codebase/using-google-cloud-firestore-database-in-spring-boot [BAEL-8475] (#17415)

* adding module skeleton

* adding firestore configuration bean

* adding data model

* adding integration tests

* updating test case name

* updating timeout seconds

* updating module

* adding mainClass configuration

Author: hardikSinghBehl

gcp-firebase/pom.xml

@@ -26,19 +26,35 @@
             <artifactId>spring-boot-configuration-processor</artifactId>
             <optional>true</optional>
         </dependency>
+        <dependency>
+            <groupId>org.testcontainers</groupId>
+            <artifactId>gcloud</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.instancio</groupId>
+            <artifactId>instancio-junit</artifactId>
+            <version>${instancio.version}</version>
+            <scope>test</scope>
+        </dependency>
     </dependencies>
 
     <build>
         <plugins>
             <plugin>
                 <groupId>org.springframework.boot</groupId>
                 <artifactId>spring-boot-maven-plugin</artifactId>
+                <configuration>
+                    <mainClass>com.baeldung.gcp.firebase.firestore.Application</mainClass>
+                </configuration>
             </plugin>
         </plugins>
     </build>
 
     <properties>
-        <firebase-admin.version>9.1.1</firebase-admin.version>
+        <java.version>17</java.version>
+        <firebase-admin.version>9.3.0</firebase-admin.version>
+        <instancio.version>5.0.1</instancio.version>
     </properties>
 
 </project>

gcp-firebase/src/main/java/com/baeldung/gcp/firebase/firestore/Application.java

@@ -0,0 +1,13 @@
+package com.baeldung.gcp.firebase.firestore;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class Application {
+
+    public static void main(String[] args) {
+        SpringApplication.run(Application.class, args);
+    }
+
+}

gcp-firebase/src/main/java/com/baeldung/gcp/firebase/firestore/FirestoreConfiguration.java

@@ -0,0 +1,37 @@
+package com.baeldung.gcp.firebase.firestore;
+
+import java.io.ByteArrayInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.context.annotation.Profile;
+import org.springframework.core.io.Resource;
+
+import com.google.auth.oauth2.GoogleCredentials;
+import com.google.cloud.firestore.Firestore;
+import com.google.firebase.FirebaseApp;
+import com.google.firebase.FirebaseOptions;
+import com.google.firebase.cloud.FirestoreClient;
+
+@Configuration
+@Profile("!integration-test")
+public class FirestoreConfiguration {
+
+    @Value("classpath:/private-key.json")
+    private Resource privateKey;
+
+    @Bean
+    public Firestore firestore() throws IOException {
+        InputStream credentials = new ByteArrayInputStream(privateKey.getContentAsByteArray());
+        FirebaseOptions firebaseOptions = FirebaseOptions.builder()
+            .setCredentials(GoogleCredentials.fromStream(credentials))
+            .build();
+
+        FirebaseApp firebaseApp = FirebaseApp.initializeApp(firebaseOptions);
+        return FirestoreClient.getFirestore(firebaseApp);
+    }
+
+}

gcp-firebase/src/main/java/com/baeldung/gcp/firebase/firestore/Task.java

@@ -0,0 +1,49 @@
+package com.baeldung.gcp.firebase.firestore;
+
+import java.util.Date;
+
+public class Task {
+
+    public static final String PATH = "tasks";
+
+    private String title;
+
+    private String description;
+
+    private String status;
+
+    private Date dueDate;
+
+    public String getTitle() {
+        return title;
+    }
+
+    public void setTitle(String title) {
+        this.title = title;
+    }
+
+    public String getDescription() {
+        return description;
+    }
+
+    public void setDescription(String description) {
+        this.description = description;
+    }
+
+    public String getStatus() {
+        return status;
+    }
+
+    public void setStatus(String status) {
+        this.status = status;
+    }
+
+    public Date getDueDate() {
+        return dueDate;
+    }
+
+    public void setDueDate(Date dueDate) {
+        this.dueDate = dueDate;
+    }
+
+}

gcp-firebase/src/main/resources/private-key.json

@@ -0,0 +1,13 @@
+{
+    "type": "service_account",
+    "project_id": "<PROJECT_ID>",
+    "private_key_id": "<PRIVATE_KEY_ID>",
+    "private_key": "<PRIVATE_KEY>",
+    "client_email": "<CLIENT_EMAIL>",
+    "client_id": "<CLIENT_ID>",
+    "client_x509_cert_url": "<CLIENT_X509_CERT_URL>",
+    "auth_uri": "https://accounts.google.com/o/oauth2/auth",
+    "token_uri": "https://oauth2.googleapis.com/token",
+    "auth_provider_x509_cert_url": "https://www.googleapis.com/oauth2/v1/certs",
+    "universe_domain": "googleapis.com"
+}