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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.components.items;
import java.util.List;
import java.util.Map;
import net.sf.jasperreports.engine.JRDatasetRun;
import net.sf.jasperreports.engine.JRElementDataset;
import net.sf.jasperreports.engine.JRExpressionCollector;
import net.sf.jasperreports.engine.design.JRVerifier;
/**
*
* @author Teodor Danciu ([email protected])
*/
public class ItemCompiler
{
public static void collectExpressions(ItemData data, JRExpressionCollector collector)
{
if (data != null)
{
JRExpressionCollector datasetCollector = collector;
JRElementDataset dataset = data.getDataset();
JRDatasetRun datasetRun = dataset == null ? null : dataset.getDatasetRun();
if (datasetRun != null)
{
collector.collect(datasetRun);
datasetCollector = collector.getDatasetCollector(datasetRun.getDatasetName());
}
List- items = data.getItems();
if (items != null && !items.isEmpty())
{
for(Item item : items)
{
List
itemProperties = item.getProperties();
if(itemProperties != null)
{
for(ItemProperty property : itemProperties)
{
datasetCollector.addExpression(property.getValueExpression());
}
}
}
}
}
}
public static void verifyItemData(JRVerifier verifier, ItemData itemData, String itemName, String[] requiredNames, Map alternativeNamesMap)
{
if (itemData.getDataset() != null)
{
verifier.verifyElementDataset(itemData.getDataset());
}
List- items = itemData.getItems();
if (items != null)
{
for (Item item : items)
{
verifyItem(verifier, item, itemName, requiredNames, alternativeNamesMap);
}
}
}
/**
* Verifies if required properties or their alternatives are present in the item properties list. Alternative
* property names are read from the
alternativeNamesMap
parameter.
*
* For instance, a required latitude property can be provided either directly, using the latitude
item
* property, or by processing the alternative address
property. If at least one of the latitude
* or address
properties are present in the item properties list, the latitude requirement is fulfilled.
*
* @param verifier
* @param item
* @param itemName
* @param requiredNames
* @param alternativeNamesMap
*/
public static void verifyItem(JRVerifier verifier, Item item, String itemName, String[] requiredNames, Map alternativeNamesMap)
{
if(requiredNames != null && requiredNames.length > 0){
List itemProperties = item.getProperties();
if (itemProperties != null && !itemProperties.isEmpty())
{
for (String reqName :requiredNames)
{
boolean hasProperty = false;
for(ItemProperty itemProperty : itemProperties) {
if (itemProperty.getName().equals(reqName)
|| (alternativeNamesMap != null && itemProperty.getName().equals(alternativeNamesMap.get(reqName)))) {
hasProperty = true;
break;
}
}
if(!hasProperty)
{
verifier.addBrokenRule("No '" + reqName + "' property set for the " + itemName + " item.", itemProperties);
}
}
}
}
}
}