configuration.java

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	}
	config = new ConfigContainer(p, check);
}

// -------------------------------------------------------------------

/**
 * @return true if and only if name is a specified (existing) property.
 */
public static boolean contains(String name)
{
	return config.contains(name);
}

// -------------------------------------------------------------------

/**
 * Reads given configuration property. If not found, throws a
 * {@link MissingParameterException}.
 * @param name
 *          Name of configuration property
 * @param def
 *          default value
 */
public static boolean getBoolean(String name, boolean def)
{
	return config.getBoolean(name, def);
}

// -------------------------------------------------------------------

/**
 * Reads given property. If not found, or the value is empty string then
 * throws a {@link MissingParameterException}. Empty string is not
 * accepted as false due to the similar function of {@link #contains} which
 * returns true in that case. True is returned if the lowercase value of
 * the property is "true", otherwise false is returned.
 * @param name
 *          Name of configuration property
 */
public static boolean getBoolean(String name)
{
	return config.getBoolean(name);
}

// -------------------------------------------------------------------

/**
 * Reads given configuration property. If not found, returns the default
 * value.
 * @param name
 *          Name of configuration property
 * @param def
 *          default value
 */
public static int getInt(String name, int def)
{
	return config.getInt(name, def);
}

// -------------------------------------------------------------------

/**
 * Reads given configuration property. If not found, throws a
 * {@link MissingParameterException}.
 * @param name
 *          Name of configuration property
 */
public static int getInt(String name)
{
	return config.getInt(name);
}

// -------------------------------------------------------------------

/**
 * Reads given configuration property. If not found, returns the default
 * value.
 * @param name
 *          Name of configuration property
 * @param def
 *          default value
 */
public static long getLong(String name, long def)
{
	return config.getLong(name, def);
}

// -------------------------------------------------------------------

/**
 * Reads given configuration property. If not found, throws a
 * {@link MissingParameterException}.
 * @param name
 *          Name of configuration property
 */
public static long getLong(String name)
{
	return config.getLong(name);
}

// -------------------------------------------------------------------

/**
 * Reads given configuration property. If not found, returns the default
 * value.
 * @param name
 *          Name of configuration property
 * @param def
 *          default value
 */
public static double getDouble(String name, double def)
{
	return config.getDouble(name, def);
}

// -------------------------------------------------------------------

/**
 * Reads given configuration property. If not found, throws a
 * MissingParameterException.
 * @param name
 *          Name of configuration property
 */
public static double getDouble(String name)
{
	return config.getDouble(name);
}

// -------------------------------------------------------------------

/**
 * Reads given configuration property. If not found, returns the default
 * value.
 * @param name
 *          Name of configuration property
 * @param def
 *          default value
 */
public static String getString(String name, String def)
{
	return config.getString(name, def);
}

// -------------------------------------------------------------------

/**
 * Reads given configuration property. If not found, throws a
 * MissingParameterException. Removes trailing whitespace characters.
 * @param name
 *          Name of configuration property
 */
public static String getString(String name)
{
	return config.getString(name);
}

// -------------------------------------------------------------------

/**
 * Reads the given property from the configuration interpreting it as a
 * protocol name. Returns the numeric protocol identifier of this protocol
 * name. See the discussion of protocol name at {@link Configuration} for
 * details on how this numeric id is calculated
 * 
 * @param name
 *          Name of configuration property
 * @return the numeric protocol identifier associated to the value of the
 *         property
 */
public static int getPid(String name)
{
	return config.getPid(name);
}

// -------------------------------------------------------------------

/**
 * Calls {@link #getPid(String)}, and returns the default if no property
 * is defined with the given name.
 * 
 * @param name
 *          Name of configuration property
 * @param pid
 *          the default protocol identifier
 * @return the numeric protocol identifier associated to the value of the
 *         property, or the default if not defined
 */
public static int getPid(String name, int pid)
{
	return config.getPid(name, pid);
}

// -------------------------------------------------------------------

/**
 * Returns the numeric protocol identifier of the given protocol name.
 * 
 * @param protname
 *          the protocol name.
 * @return the numeric protocol identifier associated to the protocol name
 */
public static int lookupPid(String protname)
{
	return config.lookupPid(protname);
}

// -------------------------------------------------------------------

/**
 * Returns the name of a protocol that has the given identifier.
 * <p>
 * Note that this is not a constant time operation in the number of
 * protocols, although typically there are very few protocols defined.
 * 
 * @param pid
 *          numeric protocol identifier.
 * @return name of the protocol that has the given id. null if no protocols
 *         have the given id.
 */
public static String lookupPid(int pid)
{
	return config.lookupPid(pid);
}

// -------------------------------------------------------------------

/**
 * Reads given configuration property. If not found, throws a
 * {@link MissingParameterException}. When creating the Class object, a
 * few attempts are done to resolve the classname. See
 * {@link Configuration} for details.
 * @param name
 *          Name of configuration property
 */
public static Class getClass(String name)
{
	return config.getClass(name);
}

// -------------------------------------------------------------------

/**
 * Reads given configuration property. If not found, returns the default
 * value.
 * @param name
 *          Name of configuration property
 * @param def
 *          default value
 * @see #getClass(String)
 */
public static Class getClass(String name, Class def)
{
	return config.getClass(name, def);
}

// -------------------------------------------------------------------

/**
 * Reads given configuration property for a class name. It returns an
 * instance of the class. The class must implement a constructor that takes
 * a String as an argument. The value of this string will be <tt>name</tt>.
 * The constructor of the class can see the configuration so it can make
 * use of this name to read its own parameters from it.
 * @param name
 *          Name of configuration property
 * @throws MissingParameterException
 *           if the given property is not defined
 * @throws IllegalParameterException
 *           if there is any problem creating the instance
 */
public static Object getInstance(String name)
{
	return config.getInstance(name);
}

// -------------------------------------------------------------------

/**
 * Reads given configuration property for a class name. It returns an
 * instance of the class. The class must implement a constructor that takes
 * a String as an argument. The value of this string will be <tt>name</tt>.
 * The constructor of the class can see the configuration so it can make
 * use of this name to read its own parameters from it.
 * @param name
 *          Name of configuration property
 * @param def
 *          The default object that is returned if there is no property
 *          defined with the given name
 * @throws IllegalParameterException
 *           if the given name is defined but there is a problem creating
 *           the instance.
 */
public static Object getInstance(String name, Object def)
{
	return config.getInstance(name, def);
}

// -------------------------------------------------------------------

/**
 * It returns an array of class instances. The instances are constructed by
 * calling {@link #getInstance(String)} on the names returned by
 * {@link #getNames(String)}.
 * @param name
 *          The component type (i.e. prefix of the list of configuration
 *          properties) which will be passed to {@link #getNames(String)}.
 */
public static Object[] getInstanceArray(String name)
{
	return config.getInstanceArray(name);
}

// -------------------------------------------------------------------

/**
 * Returns an array of names prefixed by the specified name. The array is
 * sorted as follows. If there is no config entry
 * <code>{@value #PAR_INCLUDE}+"."+name</code> or
 * <code>{@value #PAR_ORDER}+"."+name</code> then the order is
 * alphabetical. Otherwise this entry defines the order. For more
 * information see {@link Configuration}.
 * @param name
 *          the component type (i.e., the prefix)
 * @return the full property names in the order specified by the
 *         configuration
 */
public static String[] getNames(String name)
{
	return config.getNames(name);
}

}