webconsole/src/main/java/org/apache/felix/webconsole/internal/misc/ConfigurationRender.java - onos-felix - Gitiles

 /*
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.
  * The ASF licenses this file to You under the Apache License, Version 2.0
  * (the "License"); you may not use this file except in compliance with
  * the License.  You may obtain a copy of the License at
  *
  *      http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
 package org.apache.felix.webconsole.internal.misc;


 import java.io.IOException;
 import java.io.PrintWriter;
 import java.text.SimpleDateFormat;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collection;
 import java.util.Date;
 import java.util.Dictionary;
 import java.util.Enumeration;
 import java.util.Iterator;
 import java.util.List;
 import java.util.Locale;
 import java.util.Properties;
 import java.util.SortedMap;
 import java.util.SortedSet;
 import java.util.TreeMap;
 import java.util.TreeSet;

 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;

 import org.apache.felix.webconsole.ConfigurationPrinter;
 import org.apache.felix.webconsole.Render;
 import org.apache.felix.webconsole.internal.BaseManagementPlugin;
 import org.osgi.framework.Bundle;
 import org.osgi.framework.Constants;
 import org.osgi.framework.InvalidSyntaxException;
 import org.osgi.framework.ServiceReference;
 import org.osgi.service.cm.Configuration;
 import org.osgi.service.cm.ConfigurationAdmin;
 import org.osgi.service.prefs.BackingStoreException;
 import org.osgi.service.prefs.Preferences;
 import org.osgi.service.prefs.PreferencesService;
 import org.osgi.util.tracker.ServiceTracker;


 public class ConfigurationRender extends BaseManagementPlugin implements Render
 {

     public static final String NAME = "config";

     public static final String LABEL = "Configuration Status";

     private ServiceTracker cfgPrinterTracker;

     private int cfgPrinterTrackerCount;

     private SortedMap configurationPrinters = new TreeMap();


     public String getName()
     {
         return NAME;
     }


     public String getLabel()
     {
         return LABEL;
     }


     public void render( HttpServletRequest request, HttpServletResponse response ) throws IOException
     {

         PrintWriter pw = response.getWriter();

         pw.println( "<table class='content' cellpadding='0' cellspacing='0' width='100%'>" );

         pw.println( "<tr class='content'>" );
         pw.println( "<th class='content container'>Configuration Details</th>" );
         pw.println( "</tr>" );

         pw.println( "<tr class='content'>" );
         pw.println( "<td class='content'>" );
         pw.println( "<pre>" );

         pw.println( "*** Date: "
             + SimpleDateFormat.getDateTimeInstance( SimpleDateFormat.LONG, SimpleDateFormat.LONG, Locale.US ).format(
                 new Date() ) );
         pw.println();

         this.printSystemProperties( pw );
         this.printBundles( pw );
         this.printServices( pw );
         this.printPreferences( pw );
         this.printConfigurations( pw );

         for ( Iterator cpi = getConfigurationPrinters().iterator(); cpi.hasNext(); )
         {
             printConfigurationPrinter( pw, ( ConfigurationPrinter ) cpi.next() );
         }

         pw.println( "</pre>" );
         pw.println( "</td>" );
         pw.println( "</tr>" );
         pw.println( "</table>" );
     }


     private Collection getConfigurationPrinters()
     {
         if ( cfgPrinterTracker == null )
         {
             cfgPrinterTracker = new ServiceTracker( getBundleContext(), ConfigurationPrinter.SERVICE, null );
             cfgPrinterTracker.open();
             cfgPrinterTrackerCount = -1;
         }

         if ( cfgPrinterTrackerCount != cfgPrinterTracker.getTrackingCount() )
         {
             SortedMap cp = new TreeMap();
             Object[] services = cfgPrinterTracker.getServices();
             if ( services != null )
             {
                 for ( int i = 0; i < services.length; i++ )
                 {
                     Object srv = services[i];
                     ConfigurationPrinter cfgPrinter = ( ConfigurationPrinter ) srv;
                     cp.put( cfgPrinter.getTitle(), cfgPrinter );
                 }
             }
             configurationPrinters = cp;
             cfgPrinterTrackerCount = cfgPrinterTracker.getTrackingCount();
         }

         return configurationPrinters.values();
     }


     private void printSystemProperties( PrintWriter pw )
     {
         pw.println( "*** System properties:" );

