Example usage for javax.naming.ldap LdapContext getEnvironment

Introduction

In this page you can find the example usage for javax.naming.ldap LdapContext getEnvironment.

Prototype

public Hashtable<?, ?> getEnvironment() throws NamingException;

Source Link

Document

Retrieves the environment in effect for this context.

Usage

From source file:org.pepstock.jem.gwt.server.security.ExtendedJndiLdapRealm.java

/**
 * Performs the authorization by LDAP.//from  ww w.  j a v  a  2s .  c o  m
 */
@SuppressWarnings("unchecked")
@Override
protected AuthenticationInfo createAuthenticationInfo(AuthenticationToken token, Object ldapPrincipal,
        Object ldapCredentials, LdapContext ldapContext) throws NamingException {
    if (token instanceof FirstInstallationToken) {
        FirstInstallationToken upToken = (FirstInstallationToken) token;
        // Creates a user object
        User user = new User(upToken.getUsername());
        // creates account
        return new SimpleAccount(user, ldapCredentials, getName());
    }
    UsernamePasswordToken upToken = (UsernamePasswordToken) token;
    Collection<PrincipalAttribute> principals = null;
    try {
        // if environment null, uses the ldap context already prepared
        // this part is necessary to load attribtues from LDAP
        if (principalEnvironment == null) {
            LdapContext context = super.getContextFactory().getSystemLdapContext();
            Hashtable<String, String> currentEnvironment = (Hashtable<String, String>) context.getEnvironment();
            principalEnvironment = (Hashtable<String, String>) currentEnvironment.clone();
            // no authentication
            principalEnvironment.put(InitialDirContext.SECURITY_AUTHENTICATION, "none");
            // searchs attributes
        }
        principals = search(upToken.getUsername(), principalEnvironment);
    } catch (NamingException e) {
        LogAppl.getInstance().emit(UserInterfaceMessage.JEMG031E, e, upToken.getUsername());
    }
    // Creates a user object
    User user = new User(upToken.getUsername());
    // sets attribtues
    user.setAttributes(principals);
    if (principals != null) {
        for (PrincipalAttribute pa : principals) {
            if (orgUnitIdAttribute != null && pa.getName().equalsIgnoreCase(orgUnitIdAttribute)) {
                user.setOrgUnitId(pa.getValue().toString());
            }
            if (orgUnitNameAttribute != null && pa.getName().equalsIgnoreCase(orgUnitNameAttribute)) {
                user.setOrgUnitName(pa.getValue().toString());
            }
            if (userNameAttribute != null && pa.getName().equalsIgnoreCase(userNameAttribute)) {
                user.setName(pa.getValue().toString());
            }
        }
    }
    // creates account
    return new SimpleAccount(user, token.getCredentials(), getName());
}

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