CDS :: Spring Boot 3.3.0

1.txt

$./mvnw clean package
$java -jar target demo.jar

Started Demo33Application in 1.49 seconds (process running for 2.434)
Memory footprint at startup: 40-70 MB

2.txt

$java -Djarmode=tools -jar target/demo.jar extract
$cd demo
$java -jar demo.jar

Started Demo33Application in 0.637 seconds (process running for 0.78)
Memory footprint at startup: 30-40 MB

MemoryUsageLogger.java

@Component
public class MemoryUsageLogger implements ApplicationRunner {

    private static final Logger logger = LoggerFactory.getLogger(MemoryUsageLogger.class);

    @Override
    public void run(ApplicationArguments args) {
        Runtime runtime = Runtime.getRuntime();
        long memoryUsedBytes = runtime.totalMemory() - runtime.freeMemory();
        long memoryUsedMB = memoryUsedBytes / (1024 * 1024);
        logger.info("Memory footprint at startup: {} MB", memoryUsedMB);
    }
}

pom.xml

<build>
		<finalName>demo</finalName>
		<plugins>
			...
			<plugin>
				<groupId>org.cyclonedx</groupId>
				<artifactId>cyclonedx-maven-plugin</artifactId>
			</plugin>
		</plugins>
	</build>

sbom.json

{
  "bomFormat": "CycloneDX",
  "specVersion": "1.5",
  "serialNumber": "urn:uuid:7ab5ca8a-2763-34dc-9466-656739c7c373",
  "version": 1,
  "metadata": {
    "timestamp": "2024-06-03T07:34:31Z",
    "lifecycles": [
      {
        "phase": "build"
      }
    ],
    "tools": [
      {
        "vendor": "OWASP Foundation",
        "name": "CycloneDX Maven plugin",
        "version": "2.8.0",
        "hashes": [
          {
            "alg": "MD5",
            "content": "76ffec6a7ddd46b2b24517411874eb99"
          },
          {
            "alg": "SHA-1",
            "content": "5b0d5b41975b53be4799b9621b4af0cfc41d44b6"
          },
          {
            "alg": "SHA-256",
            "content": "6852aa0f4e42a2db745bab80e384951a6a65b9215d041081d675780999027e81"
          },
          {
            "alg": "SHA-512",
            "content": "417de20fcdcb11c9713bacbd57290d8e68037fdb4553fd31b8cb08bd760ad52dc65ea88ad4be15844ad3fd5a4d3e440d2f70326f2fe1e63ec78e059c9a883f8d"
          },
          {
            "alg": "SHA-384",
            "content": "5eb755c6492e7a7385fa9a1e1f4517875bcb834b2df437808a37a2d6f5285df428741762305980315a63fcef1406597d"
          },
          {
            "alg": "SHA3-384",
            "content": "0fe16a47cf7aab0b22251dafcc39939b68e8f1778093309d8d2060b51a08df445a8b8ed5a9561669faf2e55f907c76d8"
          },
          {
            "alg": "SHA3-256",
            "content": "3e5a1eb5ab7d0797498862794709ff8eaaa071fe4cc9ec77f52db7e2f97ef487"
          },
          {
            "alg": "SHA3-512",
            "content": "59281a3e29e76270d7f44b40b5b9f05e55f1ae3ec716d80add806f360940809e3813998ac7c5758043b8e248aed73b86e37dc506cdb4cde03c16bb617d8e5a3a"
          }
        ]
      }
    ],
    "component": {
      "group": "com.example",
      "name": "demo33",
      "version": "0.0.1-SNAPSHOT",
      "description": "Demo project for Spring Boot",
      "licenses": [
        {
          "license": {
            "id": "Apache-2.0"
          }
        }
      ],
      "purl": "pkg:maven/com.example/demo33@0.0.1-SNAPSHOT?type=jar",
      "externalReferences": [
        {
          "type": "website",
          "url": "https://spring.io/projects/spring-boot/demo33"
        },
        {
          "type": "vcs",
          "url": "https://github.com/spring-projects/spring-boot/demo33"
        }
      ],
      "type": "application",
      "bom-ref": "pkg:maven/com.example/demo33@0.0.1-SNAPSHOT?type=jar"
    },