Permission Analysis Report


Analysis of: org.eclipse.osgi

Detail


Class: org.eclipse.osgi.framework.internal.core.FrameworkCommandInterpreter (Application)
DoPrivileged location: Line# 377 void check4More(  )
   Permission: java.util.PropertyPermission "os.name", "read"
      Primordial/void java.io.PrintWriter.print( java.lang.String )


CODE

/**
	 *  Displays the more... prompt if the max line count has been reached 
	 *  and waits for the operator to hit enter.
	 *
	 */
	private void check4More() {
		int max = getMaximumLinesToScroll();
		if (max > 0) {
			if (currentLineCount >= max) {
				out.print(ConsoleMsg.CONSOLE_MORE);
				out.flush();
				con.getInput(); // wait for user entry
				resetLineCount(); //Reset the line counter for the 'more' prompt
			}
		}
	}


Tainted variable reference trace:


Permission Requirements:




Conclusion:


DoPrivileged location: Line# 378 void check4More(  )
   Permission: java.util.PropertyPermission "os.name", "read"
      Primordial/void java.io.PrintWriter.flush(  )


CODE

/**
	 *  Displays the more... prompt if the max line count has been reached 
	 *  and waits for the operator to hit enter.
	 *
	 */
	private void check4More() {
		int max = getMaximumLinesToScroll();
		if (max > 0) {
			if (currentLineCount >= max) {
				out.print(ConsoleMsg.CONSOLE_MORE);
				out.flush();
				con.getInput(); // wait for user entry
				resetLineCount(); //Reset the line counter for the 'more' prompt
			}
		}
	}


Tainted variable reference trace:


Permission Requirements:




Conclusion:


DoPrivileged location: Line# 162 java.lang.Object execute( java.lang.String )
   Permission: java.util.PropertyPermission "os.name", "read"
      Primordial/void java.io.PrintWriter.print( java.lang.String )


CODE

/**
	 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;
		resetLineCount();
		Object retval = null;
		// handle "more" command here
		if (cmd.equalsIgnoreCase("more")) { //$NON-NLS-1$
			try {
				_more();
			} catch (Exception e) {
				printStackTrace(e);
			}
			return retval;
		}
		// handle "disconnect" command here
		if (cmd.equalsIgnoreCase("disconnect") && con.getUseSocketStream()) { //$NON-NLS-1$
			try {
				_disconnect();
			} catch (Exception e) {
				printStackTrace(e);
			}
			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;
	}


Tainted variable reference trace:


Permission Requirements:




Conclusion:


DoPrivileged location: Line# 163 java.lang.Object execute( java.lang.String )
   Permission: java.util.PropertyPermission "os.name", "read"
      Primordial/void java.io.PrintWriter.flush(  )


CODE

/**
	 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;
		resetLineCount();
		Object retval = null;
		// handle "more" command here
		if (cmd.equalsIgnoreCase("more")) { //$NON-NLS-1$
			try {
				_more();
			} catch (Exception e) {
				printStackTrace(e);
			}
			return retval;
		}
		// handle "disconnect" command here
		if (cmd.equalsIgnoreCase("disconnect") && con.getUseSocketStream()) { //$NON-NLS-1$
			try {
				_disconnect();
			} catch (Exception e) {
				printStackTrace(e);
			}
			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;
	}


Tainted variable reference trace:


Permission Requirements:




Conclusion:


DoPrivileged location: Line# 169 java.lang.Object execute( java.lang.String )
   Permission: java.util.PropertyPermission "os.name", "read"
      Primordial/void java.io.PrintWriter.print( java.lang.String )


CODE

/**
	 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;
		resetLineCount();
		Object retval = null;
		// handle "more" command here
		if (cmd.equalsIgnoreCase("more")) { //$NON-NLS-1$
			try {
				_more();
			} catch (Exception e) {
				printStackTrace(e);
			}
			return retval;
		}
		// handle "disconnect" command here
		if (cmd.equalsIgnoreCase("disconnect") && con.getUseSocketStream()) { //$NON-NLS-1$
			try {
				_disconnect();
			} catch (Exception e) {
				printStackTrace(e);
			}
			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;
	}


Tainted variable reference trace:


Permission Requirements:




Conclusion:


DoPrivileged location: Line# 170 java.lang.Object execute( java.lang.String )
   Permission: java.util.PropertyPermission "os.name", "read"
      Primordial/void java.io.PrintWriter.flush(  )


CODE

/**
	 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;
		resetLineCount();
		Object retval = null;
		// handle "more" command here
		if (cmd.equalsIgnoreCase("more")) { //$NON-NLS-1$
			try {
				_more();
			} catch (Exception e) {
				printStackTrace(e);
			}
			return retval;
		}
		// handle "disconnect" command here
		if (cmd.equalsIgnoreCase("disconnect") && con.getUseSocketStream()) { //$NON-NLS-1$
			try {
				_disconnect();
			} catch (Exception e) {
				printStackTrace(e);
			}
			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;
	}


Tainted variable reference trace:


Permission Requirements:




Conclusion:


DoPrivileged location: Line# 241 void print( java.lang.Object )
   Permission: java.util.PropertyPermission "os.name", "read"
      Primordial/void java.io.PrintWriter.print( java.lang.Object )


CODE

/**
	 * 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();
		}
	}


Tainted variable reference trace:


Permission Requirements:




Conclusion:


DoPrivileged location: Line# 242 void print( java.lang.Object )
   Permission: java.util.PropertyPermission "os.name", "read"
      Primordial/void java.io.PrintWriter.flush(  )


CODE

/**
	 * 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();
		}
	}


Tainted variable reference trace:


Permission Requirements:




Conclusion:


DoPrivileged location: Line# 273 void printStackTrace( java.lang.Throwable )
   Permission: java.util.PropertyPermission "os.name", "read"
      Primordial/void java.io.PrintWriter.println( java.lang.String )


CODE

/**
	 * 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) {
				}
			}
		}
	}


Tainted variable reference trace:


Permission Requirements:




Conclusion: