ConfigurationUtil.java

/*
 * JBoss, Home of Professional Open Source.
 * Copyright 2008, Red Hat Middleware LLC, and individual contributors
 * as indicated by the @author tags. See the copyright.txt file in the
 * distribution for a full listing of individual contributors.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */
package org.picketlink.identity.federation.web.util;

import java.io.InputStream;

import org.picketlink.identity.federation.PicketLinkLogger;
import org.picketlink.identity.federation.PicketLinkLoggerFactory;
import org.picketlink.identity.federation.core.config.IDPType;
import org.picketlink.identity.federation.core.config.PicketLinkType;
import org.picketlink.identity.federation.core.config.SPType;
import org.picketlink.identity.federation.core.exceptions.ParsingException;
import org.picketlink.identity.federation.core.handler.config.Handlers;
import org.picketlink.identity.federation.core.parsers.config.PicketLinkConfigParser;
import org.picketlink.identity.federation.core.parsers.config.SAMLConfigParser;

/**
 * Deals with Configuration
 *
 * @author Anil.Saldhana@redhat.com
 * @since Aug 21, 2009
 */
public class ConfigurationUtil {
    
    private static final PicketLinkLogger logger = PicketLinkLoggerFactory.getLogger();
    
    public static PicketLinkType getConfiguration(InputStream is) throws ParsingException {
        if (is == null)
            throw logger.nullArgumentError("inputstream");
        PicketLinkConfigParser parser = new PicketLinkConfigParser();
        PicketLinkType picketLinkType = (PicketLinkType) parser.parse(is);
        return picketLinkType;
    }

    /**
     * Get the IDP Configuration from the passed configuration
     *
     * @param is
     * @return
     * @throws ParsingException
     */
    public static IDPType getIDPConfiguration(InputStream is) throws ParsingException {
        if (is == null)
            throw logger.nullArgumentError("inputstream");

        SAMLConfigParser parser = new SAMLConfigParser();
        return (IDPType) parser.parse(is);
    }

    /**
     * Get the SP Configuration from the passed inputstream
     *
     * @param is
     * @return
     * @throws ParsingException
     */
    public static SPType getSPConfiguration(InputStream is) throws ParsingException {
        if (is == null)
            throw logger.nullArgumentError("inputstream");
        return (SPType) (new SAMLConfigParser()).parse(is);
    }

    /**
     * Get the Handlers from the configuration
     *
     * @param is
     * @return
     * @throws ParsingException
     */
    public static Handlers getHandlers(InputStream is) throws ParsingException {
        if (is == null)
            throw logger.nullArgumentError("inputstream");
        return (Handlers) (new SAMLConfigParser()).parse(is);
    }
}