         Properties props = System.getProperties();
         SortedSet keys = new TreeSet( props.keySet() );
         for ( Iterator ki = keys.iterator(); ki.hasNext(); )
         {
             Object key = ki.next();
             this.infoLine( pw, null, ( String ) key, props.get( key ) );
         }

         pw.println();
     }


     // This is Sling stuff, we comment it out for now
     //    private void printRawFrameworkProperties(PrintWriter pw) {
     //        pw.println("*** Raw Framework properties:");
     //
     //        File file = new File(getBundleContext().getProperty("sling.home"),
     //            "sling.properties");
     //        if (file.exists()) {
     //            Properties props = new Properties();
     //            InputStream ins = null;
     //            try {
     //                ins = new FileInputStream(file);
     //                props.load(ins);
     //            } catch (IOException ioe) {
     //                // handle or ignore
     //            } finally {
     //                IOUtils.closeQuietly(ins);
     //            }
     //
     //            SortedSet keys = new TreeSet(props.keySet());
     //            for (Iterator ki = keys.iterator(); ki.hasNext();) {
     //                Object key = ki.next();
     //                this.infoLine(pw, null, (String) key, props.get(key));
     //            }
     //
     //        } else {
     //            pw.println("  No Framework properties in " + file);
     //        }
     //
     //        pw.println();
     //    }

     private void printBundles( PrintWriter pw )
     {
         pw.println( "*** Bundles:" );
         // biz.junginger.freemem.FreeMem (1.3.0) "FreeMem Eclipse Memory
         // Monitor" [Resolved]

         Bundle[] bundles = getBundleContext().getBundles();
         SortedSet keys = new TreeSet();
         for ( int i = 0; i < bundles.length; i++ )
         {
             keys.add( this.getBundleString( bundles[i], true ) );
         }

         for ( Iterator ki = keys.iterator(); ki.hasNext(); )
         {
             this.infoLine( pw, null, null, ki.next() );
         }

         pw.println();
     }


     private void printServices( PrintWriter pw )
     {
         pw.println( "*** Services:" );

         // get the list of services sorted by service ID (ascending)
         SortedMap srMap = new TreeMap();
         try
         {
             ServiceReference[] srs = getBundleContext().getAllServiceReferences( null, null );
             for ( int i = 0; i < srs.length; i++ )
             {
                 srMap.put( srs[i].getProperty( Constants.SERVICE_ID ), srs[i] );
             }
         }
         catch ( InvalidSyntaxException ise )
         {
             // should handle, for now just print nothing, actually this is not
             // expected
         }

         for ( Iterator si = srMap.values().iterator(); si.hasNext(); )
         {
             ServiceReference sr = ( ServiceReference ) si.next();

             this.infoLine( pw, null, String.valueOf( sr.getProperty( Constants.SERVICE_ID ) ), sr
                 .getProperty( Constants.OBJECTCLASS ) );
             this.infoLine( pw, "  ", "Bundle", this.getBundleString( sr.getBundle(), false ) );

             Bundle[] users = sr.getUsingBundles();
             if ( users != null && users.length > 0 )
             {
                 List userString = new ArrayList();
                 for ( int i = 0; i < users.length; i++ )
                 {
                     userString.add( this.getBundleString( users[i], false ) );
                 }
                 this.infoLine( pw, "  ", "Using Bundles", userString );
             }

             String[] keys = sr.getPropertyKeys();
             Arrays.sort( keys );
             for ( int i = 0; i < keys.length; i++ )
             {
                 if ( !Constants.SERVICE_ID.equals( keys[i] ) && !Constants.OBJECTCLASS.equals( keys[i] ) )
                 {
                     this.infoLine( pw, "  ", keys[i], sr.getProperty( keys[i] ) );
                 }
             }

             pw.println();
         }
     }


     private void printPreferences( PrintWriter pw )
     {
         pw.println( "*** System Preferences:" );

