Example usage for javax.naming.directory Attribute clone

List of usage examples for javax.naming.directory Attribute clone

Introduction

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

Prototype

Object clone();

Source Link

Document

Makes a copy of the attribute.

Usage

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

private void collectModifications(Attribute originalAttr, Attribute changedAttr, List modificationList)
        throws NamingException {

    Attribute originalClone = (Attribute) originalAttr.clone();
    Attribute addedValuesAttribute = new BasicAttribute(originalAttr.getID());

    for (int i = 0; i < changedAttr.size(); i++) {
        Object attributeValue = changedAttr.get(i);
        if (!originalClone.remove(attributeValue)) {
            addedValuesAttribute.add(attributeValue);
        }/*from  ww w  .  j a  v  a2s.c  om*/
    }

    // We have now traversed and removed all values from the original that
    // were also present in the new values. The remaining values in the
    // original must be the ones that were removed.
    if (originalClone.size() > 0) {
        modificationList.add(new ModificationItem(DirContext.REMOVE_ATTRIBUTE, originalClone));
    }

    if (addedValuesAttribute.size() > 0) {
        modificationList.add(new ModificationItem(DirContext.ADD_ATTRIBUTE, addedValuesAttribute));
    }
}