Attachment 52987 Details for Bug 162415 – Console service patch (proposal)

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[patch] Console service patch (proposal)

162415_org.eclipse.osgi.patch (text/plain), 35.58 KB, created by Thomas Watson

on 2006-10-31 09:14:26 EST

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Creator: Thomas Watson

Created: 2006-10-31 09:14:26 EST

Size: 35.58 KB

patch

obsolete

>### Eclipse Workspace Patch 1.0
>#P org.eclipse.osgi
>Index: console/src/org/eclipse/osgi/framework/internal/core/FrameworkCommandInterpreter.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.osgi/console/src/org/eclipse/osgi/framework/internal/core/FrameworkCommandInterpreter.java,v
>retrieving revision 1.14
>diff -u -r1.14 FrameworkCommandInterpreter.java
>--- console/src/org/eclipse/osgi/framework/internal/core/FrameworkCommandInterpreter.java	10 May 2006 16:17:28 -0000	1.14
>+++ console/src/org/eclipse/osgi/framework/internal/core/FrameworkCommandInterpreter.java	31 Oct 2006 14:17:15 -0000
>@@ -11,14 +11,8 @@
> 
> package org.eclipse.osgi.framework.internal.core;
> 
>-import java.io.*;
>-import java.lang.reflect.*;
>-import java.net.URL;
>-import java.util.*;
> import org.eclipse.osgi.framework.console.CommandInterpreter;
>-import org.eclipse.osgi.framework.console.CommandProvider;
>-import org.eclipse.osgi.util.NLS;
>-import org.osgi.framework.Bundle;
>+
> 
> /**
> * This class knows how to parse and execute the command line arguments to the FrameworkConsole.
>@@ -30,21 +24,11 @@
> *
> * FrameworkCommandInterpreter provides several print methods which handle the "More" command.
> */
>-public class FrameworkCommandInterpreter implements CommandInterpreter {
>+public class FrameworkCommandInterpreter extends BaseCommandInterpreter {
>+	/** Strings used to format other strings */
>+	private static final String tab = "\t"; //$NON-NLS-1$
> 
>-	/** The command line in StringTokenizer form */
>-	private StringTokenizer tok;
>-	/** The active CommandProviders */
>-	private Object[] commandProviders;
>-	/** The FrameworkConsole */
> 	private FrameworkConsole con;
>-	/** The stream to send output to */
>-	private PrintWriter out;
>-
>-	/** Strings used to format other strings */
>-	private String tab = "\t"; //$NON-NLS-1$
>-	private String newline = "\r\n"; //$NON-NLS-1$
>-	private boolean firstCommand = true;
> 
> 	/**
> 	 * The maximum number of lines to print without user prompt.
>@@ -60,44 +44,10 @@
> 	 * the input parms.
> 	 */
> 	public FrameworkCommandInterpreter(String cmdline, Object[] commandProviders, FrameworkConsole con) {
>-		tok = new StringTokenizer(cmdline);
>-		this.commandProviders = commandProviders;
>+		super(cmdline, commandProviders, con.out);
> 		this.con = con;
>-		this.out = con.getWriter();
> 	}
> 
>-	/**
>-	 Get the next argument in the input.
>-	 
>-	 E.g. if the commandline is hello world, the _hello method
>-	 will get "world" as the first argument.
>-	 
>-	 @return A string containing the next argument on the command line
>-	 */
>-	public String nextArgument() {
>-		if (tok == null || !tok.hasMoreElements()) {
>-			return null;
>-		}
>-		String token = tok.nextToken();
>-		//check for quotes
>-		int index = token.indexOf('"');
>-		if (index != -1) {
>-			//if we only have one quote, find the second quote
>-			if (index == token.lastIndexOf('"')) {
>-				token += tok.nextToken("\""); //$NON-NLS-1$
>-			}
>-			StringBuffer buf = new StringBuffer(token);
>-
>-			//strip quotes
>-			while (index != -1) {
>-				buf.deleteCharAt(index);
>-				token = buf.toString();
>-				index = token.indexOf('"');
>-			}
>-			return buf.toString();
>-		}
>-		return (token);
>-	}
> 
> 	/**
> 	 Execute a command line as if it came from the end user.
>@@ -111,9 +61,6 @@
> 	 @return The object returned by the method executed.
