formatter/src/main/java/org/apache/royale/formatter/config/Configurator.java [470:838]:
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                    false))
            {
                success = false;
            }
        }
        
        return success;
    }

    /**
     * Load a configuration from file. {@code FileConfigurator.load()} is
     * wrapped in this method because we want to print a message after loading
     * using MXMLC#println(String).
     * 
     * @return true if successful, false otherwise.
     */
    protected final boolean loadConfigFromFile(final ConfigurationBuffer buffer,
                                          final File fileSpec,
                                          final String context,
                                          final String rootElement,
                                          final boolean ignoreUnknownItems)
    {
        boolean success = true;
        
        try
        {
            FileConfigurator.load(buffer, 
                    new FileSpecification(fileSpec.getAbsolutePath()),
                    context, rootElement, ignoreUnknownItems);
        }
        catch (ConfigurationException e)
        {
            // record exception
            reportConfigurationException(e);
            success = false;
            
        }

        if (loadedConfigFiles == null)
            loadedConfigFiles = new ArrayList<String>();
        
        loadedConfigFiles.add(fileSpec.getPath());
        
        return success;
    }

    /**
     * Convert conifguration exceptions to problems and collect them for 
     * reporting.
     * 
     * @param e
     */
    protected void reportConfigurationException(ConfigurationException e)
    {
        final ICompilerProblem problem = new ConfigurationProblem(e);
        configurationProblems.add(problem);
    }
    
    //
    // Configuration related methods
    //
    protected String[] getOptions(Map<String, Object> args, Map<String, Object> more, 
		String[] extras)
    {
        ArrayList<String> buffer = new ArrayList<String>();
        
        for (Map.Entry<String, String> tokenEntry : tokens.entrySet())
        {
            buffer.add(PLUS_STRING + tokenEntry.getKey() + EQUALS_STRING + tokenEntry.getValue());
        }
        
        for (Map.Entry<String, Object> arg : args.entrySet())
        {
            String key = arg.getKey();
            Object value = arg.getValue();

            if (value instanceof Boolean)
            {
                buffer.add(key + EQUALS_STRING + value);
            }
            else if (value instanceof Number)
            {
                buffer.add(key);
                buffer.add(value.toString());
            }
            else if (value instanceof String)
            {               
                if (!"".equals(value))
                {
                    buffer.add(key);
                    buffer.add((String)value);
                }
                else
                {
                    buffer.add(key + EQUALS_STRING);
                }
            }
            else if (value instanceof File)
            {
                String p = ((File) value).getPath();
                if (!"".equals(p))
                {
                    buffer.add(key);
                    buffer.add(p);
                }
                else
                {
                    buffer.add(key + EQUALS_STRING);
                }
            }
            else if (value instanceof java.util.Date)
            {
                buffer.add(key);
                buffer.add(value.toString());
            }
            else if (value instanceof Map)
            {
                @SuppressWarnings("unchecked")
                Map<String, ?> m = (Map<String, ?>) value;
                for (Map.Entry<String, ?>entry : m.entrySet())
                {
                    String k = entry.getKey();
                    Object v = entry.getValue();
                    
                    if (v instanceof String)
                    {
                        buffer.add(key);
                        buffer.add(k);
                        buffer.add((String)v);
                    }
                    else if (v instanceof File)
                    {
                        buffer.add(key);
                        buffer.add(k);
                        buffer.add(((File) v).getPath());
                    }
                    else if (v instanceof Collection)
                    {
                        buffer.add(key);
                        buffer.add(k);
                        Collection<?> list = (Collection<?>)v;
                        for (Object next : list)
                        {
                            if (next != null)
                                buffer.add(next.toString());
                        }
                    }
                    else if (v != null)
                    {
                        assert false;
                    }
                }
            }
            else if (value instanceof int[])
            {
                int[] a = (int[]) value;
                buffer.add(key);
                buffer.add(String.valueOf(a[0]));
                buffer.add(String.valueOf(a[1]));
            }
            else if (value instanceof Collection)
            {
                Collection<Object> list = new LinkedList<Object>((Collection<?>)args.get(key));
                
                int length = list.size();
                if (length > 0)
                {
                    buffer.add(key);
                }
                for (Object obj : list)
                {
                    if (obj instanceof String)
                    {
                        buffer.add((String)obj);
                    }
                    else if (obj instanceof File)
                    {
                        buffer.add(((File)obj).getPath());
                    }
                }
            }
            else if (value != null)
            {
                assert false;
            }
            else
            {
                // System.err.println("unprocessed compiler options: " + key + EQUALS_STRING + value);
            }
        }
        
