gov.nih.nci.cabig.caaers.tools.editors.DateEditor.java Source code

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Here is the source code for gov.nih.nci.cabig.caaers.tools.editors.DateEditor.java

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/*******************************************************************************
 * Copyright SemanticBits, Northwestern University and Akaza Research
 * 
 * Distributed under the OSI-approved BSD 3-Clause License.
 * See http://ncip.github.com/caaers/LICENSE.txt for details.
 ******************************************************************************/
package gov.nih.nci.cabig.caaers.tools.editors;

import gov.nih.nci.cabig.caaers.utils.DateUtils;
import org.apache.commons.lang.StringUtils;

import java.beans.PropertyEditorSupport;
import java.text.ParseException;
import java.util.Date;

/**
 * There is a requirement that the Date fields should accept variour combination of dates
 * Eg:-
 *  m/d/yy
 *  m/dd/yyyy
 *  mm/dd/yy
 *  mm/dd/yyyy
 *  
 * @author: Biju Joseph
 */
public class DateEditor extends PropertyEditorSupport {

    /**
     * A date in proper string form. 
     * @return
     */
    @Override
    public String getAsText() {
        Date d = (Date) getValue();
        return (d == null) ? null : gov.nih.nci.cabig.caaers.utils.DateUtils.formatDate(d);
    }

    /**
     * Will convert various date strings to date.
     * Supported formats are:
     *
     *  MM/dd/yyyy
     *  MM/dd/yy
     *
     *  MM/d/yyyy
     *  MM/d/yy
     *
     *  M/dd/yyyy
     *  M/dd/yy
     *
     *  M/d/yyyy
     *  M/d/yy
     *  
     * @param text
     * @throws IllegalArgumentException
     */
    @Override
    public void setAsText(String text) throws IllegalArgumentException {
        if (StringUtils.isBlank(text)) {
            setValue(null);
        } else {
            try {
                Date d = DateUtils.parseDate(text);
                setValue(d);
            } catch (ParseException pe) {
                throw new IllegalArgumentException(
                        "Unknown format, unable to parse the date values, expected format is 'mm/dd/yyyy'", pe);
            }
        }
    }
}