> 	 */
> 	public Object execute(String cmd) {
>-		if (!firstCommand)
>-			return innerExecute(cmd);
>-		firstCommand = false;
> 		resetLineCount();
> 		Object retval = null;
> 		// handle "more" command here
>@@ -134,52 +81,7 @@
> 			}
> 			return retval;
> 		}
>-		Class[] parameterTypes = new Class[] {CommandInterpreter.class};
>-		Object[] parameters = new Object[] {this};
>-		boolean executed = false;
>-		int size = commandProviders.length;
>-		for (int i = 0; !executed && (i < size); i++) {
>-			try {
>-				Object target = commandProviders[i];
>-				Method method = target.getClass().getMethod("_" + cmd, parameterTypes); //$NON-NLS-1$
>-				retval = method.invoke(target, parameters);
>-				executed = true; // stop after the command has been found
>-			} catch (NoSuchMethodException ite) {
>-				// keep going - maybe another command provider will be able to execute this command
>-			} catch (InvocationTargetException ite) {
>-				executed = true; // don't want to keep trying - we found the method but got an error
>-				printStackTrace(ite.getTargetException());
>-			} catch (Exception ee) {
>-				executed = true; // don't want to keep trying - we got an error we don't understand
>-				printStackTrace(ee);
>-			}
>-		}
>-		// if no command was found to execute, display help for all registered command providers
>-		if (!executed) {
>-			for (int i = 0; i < size; i++) {
>-				try {
>-					CommandProvider commandProvider = (CommandProvider) commandProviders[i];
>-					out.print(commandProvider.getHelp());
>-					out.flush();
>-				} catch (Exception ee) {
>-					printStackTrace(ee);
>-				}
>-			}
>-			// call help for the more command provided by this class
>-			out.print(getHelp());
>-			out.flush();
>-		}
>-		return retval;
>-	}
>-
>-	private Object innerExecute(String cmd) {
>-		if (cmd != null && cmd.length() > 0) {
>-			CommandInterpreter intcp = new FrameworkCommandInterpreter(cmd, commandProviders, con);
>-			String command = intcp.nextArgument();
>-			if (command != null)
>-				return intcp.execute(command);
>-		}
>-		return null;
>+		return super.execute(cmd);
> 	}
> 
> 	/**
>@@ -208,7 +110,6 @@
> 		if (lines < 0) {
> 			throw new IllegalArgumentException(ConsoleMsg.CONSOLE_LINES_TO_SCROLL_NEGATIVE_ERROR); 
> 		}
>-
> 		maxLineCount = lines;
> 	}
> 
>@@ -220,157 +121,11 @@
> 	}
> 
> 	/**
>-	 * Prints a string to the output medium (appended with newline character).
>-	 * 
>-	 * This method does not increment the line counter for the 'more' prompt.
>-	 *
>-	 * @param o the string to be printed
>-	 */
>-	private void printline(Object o) {
>-		print(o + newline);
>-	}
>-
>-	/**
>-	 * Prints an object to the outputstream
>-	 *
>-	 * @param o	the object to be printed
>-	 */
>-	public void print(Object o) {
>-		synchronized (out) {
>-			check4More();
>-			out.print(o);
>-			out.flush();
>-		}
>-	}
>-
>-	/**
>-	 * Prints a empty line to the outputstream
>-	 */
>-	public void println() {
>-		println(""); //$NON-NLS-1$
>-	}
>-
>-	/**
>-	 * Print a stack trace including nested exceptions.
>-	 * @param t The offending exception
>-	 */
>-	public void printStackTrace(Throwable t) {
>-		t.printStackTrace(out);
>-
>-		Method[] methods = t.getClass().getMethods();
>-
>-		int size = methods.length;
>-		Class throwable = Throwable.class;
>-
>-		for (int i = 0; i < size; i++) {
>-			Method method = methods[i];
>-
>-			if (Modifier.isPublic(method.getModifiers()) && method.getName().startsWith("get") && throwable.isAssignableFrom(method.getReturnType()) && (method.getParameterTypes().length == 0)) { //$NON-NLS-1$
>-				try {
>-					Throwable nested = (Throwable) method.invoke(t, null);
>-
>-					if ((nested != null) && (nested != t)) {
>-						out.println(ConsoleMsg.CONSOLE_NESTED_EXCEPTION);
>-						printStackTrace(nested);
>-					}
>-				} catch (IllegalAccessException e) {
>-				} catch (InvocationTargetException e) {
>-				}
>-			}
>-		}
>-	}
>-
>-	/**
>-	 * Prints an object to the output medium (appended with newline character).
>-	 * 
>-	 * If running on the target environment, the user is prompted with '--more'
>-	 * if more than the configured number of lines have been printed without user prompt.
>-	 * This enables the user of the program to have control over scrolling.
>-	 * 
>-	 * For this to work properly you should not embed "\n" etc. into the string.
>-	 *
>-	 * @param	o	the object to be printed
>-	 */
>-	public void println(Object o) {
>-		if (o == null) {
>-			return;
>-		}
>-		synchronized (out) {
>-			check4More();
>-			printline(o);
>-			currentLineCount++;
>-			currentLineCount += o.toString().length() / 80;
>-		}
>-	}
>-
>-	/**
>-	 * Prints the given dictionary sorted by keys.
