added more methods in PluginManager

demo/plugin1/pom.xml

@@ -21,7 +21,6 @@
         </license>
     </licenses>
 
-
     <properties>
         <plugin.id>welcome-plugin</plugin.id>
         <plugin.class>ro.fortsoft.pf4j.demo.welcome.WelcomePlugin</plugin.class>

pf4j/src/main/java/ro/fortsoft/pf4j/DefaultPluginManager.java

@@ -76,6 +76,11 @@ public class DefaultPluginManager implements PluginManager {
      */
     private List<PluginWrapper> disabledPlugins;
     
+    /**
+     * A list with started plugins.
+     */
+    private List<PluginWrapper> startedPlugins;
+    
     private UberClassLoader uberClassLoader;
 
     /**
@@ -93,15 +98,19 @@ public class DefaultPluginManager implements PluginManager {
      */
     public DefaultPluginManager(File pluginsDirectory) {
         this.pluginsDirectory = pluginsDirectory;
+        
         plugins = new HashMap<String, PluginWrapper>();
         pluginClassLoaders = new HashMap<String, PluginClassLoader>();
         pathToIdMap = new HashMap<String, String>();
         unresolvedPlugins = new ArrayList<PluginWrapper>();
         resolvedPlugins = new ArrayList<PluginWrapper>();
         disabledPlugins = new ArrayList<PluginWrapper>();
+        startedPlugins = new ArrayList<PluginWrapper>();
         pluginDescriptorFinder = new DefaultPluginDescriptorFinder();
         uberClassLoader = new UberClassLoader();
         extensionFinder = new DefaultExtensionFinder(uberClassLoader);
+        
+        System.setProperty("pf4j.pluginsDir", pluginsDirectory.getAbsolutePath());
     }
 
     /**
@@ -127,6 +136,10 @@ public class DefaultPluginManager implements PluginManager {
 		return disabledPlugins;
 	}
 
+	public List<PluginWrapper> getStartedPlugins() {
+		return startedPlugins;
+	}
+	
     /**
      * Start all active plugins.
      */
@@ -136,6 +149,7 @@ public class DefaultPluginManager implements PluginManager {
             try {
             	LOG.info("Start plugin '" + pluginWrapper.getDescriptor().getPluginId() + "'");
 				pluginWrapper.getPlugin().start();
+				startedPlugins.add(pluginWrapper);
 			} catch (PluginException e) {
 				LOG.error(e.getMessage(), e);
 			}

pf4j/src/main/java/ro/fortsoft/pf4j/Plugin.java

@@ -31,7 +31,7 @@ public abstract class Plugin {
     /**
      * Wrapper of the plugin.
      */
-    PluginWrapper wrapper;
+    protected PluginWrapper wrapper;
 
     /**
      * Constructor to be used by plugin manager for plugin instantiation.

pf4j/src/main/java/ro/fortsoft/pf4j/PluginClassLoader.java

@@ -21,7 +21,7 @@ import java.util.List;
  * 
  * @author Decebal Suiu
  */
-class PluginClassLoader extends URLClassLoader {
+public class PluginClassLoader extends URLClassLoader {
 
 	private static final String JAVA_PACKAGE_PREFIX = "java.";
 	private static final String JAVAX_PACKAGE_PREFIX = "javax.";

pf4j/src/main/java/ro/fortsoft/pf4j/PluginDescriptor.java

@@ -27,7 +27,7 @@ import org.apache.commons.lang.builder.ToStringStyle;
  *
  * @author Decebal Suiu
  */
-class PluginDescriptor {
+public class PluginDescriptor {
 
 	private String pluginId;
     private String pluginClass;

pf4j/src/main/java/ro/fortsoft/pf4j/PluginManager.java

@@ -27,6 +27,21 @@ public interface PluginManager {
      */
     public List<PluginWrapper> getPlugins();
 
+    /**
+     * Retrieves all resolved plugins (with resolved dependency).
+     */
+	public List<PluginWrapper> getResolvedPlugins();
+
+	/**
+	 * Retrieves all unresolved plugins (with unresolved dependency).
+	 */
+	public List<PluginWrapper> getUnresolvedPlugins();
+	
+    /**
+     * Retrieves all started plugins.
+     */
+    public List<PluginWrapper> getStartedPlugins();
+
     /**
      * Load plugins.
      */

pf4j/src/main/java/ro/fortsoft/pf4j/PluginWrapper.java

@@ -15,6 +15,8 @@ package ro.fortsoft.pf4j;
 import java.lang.reflect.Constructor;
 import java.lang.reflect.Modifier;
 
+import org.apache.commons.lang.builder.EqualsBuilder;
+import org.apache.commons.lang.builder.HashCodeBuilder;
 import org.apache.commons.lang.builder.ToStringBuilder;
 import org.apache.commons.lang.builder.ToStringStyle;
 
@@ -91,6 +93,24 @@ public class PluginWrapper {
     }
 
     @Override
+	public int hashCode() {
+    	return new HashCodeBuilder().append(descriptor.getPluginId())
+    		.toHashCode();
+	}
+
+	@Override
+	public boolean equals(Object obj) {
+		if (!(obj instanceof PluginWrapper)) {
+			return false;
+		}
+		
+		PluginWrapper wrapper = (PluginWrapper) obj;
+		
+		return new EqualsBuilder().append(descriptor.getPluginId(), wrapper.getDescriptor().getPluginId())
+			.isEquals();
+	}
+
+	@Override
     public String toString() {
         return new ToStringBuilder(this, ToStringStyle.MULTI_LINE_STYLE)
             .append("descriptor", descriptor)