001    /**
002     * Copyright 2004-2012 The Kuali Foundation
003     *
004     * Licensed under the Educational Community License, Version 2.0 (the "License");
005     * you may not use this file except in compliance with the License.
006     * You may obtain a copy of the License at
007     *
008     * http://www.opensource.org/licenses/ecl2.php
009     *
010     * Unless required by applicable law or agreed to in writing, software
011     * distributed under the License is distributed on an "AS IS" BASIS,
012     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013     * See the License for the specific language governing permissions and
014     * limitations under the License.
015     */
016    package org.kuali.hr.time.timesheet;
017    
018    
019    import org.apache.cxf.common.util.StringUtils;
020    import org.kuali.hr.time.util.TKContext;
021    import org.kuali.hr.time.util.TkConstants;
022    import org.kuali.rice.krad.valuefinder.ValueFinder;
023    
024    public class TimesheetDocumentIdValueFinder implements ValueFinder {
025    
026        @Override
027        /**
028         * First checks the context for the current timesheet document id. Second,
029         * it checks for the request parameter to be set.
030         */
031        public String getValue() {
032            String val = null;
033    
034            val = TKContext.getCurrentTimesheetDocumentId();
035            if (StringUtils.isEmpty(val)) {
036                val = TKContext.getHttpServletRequest().getParameter(TkConstants.TIMESHEET_DOCUMENT_ID_REQUEST_NAME);
037            }
038    
039            return val;
040        }
041    }