>-	 *
>-	 * @param dic	the dictionary to print
>-	 * @param title	the header to print above the key/value pairs
>-	 */
>-	public void printDictionary(Dictionary dic, String title) {
>-		if (dic == null)
>-			return;
>-
>-		int count = dic.size();
>-		String[] keys = new String[count];
>-		Enumeration keysEnum = dic.keys();
>-		int i = 0;
>-		while (keysEnum.hasMoreElements()) {
>-			keys[i++] = (String) keysEnum.nextElement();
>-		}
>-		Util.sort(keys);
>-
>-		if (title != null) {
>-			println(title);
>-		}
>-		for (i = 0; i < count; i++) {
>-			println(" " + keys[i] + " = " + dic.get(keys[i])); //$NON-NLS-1$//$NON-NLS-2$
>-		}
>-		println();
>-	}
>-
>-	/**
>-	 * Prints the given bundle resource if it exists
>-	 *
>-	 * @param bundle	the bundle containing the resource
>-	 * @param resource	the resource to print
>-	 */
>-	public void printBundleResource(Bundle bundle, String resource) {
>-		URL entry = null;
>-		entry = bundle.getEntry(resource);
>-		if (entry != null) {
>-			try {
>-				println(resource);
>-				InputStream in = entry.openStream();
>-				byte[] buffer = new byte[1024];
>-				int read = 0;
>-				try {
>-					while ((read = in.read(buffer)) != -1)
>-						print(new String(buffer, 0, read));
>-				} finally {
>-					if (in != null) {
>-						try {
>-							in.close();
>-						} catch (IOException e) {
>-						}
>-					}
>-				}
>-			} catch (Exception e) {
>-				System.err.println(NLS.bind(ConsoleMsg.CONSOLE_ERROR_READING_RESOURCE, resource));
>-			}
>-		} else {
>-			println(NLS.bind(ConsoleMsg.CONSOLE_RESOURCE_NOT_IN_BUNDLE, resource, bundle.toString())); 
>-		}
>-	}
>-
>-	/**
> 	 * Displays the more... prompt if the max line count has been reached 
> 	 * and waits for the operator to hit enter.
> 	 *
> 	 */
>-	private void check4More() {
>+	protected void check4More() {
> 		int max = getMaximumLinesToScroll();
> 		if (max > 0) {
> 			if (currentLineCount >= max) {
>@@ -407,7 +162,7 @@
> 	 * Toggles the use of the more prompt for displayed output.
> 	 *
> 	 */
>-	public void _more() throws Exception {
>+	private void _more() throws Exception {
> 		if (confirm(ConsoleMsg.CONSOLE_CONFIRM_MORE, true)) {
> 			int lines = prompt(newline + ConsoleMsg.CONSOLE_MORE_ENTER_LINES, 24);
> 			setMaximumLinesToScroll(lines);
>@@ -430,7 +185,7 @@
> 	 *
> 	 * @return	<code>true</code> if the user confirms; <code>false</code> otherwise.
> 	 */
>-	protected boolean confirm(String string, boolean defaultAnswer) {
>+	private boolean confirm(String string, boolean defaultAnswer) {
> 		synchronized (out) {
> 			if (string.length() > 0) {
> 				print(string);
>@@ -452,7 +207,7 @@
> 		return input.toLowerCase().charAt(0) == ConsoleMsg.CONSOLE_Y.charAt(0);
> 	}
> 
>-	/**
>+	/*
> 	 * Prompts the user for input from the input medium providing a default value.
> 	 *
> 	 * @param	string			the message to present to the user
>@@ -461,7 +216,7 @@
> 	 * @return	The user provided string or the defaultAnswer,
> 	 *			if user provided string was empty.
> 	 */
>-	protected String prompt(String string, String defaultAnswer) {
>+	private String prompt(String string, String defaultAnswer) {
> 		if (string.length() > 0) {
> 			if (defaultAnswer.length() > 0) {
> 				StringBuffer buf = new StringBuffer(256);
>@@ -484,7 +239,7 @@
> 		return defaultAnswer;
> 	}
> 
>-	/**
>+	/*
> 	 * Prompts the user for input of a positive integer.
> 	 *
> 	 * @param	string			the message to present to the user
>@@ -493,7 +248,7 @@
> 	 * @return	The user provided integer or the defaultAnswer,
> 	 *			if user provided an empty input.
> 	 */
>-	protected int prompt(String string, int defaultAnswer) {
>+	private int prompt(String string, int defaultAnswer) {
> 		Integer i = new Integer(defaultAnswer);
> 		int answer;
> 		for (int j = 0; j < 3; j++) {
>@@ -510,4 +265,12 @@
> 		println(ConsoleMsg.CONSOLE_TOO_MUCH_INVALID_INPUT);
> 		return defaultAnswer;
> 	}
>+
>+	protected CommandInterpreter getInnerCommandInterpreter(String cmd) {
>+		return new FrameworkCommandInterpreter(cmd, commandProviders, con);
>+	}
>+
>+	protected void incrementLineCount(int i) {
>+		currentLineCount += i;
>+	}
> }
>Index: console/src/org/eclipse/osgi/framework/internal/core/FrameworkConsole.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.osgi/console/src/org/eclipse/osgi/framework/internal/core/FrameworkConsole.java,v
>retrieving revision 1.16
>diff -u -r1.16 FrameworkConsole.java
>--- console/src/org/eclipse/osgi/framework/internal/core/FrameworkConsole.java	16 Jun 2006 13:38:50 -0000	1.16
>+++ console/src/org/eclipse/osgi/framework/internal/core/FrameworkConsole.java	31 Oct 2006 14:17:15 -0000
>@@ -36,8 +36,6 @@
> 	protected OSGi osgi;
> 	/** The command line arguments passed at launch time*/
> 	protected String[] args;
>-	/** The OSGi Command Provider */
>-	protected CommandProvider osgicp;
> 	/** A tracker containing the service object of all registered command providers */
> 	protected ServiceTracker cptracker;
> 
>@@ -190,7 +188,7 @@
> 		cptracker.open();
> 
> 		// register the OSGi command provider
>-		osgicp = new FrameworkCommandProvider(osgi);
>+		FrameworkCommandProvider.getInstance(osgi.framework);
> 
> 	}
> 
>Index: console/src/org/eclipse/osgi/framework/internal/core/FrameworkCommandProvider.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.osgi/console/src/org/eclipse/osgi/framework/internal/core/FrameworkCommandProvider.java,v
>retrieving revision 1.29
>diff -u -r1.29 FrameworkCommandProvider.java
>--- console/src/org/eclipse/osgi/framework/internal/core/FrameworkCommandProvider.java	24 Oct 2006 20:28:21 -0000	1.29
>+++ console/src/org/eclipse/osgi/framework/internal/core/FrameworkCommandProvider.java	31 Oct 2006 14:17:15 -0000
>@@ -77,36 +77,38 @@
> * invoked by a CommandInterpreter's execute method.