         ServiceReference sr = getBundleContext().getServiceReference( PreferencesService.class.getName() );
         if ( sr == null )
         {
             pw.println( "  Preferences Service not registered" );
             pw.println();
             return;
         }

         PreferencesService ps = ( PreferencesService ) getBundleContext().getService( sr );
         try
         {
             this.printPreferences( pw, ps.getSystemPreferences() );

             String[] users = ps.getUsers();
             for ( int i = 0; users != null && i < users.length; i++ )
             {
                 pw.println( "*** User Preferences " + users[i] + ":" );
                 this.printPreferences( pw, ps.getUserPreferences( users[i] ) );
             }
         }
         catch ( BackingStoreException bse )
         {
             // todo or not :-)
         }
         finally
         {
             getBundleContext().ungetService( sr );
         }
     }


     private void printPreferences( PrintWriter pw, Preferences prefs ) throws BackingStoreException
     {

         String[] children = prefs.childrenNames();
         for ( int i = 0; i < children.length; i++ )
         {
             this.printPreferences( pw, prefs.node( children[i] ) );
         }

         String[] keys = prefs.keys();
         for ( int i = 0; i < keys.length; i++ )
         {
             this.infoLine( pw, null, prefs.absolutePath() + "/" + keys[i], prefs.get( keys[i], null ) );
         }

         pw.println();
     }


     private void printConfigurations( PrintWriter pw )
     {
         pw.println( "*** Configurations:" );

         ServiceReference sr = getBundleContext().getServiceReference( ConfigurationAdmin.class.getName() );
         if ( sr == null )
         {
             pw.println( "  Configuration Admin Service not registered" );
         }
         else
         {

             ConfigurationAdmin ca = ( ConfigurationAdmin ) getBundleContext().getService( sr );
             try
             {
                 Configuration[] configs = ca.listConfigurations( null );
                 if ( configs != null && configs.length > 0 )
                 {
                     SortedMap sm = new TreeMap();
                     for ( int i = 0; i < configs.length; i++ )
                     {
                         sm.put( configs[i].getPid(), configs[i] );
                     }

                     for ( Iterator mi = sm.values().iterator(); mi.hasNext(); )
                     {
                         this.printConfiguration( pw, ( Configuration ) mi.next() );
                     }
                 }
                 else
                 {
                     pw.println( "  No Configurations available" );
                 }
             }
             catch ( Exception e )
             {
                 // todo or not :-)
             }
             finally
             {
                 getBundleContext().ungetService( sr );
             }
         }

         pw.println();
     }


     private void printConfigurationPrinter( PrintWriter pw, ConfigurationPrinter cp )
     {
         pw.println( "*** " + cp.getTitle() + ":" );
         cp.printConfiguration( pw );
         pw.println();
     }


     private void printConfiguration( PrintWriter pw, Configuration config )
     {
         this.infoLine( pw, "", "PID", config.getPid() );

         if ( config.getFactoryPid() != null )
         {
             this.infoLine( pw, "  ", "Factory PID", config.getFactoryPid() );
         }

         String loc = ( config.getBundleLocation() != null ) ? config.getBundleLocation() : "Unbound";
         this.infoLine( pw, "  ", "BundleLocation", loc );

         Dictionary props = config.getProperties();
         if ( props != null )
         {
             SortedSet keys = new TreeSet();
             for ( Enumeration ke = props.keys(); ke.hasMoreElements(); )
             {
                 keys.add( ke.nextElement() );
             }

             for ( Iterator ki = keys.iterator(); ki.hasNext(); )
             {
                 String key = ( String ) ki.next();
                 this.infoLine( pw, "  ", key, props.get( key ) );
             }
         }

         pw.println();
     }


     private void infoLine( PrintWriter pw, String indent, String label, Object value )
     {
         if ( indent != null )
         {
             pw.print( indent );
         }

         if ( label != null )
         {
             pw.print( label );
             pw.print( '=' );
         }

         this.printObject( pw, value );

         pw.println();
     }


     private void printObject( PrintWriter pw, Object value )
     {
         if ( value == null )
         {
             pw.print( "null" );
         }
         else if ( value.getClass().isArray() )
         {
             this.printArray( pw, ( Object[] ) value );
         }
         else
         {
             pw.print( value );
         }
     }


