public void insert(final User user) {
        chains().of(stream -> stream.forEach(c -> c.update(user)));
    }

    public boolean changePassword(final String username, final String password) {
        return chains().get(stream -> stream.allMatch(c -> c.changePassword(username, password)));
    }

    public void delete(final User user) {
        chains().of(stream -> stream.forEach(c -> c.delete(user)));
    }

package org.codelibs.fess.auth.chain;

import org.codelibs.fess.es.user.exentity.User;

public interface AuthenticationChain {

    void update(User user);

    void delete(User user);

    boolean changePassword(String username, String password);

    User load(User user);

    @Override
    public void delete(final User user) {
        ComponentUtil.getLdapManager().delete(user);
    }

    @Override
    public boolean changePassword(final String username, final String password) {
        final boolean changed = ComponentUtil.getLdapManager().changePassword(username, password);
        return !changed || ComponentUtil.getFessConfig().isLdapAdminSyncPassword();
    }

    @Override

        userBhv.insertOrUpdate(user, op -> {
            op.setRefreshPolicy(Constants.TRUE);
        });

    }

    public void changePassword(final String username, final String password) {
        final boolean changed = ComponentUtil.getAuthenticationManager().changePassword(username, password);
        if (changed) {
            userBhv.selectEntity(cb -> cb.query().setName_Equal(username)).ifPresent(entity -> {

    }

    @Execute
    public HtmlResponse changePassword(final ProfileForm form) {
        final VaErrorHook toIndexPage = () -> {
            form.clearSecurityInfo();
            return asIndexHtml();
        };
        validatePasswordForm(form, toIndexPage);
        final String username = getUserBean().map(FessUserBean::getUserId).get();
        try {
            userService.changePassword(username, form.newPassword);

            throwValidationError(messages -> messages.addErrorsLoginError(GLOBAL), () -> asIndexPage(form));
        }
        return redirect(getClass());
    }

    @Execute
    public HtmlResponse changePassword(final PasswordForm form) {
        final VaErrorHook toIndexPage = () -> {
            form.clearSecurityInfo();

        changePassword(username, password);
    }

    @Override
    public void delete(final User user) {
        final String username = user.getName();
        if (isTargetUser(username)) {
            executeCommand(deleteCommand, username, StringUtil.EMPTY);
        }
    }

    @Override
    public boolean changePassword(final String username, final String password) {

							<span class="input-group-text">
								<em class="fa fa-lock fa-fw">
							</span>
						</div>
					</div>
					<div class="text-center">
						<button type="submit" name="changePassword"
							class="btn btn-primary btn-block"
							value="<la:message key="labels.login.update"/>">
							<em class="fa fa-pencil-alt">
							<la:message key="labels.login.update" />
						</button>
					</div>

						<la:link href="/"
							styleClass="btn btn-default">
							<em class="fa fa-arrow-circle-left">
							<la:message key="labels.profile.back" />
						</la:link>
						<button type="submit" name="changePassword"
							class="btn btn-success"
							value="<la:message key="labels.profile.update"/>">
							<em class="fa fa-pencil-alt">
							<la:message key="labels.profile.update" />
						</button>
					</div>

							<span class="input-group-text">
								<em class="fa fa-lock fa-fw">
							</span>
						</div>
					</div>
					<div class="text-center">
						<button type="submit" name="changePassword"
							class="btn btn-primary btn-block"
							value="<la:message key="labels.login.update"/>">
							<em class="fa fa-pencil-alt">
							<la:message key="labels.login.update" />
						</button>
					</div>