From: Mathieu Baudier <mbaudier@argeo.org>
Date: Fri, 22 Mar 2013 14:08:02 +0000 (+0000)
Subject: Introduce OsgiModuleLabel
X-Git-Tag: argeo-commons-2.1.30~665
X-Git-Url: http://git.argeo.org/?a=commitdiff_plain;h=1a15a7bccf0da871e78d1bf9d9f5648b9e3a2a75;p=lgpl%2Fargeo-commons.git

Introduce OsgiModuleLabel
https://www.argeo.org/bugzilla/show_bug.cgi?id=153

git-svn-id: https://svn.argeo.org/commons/trunk@6196 4cfe0d0a-d680-48aa-b62c-e0a02a3f76cc
---

diff --git a/security/runtime/org.argeo.security.core/src/main/java/org/argeo/security/core/OsgiModuleLabel.java b/security/runtime/org.argeo.security.core/src/main/java/org/argeo/security/core/OsgiModuleLabel.java
new file mode 100644
index 000000000..45c9e16b0
--- /dev/null
+++ b/security/runtime/org.argeo.security.core/src/main/java/org/argeo/security/core/OsgiModuleLabel.java
@@ -0,0 +1,41 @@
+package org.argeo.security.core;
+
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+import org.osgi.framework.Bundle;
+import org.osgi.framework.BundleContext;
+import org.osgi.framework.Constants;
+
+/**
+ * Logs the name and version of an OSGi bundle based on its
+ * {@link BundleContext}.
+ */
+public class OsgiModuleLabel {
+	private final static Log log = LogFactory.getLog(OsgiModuleLabel.class);
+
+	private Bundle bundle;
+
+	public OsgiModuleLabel() {
+	}
+
+	/** Sets without logging. */
+	public OsgiModuleLabel(Bundle bundle) {
+		this.bundle = bundle;
+	}
+
+	/**
+	 * Retrieved bundle from a bundle context and logs it. Typically to be set
+	 * as a Spring bean.
+	 */
+	public void setBundleContext(BundleContext bundleContext) {
+		this.bundle = bundleContext.getBundle();
+		log.info(msg());
+	}
+
+	public String msg() {
+		String name = bundle.getHeaders().get(Constants.BUNDLE_NAME).toString();
+		String symbolicName = bundle.getSymbolicName();
+		String version = bundle.getVersion().toString();
+		return name + " v" + version + " (" + symbolicName + ")";
+	}
+}