net.sf.jasperreports.crosstabs.interactive.CrosstabInteractiveJsonHandler Maven / Gradle / Ivy
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Free Java Reporting Library
/*
* JasperReports - Free Java Reporting Library.
* Copyright (C) 2001 - 2019 TIBCO Software Inc. All rights reserved.
* http://www.jaspersoft.com
*
* Unless you have purchased a commercial license agreement from Jaspersoft,
* the following license terms apply:
*
* This program is part of JasperReports.
*
* JasperReports 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 3 of the License, or
* (at your option) any later version.
*
* JasperReports 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 JasperReports. If not, see .
*/
package net.sf.jasperreports.crosstabs.interactive;
import java.util.LinkedHashMap;
import java.util.Map;
import net.sf.jasperreports.engine.JRGenericPrintElement;
import net.sf.jasperreports.engine.JRPropertiesUtil;
import net.sf.jasperreports.engine.ReportContext;
import net.sf.jasperreports.engine.export.GenericElementJsonHandler;
import net.sf.jasperreports.engine.export.JsonExporterContext;
import net.sf.jasperreports.web.util.JacksonUtil;
/**
* @author Lucian Chirita ([email protected])
*/
public class CrosstabInteractiveJsonHandler implements GenericElementJsonHandler
{
public static final String PROPERTY_CROSSTAB_ID = JRPropertiesUtil.PROPERTY_PREFIX + "export.crosstab.crosstabId";
public static final String ATTRIBUTE_CROSSTAB_ID = "data-jrxtid";
public static final String PROPERTY_COLUMN_INDEX = JRPropertiesUtil.PROPERTY_PREFIX + "export.crosstab.columnIndex";
public static final String ATTRIBUTE_COLUMN_INDEX = "data-jrxtcolidx";
public static final String ELEMENT_PARAMETER_CROSSTAB_ID = "crosstabId";
public static final String ELEMENT_PARAMETER_CROSSTAB_FRAGMENT_ID = "crosstabFragmentId";
public static final String ELEMENT_PARAMETER_START_COLUMN_INDEX = "startColumnIndex";
public static final String ELEMENT_PARAMETER_ROW_GROUPS = "rowGroups";
public static final String ELEMENT_PARAMETER_DATA_COLUMNS = "dataColumns";
public static final String ELEMENT_PARAMETER_FLOATING_HEADERS = "hasFloatingHeaders";
@Override
public boolean toExport(JRGenericPrintElement element)
{
return true;
}
@Override
public String getJsonFragment(JsonExporterContext exporterContext, JRGenericPrintElement element)
{
ReportContext reportContext = exporterContext.getExporterRef().getReportContext();
String jsonFragment = null;
if (reportContext != null)
{
Map elementInfo = new LinkedHashMap();
String crosstabId = (String) element.getParameterValue(ELEMENT_PARAMETER_CROSSTAB_ID);
String crosstabFragmentId = (String) element.getParameterValue(ELEMENT_PARAMETER_CROSSTAB_FRAGMENT_ID);
if (crosstabFragmentId == null)
{
// this can happen for JasperPrints generated by 5.5.0
crosstabFragmentId = crosstabId;
}
elementInfo.put("type", "crosstab");
elementInfo.put("module", "jive.crosstab");
elementInfo.put("uimodule", "jive.crosstab.interactive");
elementInfo.put("id", crosstabFragmentId);
elementInfo.put("fragmentId", crosstabFragmentId);
elementInfo.put("crosstabId", crosstabId);
elementInfo.put("startColumnIndex", element.getParameterValue(ELEMENT_PARAMETER_START_COLUMN_INDEX));
elementInfo.put("hasFloatingHeaders", element.getParameterValue(ELEMENT_PARAMETER_FLOATING_HEADERS));
elementInfo.put("rowGroups", element.getParameterValue(ELEMENT_PARAMETER_ROW_GROUPS));
elementInfo.put("dataColumns", element.getParameterValue(ELEMENT_PARAMETER_DATA_COLUMNS));
String elementInfoJson = JacksonUtil.getInstance(exporterContext.getJasperReportsContext()).getJsonString(elementInfo);
// assuming the Id doesn't need escaping
jsonFragment = "\"" + crosstabFragmentId + "\":" + elementInfoJson;
}
return jsonFragment;
}
}