org.openmrs.util.Format.java Source code

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Here is the source code for org.openmrs.util.Format.java

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/**
 * This Source Code Form is subject to the terms of the Mozilla Public License,
 * v. 2.0. If a copy of the MPL was not distributed with this file, You can
 * obtain one at http://mozilla.org/MPL/2.0/. OpenMRS is also distributed under
 * the terms of the Healthcare Disclaimer located at http://openmrs.org/license.
 *
 * Copyright (C) OpenMRS Inc. OpenMRS is a registered trademark and the OpenMRS
 * graphic logo is a trademark of OpenMRS Inc.
 */
package org.openmrs.util;

import java.io.PrintWriter;
import java.io.StringWriter;
import java.text.DateFormat;
import java.text.NumberFormat;
import java.util.Date;
import java.util.Locale;

import org.apache.commons.lang.exception.ExceptionUtils;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.openmrs.api.context.Context;

public class Format {

    private static Log log = LogFactory.getLog(Format.class);

    public enum FORMAT_TYPE {
        DATE, TIME, TIMESTAMP
    }

    public static String formatPercentage(double pct) {
        return NumberFormat.getPercentInstance().format(pct);
    }

    public static String formatPercentage(Number pct) {
        if (pct == null) {
            return "";
        } else {
            return NumberFormat.getPercentInstance().format(pct.doubleValue());
        }
    }

    public static String format(double d) {
        return "" + ((d == (int) d) ? (int) d : d);
    }

    public static String format(Double d) {
        return d == null ? "" : format(d.doubleValue());
    }

    public static String formatTextBoxDate(Date date) {
        return format(date, Context.getLocale(), FORMAT_TYPE.DATE);
    }

    public static String format(Date date) {
        return format(date, Context.getLocale(), FORMAT_TYPE.DATE);
    }

    public static String format(Date date, FORMAT_TYPE type) {
        return format(date, Context.getLocale(), type);
    }

    public static String format(Date date, Locale locale, FORMAT_TYPE type) {
        log.debug("Formatting date: " + date + " with locale " + locale);

        DateFormat dateFormat = null;

        if (type == FORMAT_TYPE.TIMESTAMP) {
            dateFormat = DateFormat.getDateTimeInstance(DateFormat.LONG, DateFormat.LONG, locale);
        } else if (type == FORMAT_TYPE.TIME) {
            dateFormat = DateFormat.getTimeInstance(DateFormat.MEDIUM, locale);
        } else {
            dateFormat = DateFormat.getDateInstance(DateFormat.SHORT, locale);
        }
        return date == null ? "" : dateFormat.format(date);
    }

    public static String format(Throwable t) {
        return t + "\n" + ExceptionUtils.getStackTrace(t);
    }

}