     private void printArray( PrintWriter pw, Object[] values )
     {
         pw.print( '[' );
         if ( values != null && values.length > 0 )
         {
             for ( int i = 0; i < values.length; i++ )
             {
                 if ( i > 0 )
                 {
                     pw.print( ", " );
                 }
                 this.printObject( pw, values[i] );
             }
         }
         pw.print( ']' );
     }


     private String getBundleString( Bundle bundle, boolean withState )
     {
         StringBuffer buf = new StringBuffer();

         if ( bundle.getSymbolicName() != null )
         {
             buf.append( bundle.getSymbolicName() );
         }
         else if ( bundle.getLocation() != null )
         {
             buf.append( bundle.getLocation() );
         }
         else
         {
             buf.append( bundle.getBundleId() );
         }

         Dictionary headers = bundle.getHeaders();
         if ( headers.get( Constants.BUNDLE_VERSION ) != null )
         {
             buf.append( " (" ).append( headers.get( Constants.BUNDLE_VERSION ) ).append( ')' );
         }

         if ( headers.get( Constants.BUNDLE_NAME ) != null )
         {
             buf.append( " \"" ).append( headers.get( Constants.BUNDLE_NAME ) ).append( '"' );
         }

         if ( withState )
         {
             buf.append( " [" );
             switch ( bundle.getState() )
             {
                 case Bundle.INSTALLED:
                     buf.append( "Installed" );
                     break;
                 case Bundle.RESOLVED:
                     buf.append( "Resolved" );
                     break;
                 case Bundle.STARTING:
                     buf.append( "Starting" );
                     break;
                 case Bundle.ACTIVE:
                     buf.append( "Active" );
                     break;
                 case Bundle.STOPPING:
                     buf.append( "Stopping" );
                     break;
                 case Bundle.UNINSTALLED:
                     buf.append( "Uninstalled" );
                     break;
             }
             buf.append( ']' );
         }

         return buf.toString();
     }

 }
	/*
	* Licensed to the Apache Software Foundation (ASF) under one or more
	* contributor license agreements. See the NOTICE file distributed with
	* this work for additional information regarding copyright ownership.
	* The ASF licenses this file to You under the Apache License, Version 2.0
	* (the "License"); you may not use this file except in compliance with
	* the License. You may obtain a copy of the License at
	*
	* http://www.apache.org/licenses/LICENSE-2.0
	*
	* Unless required by applicable law or agreed to in writing, software
	* distributed under the License is distributed on an "AS IS" BASIS,
	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	* See the License for the specific language governing permissions and
	* limitations under the License.
	*/
	package org.apache.felix.webconsole.internal.misc;


	import java.io.IOException;
	import java.io.PrintWriter;
	import java.text.SimpleDateFormat;
	import java.util.ArrayList;
	import java.util.Arrays;
	import java.util.Collection;
	import java.util.Date;
	import java.util.Dictionary;
	import java.util.Enumeration;
	import java.util.Iterator;
	import java.util.List;
	import java.util.Locale;
	import java.util.Properties;
	import java.util.SortedMap;
	import java.util.SortedSet;
	import java.util.TreeMap;
	import java.util.TreeSet;

	import javax.servlet.http.HttpServletRequest;
	import javax.servlet.http.HttpServletResponse;

	import org.apache.felix.webconsole.ConfigurationPrinter;
	import org.apache.felix.webconsole.Render;
	import org.apache.felix.webconsole.internal.BaseManagementPlugin;
	import org.osgi.framework.Bundle;
	import org.osgi.framework.Constants;
	import org.osgi.framework.InvalidSyntaxException;
	import org.osgi.framework.ServiceReference;
	import org.osgi.service.cm.Configuration;
	import org.osgi.service.cm.ConfigurationAdmin;
	import org.osgi.service.prefs.BackingStoreException;
	import org.osgi.service.prefs.Preferences;
	import org.osgi.service.prefs.PreferencesService;
	import org.osgi.util.tracker.ServiceTracker;


	public class ConfigurationRender extends BaseManagementPlugin implements Render
	{

	public static final String NAME = "config";

	public static final String LABEL = "Configuration Status";

	private ServiceTracker cfgPrinterTracker;

	private int cfgPrinterTrackerCount;

	private SortedMap configurationPrinters = new TreeMap();


	public String getName()
	{
	return NAME;
	}


	public String getLabel()
	{
	return LABEL;
	}


	public void render( HttpServletRequest request, HttpServletResponse response ) throws IOException
	{