> */
> public class FrameworkCommandProvider implements CommandProvider {
>-
>-	/** An instance of the OSGi framework */
>-	private OSGi osgi;
>+	private static FrameworkCommandProvider instance;
>+	/** An instance of the framework */
>+	private Framework framework;
> 	/** The system bundle context */
> 	private org.osgi.framework.BundleContext context;
>-	/** The start level implementation */
>-	private StartLevelManager slImpl;
>-	private ConditionalPermissionAdmin condPermAdmin;
>-	private PermissionAdmin permAdmin;
> 
> 	/** Strings used to format other strings */
> 	private String tab = "\t"; //$NON-NLS-1$
> 	private String newline = "\r\n"; //$NON-NLS-1$
> 
> 	/**
>-	 * Constructor.
>+	 * Get the instance of the FrameworkCommandProvider
> 	 *
> 	 * It registers itself as a CommandProvider with the highest ranking possible.
> 	 *
>-	 * @param osgi The current instance of OSGi
>+	 * @param framework The current instance of the Framework
> 	 */
>-	public FrameworkCommandProvider(OSGi osgi) {
>-		this.osgi = osgi;
>-		context = osgi.getBundleContext();
>-		slImpl = osgi.framework.startLevelManager;
>-		condPermAdmin = osgi.framework.condPermAdmin;
>-		permAdmin = osgi.framework.permissionAdmin;
>+	public static synchronized FrameworkCommandProvider getInstance(Framework framework) {
>+		if (instance != null)
>+			return instance;
>+		instance = new FrameworkCommandProvider(framework);
>+		BundleContext bc = framework.systemBundle.getBundleContext();
> 		Dictionary props = new Hashtable();
> 		props.put(Constants.SERVICE_RANKING, new Integer(Integer.MAX_VALUE));
>-		context.registerService(CommandProvider.class.getName(), this, props);
>+		bc.registerService(CommandProvider.class.getName(), instance, props);
>+		return instance;
>+	}
>+
>+
>+	private FrameworkCommandProvider(Framework framework) {
>+		this.framework = framework;
>+		context = framework.systemBundle.getBundleContext();
> 	}
> 
> 	/**
>@@ -202,7 +204,7 @@
> 	 * @param intp A CommandInterpreter object containing the command and it's arguments.
> 	 */
> 	public void _launch(CommandInterpreter intp) throws Exception {
>-		osgi.launch();
>+		framework.launch();
> 	}
> 
> 	/**
>@@ -211,7 +213,7 @@
> 	 * @param intp A CommandInterpreter object containing the command and it's arguments.
> 	 */
> 	public void _shutdown(CommandInterpreter intp) throws Exception {
>-		osgi.shutdown();
>+		framework.shutdown();
> 	}
> 
> 	/**
>@@ -408,7 +410,7 @@
> 	 * @param intp A CommandInterpreter object containing the command and it's arguments.
> 	 */
> 	public void _status(CommandInterpreter intp) throws Exception {
>-		if (osgi.isActive()) {
>+		if (framework.isActive()) {
> 			intp.println(ConsoleMsg.CONSOLE_FRAMEWORK_IS_LAUNCHED_MESSAGE);
> 		} else {
> 			intp.println(ConsoleMsg.CONSOLE_FRAMEWORK_IS_SHUTDOWN_MESSAGE);
>@@ -605,7 +607,7 @@
> 			intp.print(", "); //$NON-NLS-1$
> 			intp.print(NLS.bind(ConsoleMsg.CONSOLE_STATUS_MESSAGE, getStateName(bundle.getState())));
> 			if (id != 0) {
>-				File dataRoot = osgi.framework.getDataFile(bundle, ""); //$NON-NLS-1$
>+				File dataRoot = framework.getDataFile(bundle, ""); //$NON-NLS-1$
> 
> 				String root = (dataRoot == null) ? null : dataRoot.getAbsolutePath();
> 
>@@ -671,7 +673,7 @@
> 				intp.print(", "); //$NON-NLS-1$
> 				intp.print(NLS.bind(ConsoleMsg.CONSOLE_STATUS_MESSAGE, getStateName(bundle.getState())));
> 				if (id != 0) {
>-					File dataRoot = osgi.framework.getDataFile(bundle, ""); //$NON-NLS-1$
>+					File dataRoot = framework.getDataFile(bundle, ""); //$NON-NLS-1$
> 
> 					String root = (dataRoot == null) ? null : dataRoot.getAbsolutePath();
> 
>@@ -1044,7 +1046,7 @@
> 	 * @param intp A CommandInterpreter object containing the command and it's arguments.