        for (Map.Entry<String, Object> moreEntry : more.entrySet())
        {
            String key = moreEntry.getKey();
            Object value = moreEntry.getValue();

            if (value instanceof Collection)
            {
                buffer.add(key + PLUS_EQUALS_STRING + toCommaSeparatedString((Collection<?>)value));
            }
            else if (value instanceof Map)
            {
                @SuppressWarnings("unchecked")
                Map<String, ?> m = (Map<String, ?>) value;
                for (Map.Entry<String, ?>entry : m.entrySet())
                {
                    String k = entry.getKey();
                    Object v = entry.getValue();
                    
                    if (v instanceof Collection)
                    {
                        buffer.add(key + PLUS_EQUALS_STRING + k + COMMA_STRING +
                                toCommaSeparatedString((Collection<?>)v));
                    }
                    else if (v != null)
                    {
                        assert false;
                    }
                }
            }
            else if (value != null)
            {
                assert false;
            }
            else
            {
                // System.err.println("unprocessed compiler options: " + key + EQUALS_STRING + value);
            }
        }

        // Append extra command line args to the buffer.
        if (extras != null && extras.length > 0)
        {
            for (int i = 0, length = extras == null ? 0 : extras.length; i < length; i++)
            {
                if (extras[i] != null)
                {
                    buffer.add(extras[i]);
                }
            }            
        }
        
        String[] options = new String[buffer.size()];
        buffer.toArray(options);
    
        if (Trace.config)
            Trace.trace("Configurator: options = " + buffer.toString());
        
        return options;
    }

	protected String[] processExtras(String[] extraOptions) throws ConfigurationException
    {
		return extraOptions;
	}

    /**
     * Sets the configuration parameters. The input should be valid <code>mxmlc/compc</code> command-line arguments.<p>
     * 
     * @param args <code>mxmlc/compc</code> command-line arguments
     * @param defaultVariable the default variable of the configuration.
     */
    public void setConfiguration(String[] args, String defaultVariable)
    {
        extras = args;
        configurationDefaultVariable = defaultVariable;
        isConfigurationDirty = true;
    }
    
    /**
     * Defines a token. mxmlc and compc support token substitutions. For example,
     * 
     * <pre>
     * mxmlc +royalelib=path1 +foo=bar --var=${foo}
     * </pre>
     * 
     * <code>var=bar</code> after the substitution of <code>${foo}</code>.
     * 
     * @param name The name of the token.
     * @param value The value of the token.
     */
    public void setToken(String name, String value)
    {
        tokens.put(name, value);
        
        isConfigurationDirty = true;
    }

    /**
     * 
     */
    @Override
    public String toString()
    {
        String[] options;
        try
        {
            options = getOptions(args, more, processExtras(extras));
        }
        catch (ConfigurationException e)
        {
            options = new String[0];
        }
        
        StringBuilder b = new StringBuilder();
        for (int i = 0; i < options.length; i++)
        {
            b.append(options[i]);
            b.append(' ');
        }
        return b.toString();
    }
    
    private String toCommaSeparatedString(Collection<?> values)
    {
        StringBuilder b = new StringBuilder();
        int length = values.size();
        int i = 0;
        for (Object value : values)
        {
            String valueString = null;
            
            if (value instanceof String)
            {
                valueString = (String)value;
            }
            else if (value instanceof File)
            {
                valueString = ((File)value).getPath();
            }
            
            if (valueString != null)
                b.append(valueString);
            
            if (i++ < length - 1)
            {
                b.append(COMMA_STRING);
            }
        }
        return b.toString();
    }
    
    @Override
    public Configurator clone()
    {
        Configurator cloneConfig;
        
        try
        {
            cloneConfig = (Configurator) super.clone();
        }
        catch ( CloneNotSupportedException e )
        {
            throw new RuntimeException(e);//wont happen
        }

        cloneConfig.args = new LinkedHashMap<String, Object>(args);
        cloneConfig.more = new LinkedHashMap<String, Object>(more);
        cloneConfig.tokens = new LinkedHashMap<String, String>(tokens);
        cloneConfig.configurationClass = configurationClass;
        cloneConfig.isConfigurationDirty = true;
        
        if (extras != null)
        {
            cloneConfig.extras = new String[extras.length];
            System.arraycopy(extras, 0, cloneConfig.extras, 0, extras.length);
        }

