com.enonic.cms.core.security.user.DisplayNameResolver.java Source code

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Here is the source code for com.enonic.cms.core.security.user.DisplayNameResolver.java

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/*
 * Copyright 2000-2013 Enonic AS
 * http://www.enonic.com/license
 */
package com.enonic.cms.core.security.user;

import org.apache.commons.lang.StringUtils;

import com.enonic.cms.api.plugin.ext.userstore.UserStoreConfig;
import com.enonic.cms.api.plugin.ext.userstore.UserFields;

public final class DisplayNameResolver extends AbstractUserPropertyResolver {
    public DisplayNameResolver(UserStoreConfig userStoreConfig) {
        super(userStoreConfig);
    }

    public String resolveDisplayName(final String name, final String displayName, final UserFields userFields) {
        this.displayName = displayName;
        this.userName = name;

        if (userFields != null) {
            setUserInfoFields(userFields);
        }

        String resolvedDisplayName = doResolve();

        if (StringUtils.isBlank(resolvedDisplayName)) {
            throw new IllegalArgumentException("Could not resolve display name");
        }

        return resolvedDisplayName;
    }

    private String doResolve() {
        // Resolve display name from prefix, firstName, middleName, lastName, suffix - use it if valid
        String displayName = resolveFrom(prefix, firstName, middleName, lastName, suffix);
        if (displayName.length() > 0) {
            return displayName;
        }

        // Resolve display name from nickName - use it if valid
        displayName = resolveFrom(nickName);
        if (displayName.length() > 0) {
            return displayName;
        }

        // Resolve display name from initials - use it if valid
        displayName = resolveFrom(initials);
        if (displayName.length() > 0) {
            return displayName;
        }

        // Resolve display name from uid - use it if valid
        displayName = userName;

        if (displayName != null && displayName.trim().length() > 0) {
            return displayName.trim();
        }

        return null;
    }
}