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Free Java Reporting Library
/*
* JasperReports - Free Java Reporting Library.
* Copyright (C) 2001 - 2022 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.export;
import java.awt.Color;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import net.sf.jasperreports.engine.JRPropertiesHolder;
import net.sf.jasperreports.engine.JRPropertiesUtil;
import net.sf.jasperreports.engine.JRPropertiesUtil.PropertySuffix;
import net.sf.jasperreports.engine.JRRuntimeException;
import net.sf.jasperreports.engine.JasperReportsContext;
import net.sf.jasperreports.engine.type.NamedEnum;
import net.sf.jasperreports.engine.util.JRColorUtil;
import net.sf.jasperreports.export.annotations.ExporterProperty;
/**
* @author Teodor Danciu ([email protected])
*/
public class PropertiesExporterConfigurationFactory
{
public static final String EXCEPTION_MESSAGE_KEY_EXPORT_PROPERTIES_EMPTY_STRING_DEFAULT_NOT_SUPPORTED = "export.common.properties.empty.string.default.not.supported";
public static final String EXCEPTION_MESSAGE_KEY_EXPORT_PROPERTIES_TYPE_NOT_SUPPORTED = "export.common.properties.type.not.supported";
// /**
// *
// */
// private final JasperReportsContext jasperReportsContext;
//
// /**
// *
// */
// public PropertiesExporterConfigurationFactory(JasperReportsContext jasperReportsContext)
// {
// this.jasperReportsContext = jasperReportsContext;
// }
//
//
// /**
// *
// */
// public C getConfiguration(final C parent, final JRPropertiesHolder propertiesHolder)
// {
// final C child = getProxy(parent.getClass(), new PropertiesInvocationHandler(propertiesHolder));
//
// CompositeExporterConfigurationFactory factory = new CompositeExporterConfigurationFactory(jasperReportsContext);
//
// return factory.getConfiguration(parent, child);
// }
//
//
// /**
// *
// */
// private final C getProxy(Class clazz, InvocationHandler handler)
// {
// @SuppressWarnings("rawtypes")
// List allInterfaces = ClassUtils.getAllInterfaces(clazz);
//
// @SuppressWarnings("unchecked")
// C proxy =
// (C)Proxy.newProxyInstance(
// ExporterConfiguration.class.getClassLoader(),
// (Class[]) allInterfaces.toArray(new Class[allInterfaces.size()]),
// handler
// );
//
// return proxy;
// }
//
//
// /**
// *
// */
// class PropertiesInvocationHandler implements InvocationHandler
// {
// private final JRPropertiesHolder propertiesHolder;
//
// /**
// *
// */
// public PropertiesInvocationHandler(final JRPropertiesHolder propertiesHolder)
// {
// this.propertiesHolder = propertiesHolder;
// }
//
// /**
// *
// */
// public Object invoke(
// Object proxy,
// Method method,
// Object[] args
// ) throws Throwable
// {
// return getPropertyValue(method, propertiesHolder);
// }
// }
//
//
// /**
// *
// */
// protected Object getPropertyValue(Method method, JRPropertiesHolder propertiesHolder)
// {
// Object value = null;
// ExporterProperty exporterProperty = method.getAnnotation(ExporterProperty.class);
// if (exporterProperty != null)
// {
// value = getPropertyValue(jasperReportsContext, propertiesHolder, exporterProperty, method.getReturnType());
// }
// return value;
// }
/**
* FIXMEEXPORT this static method can be moved
*/
public static Object getPropertyValue(
JasperReportsContext jasperReportsContext,
JRPropertiesHolder propertiesHolder,
ExporterProperty exporterProperty,
Class type
)
{
Object value = null;
String propertyName = exporterProperty.value();
if (String[].class.equals(type))
{
List properties = JRPropertiesUtil.getProperties(propertiesHolder, propertyName);
if (properties != null && !properties.isEmpty())
{
String[] values = new String[properties.size()];
for(int i = 0; i < values.length; i++)
{
values[i] = properties.get(i).getValue();
}
value = values;
}
}
else if (PropertySuffix[].class.equals(type))
{
List properties = JRPropertiesUtil.getProperties(propertiesHolder, propertyName);
if (properties != null && !properties.isEmpty())
{
value = properties.toArray(new PropertySuffix[properties.size()]);
}
}
else if (Map.class.equals(type))
{
List properties = JRPropertiesUtil.getProperties(propertiesHolder, propertyName);
if (properties != null && !properties.isEmpty())
{
Map values = new HashMap<>();
for (PropertySuffix propertySuffix : properties)
{
values.put(propertySuffix.getSuffix(), propertySuffix.getValue());
}
value = values;
}
}
else
{
JRPropertiesUtil propertiesUtil = JRPropertiesUtil.getInstance(jasperReportsContext);
if (String.class.equals(type))
{
value = propertiesUtil.getProperty(propertiesHolder, propertyName);
}
else if (Character.class.equals(type))
{
value = propertiesUtil.getCharacterProperty(propertiesHolder, propertyName);
}
else if (Integer.class.equals(type))
{
if (exporterProperty.nullDefault())
{
value = propertiesUtil.getIntegerProperty(propertiesHolder, propertyName);
}
else
{
value = propertiesUtil.getIntegerProperty(propertiesHolder, propertyName, exporterProperty.intDefault());
}
}
else if (Long.class.equals(type))
{
value = propertiesUtil.getLongProperty(propertiesHolder, propertyName, exporterProperty.longDefault());
}
else if (Float.class.equals(type))
{
if (exporterProperty.nullDefault())
{
value = propertiesUtil.getFloatProperty(propertiesHolder, propertyName);
}
else
{
value = propertiesUtil.getFloatProperty(propertiesHolder, propertyName, exporterProperty.floatDefault());
}
}
else if (Boolean.class.equals(type))
{
value = propertiesUtil.getBooleanProperty(propertiesHolder, propertyName, exporterProperty.booleanDefault());
}
else if (Color.class.equals(type))
{
String strValue = propertiesUtil.getProperty(propertiesHolder, propertyName);
if (strValue == null)
{
if (!exporterProperty.nullDefault())
{
strValue = exporterProperty.stringDefault();
if (strValue.trim().length() == 0)
{
throw new JRRuntimeException(
EXCEPTION_MESSAGE_KEY_EXPORT_PROPERTIES_EMPTY_STRING_DEFAULT_NOT_SUPPORTED,
new Object[]{propertyName}
);
}
}
}
if (strValue != null)
{
value = JRColorUtil.getColor(strValue, null);
}
}
else if (NamedEnum.class.isAssignableFrom(type))
{
value = propertiesUtil.getProperty(propertiesHolder, propertyName);
try
{
Method byNameMethod = type.getMethod("getByName", new Class[]{String.class});
value = byNameMethod.invoke(null, value);
}
catch (NoSuchMethodException | InvocationTargetException | IllegalAccessException e)
{
throw new JRRuntimeException(e);
}
}
else
{
throw
new JRRuntimeException(
EXCEPTION_MESSAGE_KEY_EXPORT_PROPERTIES_TYPE_NOT_SUPPORTED,
new Object[]{type});
}
}
return value;
}
}