Example usage for org.springframework.security.ldap LdapUtils closeEnumeration

Introduction

In this page you can find the example usage for org.springframework.security.ldap LdapUtils closeEnumeration.

Prototype

public static void closeEnumeration(NamingEnumeration ne) 

Source Link

Usage

From source file:org.cloudfoundry.identity.uaa.ldap.extension.SpringSecurityLdapTemplate.java

/**
 * Performs an LDAP compare operation of the value of an attribute for a particular directory entry.
 *
 * @param dn the entry who's attribute is to be used
 * @param attributeName the attribute who's value we want to compare
 * @param value the value to be checked against the directory value
 *
 * @return true if the supplied value matches that in the directory
 *//*from  ww w.  j  av  a 2  s.  c o  m*/
public boolean compare(final String dn, final String attributeName, final Object value) {
    final String comparisonFilter = "(" + attributeName + "={0})";

    class LdapCompareCallback implements ContextExecutor {

        public Object executeWithContext(DirContext ctx) throws NamingException {
            SearchControls ctls = new SearchControls();
            ctls.setReturningAttributes(NO_ATTRS);
            ctls.setSearchScope(SearchControls.OBJECT_SCOPE);

            NamingEnumeration<SearchResult> results = ctx.search(dn, comparisonFilter, new Object[] { value },
                    ctls);

            Boolean match = Boolean.valueOf(results.hasMore());
            LdapUtils.closeEnumeration(results);

            return match;
        }
    }

    Boolean matches = (Boolean) executeReadOnly(new LdapCompareCallback());

    return matches.booleanValue();
}

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From source file:org.cloudfoundry.identity.uaa.ldap.extension.SpringSecurityLdapTemplate.java

/**
 * Internal method extracted to avoid code duplication in AD search.
 *//* w  w  w  .ja  v a  2 s . com*/
public static DirContextOperations searchForSingleEntryInternal(DirContext ctx, SearchControls searchControls,
        String base, String filter, Object[] params) throws NamingException {
    final DistinguishedName ctxBaseDn = new DistinguishedName(ctx.getNameInNamespace());
    final DistinguishedName searchBaseDn = new DistinguishedName(base);
    final NamingEnumeration<SearchResult> resultsEnum = ctx.search(searchBaseDn, filter, params,
            buildControls(searchControls));

    if (logger.isDebugEnabled()) {
        logger.debug("Searching for entry under DN '" + ctxBaseDn + "', base = '" + searchBaseDn
                + "', filter = '" + filter + "'");
    }

    Set<DirContextOperations> results = new HashSet<DirContextOperations>();
    try {
        while (resultsEnum.hasMore()) {
            SearchResult searchResult = resultsEnum.next();
            DirContextAdapter dca = (DirContextAdapter) searchResult.getObject();
            Assert.notNull(dca, "No object returned by search, DirContext is not correctly configured");

            if (logger.isDebugEnabled()) {
                logger.debug("Found DN: " + dca.getDn());
            }
            results.add(dca);
        }
    } catch (PartialResultException e) {
        LdapUtils.closeEnumeration(resultsEnum);
        logger.info("Ignoring PartialResultException");
    }

    if (results.size() == 0) {
        throw new IncorrectResultSizeDataAccessException(1, 0);
    }

    if (results.size() > 1) {
        throw new IncorrectResultSizeDataAccessException(1, results.size());
    }

    return results.iterator().next();
}

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From source file:org.springframework.security.ldap.SpringSecurityLdapTemplate.java

/**
 * Internal method extracted to avoid code duplication in AD search.
 *///from ww w  . j  a v  a2s  . c o  m
public static DirContextOperations searchForSingleEntryInternal(DirContext ctx, SearchControls searchControls,
        String base, String filter, Object[] params) throws NamingException {
    final DistinguishedName ctxBaseDn = new DistinguishedName(ctx.getNameInNamespace());
    final DistinguishedName searchBaseDn = new DistinguishedName(base);
    final NamingEnumeration<SearchResult> resultsEnum = ctx.search(searchBaseDn, filter, params,
            buildControls(searchControls));

    if (logger.isDebugEnabled()) {
        logger.debug("Searching for entry under DN '" + ctxBaseDn + "', base = '" + searchBaseDn
                + "', filter = '" + filter + "'");
    }

    Set<DirContextOperations> results = new HashSet<>();
    try {
        while (resultsEnum.hasMore()) {
            SearchResult searchResult = resultsEnum.next();
            DirContextAdapter dca = (DirContextAdapter) searchResult.getObject();
            Assert.notNull(dca, "No object returned by search, DirContext is not correctly configured");

            if (logger.isDebugEnabled()) {
                logger.debug("Found DN: " + dca.getDn());
            }
            results.add(dca);
        }
    } catch (PartialResultException e) {
        LdapUtils.closeEnumeration(resultsEnum);
        logger.info("Ignoring PartialResultException");
    }

    if (results.size() == 0) {
        throw new IncorrectResultSizeDataAccessException(1, 0);
    }

    if (results.size() > 1) {
        throw new IncorrectResultSizeDataAccessException(1, results.size());
    }

    return results.iterator().next();
}

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