Java JRDatasetParameter类代码示例

import net.sf.jasperreports.engine.JRDatasetParameter; //导入依赖的package包/类
protected JRBaseDatasetParameter getDatasetParameter(JRDatasetParameter datasetParameter)
{
	JRBaseDatasetParameter baseSubreportParameter = null;

	if (datasetParameter != null)
	{
		baseSubreportParameter = (JRBaseDatasetParameter) get(datasetParameter);
		if (baseSubreportParameter == null)
		{
			baseSubreportParameter = new JRBaseDatasetParameter(datasetParameter, this);
			put(datasetParameter, baseSubreportParameter);
		}
	}

	return baseSubreportParameter;
}
 

import net.sf.jasperreports.engine.JRDatasetParameter; //导入依赖的package包/类
/**
 * Adds a parameter value.
 * 
 * @param parameter the parameter value
 * @throws JRException
 * @see net.sf.jasperreports.engine.JRDatasetRun#getParameters()
 */
public void addParameter(JRDatasetParameter parameter) throws JRException
{
	if (parametersMap.containsKey(parameter.getName()))
	{
		throw 
			new JRException(
				EXCEPTION_MESSAGE_KEY_DUPLICATE_PARAMETER,
				new Object[]{parameter.getName()});
	}
	
	parametersMap.put(parameter.getName(), parameter);
	parametersList.add(parameter);
	getEventSupport().fireCollectionElementAddedEvent(PROPERTY_PARAMETERS, 
			parameter, parametersList.size() - 1);
}
 

import net.sf.jasperreports.engine.JRDatasetParameter; //导入依赖的package包/类
/**
 * Removes a parameter value.
 * 
 * @param parameterName the parameter name
 * @return the removed parameter value
 */
public JRDatasetParameter removeParameter(String parameterName)
{
	JRDatasetParameter param = parametersMap.remove(parameterName);
	if (param != null)
	{
		int idx = parametersList.indexOf(param);
		if (idx >= 0)
		{
			parametersList.remove(idx);
		}
		getEventSupport().fireCollectionElementRemovedEvent(PROPERTY_PARAMETERS, param, idx);
	}
	
	return param;
}
 

import net.sf.jasperreports.engine.JRDatasetParameter; //导入依赖的package包/类
/**
 * Set the input  of the table and of the combo viewer. On the table will be available a number of 
 * rows equals to the number of parameters that the user can select
 * 
 * @param table the table 
 */
private void fillTable(Table table) {
	List<JRDatasetParameter> lst = new ArrayList<JRDatasetParameter>(Arrays.asList(value.getValue()));
	input = new ArrayList<JRDatasetParameter>();
	for(JRDatasetParameter param : lst){
		JRDesignDatasetParameter newParam = new JRDesignDatasetParameter();
		newParam.setExpression(param.getExpression() != null ? (JRExpression)param.getExpression().clone() : null);
		newParam.setName(param.getName());
		input.add(newParam);
	}

	Collections.sort(input, new Comparator<JRDatasetParameter>() {

		@Override
		public int compare(JRDatasetParameter o1, JRDatasetParameter o2) {
			return o1.getName().compareTo(o2.getName());
		}
	});
	tableViewer.setInput(input);
}
 

import net.sf.jasperreports.engine.JRDatasetParameter; //导入依赖的package包/类
private void fixDSParametersList() {
	JRDatasetParameter[] currParams = (JRDatasetParameter[]) tableViewerDatasetRunParams.getInput();
	String datasetName = "";
	JRDatasetRun jrDatasetRun = datasetRunInstance.getJRDatasetRun();
	if(jrDatasetRun!=null) {
		datasetName = jrDatasetRun.getDatasetName();
		List<JRParameter> parameters4Datasource = ModelUtils.getParameters4Datasource(datasetRunInstance.getEditableDataset().getJasperDesign(), datasetName);
		if(currParams!=null) {
			for(JRDatasetParameter p1 : currParams) {
				for(JRParameter p2 : parameters4Datasource) {
					if(p2.getName().equals(p1.getName())){
						datasetRunInstance.addParameter((JRDatasetParameter) p1.clone());
						break;
					}
				}
			}
		}
		tableViewerDatasetRunParams.setInput(datasetRunInstance.getJRDatasetRun().getParameters());
	}
	else {
		// switching to main one
		tableViewerDatasetRunParams.getTable().clearAll();
	}
	
