Merge tag 'v2.3.20' into testing

[gpl/argeo-jcr.git] / org.argeo.slc.repo / src / org / argeo / slc / repo / osgi / OsgiProfile.java

diff --git a/org.argeo.slc.repo/src/org/argeo/slc/repo/osgi/OsgiProfile.java b/org.argeo.slc.repo/src/org/argeo/slc/repo/osgi/OsgiProfile.java
new file mode 100644 (file)
index 0000000..0d97c98
--- /dev/null
+++ b/org.argeo.slc.repo/src/org/argeo/slc/repo/osgi/OsgiProfile.java
@@ -0,0 +1,51 @@
+package org.argeo.slc.repo.osgi;
+
+import java.io.InputStream;
+import java.net.URL;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+import java.util.Properties;
+
+import org.apache.commons.io.IOUtils;
+import org.argeo.slc.SlcException;
+
+/**
+ * Wraps an OSGi profile, simplifying access to its values such as system
+ * packages, etc.
+ */
+public class OsgiProfile {
+       public final static String PROP_SYSTEM_PACKAGES = "org.osgi.framework.system.packages";
+
+       public final static OsgiProfile PROFILE_JAVA_SE_1_6 = new OsgiProfile("JavaSE-1.6.profile");
+
+       private final URL url;
+       private final Properties properties;
+
+       public OsgiProfile(URL url) {
+               this.url = url;
+               properties = new Properties();
+               InputStream in = null;
+               try {
+                       properties.load(this.url.openStream());
+               } catch (Exception e) {
+                       throw new SlcException("Cannot initalize OSGi profile " + url, e);
+               } finally {
+                       IOUtils.closeQuietly(in);
+               }
+       }
+
+       public OsgiProfile(String name) {
+               this(OsgiProfile.class.getClassLoader()
+                               .getResource('/' + OsgiProfile.class.getPackage().getName().replace('.', '/') + '/' + name));
+       }
+
+       public List<String> getSystemPackages() {
+               String[] splitted = properties.getProperty(PROP_SYSTEM_PACKAGES).split(",");
+               List<String> res = new ArrayList<String>();
+               for (String pkg : splitted) {
+                       res.add(pkg.trim());
+               }
+               return Collections.unmodifiableList(res);
+       }
+}