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Java Source Code / Java Documentation » J2EE » webwork 2.2.6 » com.opensymphony.webwork.views.jasperreports   Source Cross Reference   Class Diagram   Java Document (Java Doc)   java.lang.Object    com.opensymphony.webwork.views.jasperreports.OgnlValueStackDataSource OgnlValueStackDataSource public class OgnlValueStackDataSource implements JRDataSource(Code) Ported to WebWork2. author:    <a href="hermanns@aixcept.de">Rainer Hermanns</a> version:    $Id: OgnlValueStackDataSource.java 1282 2005-10-09 04:26:58Z plightbo $ Field Summary  boolean firstTimeThrough       Iterator iterator       OgnlValueStack valueStack      Constructor Summary public   OgnlValueStackDataSource(OgnlValueStack valueStack, String dataSource)      Method Summary public  Object getFieldValue(JRField field)      Get the value of a given field Parameters:   field - The field to get the value for. public  boolean next()      Field Detail firstTimeThrough boolean firstTimeThrough(Code) iterator Iterator iterator(Code) valueStack OgnlValueStack valueStack(Code) Constructor Detail OgnlValueStackDataSource public OgnlValueStackDataSource(OgnlValueStack valueStack, String dataSource)(Code) Create a value stack data source on the given iterable property Parameters:   valueStack - The value stack to base the data source on Parameters:   dataSource - The property to iterate over for the report Method Detail getFieldValue public Object getFieldValue(JRField field) throws JRException(Code) Get the value of a given field Parameters:   field - The field to get the value for. The expression language to get the valueof the field is either taken from the description property or from the name of the fieldif the description is null. an Object containing the field value or a newOgnlValueStackDataSource object if the field value evaluates toan object that can be iterated over. throws:   JRException - if there is a problem obtaining the value next public boolean next() throws JRException(Code) Is there any more data true if there are more elements to iterate over andfalse otherwise throws:   JRException - if there is a problem determining whether thereis more data Methods inherited from java.lang.Object native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc) public boolean equals(Object obj)(Code)(Java Doc) protected void finalize() throws Throwable(Code)(Java Doc) final native public Class getClass()(Code)(Java Doc) native public int hashCode()(Code)(Java Doc) final native public void notify()(Code)(Java Doc) final native public void notifyAll()(Code)(Java Doc) public String toString()(Code)(Java Doc) final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc) final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc) final public void wait() throws InterruptedException(Code)(Java Doc)