com.activiti.service.runtime.FieldValueFormValueSegment Maven / Gradle / Ivy
/**
* Activiti app component part of the Activiti project
* Copyright 2005-2015 Alfresco Software, Ltd. 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.
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
package com.activiti.service.runtime;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.UUID;
import org.apache.commons.lang3.StringUtils;
import com.activiti.model.editor.form.FormFieldRepresentation;
import com.activiti.model.editor.form.FormFieldTypes;
import com.activiti.model.editor.form.FormValuePlaceholderRepresentation;
import com.activiti.model.idm.LightGroupRepresentation;
import com.activiti.model.idm.LightUserRepresentation;
import com.activiti.model.runtime.RelatedContentRepresentation;
import com.fasterxml.jackson.databind.util.ISO8601Utils;
/**
* {@link FormValueSegment} that will resolves to the value of a single field value.
*
* @author Frederik Heremans
*/
public class FieldValueFormValueSegment extends FormValueSegment {
private static final DateFormat dateFormat = new SimpleDateFormat("MMMM dd yyyy");
private String fieldId;
public FieldValueFormValueSegment(String fieldId) {
this.fieldId = fieldId;
}
public String getFieldId() {
return fieldId;
}
@Override
public String getStringValue(Map fieldValues, Map fieldTypes, FormFieldRepresentation field) {
Object rawValue = fieldValues.get(fieldId);
String fieldType = fieldTypes.get(fieldId);
if (rawValue != null) {
if (rawValue instanceof List) {
List list = (List) rawValue;
if (list.size() > 0) {
Object item = list.get(0);
if (item instanceof RelatedContentRepresentation) {
return registerPlaceHolder(rawValue, field, FormFieldTypes.UPLOAD);
}
} else {
return "";
}
} else if (rawValue instanceof LightUserRepresentation) {
LightUserRepresentation user = (LightUserRepresentation) rawValue;
return StringUtils.join(Arrays.asList(user.getFirstName(), user.getLastName()), ' ');
} else if (rawValue instanceof LightGroupRepresentation) {
LightGroupRepresentation group = (LightGroupRepresentation) rawValue;
return group.getName();
} else if (rawValue instanceof Date) {
return registerPlaceHolder(rawValue, field, FormFieldTypes.DATE);
} else if (FormFieldTypes.DATE.equals(fieldType) && rawValue instanceof String) {
Date parsedDate = ISO8601Utils.parse((String) rawValue);
if (parsedDate != null) {
return dateFormat.format(parsedDate);
}
}
return rawValue.toString();
} else {
return null;
}
}
@SuppressWarnings("unchecked")
protected String registerPlaceHolder(Object value, FormFieldRepresentation field, String type) {
List placeHolders = (List) field.getParam("placeholders");
if (placeHolders == null) {
placeHolders = new ArrayList();
if (field.getParams() == null) {
field.setParams(new HashMap());
}
field.getParams().put("placeholders", placeHolders);
}
String placeholder = UUID.randomUUID().toString();
placeHolders.add(new FormValuePlaceholderRepresentation(placeholder, value, type));
return placeholder;
}
}