JResources.java

package org.objectweb.jonas.security;

import java.util.Enumeration;
import java.util.Hashtable;

import org.objectweb.jonas.security.realm.factory.JResource;
import org.objectweb.jonas.security.realm.factory.JResourceDS;
import org.objectweb.jonas.security.realm.factory.JResourceLDAP;
import org.objectweb.jonas.security.realm.factory.JResourceMemory;


public class JResources {

    private Hashtable jResources = null;

    private SecurityService service = null;

    public static final String HEADER_XML =
        "<?xml version='1.0' encoding='utf-8'?>\n"
        + "<!DOCTYPE jonas-realm PUBLIC\n"
        + "          \"-//ObjectWeb//DTD JOnAS realm 1.0//EN\"\n"
        + "          \"http://www.objectweb.org/jonas/dtds/jonas-realm_1_0.dtd\">\n";

    public JResources(SecurityService s) {
        jResources = new Hashtable();
        service = s;
    }

    public void addJResource(JResource jResource) throws Exception {
        if (jResources.get(jResource.getName()) != null) {
            throw new Exception("The resource name " + jResource.getName() + " already exists !");
        }

        jResources.put(jResource.getName(), jResource);

        service.bindResource(jResource.getName(), jResource);
    }

    public JResource remove(String resourceName) throws Exception {
        JResource jResource = (JResource) jResources.get(resourceName);
        if (jResource == null) {
            throw new Exception("The resource name " + resourceName + " doesn't exist !");
        }
       jResources.remove(resourceName);
       return jResource;
    }

    public JResource getJResource(String name) {
        return (JResource) jResources.get(name);
    }

    public Enumeration getResources() {
        return jResources.elements();
    }

    public String toXML() {

        // Required values

        StringBuffer xml = new StringBuffer(HEADER_XML);
        xml.append("<!--\n");
        xml.append(" - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -\n");
        xml.append(" - Define a jonas-realm.xml file for JOnAS realms\n");
        xml.append(" - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -\n");
        xml.append(" -->\n");

        xml.append("<jonas-realm>\n");

        // Memory realms
        xml.append("  <!--\n");
        xml.append("       -=  MEMORY REALM =-\n");
        xml.append("       Define the users, groups and roles\n");
        xml.append("  -->\n");
        xml.append("  <jonas-memoryrealm>\n");
        for (Enumeration e = jResources.elements(); e.hasMoreElements();) {
                Object o = e.nextElement();
                if (o instanceof JResourceMemory) {
                    xml.append(o.toString());
                    xml.append("\n");
                }
        }
        xml.append("  </jonas-memoryrealm>\n");


        // Datasource realms
        xml.append("  <!--\n");
        xml.append("       -=  DATASOURCE REALM =-\n");
        xml.append("       Define the configuration to use datas from a datasource\n");
        xml.append("  -->\n");
        xml.append("  <jonas-dsrealm>\n");
        for (Enumeration e = jResources.elements(); e.hasMoreElements();) {
                Object o = e.nextElement();
                if (o instanceof JResourceDS) {
                    xml.append(o.toString());
                    xml.append("\n");
                }
        }
        xml.append("  </jonas-dsrealm>\n");

        // Ldap realms
        xml.append("  <!--\n");
        xml.append("       -=  LDAP REALM =-\n");
        xml.append("       Define the configuration to use datas from an ldap server\n");
        xml.append("  -->\n");
        xml.append("  <jonas-ldaprealm>\n");
        for (Enumeration e = jResources.elements(); e.hasMoreElements();) {
                Object o = e.nextElement();
                if (o instanceof JResourceLDAP) {
                    xml.append(o.toString());
                    xml.append("\n");
                }
        }
        xml.append("  </jonas-ldaprealm>\n");



        xml.append("</jonas-realm>\n");


        return xml.toString();
    }

}

---