/* * Copyright (c) 2005, John Mettraux, OpenWFE.org * All rights reserved. *  * Redistribution and use in source and binary forms, with or without  * modification, are permitted provided that the following conditions are met: *  * . Redistributions of source code must retain the above copyright notice, this *   list of conditions and the following disclaimer.   *  * . Redistributions in binary form must reproduce the above copyright notice,  *   this list of conditions and the following disclaimer in the documentation  *   and/or other materials provided with the distribution. *  * . Neither the name of the "OpenWFE" nor the names of its contributors may be *   used to endorse or promote products derived from this software without *   specific prior written permission. *  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE  * POSSIBILITY OF SUCH DAMAGE. * * $Id: LaunchPermission.java,v 1.22 2005/05/17 16:41:03 jmettraux Exp $ *///// LaunchPermission.java//// jmettraux@openwfe.org//// generated with // jtmpl 1.0.04 31.10.2002 John Mettraux (jmettraux@openwfe.org)//package openwfe.org.worklist.auth;import java.security.PermissionCollection;import openwfe.org.xml.XmlUtils;import openwfe.org.auth.Permission;/** * A permission for a workitem store * * <p><font size=2>CVS Info : * <br>$Author: jmettraux $ * <br>$Date: 2005/05/17 16:41:03 $ * <br>$Id: LaunchPermission.java,v 1.22 2005/05/17 16:41:03 jmettraux Exp $ </font> * * @author jmettraux@openwfe.org */public class LaunchPermission    extends Permission{    private final static org.apache.log4j.Logger log =        org.apache.log4j.Logger.getLogger(LaunchPermission.class.getName());    //    // CONSTANTS (definitions)    public final static String LAUNCH_ACTIONS         = "launch";    private final static String LAUNCHITEM = "launchitem";    //private final static String FLOWDEF = "workflow-definition";    private final static String FLOWS = "flows";    private final static String FLOW = "flow";    //    // FIELDS    protected String engineId = null;    protected String flowUrl = null;    //    // CONSTRUCTORS    public LaunchPermission (final java.util.Map params)    {        super(params);        splitName((String)params.get(NAME));    }    public static LaunchPermission newLaunchPermission (final String name)    {        final java.util.Map params = new java.util.HashMap(1);        params.put(NAME, name);        return new LaunchPermission(params);    }    protected void splitName (String s)    {        String[] ss = s.split("::");        if (ss.length < 2)        {            splitName(".*::"+s);            return;        }        this.engineId = ss[0];        this.flowUrl = ss[1];        log.debug("splitName()  '"+this.engineId+"' :: '"+this.flowUrl+"'");    }    //    // METHODS        public String getEngineId () { return this.engineId; }    public String getUrl () { return this.flowUrl; }    /**     * Returns all the url concerned by this launchPermission.      * If the permission points to a list of flow, their URLs     * are all returned.     * The result is not cached, so you can drop in new flowdefs or flowlists      * and they will be seen.     */    public java.util.List resolveUrl ()    {        java.util.ArrayList result = new java.util.ArrayList();        resolveUrl(result, this.flowUrl);        return result;    }    /**     * The workhorse of the previous method.     * Url pointing to list of urls that point to list of urls... are     * possible, this method is recursive.     */    protected void resolveUrl (final java.util.List result, final String url)    {        //        // is it a regexp ?        if (url.endsWith("*"))        {            result.add(url);            return;        }        //        // not a regexp/glob...        org.jdom.Element docRootElement = null;        try        {            docRootElement = XmlUtils.extractXml(new java.net.URL(url), false);        }        catch (final Throwable t)        {            //log.warn("Couldn't parse document "+url, t);            log.warn("Couldn't parse document "+url+" because of "+t);            return;        }        if (docRootElement.getName().equals(FLOWS))        {            java.util.Iterator it = docRootElement.getChildren(FLOW).iterator();            while (it.hasNext())            {                org.jdom.Element elt = (org.jdom.Element)it.next();                String childUrl = elt.getTextTrim();                 resolveUrl(result, childUrl);                    // this can get recursive...            }            return;        }        result.add(url);    }    /*     * A less static replacement has to be found... Expression Map      * where are you ?     *     * (moved out : was too static)     * /    private boolean isFlowDefinition (final org.jdom.Element rootElement)    {        final String name = rootElement.getName();        return             (name.equals("define") ||             name.equals("process-definition") ||             name.equals("workflow-definition"));    }     */    //    // METHODS from Permission    public String getActions ()    {        return LAUNCH_ACTIONS;    }    public int hashCode ()    {        return this.getName().hashCode();    }    public boolean equals (Object o)    {        if (o == null || ! (o instanceof LaunchPermission)) return false;        LaunchPermission other = (LaunchPermission)o;        return             (getName().equals(other.getName()));    }    public boolean implies (final java.security.Permission p)    {        if (p == null || ! (p instanceof LaunchPermission)) return false;        //log.debug("implies() does "+this+" imply "+p+" ?");                LaunchPermission lp = (LaunchPermission)p;        //        // engine implies        //if ( ! this.engineId.equals("*"))        //{        //    if ( ! this.engineId.equals(lp.engineId)) return false;        //}        if ( ! lp.engineId.matches(this.engineId)) return false;        //        // flow implies        if (this.flowUrl.equals(".*")) return true;        java.util.Iterator it = lp.resolveUrl().iterator();        while (it.hasNext())        {            String url = (String)it.next();            if (matches(this.resolveUrl(), url)) return true;        }        //log.debug("implies() returning false");        return false;    }    /*     * Returns true as soon as one of the authorized urls matches the given     * url.     */    private boolean matches         (final java.util.List authorizedUrls, final String url)    {        final java.util.Iterator it = authorizedUrls.iterator();        while (it.hasNext())        {            final String aUrl = (String)it.next();            //log.debug("matches() does \""+url+"\" match \""+aUrl+"\" ?");            if (url.matches(aUrl)) return true;        }        //log.debug("matches() returning false");        return false;    }    public PermissionCollection newPermissionCollection ()    {        return new LaunchPermissionCollection();    }    public String toString ()    {        StringBuffer sb = new StringBuffer();        sb.append("[LaunchPermission \n  name=\"");        sb.append(getName());        sb.append("\" \n/]");        return sb.toString();    }    //    // some static METHODS    /*    public static void main (String[] args)    {        String n1 = args[0];        String n2 = args[1];        boolean b = namesMatch(n1, n2);        System.out.println("'"+n1+"' matches '"+n2+"' -> "+b);    }    */}//// ANOTHER CLASS//// LaunchPermissionCollection.java//// jmettraux@openwfe.org//// generated with // jtmpl 1.0.04 31.10.2002 John Mettraux (jmettraux@openwfe.org)///** * no comment * * <p><font size=2>CVS Info : * <br>$Author: jmettraux $ * <br>$Date: 2005/05/17 16:41:03 $ * <br>$Id: LaunchPermission.java,v 1.22 2005/05/17 16:41:03 jmettraux Exp $ </font> * * @author jmettraux@openwfe.org */final class LaunchPermissionCollection    extends PermissionCollection    implements java.io.Serializable{    private final static org.apache.log4j.Logger log = org.apache.log4j.Logger        .getLogger(LaunchPermissionCollection.class.getName());    //    // FIELDS    private java.util.Vector permissions = new java.util.Vector();    //    // CONSTRUCTORS    //    // METHODS    public void add (java.security.Permission p)    {        if (p == null || ! (p instanceof LaunchPermission))        {            throw new IllegalArgumentException                ("null permission or permission not of class '"+                 LaunchPermission.class.getName()+"'");        }        if (isReadOnly())        {            throw new SecurityException                ("attempt to add a Permission to a readonly "+                 "PermissionCollection");        }        permissions.add(p);    }    public boolean implies (java.security.Permission p)    {        if (p == null || ! (p instanceof LaunchPermission)) return false;        LaunchPermission lp = (LaunchPermission)p;        java.util.Enumeration en = elements();        while(en.hasMoreElements())        {            LaunchPermission elp = (LaunchPermission)en.nextElement();            //log.debug("does "+elp+" implies "+p+" ?");            if (elp.implies(p)) return true;        }        return false;    }    public java.util.Enumeration elements ()    {        return permissions.elements();    }}