> 	 */
> 	public void _init(CommandInterpreter intp) throws Exception {
>-		if (osgi.isActive()) {
>+		if (framework.isActive()) {
> 			intp.print(newline);
> 			intp.println(ConsoleMsg.CONSOLE_FRAMEWORK_LAUNCHED_PLEASE_SHUTDOWN_MESSAGE);
> 			return;
>@@ -1069,6 +1071,7 @@
> 		} else {
> 			intp.println(ConsoleMsg.CONSOLE_NO_INSTALLED_BUNDLES_ERROR);
> 		}
>+		PermissionAdmin permAdmin = framework.permissionAdmin;
> 		if (permAdmin != null) {
> 			// clear the permissions from permission admin
> 			permAdmin.setDefaultPermissions(null);
>@@ -1078,6 +1081,7 @@
> 					permAdmin.setPermissions(permLocations[i], null);
> 		}
> 		// clear the permissions from conditional permission admin
>+		ConditionalPermissionAdmin condPermAdmin = framework.condPermAdmin;
> 		if (condPermAdmin != null)
> 			for (Enumeration infos = condPermAdmin.getConditionalPermissionInfos(); infos.hasMoreElements();)
> 				((ConditionalPermissionInfo) infos.nextElement()).delete();
>@@ -1090,7 +1094,7 @@
> 	 */
> 	public void _close(CommandInterpreter intp) throws Exception {
> 		intp.println();
>-		osgi.close();
>+		framework.close();
> 		System.exit(0);
> 	}
> 
>@@ -1286,7 +1290,7 @@
> 	 * @param intp A CommandInterpreter object containing the command and it's arguments.
> 	 */
> 	public void _ss(CommandInterpreter intp) throws Exception {
>-		if (osgi.isActive()) {
>+		if (framework.isActive()) {
> 			intp.println();
> 			intp.println(ConsoleMsg.CONSOLE_FRAMEWORK_IS_LAUNCHED_MESSAGE);
> 		} else {
>@@ -1400,10 +1404,10 @@
> 				}
> 			}
> 			if (bundle == null) { // must want framework startlevel
>-				value = slImpl.getStartLevel();
>+				value = framework.startLevelManager.getStartLevel();
> 				intp.println(NLS.bind(ConsoleMsg.STARTLEVEL_FRAMEWORK_ACTIVE_STARTLEVEL, String.valueOf(value)));
> 			} else { // must want bundle startlevel
>-				value = slImpl.getBundleStartLevel(bundle);
>+				value = framework.startLevelManager.getBundleStartLevel(bundle);
> 				intp.println(NLS.bind(ConsoleMsg.STARTLEVEL_BUNDLE_STARTLEVEL, new Long(bundle.getBundleId()), new Integer(value)));
> 			}
> 		}
>@@ -1420,13 +1424,13 @@
> 			String token = intp.nextArgument();
> 			if (token == null) {
> 				intp.println(ConsoleMsg.STARTLEVEL_NO_STARTLEVEL_GIVEN);
>-				value = slImpl.getStartLevel();
>+				value = framework.startLevelManager.getStartLevel();
> 				intp.println(NLS.bind(ConsoleMsg.STARTLEVEL_FRAMEWORK_ACTIVE_STARTLEVEL, String.valueOf(value)));
> 			} else {
> 				value = this.getStartLevelFromToken(intp, token);
> 				if (value > 0) {
> 					try {
>-						slImpl.setStartLevel(value);
>+						 framework.startLevelManager.setStartLevel(value);
> 						intp.println(NLS.bind(ConsoleMsg.STARTLEVEL_FRAMEWORK_ACTIVE_STARTLEVEL, String.valueOf(value)));
> 					} catch (IllegalArgumentException e) {
> 						intp.println(e.getMessage());
>@@ -1462,7 +1466,7 @@
> 				bundle = getBundleFromToken(intp, token, true);
> 				if (bundle != null) {
> 					try {
>-						slImpl.setBundleStartLevel(bundle, newSL);
>+						 framework.startLevelManager.setBundleStartLevel(bundle, newSL);
> 						intp.println(NLS.bind(ConsoleMsg.STARTLEVEL_BUNDLE_STARTLEVEL, new Long(bundle.getBundleId()), new Integer(newSL)));
> 					} catch (IllegalArgumentException e) {
> 						intp.println(e.getMessage());
>@@ -1484,13 +1488,13 @@
> 			String token = intp.nextArgument();
> 			if (token == null) {
> 				intp.println(ConsoleMsg.STARTLEVEL_NO_STARTLEVEL_GIVEN);
>-				value = slImpl.getInitialBundleStartLevel();
>+				value = framework.startLevelManager.getInitialBundleStartLevel();
> 				intp.println(NLS.bind(ConsoleMsg.STARTLEVEL_INITIAL_BUNDLE_STARTLEVEL, String.valueOf(value)));
> 			} else {
> 				value = this.getStartLevelFromToken(intp, token);
> 				if (value > 0) {
> 					try {
>-						slImpl.setInitialBundleStartLevel(value);
>+						 framework.startLevelManager.setInitialBundleStartLevel(value);
> 						intp.println(NLS.bind(ConsoleMsg.STARTLEVEL_INITIAL_BUNDLE_STARTLEVEL, String.valueOf(value)));
> 					} catch (IllegalArgumentException e) {
> 						intp.println(e.getMessage());
>Index: console/src/org/eclipse/osgi/framework/internal/core/BaseCommandInterpreter.java
>===================================================================
>RCS file: console/src/org/eclipse/osgi/framework/internal/core/BaseCommandInterpreter.java
>diff -N console/src/org/eclipse/osgi/framework/internal/core/BaseCommandInterpreter.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ console/src/org/eclipse/osgi/framework/internal/core/BaseCommandInterpreter.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,323 @@
>+/*******************************************************************************
>+ * Copyright (c) 2003, 2005 IBM Corporation and others.