        return cloneConfig;
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linter/src/main/java/org/apache/royale/linter/config/Configurator.java [470:838]:
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                    false))
            {
                success = false;
            }
        }
        
        return success;
    }

    /**
     * Load a configuration from file. {@code FileConfigurator.load()} is
     * wrapped in this method because we want to print a message after loading
     * using MXMLC#println(String).
     * 
     * @return true if successful, false otherwise.
     */
    protected final boolean loadConfigFromFile(final ConfigurationBuffer buffer,
                                          final File fileSpec,
                                          final String context,
                                          final String rootElement,
                                          final boolean ignoreUnknownItems)
    {
        boolean success = true;
        
        try
        {
            FileConfigurator.load(buffer, 
                    new FileSpecification(fileSpec.getAbsolutePath()),
                    context, rootElement, ignoreUnknownItems);
        }
        catch (ConfigurationException e)
        {
            // record exception
            reportConfigurationException(e);
            success = false;
            
        }

        if (loadedConfigFiles == null)
            loadedConfigFiles = new ArrayList<String>();
        
        loadedConfigFiles.add(fileSpec.getPath());
        
        return success;
    }

    /**
     * Convert conifguration exceptions to problems and collect them for 
     * reporting.
     * 
     * @param e
     */
    protected void reportConfigurationException(ConfigurationException e)
    {
        final ICompilerProblem problem = new ConfigurationProblem(e);
        configurationProblems.add(problem);
    }
    
    //
    // Configuration related methods
    //
    protected String[] getOptions(Map<String, Object> args, Map<String, Object> more, 
		String[] extras)
    {
        ArrayList<String> buffer = new ArrayList<String>();
        
        for (Map.Entry<String, String> tokenEntry : tokens.entrySet())
        {
            buffer.add(PLUS_STRING + tokenEntry.getKey() + EQUALS_STRING + tokenEntry.getValue());
        }
        
        for (Map.Entry<String, Object> arg : args.entrySet())
        {
            String key = arg.getKey();
            Object value = arg.getValue();

            if (value instanceof Boolean)
            {
                buffer.add(key + EQUALS_STRING + value);
            }
            else if (value instanceof Number)
            {
                buffer.add(key);
                buffer.add(value.toString());
            }
            else if (value instanceof String)
            {               
                if (!"".equals(value))
                {
                    buffer.add(key);
                    buffer.add((String)value);
                }
                else
                {
                    buffer.add(key + EQUALS_STRING);
                }
            }
            else if (value instanceof File)
            {
                String p = ((File) value).getPath();
                if (!"".equals(p))
                {
                    buffer.add(key);
                    buffer.add(p);
                }
                else
                {
                    buffer.add(key + EQUALS_STRING);
                }
            }
            else if (value instanceof java.util.Date)
            {
                buffer.add(key);
                buffer.add(value.toString());
            }
            else if (value instanceof Map)
            {
                @SuppressWarnings("unchecked")
                Map<String, ?> m = (Map<String, ?>) value;
                for (Map.Entry<String, ?>entry : m.entrySet())
                {
                    String k = entry.getKey();
                    Object v = entry.getValue();
                    
                    if (v instanceof String)
                    {
                        buffer.add(key);
                        buffer.add(k);
                        buffer.add((String)v);
                    }
                    else if (v instanceof File)
                    {
                        buffer.add(key);
                        buffer.add(k);
                        buffer.add(((File) v).getPath());
                    }
                    else if (v instanceof Collection)
                    {
                        buffer.add(key);
                        buffer.add(k);
                        Collection<?> list = (Collection<?>)v;
                        for (Object next : list)
                        {
                            if (next != null)
                                buffer.add(next.toString());
                        }
                    }
                    else if (v != null)
                    {
                        assert false;
                    }
                }
            }
            else if (value instanceof int[])
            {
                int[] a = (int[]) value;
                buffer.add(key);
                buffer.add(String.valueOf(a[0]));
                buffer.add(String.valueOf(a[1]));
            }
            else if (value instanceof Collection)
            {
                Collection<Object> list = new LinkedList<Object>((Collection<?>)args.get(key));
                
                int length = list.size();
                if (length > 0)
                {
                    buffer.add(key);
                }
                for (Object obj : list)
                {
                    if (obj instanceof String)
                    {
                        buffer.add((String)obj);
                    }
                    else if (obj instanceof File)
                    {
                        buffer.add(((File)obj).getPath());
                    }
                }
            }
            else if (value != null)
            {
                assert false;
            }
            else
            {
                // System.err.println("unprocessed compiler options: " + key + EQUALS_STRING + value);
            }
        }
        
