Injecting CommitId Into a Spring Bean (#599)

* initial

* working

* added injection test

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "testgitrepo"]
+	path = testgitrepo
+	url = /home/prd/Development/projects/idea/tutorials/spring-boot/src/main/resources/testgitrepo/

spring-boot/pom.xml

@@ -112,7 +112,24 @@
 				<artifactId>maven-war-plugin</artifactId>
 			</plugin>
 
-		</plugins>
+            <plugin>
+                <groupId>pl.project13.maven</groupId>
+                <artifactId>git-commit-id-plugin</artifactId>
+                <version>2.2.1</version>
+                <executions>
+                    <execution>
+                        <id>get-the-git-infos</id>
+                        <goals>
+                            <goal>revision</goal>
+                        </goals>
+                    </execution>
+                </executions>
+                <configuration>
+                    <verbose>true</verbose>
+                </configuration>
+            </plugin>
+
+        </plugins>
 
 	</build>
 

spring-boot/src/main/java/com/baeldung/git/CommitIdApplication.java

@@ -0,0 +1,14 @@
+package com.baeldung.git;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.context.annotation.PropertySource;
+
+@PropertySource("classpath:/git.properties")
+@SpringBootApplication(scanBasePackages = { "com.baeldung.git"})
+public class CommitIdApplication {
+    public static void main(String[] args) {
+        SpringApplication.run(CommitIdApplication.class, args);
+    }
+}
+

spring-boot/src/main/java/com/baeldung/git/CommitInfoController.java

@@ -0,0 +1,22 @@
+package com.baeldung.git;
+
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+public class CommitInfoController {
+    @Value("${git.commit.message.short}")
+    private String commitMessage;
+
+    @Value("${git.branch}")
+    private String branch;
+
+    @Value("${git.commit.id}")
+    private String commitId;
+
+    @RequestMapping("/commitId")
+    public GitInfoDto getCommitId() {
+        return new GitInfoDto(commitMessage, branch, commitId);
+    }
+}

spring-boot/src/main/java/com/baeldung/git/GitInfoDto.java

@@ -0,0 +1,25 @@
+package com.baeldung.git;
+
+public class GitInfoDto {
+    private String commitMessage;
+    private String branch;
+    private String commitId;
+
+    public GitInfoDto(String commitMessage, String branch, String commitId) {
+        this.commitMessage = commitMessage;
+        this.branch = branch;
+        this.commitId = commitId;
+    }
+
+    public String getCommitMessage() {
+        return commitMessage;
+    }
+
+    public String getBranch() {
+        return branch;
+    }
+
+    public String getCommitId() {
+        return commitId;
+    }
+}

spring-boot/src/test/java/com/baeldung/git/CommitIdTest.java

@@ -0,0 +1,32 @@
+package com.baeldung.git;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.junit4.SpringRunner;
+
+import static org.assertj.core.api.Assertions.assertThat;
+@RunWith(SpringRunner.class)
+@ContextConfiguration(classes = CommitIdApplication.class)
+public class CommitIdTest {
+
+    @Value("${git.commit.message.short}")
+    private String commitMessage;
+
+    @Value("${git.branch}")
+    private String branch;
+
+    @Value("${git.commit.id}")
+    private String commitId;
+
+    @Test
+    public void shouldInjectGitInfoProperties() throws Exception {
+        assertThat(commitMessage).isNotNull();
+        assertThat(commitMessage).isNotEqualTo("${git.commit.message.short}");
+        assertThat(branch).isNotNull();
+        assertThat(branch).isNotEqualTo("${git.branch}");
+        assertThat(commitId).isNotNull();
+        assertThat(commitId).isNotEqualTo("${git.commit.id}");
+    }
+}

testgitrepo

@@ -0,0 +1 @@
+Subproject commit b3e635b96d114e25ca1da696acfd881b5fac28a7