>+ * All rights reserved. This program and the accompanying materials
>+ * are made available under the terms of the Eclipse Public License v1.0
>+ * which accompanies this distribution, and is available at
>+ * http://www.eclipse.org/legal/epl-v10.html
>+ *
>+ * Contributors:
>+ * IBM Corporation - initial API and implementation
>+ *******************************************************************************/
>+
>+package org.eclipse.osgi.framework.internal.core;
>+
>+import java.io.*;
>+import java.lang.reflect.*;
>+import java.net.URL;
>+import java.util.*;
>+import org.eclipse.osgi.framework.console.CommandInterpreter;
>+import org.eclipse.osgi.framework.console.CommandProvider;
>+import org.eclipse.osgi.util.NLS;
>+import org.osgi.framework.Bundle;
>+
>+/**
>+ * This class knows how to parse and execute the command line arguments to the FrameworkConsole.
>+ * It attempts to pass the command to each registered CommandProvider until it finds one
>+ * that knows what to do with it.
>+ *
>+ * FrameworkCommandInterpreter provides support for the "More" command which allows the operator to configure
>+ * the number of lines to display before being prompted to continue.
>+ *
>+ * FrameworkCommandInterpreter provides several print methods which handle the "More" command.
>+ */
>+public class BaseCommandInterpreter implements CommandInterpreter {
>+	/** Strings used to format other strings */
>+	protected static final String newline = "\r\n"; //$NON-NLS-1$
>+	/** The command line in StringTokenizer form */
>+	protected StringTokenizer tok;
>+	/** The active CommandProviders */
>+	protected Object[] commandProviders;
>+	/** The stream to send output to */
>+	protected PrintWriter out;
>+
>+	protected boolean firstCommand = true;
>+
>+	/**
>+	 * The constructor. It turns the cmdline string into a StringTokenizer and remembers
>+	 * the input parms.
>+	 */
>+	public BaseCommandInterpreter(String cmdline, Object[] commandProviders, PrintWriter out) {
>+		tok = new StringTokenizer(cmdline);
>+		this.commandProviders = commandProviders;
>+		this.out = out;
>+	}
>+
>+	/**
>+	 Get the next argument in the input.
>+	 
>+	 E.g. if the commandline is hello world, the _hello method
>+	 will get "world" as the first argument.
>+	 
>+	 @return A string containing the next argument on the command line
>+	 */
>+	public String nextArgument() {
>+		if (tok == null || !tok.hasMoreElements()) {
>+			return null;
>+		}
>+		String token = tok.nextToken();
>+		//check for quotes
>+		int index = token.indexOf('"');
>+		if (index != -1) {
>+			//if we only have one quote, find the second quote
>+			if (index == token.lastIndexOf('"')) {
>+				token += tok.nextToken("\""); //$NON-NLS-1$
>+			}
>+			StringBuffer buf = new StringBuffer(token);
>+
>+			//strip quotes
>+			while (index != -1) {
>+				buf.deleteCharAt(index);
>+				token = buf.toString();
>+				index = token.indexOf('"');
>+			}
>+			return buf.toString();
>+		}
>+		return (token);
>+	}
>+
>+	/**
>+	 Execute a command line as if it came from the end user.
>+	 
>+	 Searches the list of command providers using introspection until
>+	 it finds one that contains a matching method. It searches for a method
>+	 with the name "_cmd" where cmd is the command to execute. For example,
>+	 for a command of "launch" execute searches for a method called "_launch".
>+	 
>+	 @param cmd The name of the command to execute.
>+	 @return The object returned by the method executed.
