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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.web.actions;
import java.util.Map;
import java.util.Set;
import net.sf.jasperreports.engine.JRConstants;
import net.sf.jasperreports.engine.JasperReportsContext;
import net.sf.jasperreports.engine.ReportContext;
import net.sf.jasperreports.engine.design.JasperDesign;
import net.sf.jasperreports.repo.JasperDesignCache;
import net.sf.jasperreports.repo.JasperDesignReportResource;
import net.sf.jasperreports.web.commands.CommandException;
import net.sf.jasperreports.web.commands.CommandTarget;
import net.sf.jasperreports.web.commands.ResetInCacheCommand;
import net.sf.jasperreports.web.util.WebUtil;
/**
* @author Narcis Marcu ([email protected])
*/
public class SaveZoomAction extends AbstractAction {
private static final long serialVersionUID = JRConstants.SERIAL_VERSION_UID;
private String zoomValue;
public String getZoomValue() {
return zoomValue;
}
public void setZoomValue(String zoomValue) {
this.zoomValue = zoomValue;
}
@Override
public void performAction() throws ActionException {
if (zoomValue != null && zoomValue.length() > 0) {
CommandTarget target = getCommandTarget(getJasperReportsContext(), getReportContext());
if (target != null) {
// execute command
try {
getCommandStack().execute(
new ResetInCacheCommand(
new SaveZoomCommand((JasperDesign)target.getIdentifiable(), zoomValue),
getJasperReportsContext(),
getReportContext(),
target.getUri()
)
);
} catch (CommandException e) {
throw new ActionException(e);
}
}
} else {
errors.addAndThrow("net.sf.jasperreports.web.actions.empty.zoom");
}
}
@Override
public boolean requiresRefill() {
return false;
}
public CommandTarget getCommandTarget(JasperReportsContext jasperReportsContext, ReportContext reportContext) {
JasperDesignCache cache = JasperDesignCache.getInstance(jasperReportsContext, reportContext);
Map cachedResources = cache.getCachedResources();
Set uris = cachedResources.keySet();
String reportUri = (String) reportContext.getParameterValue(WebUtil.REQUEST_PARAMETER_REPORT_URI);
if (reportUri != null) {
for (String uri : uris) {
if (reportUri.equals(uri)) {
CommandTarget target = new CommandTarget();
target.setUri(uri);
target.setIdentifiable(cache.getJasperDesign(uri));
return target;
}
}
}
return null;
}
}