001: /*
002: * JOnAS: Java(TM) Open Application Server
003: * Copyright (C) 1999 Bull S.A.
004: * Contact: jonas-team@objectweb.org
005: *
006: * This library is free software; you can redistribute it and/or
007: * modify it under the terms of the GNU Lesser General Public
008: * License as published by the Free Software Foundation; either
009: * version 2.1 of the License, or any later version.
010: *
011: * This library is distributed in the hope that it will be useful,
012: * but WITHOUT ANY WARRANTY; without even the implied warranty of
013: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
014: * Lesser General Public License for more details.
015: *
016: * You should have received a copy of the GNU Lesser General Public
017: * License along with this library; if not, write to the Free Software
018: * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
019: * USA
020: *
021: * Initial developer(s): ____________________________________.
022: * Contributor(s): ______________________________________.
023: *
024: * --------------------------------------------------------------------------
025: * $Id: SSHandlerFactory.java 4759 2004-05-17 07:22:36Z durieuxp $
026: * --------------------------------------------------------------------------
027: */
028:
029: package org.objectweb.security.propagation;
030:
031: import org.objectweb.jonathan.apis.kernel.Context;
032: import org.objectweb.jonathan.apis.kernel.InternalException;
033: import org.objectweb.jonathan.apis.kernel.JonathanException;
034: import org.objectweb.jonathan.presentation.api.MarshallerFactory;
035: import org.objectweb.jonathan.libs.kernel.GenericFactory;
036:
037: /**
038: * {@link SSHandler SSHandler}
039: */
040: public class SSHandlerFactory extends GenericFactory {
041:
042: /**
043: * Name used to designate the context containing the SSHandler components.
044: */
045: static public final String jonasss_context_name = "/jonas/security/SSHandler";
046:
047: /**
048: * Returns the components required to create a new
049: * {@link SSHandler SSHandler} instance.
050: * <p>
051: * <code>c</code> must contain a (non null) component of name
052: * "MarshallerFactory" of type {@link MarshallerFactory MarshallerFactory}.
053: * <p>
054: * It may contain a component of name "id", of type Integer; this id
055: * should then represent the service id to use for the created service.
056: * <p>
057: * It may contain a component of name "sender", of type {@link Sender Sender},
058: * and a component of name "receiver", of type {@link Receiver Receiver}.
059: *
060: * @param c a {@link Context Context} instance;
061: * @return the components needed to create an SSHandler instance.
062: */
063: protected Object[] getUsedComponents(Context c) {
064:
065: Object[] used_components = { Context.NO_VALUE,
066: Context.NO_VALUE, Context.NO_VALUE, Context.NO_VALUE };
067:
068: if (c != null) {
069: used_components[0] = c.getValue("id", (char) 0);
070: used_components[1] = c.getValue("sender", (char) 0);
071: used_components[2] = c.getValue("receiver", (char) 0);
072: used_components[3] = c.getValue("MarshallerFactory",
073: (char) 0);
074: }
075: if (!(used_components[0] instanceof Integer)) {
076: used_components[0] = new Integer(Integer.MAX_VALUE);
077: }
078: if (!(used_components[1] instanceof SecuritySender)) {
079: used_components[1] = null;
080: }
081: if (!(used_components[2] instanceof SecurityReceiver)) {
082: used_components[2] = null;
083: }
084: if (!(used_components[3] instanceof MarshallerFactory)) {
085: throw new InternalException(
086: "Component MarshallerFactory of type MarshallerFactory is required by SSHandler.");
087: }
088: return used_components;
089: }
090:
091: /**
092: * Returns a new SSHandler instance created using the provided
093: * components.
094: *
095: * @param c a context;
096: * @param components components to be used to create a new SSHandler instance;
097: * @return a new SSHandler instance;
098: * @exception JonathanException if something goes wrong.
099: */
100: protected Object newInstance(Context c, Object[] components)
101: throws JonathanException {
102: return new SSHandler(c, components);
103: }
104: }
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