>+	 */
>+	public Object execute(String cmd) {
>+		if (!firstCommand)
>+			return innerExecute(cmd);
>+		firstCommand = false;
>+
>+		Class[] parameterTypes = new Class[] {CommandInterpreter.class};
>+		Object[] parameters = new Object[] {this};
>+		boolean executed = false;
>+		int size = commandProviders.length;
>+		Object retval = null;
>+		for (int i = 0; !executed && (i < size); i++) {
>+			try {
>+				Object target = commandProviders[i];
>+				Method method = target.getClass().getMethod("_" + cmd, parameterTypes); //$NON-NLS-1$
>+				retval = method.invoke(target, parameters);
>+				executed = true; // stop after the command has been found
>+			} catch (NoSuchMethodException ite) {
>+				// keep going - maybe another command provider will be able to execute this command
>+			} catch (InvocationTargetException ite) {
>+				executed = true; // don't want to keep trying - we found the method but got an error
>+				printStackTrace(ite.getTargetException());
>+			} catch (Exception ee) {
>+				executed = true; // don't want to keep trying - we got an error we don't understand
>+				printStackTrace(ee);
>+			}
>+		}
>+		// if no command was found to execute, display help for all registered command providers
>+		if (!executed) {
>+			for (int i = 0; i < size; i++) {
>+				try {
>+					CommandProvider commandProvider = (CommandProvider) commandProviders[i];
>+					out.print(commandProvider.getHelp());
>+					out.flush();
>+				} catch (Exception ee) {
>+					printStackTrace(ee);
>+				}
>+			}
>+			// call help for the more command provided by this class
>+			out.print(getHelp());
>+			out.flush();
>+		}
>+		return retval;
>+	}
>+
>+	private Object innerExecute(String cmd) {
>+		if (cmd != null && cmd.length() > 0) {
>+			CommandInterpreter intcp = getInnerCommandInterpreter(cmd);
>+			String command = intcp.nextArgument();
>+			if (command != null)
>+				return intcp.execute(command);
>+		}
>+		return null;
>+	}
>+
>+	protected CommandInterpreter getInnerCommandInterpreter(String cmd) {
>+		return new BaseCommandInterpreter(cmd, commandProviders, out);
>+	}
>+
>+	/**
>+	 * Prints a string to the output medium (appended with newline character).
>+	 * 
>+	 * This method does not increment the line counter for the 'more' prompt.
>+	 *
>+	 * @param o the string to be printed
>+	 */
>+	private void printline(Object o) {
>+		print(o + newline);
>+	}
>+
>+	/**
>+	 * Prints an object to the outputstream
>+	 *
>+	 * @param o	the object to be printed
>+	 */
>+	public void print(Object o) {
>+		synchronized (out) {
>+			check4More();
>+			out.print(o);
>+			out.flush();
>+		}
>+	}
>+
>+	/**
>+	 * Prints a empty line to the outputstream
>+	 */
>+	public void println() {
>+		println(""); //$NON-NLS-1$
>+	}
>+
>+	/**
>+	 * Print a stack trace including nested exceptions.
>+	 * @param t The offending exception
>+	 */
>+	public void printStackTrace(Throwable t) {
>+		t.printStackTrace(out);
>+
>+		Method[] methods = t.getClass().getMethods();
>+
>+		int size = methods.length;
>+		Class throwable = Throwable.class;
>+
>+		for (int i = 0; i < size; i++) {
>+			Method method = methods[i];
>+
>+			if (Modifier.isPublic(method.getModifiers()) && method.getName().startsWith("get") && throwable.isAssignableFrom(method.getReturnType()) && (method.getParameterTypes().length == 0)) { //$NON-NLS-1$
>+				try {
>+					Throwable nested = (Throwable) method.invoke(t, null);
>+
>+					if ((nested != null) && (nested != t)) {
>+						out.println(ConsoleMsg.CONSOLE_NESTED_EXCEPTION);
>+						printStackTrace(nested);
>+					}
>+				} catch (IllegalAccessException e) {
>+				} catch (InvocationTargetException e) {
>+				}
>+			}
>+		}
>+	}
>+
>+	/**
>+	 * Prints an object to the output medium (appended with newline character).
>+	 * 
>+	 * If running on the target environment, the user is prompted with '--more'
>+	 * if more than the configured number of lines have been printed without user prompt.
>+	 * This enables the user of the program to have control over scrolling.
>+	 * 
>+	 * For this to work properly you should not embed "\n" etc. into the string.
>+	 *
>+	 * @param	o	the object to be printed
>+	 */
>+	public void println(Object o) {
>+		if (o == null) {
>+			return;
>+		}
>+		synchronized (out) {
>+			check4More();
>+			printline(o);
>+			incrementLineCount(1 + (o.toString().length() / 80));
>+		}
>+	}
>+
>+	/**
>+	 * Prints the given dictionary sorted by keys.
>+	 *
>+	 * @param dic	the dictionary to print
>+	 * @param title	the header to print above the key/value pairs
>+	 */
>+	public void printDictionary(Dictionary dic, String title) {
>+		if (dic == null)
>+			return;
>+
>+		int count = dic.size();
>+		String[] keys = new String[count];
>+		Enumeration keysEnum = dic.keys();
>+		int i = 0;
>+		while (keysEnum.hasMoreElements()) {
>+			keys[i++] = (String) keysEnum.nextElement();
>+		}
>+		Util.sort(keys);
>+
>+		if (title != null) {
>+			println(title);
>+		}
>+		for (i = 0; i < count; i++) {
>+			println(" " + keys[i] + " = " + dic.get(keys[i])); //$NON-NLS-1$//$NON-NLS-2$
>+		}
>+		println();
>+	}
>+
>+	/**
>+	 * Prints the given bundle resource if it exists
>+	 *
>+	 * @param bundle	the bundle containing the resource
>+	 * @param resource	the resource to print
>+	 */
>+	public void printBundleResource(Bundle bundle, String resource) {
>+		URL entry = null;
>+		entry = bundle.getEntry(resource);
>+		if (entry != null) {
>+			try {
>+				println(resource);
>+				InputStream in = entry.openStream();
>+				byte[] buffer = new byte[1024];
>+				int read = 0;
>+				try {
>+					while ((read = in.read(buffer)) != -1)
>+						print(new String(buffer, 0, read));
>+				} finally {
>+					if (in != null) {
>+						try {
>+							in.close();
>+						} catch (IOException e) {
>+						}
>+					}
>+				}
>+			} catch (Exception e) {
>+				System.err.println(NLS.bind(ConsoleMsg.CONSOLE_ERROR_READING_RESOURCE, resource));
>+			}
>+		} else {
>+			println(NLS.bind(ConsoleMsg.CONSOLE_RESOURCE_NOT_IN_BUNDLE, resource, bundle.toString())); 
>+		}
>+	}
>+
>+	/**
>+	 * Displays the more... prompt if the max line count has been reached 
>+	 * and waits for the operator to hit enter.
