com.liferay.util.ldap.LDAPUtil.java Source code

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Here is the source code for com.liferay.util.ldap.LDAPUtil.java

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/**
 * Copyright (c) 2000-2012 Liferay, Inc. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 2.1 of the License, or (at your option)
 * any later version.
 *
 * This library is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
 * details.
 */

package com.liferay.util.ldap;

import com.liferay.portal.kernel.util.CharPool;
import com.liferay.portal.kernel.util.DateFormatFactoryUtil;
import com.liferay.portal.kernel.util.StringPool;
import com.liferay.portal.kernel.util.Validator;

import java.text.DateFormat;

import java.util.Date;
import java.util.Properties;

import javax.naming.NamingException;
import javax.naming.directory.Attribute;
import javax.naming.directory.Attributes;

/**
 * @author Toma Bedolla
 * @author Michael Young
 * @author Brian Wing Shun Chan
 */
public class LDAPUtil {

    public static Object getAttributeObject(Attributes attributes, Properties properties, String key)
            throws NamingException {

        String id = properties.getProperty(key);

        return getAttributeObject(attributes, id);
    }

    public static Object getAttributeObject(Attributes attributes, Properties properties, String key,
            Object defaultValue) throws NamingException {

        String id = properties.getProperty(key);

        return getAttributeObject(attributes, id, defaultValue);
    }

    public static Object getAttributeObject(Attributes attributes, String id) throws NamingException {

        return getAttributeObject(attributes, id, null);
    }

    public static Object getAttributeObject(Attributes attributes, String id, Object defaultValue)
            throws NamingException {

        if (Validator.isNull(id)) {
            return defaultValue;
        }

        Attribute attribute = attributes.get(id);

        if (attribute == null) {
            return defaultValue;
        }

        Object object = attribute.get();

        if (object == null) {
            return defaultValue;
        }

        return object;
    }

    public static String getAttributeString(Attributes attributes, Properties properties, String key)
            throws NamingException {

        String id = properties.getProperty(key);

        return getAttributeString(attributes, id);
    }

    public static String getAttributeString(Attributes attributes, Properties properties, String key,
            String defaultValue) throws NamingException {

        String id = properties.getProperty(key);

        return getAttributeString(attributes, id, defaultValue);
    }

    public static String getAttributeString(Attributes attributes, String id) throws NamingException {

        return getAttributeString(attributes, id, StringPool.BLANK);
    }

    public static String getAttributeString(Attributes attributes, String id, String defaultValue)
            throws NamingException {

        if (Validator.isNull(id)) {
            return defaultValue;
        }

        Attribute attribute = attributes.get(id);

        if (attribute == null) {
            return defaultValue;
        }

        Object object = attribute.get();

        if (object == null) {
            return defaultValue;
        }

        return object.toString();
    }

    public static String getFullProviderURL(String baseURL, String baseDN) {
        return baseURL + StringPool.SLASH + baseDN;
    }

    public static Date parseDate(String date) throws Exception {
        String format = "yyyyMMddHHmmss";

        if (date.endsWith("Z")) {
            if (date.indexOf(CharPool.PERIOD) != -1) {
                format = "yyyyMMddHHmmss.S'Z'";
            } else {
                format = "yyyyMMddHHmmss'Z'";
            }
        } else if ((date.indexOf(CharPool.DASH) != -1) || (date.indexOf(CharPool.PLUS) != -1)) {

            if (date.indexOf(CharPool.PERIOD) != -1) {
                format = "yyyyMMddHHmmss.SZ";
            } else {
                format = "yyyyMMddHHmmssZ";
            }
        } else if (date.indexOf(CharPool.PERIOD) != -1) {
            format = "yyyyMMddHHmmss.S";
        }

        DateFormat dateFormat = DateFormatFactoryUtil.getSimpleDateFormat(format);

        return dateFormat.parse(date);
    }

}