.client.WebTarget;
+import jakarta.ws.rs.core.MediaType;
+
+@HelidonTest
+public class GenAiResourceTest {
+
+    private static final String APP_URL = "/genai/";
+
+    @Inject
+    private WebTarget target;
+
+    private static String appUrl(String path) {
+        return APP_URL + path;
+    }
+
+    @Test
+    public void testChatModelAsk() {
+        String answer = target.path(appUrl("chat"))
+                .queryParam("userMessage", "Which are the most used Large Language Models?")
+                .request(MediaType.APPLICATION_JSON)
+                .get(String.class);
+        assertTrue(answer.contains("BERT"), "actual: " + answer);
+    }
+
+}