org.openmrs.web.attribute.handler.BooleanFieldGenDatatypeHandler.java Source code

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Here is the source code for org.openmrs.web.attribute.handler.BooleanFieldGenDatatypeHandler.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.web.attribute.handler;

import java.util.HashMap;
import java.util.Map;

import javax.servlet.http.HttpServletRequest;

import org.apache.commons.lang.StringUtils;
import org.openmrs.api.context.Context;
import org.openmrs.customdatatype.CustomDatatype;
import org.openmrs.customdatatype.InvalidCustomValueException;
import org.openmrs.customdatatype.datatype.BooleanDatatype;
import org.openmrs.messagesource.MessageSourceService;
import org.springframework.stereotype.Component;

/**
 * Handler for the boolean custom datatype
 */
@Component
public class BooleanFieldGenDatatypeHandler implements FieldGenDatatypeHandler<BooleanDatatype, Boolean> {

    /**
     * @see org.openmrs.customdatatype.CustomDatatypeHandler#setHandlerConfiguration(java.lang.String)
     */
    @Override
    public void setHandlerConfiguration(String arg0) {
        // not used
    }

    /**
     * @see org.openmrs.web.attribute.handler.FieldGenDatatypeHandler#getWidgetName()
     */
    @Override
    public String getWidgetName() {
        return "boolean";
    }

    /**
     * @see org.openmrs.web.attribute.handler.FieldGenDatatypeHandler#getWidgetConfiguration()
     */
    @Override
    public Map<String, Object> getWidgetConfiguration() {
        MessageSourceService mss = Context.getMessageSourceService();
        Map<String, Object> ret = new HashMap<String, Object>();
        ret.put("isNullable", "false");
        ret.put("trueLabel", mss.getMessage("general.true"));
        ret.put("falseLabel", mss.getMessage("general.false"));
        return ret;
    }

    /**
     * @see org.openmrs.web.attribute.handler.FieldGenDatatypeHandler#getValue(org.openmrs.customdatatype.CustomDatatype, javax.servlet.http.HttpServletRequest, java.lang.String)
     */
    @Override
    public Boolean getValue(org.openmrs.customdatatype.datatype.BooleanDatatype datatype,
            HttpServletRequest request, String formFieldName) throws InvalidCustomValueException {
        String result = request.getParameter(formFieldName);
        if (StringUtils.isBlank(result)) {
            return null;
        }
        try {
            return Boolean.valueOf(result);
        } catch (Exception ex) {
            throw new InvalidCustomValueException("Invalid boolean: " + result);
        }
    }

    /**
     * @see org.openmrs.web.attribute.handler.HtmlDisplayableDatatypeHandler#toHtmlSummary(org.openmrs.customdatatype.CustomDatatype, java.lang.String)
     */
    @Override
    public CustomDatatype.Summary toHtmlSummary(CustomDatatype<Boolean> datatype, String valueReference) {
        return new CustomDatatype.Summary(valueReference, true);
    }

    /**
     * @see org.openmrs.web.attribute.handler.HtmlDisplayableDatatypeHandler#toHtml(org.openmrs.customdatatype.CustomDatatype, java.lang.String)
     */
    @Override
    public String toHtml(CustomDatatype<Boolean> datatype, String valueReference) {
        return valueReference;
    }
}