Example usage for javax.naming.directory Attribute isOrdered

Introduction

In this page you can find the example usage for javax.naming.directory Attribute isOrdered.

Prototype

boolean isOrdered();

Source Link

Document

Determines whether this attribute's values are ordered.

Usage

From source file:de.acosix.alfresco.mtsupport.repo.auth.ldap.EnhancedLDAPUserRegistry.java

protected Collection<Object> mapAttribute(final Attribute attribute) throws NamingException {
    Collection<Object> values;
    if (attribute.isOrdered()) {
        values = new ArrayList<>();
    } else {/*from   www  .j  a  v  a  2s.c o  m*/
        values = new HashSet<>();
    }
    final NamingEnumeration<?> allAttributeValues = attribute.getAll();
    while (allAttributeValues.hasMore()) {
        final Object next = allAttributeValues.next();
        final Object mappedValue = this.mapAttributeValue(attribute.getID(), next);
        values.add(mappedValue);
    }

    LOGGER.debug("Mapped value of {} to {}", attribute, values);

    return values;
}

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From source file:de.acosix.alfresco.mtsupport.repo.auth.ldap.EnhancedLDAPUserRegistry.java

protected <T> Collection<T> mapAttribute(final Attribute attribute, final Class<T> expectedValueClass)
        throws NamingException {
    Collection<T> values;/*from   w  w w  .  j av  a2s  . c o m*/
    if (attribute.isOrdered()) {
        values = new ArrayList<>();
    } else {
        values = new HashSet<>();
    }
    final NamingEnumeration<?> allAttributeValues = attribute.getAll();
    while (allAttributeValues.hasMore()) {
        final Object next = allAttributeValues.next();
        final Object mappedValue = this.mapAttributeValue(attribute.getID(), next);
        final T value = DefaultTypeConverter.INSTANCE.convert(expectedValueClass, mappedValue);
        values.add(value);
    }

    LOGGER.debug("Mapped value of {} to {}", attribute, values);

    return values;
}

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From source file:org.springframework.ldap.core.DirContextAdapter.java

/**
 * Collect all modifications for the changed attribute. If no changes have
 * been made, return immediately. If modifications have been made, and the
 * original size as well as the updated size of the attribute is 1, replace
 * the attribute. If the size of the updated attribute is 0, remove the
 * attribute. Otherwise, the attribute is a multi-value attribute; if it's
 * an ordered one it should be replaced in its entirety to preserve the new
 * ordering, if not all modifications to the original value (removals and
 * additions) will be collected individually.
 * /*from www  . j a va  2s .  com*/
 * @param changedAttr the value of the changed attribute.
 * @param modificationList the list in which to add the modifications.
 * @throws NamingException if thrown by called Attribute methods.
 */
private void collectModifications(Attribute changedAttr, List modificationList) throws NamingException {
    Attribute currentAttribute = originalAttrs.get(changedAttr.getID());

    if (changedAttr.equals(currentAttribute)) {
        // No changes
        return;
    } else if (currentAttribute != null && currentAttribute.size() == 1 && changedAttr.size() == 1) {
        // Replace single-vale attribute.
        modificationList.add(new ModificationItem(DirContext.REPLACE_ATTRIBUTE, changedAttr));
    } else if (changedAttr.size() == 0 && currentAttribute != null) {
        // Attribute has been removed.
        modificationList.add(new ModificationItem(DirContext.REMOVE_ATTRIBUTE, changedAttr));
    } else if ((currentAttribute == null || currentAttribute.size() == 0) && changedAttr.size() > 0) {
        // Attribute has been added.
        modificationList.add(new ModificationItem(DirContext.ADD_ATTRIBUTE, changedAttr));
    } else if (changedAttr.size() > 0 && changedAttr.isOrdered()) {
        // This is a multivalue attribute and it is ordered - the original
        // value should be replaced with the new values so that the ordering
        // is preserved.
        modificationList.add(new ModificationItem(DirContext.REPLACE_ATTRIBUTE, changedAttr));
    } else if (changedAttr.size() > 0) {
        // Change of multivalue Attribute. Collect additions and removals
        // individually.
        List myModifications = new LinkedList();
        collectModifications(currentAttribute, changedAttr, myModifications);

        if (myModifications.isEmpty()) {
            // This means that the attributes are not equal, but the
            // actual values are the same - thus the order must have
            // changed. This should result in a REPLACE_ATTRIBUTE operation.
            myModifications.add(new ModificationItem(DirContext.REPLACE_ATTRIBUTE, changedAttr));
        }

        modificationList.addAll(myModifications);
    }
}

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