}
 

import net.sf.jasperreports.engine.JRDatasetParameter; //导入依赖的package包/类
@Override
public void execute() {
	ParameterDTO parameters = (ParameterDTO) element.getPropertyValue(JRDesignDatasetRun.PROPERTY_PARAMETERS);
	List<JRDatasetParameter> lst = new ArrayList<JRDatasetParameter>(Arrays.asList(parameters.getValue()));
	for (JRDatasetParameter param : lst) {
		if (param.getName() != null && param.getName().equals(oldName)) {
			try {
				// The parameter is removed and readded to have JR to update its internal structure (list and map)
				element.getValue().removeParameter(param);
				((JRDesignDatasetParameter) param).setName(newName);
				element.getValue().addParameter(param);
				parameterFound = true;
			} catch (JRException e) {
				e.printStackTrace();
			}
			// element.setPropertyValue(JRDesignDatasetRun.PROPERTY_PARAMETERS, parameters);
			// The parameter was found, i mark the flag to support the undo and exit the cycle when the parameter is found
			// since the aren't two parameters with the same name
			break;
		}
	}
}
 

import net.sf.jasperreports.engine.JRDatasetParameter; //导入依赖的package包/类
@Override
public void undo() {
	if (parameterFound) {
		ParameterDTO parameters = (ParameterDTO) element.getPropertyValue(JRDesignDatasetRun.PROPERTY_PARAMETERS);
		List<JRDatasetParameter> lst = new ArrayList<JRDatasetParameter>(Arrays.asList(parameters.getValue()));
		for (JRDatasetParameter param : lst) {
			if (param.getName() != null && param.getName().equals(newName)) {
				try {
					// The parameter is removed and readded to have JR to update its internal structure (list and map)
					element.getValue().removeParameter(param);
					((JRDesignDatasetParameter) param).setName(oldName);
					element.getValue().addParameter(param);
				} catch (JRException e) {
					e.printStackTrace();
				}
				parameterFound = false;
				break;
			}
		}
	}
}
 

import net.sf.jasperreports.engine.JRDatasetParameter; //导入依赖的package包/类
private void jButtonRemParameterActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButtonRemParameterActionPerformed
    if (this.isInit()) return;

    if (getCurrentSelectedComponent() == null) return;

    javax.swing.table.DefaultTableModel dtm = (javax.swing.table.DefaultTableModel)jTableDatasetParameters.getModel();

    JRDesignDatasetRun datasetRun = (JRDesignDatasetRun)getDesignDataset().getDatasetRun();

    while (jTableDatasetParameters.getSelectedRowCount() > 0) {
        int i=jTableDatasetParameters.getSelectedRow();
        datasetRun.removeParameter( ((JRDatasetParameter)jTableDatasetParameters.getValueAt( i, 0)).getName() );
        dtm.removeRow(i);
    }
    notifyChange();
}
 

import net.sf.jasperreports.engine.JRDatasetParameter; //导入依赖的package包/类
private void jButtonRemParameterActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButtonRemParameterActionPerformed
    if (this.isInit()) return;

    if (getCurrentSelectedChartComponent() == null) return;

    javax.swing.table.DefaultTableModel dtm = (javax.swing.table.DefaultTableModel)jTableDatasetParameters.getModel();

    JRDesignDatasetRun datasetRun = (JRDesignDatasetRun)getCurrentSelectedChartComponent().getDataset().getDatasetRun();

    while (jTableDatasetParameters.getSelectedRowCount() > 0) {
        int i=jTableDatasetParameters.getSelectedRow();
        datasetRun.removeParameter( ((JRDatasetParameter)jTableDatasetParameters.getValueAt( i, 0)).getName() );
        dtm.removeRow(i);
    }
    notifyChange();
}
 

import net.sf.jasperreports.engine.JRDatasetParameter; //导入依赖的package包/类
private void jButtonRemParameterActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButtonRemParameterActionPerformed
    if (this.isInit()) return;
    
    if (currentSelectedChartElement == null) return;
    
    javax.swing.table.DefaultTableModel dtm = (javax.swing.table.DefaultTableModel)jTableDatasetParameters.getModel();
    
    JRDesignDatasetRun datasetRun = (JRDesignDatasetRun)currentSelectedChartElement.getDataset().getDatasetRun();
    
    while (jTableDatasetParameters.getSelectedRowCount() > 0) {
        int i=jTableDatasetParameters.getSelectedRow();
        datasetRun.removeParameter( ((JRDatasetParameter)jTableDatasetParameters.getValueAt( i, 0)).getName() );
        dtm.removeRow(i);
    }
    notifyChange();
    
}
 

import net.sf.jasperreports.engine.JRDatasetParameter; //导入依赖的package包/类
private void jButtonRemParameterActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButtonRemParameterActionPerformed
    if (this.isInit()) return;
    
    if (currentSelectedCrosstabElement == null) return;
    
    javax.swing.table.DefaultTableModel dtm = (javax.swing.table.DefaultTableModel)jTableDatasetParameters.getModel();
    
    JRDesignDatasetRun datasetRun = (JRDesignDatasetRun)currentSelectedCrosstabElement.getDataset().getDatasetRun();
    
    while (jTableDatasetParameters.getSelectedRowCount() > 0) {
        int i=jTableDatasetParameters.getSelectedRow();
        datasetRun.removeParameter( ((JRDatasetParameter)jTableDatasetParameters.getValueAt( i, 0)).getName() );
        dtm.removeRow(i);
    }
    notifyChange();
    
