Merge "HealthCheckController up"

[portal.git] / portal-BE / src / main / java / org / onap / portal / service / ManifestService.java

diff --git a/portal-BE/src/main/java/org/onap/portal/service/ManifestService.java b/portal-BE/src/main/java/org/onap/portal/service/ManifestService.java
new file mode 100644 (file)
index 0000000..eb82325
--- /dev/null
+++ b/portal-BE/src/main/java/org/onap/portal/service/ManifestService.java
@@ -0,0 +1,35 @@
+package org.onap.portal.service;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.jar.Attributes;
+import java.util.jar.Manifest;
+import javax.servlet.ServletContext;
+import org.onap.portalsdk.core.logging.logic.EELFLoggerDelegate;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.annotation.EnableAspectJAutoProxy;
+import org.springframework.stereotype.Service;
+
+@Service
+@EnableAspectJAutoProxy
+public class ManifestService {
+
+    @Autowired
+    ServletContext context;
+
+    public Attributes getWebappManifest() throws IOException {
+        EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(ManifestService.class);
+        // Path to resource on classpath
+        final String MANIFEST_RESOURCE_PATH = "/META-INF/MANIFEST.MF";
+        // Manifest is formatted as Java-style properties
+        try {
+            InputStream inputStream = context.getResourceAsStream(MANIFEST_RESOURCE_PATH);
+            Manifest manifest = new Manifest(inputStream);
+            inputStream.close();
+            return manifest.getMainAttributes();
+        } catch (IOException e) {
+            logger.error(EELFLoggerDelegate.errorLogger, "getWebappManifest: failed to read/find manifest");
+            throw e;
+        }
+    }
+}