	PrintWriter pw = response.getWriter();

	pw.println( "<table class='content' cellpadding='0' cellspacing='0' width='100%'>" );

	pw.println( "<tr class='content'>" );
	pw.println( "<th class='content container'>Configuration Details</th>" );
	pw.println( "</tr>" );

	pw.println( "<tr class='content'>" );
	pw.println( "<td class='content'>" );
	pw.println( "<pre>" );

	pw.println( "*** Date: "
	+ SimpleDateFormat.getDateTimeInstance( SimpleDateFormat.LONG, SimpleDateFormat.LONG, Locale.US ).format(
	new Date() ) );
	pw.println();

	this.printSystemProperties( pw );
	this.printBundles( pw );
	this.printServices( pw );
	this.printPreferences( pw );
	this.printConfigurations( pw );

	for ( Iterator cpi = getConfigurationPrinters().iterator(); cpi.hasNext(); )
	{
	printConfigurationPrinter( pw, ( ConfigurationPrinter ) cpi.next() );
	}

	pw.println( "</pre>" );
	pw.println( "</td>" );
	pw.println( "</tr>" );
	pw.println( "</table>" );
	}


	private Collection getConfigurationPrinters()
	{
	if ( cfgPrinterTracker == null )
	{
	cfgPrinterTracker = new ServiceTracker( getBundleContext(), ConfigurationPrinter.SERVICE, null );
	cfgPrinterTracker.open();
	cfgPrinterTrackerCount = -1;
	}

	if ( cfgPrinterTrackerCount != cfgPrinterTracker.getTrackingCount() )
	{
	SortedMap cp = new TreeMap();
	Object[] services = cfgPrinterTracker.getServices();
	if ( services != null )
	{
	for ( int i = 0; i < services.length; i++ )
	{
	Object srv = services[i];
	ConfigurationPrinter cfgPrinter = ( ConfigurationPrinter ) srv;
	cp.put( cfgPrinter.getTitle(), cfgPrinter );
	}
	}
	configurationPrinters = cp;
	cfgPrinterTrackerCount = cfgPrinterTracker.getTrackingCount();
	}

	return configurationPrinters.values();
	}


	private void printSystemProperties( PrintWriter pw )
	{
	pw.println( "*** System properties:" );

	Properties props = System.getProperties();
	SortedSet keys = new TreeSet( props.keySet() );
	for ( Iterator ki = keys.iterator(); ki.hasNext(); )
	{
	Object key = ki.next();
	this.infoLine( pw, null, ( String ) key, props.get( key ) );
	}

	pw.println();
	}


	// This is Sling stuff, we comment it out for now
	// private void printRawFrameworkProperties(PrintWriter pw) {
	// pw.println("*** Raw Framework properties:");
	//
	// File file = new File(getBundleContext().getProperty("sling.home"),
	// "sling.properties");
	// if (file.exists()) {
	// Properties props = new Properties();
	// InputStream ins = null;
	// try {
	// ins = new FileInputStream(file);
	// props.load(ins);
	// } catch (IOException ioe) {
	// // handle or ignore
	// } finally {
	// IOUtils.closeQuietly(ins);
	// }
	//
	// SortedSet keys = new TreeSet(props.keySet());
	// for (Iterator ki = keys.iterator(); ki.hasNext();) {
	// Object key = ki.next();
	// this.infoLine(pw, null, (String) key, props.get(key));
	// }
	//
	// } else {
	// pw.println(" No Framework properties in " + file);
	// }
	//
	// pw.println();
	// }

	private void printBundles( PrintWriter pw )
	{
	pw.println( "*** Bundles:" );
	// biz.junginger.freemem.FreeMem (1.3.0) "FreeMem Eclipse Memory
	// Monitor" [Resolved]

