com.liferay.util.format.USAPhoneNumberFormat.java Source code

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Here is the source code for com.liferay.util.format.USAPhoneNumberFormat.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.format;

import com.liferay.portal.kernel.util.StringBundler;
import com.liferay.portal.kernel.util.StringPool;
import com.liferay.portal.kernel.util.StringUtil;

/**
 * @author Brian Wing Shun Chan
 */
public class USAPhoneNumberFormat implements PhoneNumberFormat {

    public String format(String phoneNumber) {
        if (phoneNumber == null) {
            return StringPool.BLANK;
        }

        if (phoneNumber.length() > 10) {
            StringBundler sb = new StringBundler(8);

            sb.append(StringPool.OPEN_PARENTHESIS);
            sb.append(phoneNumber.substring(0, 3));
            sb.append(") ");
            sb.append(phoneNumber.substring(3, 6));
            sb.append(StringPool.DASH);
            sb.append(phoneNumber.substring(6, 10));
            sb.append(" x");
            sb.append(phoneNumber.substring(10));

            return sb.toString();
        } else if (phoneNumber.length() == 10) {
            StringBundler sb = new StringBundler(6);

            sb.append(StringPool.OPEN_PARENTHESIS);
            sb.append(phoneNumber.substring(0, 3));
            sb.append(") ");
            sb.append(phoneNumber.substring(3, 6));
            sb.append(StringPool.DASH);
            sb.append(phoneNumber.substring(6));

            return sb.toString();
        } else if (phoneNumber.length() == 7) {
            return phoneNumber.substring(0, 3).concat(StringPool.DASH).concat(phoneNumber.substring(3));
        } else {
            return phoneNumber;
        }
    }

    public String strip(String phoneNumber) {
        return StringUtil.extractDigits(phoneNumber);
    }

}