>+	 *
>+	 */
>+	protected void check4More() {
>+		// do nothing by default
>+	}
>+
>+	protected void incrementLineCount(int i) {
>+		// do nothing by default
>+	}
>+
>+	/**
>+	 Answer a string (may be as many lines as you like) with help
>+	 texts that explain the command.
>+	 */
>+	public String getHelp() {
>+		return newline;
>+	}
>+
>+}
>Index: console/src/org/eclipse/osgi/framework/internal/core/ConsoleImpl.java
>===================================================================
>RCS file: console/src/org/eclipse/osgi/framework/internal/core/ConsoleImpl.java
>diff -N console/src/org/eclipse/osgi/framework/internal/core/ConsoleImpl.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ console/src/org/eclipse/osgi/framework/internal/core/ConsoleImpl.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,55 @@
>+/*******************************************************************************
>+ * Copyright (c) 2006 IBM Corporation and others.
>+ * All rights reserved. This program and the accompanying materials
>+ * are made available under the terms of the Eclipse Public License v1.0
>+ * which accompanies this distribution, and is available at
>+ * http://www.eclipse.org/legal/epl-v10.html
>+ *
>+ * Contributors:
>+ * IBM Corporation - initial API and implementation
>+ *******************************************************************************/
>+
>+package org.eclipse.osgi.framework.internal.core;
>+
>+import java.io.*;
>+import org.eclipse.osgi.framework.console.CommandProvider;
>+import org.eclipse.osgi.framework.console.Console;
>+import org.osgi.framework.ServiceReference;
>+import org.osgi.util.tracker.ServiceTracker;
>+
>+public class ConsoleImpl implements Console {
>+	private Framework framework;
>+	/** A tracker containing the service object of all registered command providers */
>+	private ServiceTracker providers;
>+
>+	public ConsoleImpl(Framework framework) {
>+		this.framework = framework;
>+		// register the OSGi command provider
>+		FrameworkCommandProvider.getInstance(framework);
>+	}
>+
>+	public String runCommand(String commandLine) {
>+		if (commandLine == null || commandLine.length() == 0)
>+			return null;
>+		ByteArrayOutputStream out = new ByteArrayOutputStream();
>+		PrintWriter writer = new PrintWriter(out);
>+		BaseCommandInterpreter interpreter = new BaseCommandInterpreter(commandLine, getProviders(), writer);
>+		String command = interpreter.nextArgument();
>+		if (command != null)
>+			interpreter.execute(command);
>+		writer.flush();
>+		return out.toString();
>+	}
>+
>+	public synchronized CommandProvider[] getProviders() {
>+		if (providers == null)
>+			providers = new ServiceTracker(framework.systemBundle.getBundleContext(), CommandProvider.class.getName(), null);
>+		ServiceReference[] serviceRefs = providers.getServiceReferences();
>+		Util.dsort(serviceRefs, 0, serviceRefs.length);
>+
>+		CommandProvider[] serviceObjects = new CommandProvider[serviceRefs.length];
>+		for (int i = 0; i < serviceRefs.length; i++)
>+			serviceObjects[i] = (CommandProvider) framework.systemBundle.getBundleContext().getService(serviceRefs[i]);
>+		return serviceObjects;
>+	}
>+}
>Index: core/framework/org/eclipse/osgi/framework/console/Console.java
>===================================================================
>RCS file: core/framework/org/eclipse/osgi/framework/console/Console.java
>diff -N core/framework/org/eclipse/osgi/framework/console/Console.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ core/framework/org/eclipse/osgi/framework/console/Console.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,16 @@
>+/*******************************************************************************
>+ * Copyright (c) 2006 IBM Corporation and others.
>+ * All rights reserved. This program and the accompanying materials
>+ * are made available under the terms of the Eclipse Public License v1.0
>+ * which accompanies this distribution, and is available at
>+ * http://www.eclipse.org/legal/epl-v10.html
>+ *
>+ * Contributors:
>+ * IBM Corporation - initial API and implementation
>+ *******************************************************************************/
>+
>+package org.eclipse.osgi.framework.console;
>+
>+public interface Console {
>+	public String runCommand(String command);
>+}

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Attachments on bug 162415: 52758 | 52854 | 52985 | 52987 | 53111 | 53195