	Bundle[] bundles = getBundleContext().getBundles();
	SortedSet keys = new TreeSet();
	for ( int i = 0; i < bundles.length; i++ )
	{
	keys.add( this.getBundleString( bundles[i], true ) );
	}

	for ( Iterator ki = keys.iterator(); ki.hasNext(); )
	{
	this.infoLine( pw, null, null, ki.next() );
	}

	pw.println();
	}


	private void printServices( PrintWriter pw )
	{
	pw.println( "*** Services:" );

	// get the list of services sorted by service ID (ascending)
	SortedMap srMap = new TreeMap();
	try
	{
	ServiceReference[] srs = getBundleContext().getAllServiceReferences( null, null );
	for ( int i = 0; i < srs.length; i++ )
	{
	srMap.put( srs[i].getProperty( Constants.SERVICE_ID ), srs[i] );
	}
	}
	catch ( InvalidSyntaxException ise )
	{
	// should handle, for now just print nothing, actually this is not
	// expected
	}

	for ( Iterator si = srMap.values().iterator(); si.hasNext(); )
	{
	ServiceReference sr = ( ServiceReference ) si.next();

	this.infoLine( pw, null, String.valueOf( sr.getProperty( Constants.SERVICE_ID ) ), sr
	.getProperty( Constants.OBJECTCLASS ) );
	this.infoLine( pw, " ", "Bundle", this.getBundleString( sr.getBundle(), false ) );

	Bundle[] users = sr.getUsingBundles();
	if ( users != null && users.length > 0 )
	{
	List userString = new ArrayList();
	for ( int i = 0; i < users.length; i++ )
	{
	userString.add( this.getBundleString( users[i], false ) );
	}
	this.infoLine( pw, " ", "Using Bundles", userString );
	}

	String[] keys = sr.getPropertyKeys();
	Arrays.sort( keys );
	for ( int i = 0; i < keys.length; i++ )
	{
	if ( !Constants.SERVICE_ID.equals( keys[i] ) && !Constants.OBJECTCLASS.equals( keys[i] ) )
	{
	this.infoLine( pw, " ", keys[i], sr.getProperty( keys[i] ) );
	}
	}

	pw.println();
	}
	}


	private void printPreferences( PrintWriter pw )
	{
	pw.println( "*** System Preferences:" );

	ServiceReference sr = getBundleContext().getServiceReference( PreferencesService.class.getName() );
	if ( sr == null )
	{
	pw.println( " Preferences Service not registered" );
	pw.println();
	return;
	}

	PreferencesService ps = ( PreferencesService ) getBundleContext().getService( sr );
	try
	{
	this.printPreferences( pw, ps.getSystemPreferences() );

	String[] users = ps.getUsers();
	for ( int i = 0; users != null && i < users.length; i++ )
	{
	pw.println( "*** User Preferences " + users[i] + ":" );
	this.printPreferences( pw, ps.getUserPreferences( users[i] ) );
	}
	}
	catch ( BackingStoreException bse )
	{
	// todo or not :-)
	}
	finally
	{
	getBundleContext().ungetService( sr );
	}
	}


	private void printPreferences( PrintWriter pw, Preferences prefs ) throws BackingStoreException
	{

	String[] children = prefs.childrenNames();
	for ( int i = 0; i < children.length; i++ )
	{
	this.printPreferences( pw, prefs.node( children[i] ) );
	}

	String[] keys = prefs.keys();
	for ( int i = 0; i < keys.length; i++ )
	{
	this.infoLine( pw, null, prefs.absolutePath() + "/" + keys[i], prefs.get( keys[i], null ) );
	}

	pw.println();
	}


	private void printConfigurations( PrintWriter pw )
	{
	pw.println( "*** Configurations:" );

	ServiceReference sr = getBundleContext().getServiceReference( ConfigurationAdmin.class.getName() );
	if ( sr == null )
	{
	pw.println( " Configuration Admin Service not registered" );
	}
	else
	{