        for (Map.Entry<String, Object> moreEntry : more.entrySet())
        {
            String key = moreEntry.getKey();
            Object value = moreEntry.getValue();

            if (value instanceof Collection)
            {
                buffer.add(key + PLUS_EQUALS_STRING + toCommaSeparatedString((Collection<?>)value));
            }
            else if (value instanceof Map)
            {
                @SuppressWarnings("unchecked")
                Map<String, ?> m = (Map<String, ?>) value;
                for (Map.Entry<String, ?>entry : m.entrySet())
                {
                    String k = entry.getKey();
                    Object v = entry.getValue();
                    
                    if (v instanceof Collection)
                    {
                        buffer.add(key + PLUS_EQUALS_STRING + k + COMMA_STRING +
                                toCommaSeparatedString((Collection<?>)v));
                    }
                    else if (v != null)
                    {
                        assert false;
                    }
                }
            }
            else if (value != null)
            {
                assert false;
            }
            else
            {
                // System.err.println("unprocessed compiler options: " + key + EQUALS_STRING + value);
            }
        }

        // Append extra command line args to the buffer.
        if (extras != null && extras.length > 0)
        {
            for (int i = 0, length = extras == null ? 0 : extras.length; i < length; i++)
            {
                if (extras[i] != null)
                {
                    buffer.add(extras[i]);
                }
            }            
        }
        
        String[] options = new String[buffer.size()];
        buffer.toArray(options);
    
        if (Trace.config)
            Trace.trace("Configurator: options = " + buffer.toString());
        
        return options;
    }

	protected String[] processExtras(String[] extraOptions) throws ConfigurationException
    {
		return extraOptions;
	}

    /**
     * Sets the configuration parameters. The input should be valid <code>mxmlc/compc</code> command-line arguments.<p>
     * 
     * @param args <code>mxmlc/compc</code> command-line arguments
     * @param defaultVariable the default variable of the configuration.
     */
    public void setConfiguration(String[] args, String defaultVariable)
    {
        extras = args;
        configurationDefaultVariable = defaultVariable;
        isConfigurationDirty = true;
    }
    
    /**
     * Defines a token. mxmlc and compc support token substitutions. For example,
     * 
     * <pre>
     * mxmlc +royalelib=path1 +foo=bar --var=${foo}
     * </pre>
     * 
     * <code>var=bar</code> after the substitution of <code>${foo}</code>.
     * 
     * @param name The name of the token.
     * @param value The value of the token.
     */
    public void setToken(String name, String value)
    {
        tokens.put(name, value);
        
        isConfigurationDirty = true;
    }

    /**
     * 
     */
    @Override
    public String toString()
    {
        String[] options;
        try
        {
            options = getOptions(args, more, processExtras(extras));
        }
        catch (ConfigurationException e)
        {
            options = new String[0];
        }
        
        StringBuilder b = new StringBuilder();
        for (int i = 0; i < options.length; i++)
        {
            b.append(options[i]);
            b.append(' ');
        }
        return b.toString();
    }
    
    private String toCommaSeparatedString(Collection<?> values)
    {
        StringBuilder b = new StringBuilder();
        int length = values.size();
        int i = 0;
        for (Object value : values)
        {
            String valueString = null;
            
            if (value instanceof String)
            {
                valueString = (String)value;
            }
            else if (value instanceof File)
            {
                valueString = ((File)value).getPath();
            }
            
            if (valueString != null)
                b.append(valueString);
            
            if (i++ < length - 1)
            {
                b.append(COMMA_STRING);
            }
        }
        return b.toString();
    }
    
    @Override
    public Configurator clone()
    {
        Configurator cloneConfig;
        
        try
        {
            cloneConfig = (Configurator) super.clone();
        }
        catch ( CloneNotSupportedException e )
        {
            throw new RuntimeException(e);//wont happen
        }

        cloneConfig.args = new LinkedHashMap<String, Object>(args);
        cloneConfig.more = new LinkedHashMap<String, Object>(more);
        cloneConfig.tokens = new LinkedHashMap<String, String>(tokens);
        cloneConfig.configurationClass = configurationClass;
        cloneConfig.isConfigurationDirty = true;
        
        if (extras != null)
        {
            cloneConfig.extras = new String[extras.length];
            System.arraycopy(extras, 0, cloneConfig.extras, 0, extras.length);
        }

        return cloneConfig;
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