de.fuberlin.wiwiss.wiqa
Class PolicyParser

java.lang.Object
  de.fuberlin.wiwiss.wiqa.PolicyParser

public class PolicyParser

extends Object

A collection of static functions for parsing WIQA policies from files and strings into Policy objects. One WIQA policy file can contain one or more policies. If it contains multiple policies, we call it a policy suite.

Version:

$Id: PolicyParser.java,v 1.3 2006/04/10 15:29:36 cyganiak Exp $

Author:

Richard Cyganiak (richard@cyganiak.de)

Method Summary

static Policy	parsePolicy(Reader in) Parses a policy.
static Policy	parsePolicy(String policyString) Parses a policy.
static Policy	parsePolicyFromFile(String filename) Parses a policy.
static List	parseSuite(Reader in) Parses a policy suite.
static List	parseSuite(String suiteString) Parses a policy suite.
static List	parseSuiteFromFile(String filename) Parses a policy suite.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

parsePolicy

public static Policy parsePolicy(String policyString)

Parses a policy. If the source contains a suite, all but the first policy will be ignored.

Parameters:

policyString - A string containing a WIQA policy

Returns:

The parsed policy

parsePolicy

public static Policy parsePolicy(Reader in)

Parses a policy. If the source contains a suite, all but the first policy will be ignored.

Parameters:

in - A reader containing a WIQA policy

Returns:

The parsed policy

parsePolicyFromFile

public static Policy parsePolicyFromFile(String filename)
                                  throws IOException

Parses a policy. If the source contains a suite, all but the first policy will be ignored.

Parameters:

filename - A file containing a WIQA policy

Returns:

The parsed policy

Throws:

IOException - On file not found and similar I/O errors

parseSuite

public static List parseSuite(String suiteString)

Parses a policy suite.

Parameters:

suiteString - A string containing a WIQA policy suite

Returns:

A list of Policy objects

parseSuite

public static List parseSuite(Reader in)

Parses a policy suite.

Parameters:

in - A reader containing a WIQA policy suite

Returns:

The parsed policies

parseSuiteFromFile

public static List parseSuiteFromFile(String filename)
                               throws IOException

Parses a policy suite.

Parameters:

filename - A file containing a WIQA policy suite

Returns:

A list of Policy objects

Throws:

IOException - On file not found and similar I/O errors