}
 

import net.sf.jasperreports.engine.JRDatasetParameter; //导入依赖的package包/类
@Override
public Component getTableCellRendererComponent(JTable table, 
                                        Object value,
                                        boolean isSelected,
                                        boolean hasFocus, int row, int column)
{
    super.getTableCellRendererComponent(table, value, isSelected, hasFocus,row, column);
    
    setIcon(null);
    
    if (value instanceof JRDatasetParameter && value != null)
    {
        setText( ((JRDatasetParameter)value).getName() );
    }
    else if (value instanceof JRExpression)
    {
        JRExpression exp = (JRExpression)value;
        if (exp == null) setText("");
        else if (exp.getText() == null) setText("");
        else setText(exp.getText());
    }
    
    return this;
}
 

import net.sf.jasperreports.engine.JRDatasetParameter; //导入依赖的package包/类
/**
 *
 */
protected JRBaseDatasetParameter(JRDatasetParameter datasetParameter, JRBaseObjectFactory factory)
{
	factory.put(datasetParameter, this);

	name = datasetParameter.getName();
	expression = factory.getExpression(datasetParameter.getExpression());
}
 

import net.sf.jasperreports.engine.JRDatasetParameter; //导入依赖的package包/类
/**
 * Creates a copy of a dataset instantiation.
 * 
 * @param datasetRun the dataset instantiation
 * @param factory the base object factory
 */
protected JRBaseDatasetRun(JRDatasetRun datasetRun, JRBaseObjectFactory factory)
{
	factory.put(datasetRun, this);
	
	uuid = datasetRun.getUUID();
	datasetName = datasetRun.getDatasetName();
	parametersMapExpression = factory.getExpression(datasetRun.getParametersMapExpression());
	connectionExpression = factory.getExpression(datasetRun.getConnectionExpression());
	dataSourceExpression = factory.getExpression(datasetRun.getDataSourceExpression());
	propertiesMap = JRPropertiesMap.getPropertiesClone(datasetRun);
	
	JRDatasetParameter[] datasetParams = datasetRun.getParameters();
	if (datasetParams != null && datasetParams.length > 0)
	{
		parameters = new JRBaseDatasetParameter[datasetParams.length];
		for (int i = 0; i < parameters.length; i++)
		{
			parameters[i] = factory.getDatasetParameter(datasetParams[i]);
		}
	}
	
	List<ReturnValue> datesetReturnValues = datasetRun.getReturnValues();
	if (datesetReturnValues != null && !datesetReturnValues.isEmpty())
	{
		this.returnValues = new ArrayList<ReturnValue>(datesetReturnValues.size());
		for (ReturnValue datasetReturnValue : datesetReturnValues)
		{
			BaseReturnValue returnValue = factory.getReturnValue(datasetReturnValue);
			this.returnValues.add(returnValue);
		}
	}
}
 

import net.sf.jasperreports.engine.JRDatasetParameter; //导入依赖的package包/类
private static void addDatasetRules(Digester digester)
{
	String subDatasetPattern = "jasperReport/" + JRXmlConstants.ELEMENT_subDataset;
	digester.addFactoryCreate(subDatasetPattern, JRDatasetFactory.class.getName());
	digester.addSetNext(subDatasetPattern, "addDataset", JRDesignDataset.class.getName());

	String datasetRunPattern = "*/" + JRXmlConstants.ELEMENT_datasetRun;
	digester.addFactoryCreate(datasetRunPattern, JRDatasetRunFactory.class.getName());
	digester.addSetNext(datasetRunPattern, "setDatasetRun", JRDatasetRun.class.getName());

	String datasetParamPattern = datasetRunPattern + "/" + JRXmlConstants.ELEMENT_datasetParameter;
	digester.addFactoryCreate(datasetParamPattern, JRDatasetRunParameterFactory.class.getName());
	digester.addSetNext(datasetParamPattern, "addParameter", JRDatasetParameter.class.getName());

	String datasetParamExprPattern = datasetParamPattern + "/" + JRXmlConstants.ELEMENT_datasetParameterExpression;
	digester.addFactoryCreate(datasetParamExprPattern, JRExpressionFactory.class.getName());
	digester.addSetNext(datasetParamExprPattern, "setExpression", JRExpression.class.getName());
	digester.addCallMethod(datasetParamExprPattern, "setText", 0);

	String returnValuePattern = datasetRunPattern + "/" + JRXmlConstants.ELEMENT_returnValue;
	digester.addObjectCreate(returnValuePattern, DesignReturnValue.class.getName());
	digester.addSetProperties(returnValuePattern, 
			new String[]{JRXmlConstants.ATTRIBUTE_incrementerFactoryClass, JRXmlConstants.ATTRIBUTE_calculation}, 
			new String[]{"incrementerFactoryClassName"});
	digester.addRule(returnValuePattern, new XmlConstantPropertyRule(
			JRXmlConstants.ATTRIBUTE_calculation, CalculationEnum.values()));
	digester.addSetNext(returnValuePattern, "addReturnValue");
}