	ConfigurationAdmin ca = ( ConfigurationAdmin ) getBundleContext().getService( sr );
	try
	{
	Configuration[] configs = ca.listConfigurations( null );
	if ( configs != null && configs.length > 0 )
	{
	SortedMap sm = new TreeMap();
	for ( int i = 0; i < configs.length; i++ )
	{
	sm.put( configs[i].getPid(), configs[i] );
	}

	for ( Iterator mi = sm.values().iterator(); mi.hasNext(); )
	{
	this.printConfiguration( pw, ( Configuration ) mi.next() );
	}
	}
	else
	{
	pw.println( " No Configurations available" );
	}
	}
	catch ( Exception e )
	{
	// todo or not :-)
	}
	finally
	{
	getBundleContext().ungetService( sr );
	}
	}

	pw.println();
	}


	private void printConfigurationPrinter( PrintWriter pw, ConfigurationPrinter cp )
	{
	pw.println( "*** " + cp.getTitle() + ":" );
	cp.printConfiguration( pw );
	pw.println();
	}


	private void printConfiguration( PrintWriter pw, Configuration config )
	{
	this.infoLine( pw, "", "PID", config.getPid() );

	if ( config.getFactoryPid() != null )
	{
	this.infoLine( pw, " ", "Factory PID", config.getFactoryPid() );
	}

	String loc = ( config.getBundleLocation() != null ) ? config.getBundleLocation() : "Unbound";
	this.infoLine( pw, " ", "BundleLocation", loc );

	Dictionary props = config.getProperties();
	if ( props != null )
	{
	SortedSet keys = new TreeSet();
	for ( Enumeration ke = props.keys(); ke.hasMoreElements(); )
	{
	keys.add( ke.nextElement() );
	}

	for ( Iterator ki = keys.iterator(); ki.hasNext(); )
	{
	String key = ( String ) ki.next();
	this.infoLine( pw, " ", key, props.get( key ) );
	}
	}

	pw.println();
	}


	private void infoLine( PrintWriter pw, String indent, String label, Object value )
	{
	if ( indent != null )
	{
	pw.print( indent );
	}

	if ( label != null )
	{
	pw.print( label );
	pw.print( '=' );
	}

	this.printObject( pw, value );

	pw.println();
	}


	private void printObject( PrintWriter pw, Object value )
	{
	if ( value == null )
	{
	pw.print( "null" );
	}
	else if ( value.getClass().isArray() )
	{
	this.printArray( pw, ( Object[] ) value );
	}
	else
	{
	pw.print( value );
	}
	}


	private void printArray( PrintWriter pw, Object[] values )
	{
	pw.print( '[' );
	if ( values != null && values.length > 0 )
	{
	for ( int i = 0; i < values.length; i++ )
	{
	if ( i > 0 )
	{
	pw.print( ", " );
	}
	this.printObject( pw, values[i] );
	}
	}
	pw.print( ']' );
	}


	private String getBundleString( Bundle bundle, boolean withState )
	{
	StringBuffer buf = new StringBuffer();

	if ( bundle.getSymbolicName() != null )
	{
	buf.append( bundle.getSymbolicName() );
	}
	else if ( bundle.getLocation() != null )
	{
	buf.append( bundle.getLocation() );
	}
	else
	{
	buf.append( bundle.getBundleId() );
	}

	Dictionary headers = bundle.getHeaders();
	if ( headers.get( Constants.BUNDLE_VERSION ) != null )
	{
	buf.append( " (" ).append( headers.get( Constants.BUNDLE_VERSION ) ).append( ')' );
	}

	if ( headers.get( Constants.BUNDLE_NAME ) != null )
	{
	buf.append( " \"" ).append( headers.get( Constants.BUNDLE_NAME ) ).append( '"' );
	}

	if ( withState )
	{
	buf.append( " [" );
	switch ( bundle.getState() )
	{
	case Bundle.INSTALLED:
	buf.append( "Installed" );
	break;
	case Bundle.RESOLVED:
	buf.append( "Resolved" );
	break;
	case Bundle.STARTING:
	buf.append( "Starting" );
	break;
	case Bundle.ACTIVE:
	buf.append( "Active" );
	break;
	case Bundle.STOPPING:
	buf.append( "Stopping" );
	break;
	case Bundle.UNINSTALLED:
	buf.append( "Uninstalled" );
	break;
	}
	buf.append( ']' );
	}

	return buf.toString();
	}

	}