Java tutorial
// license-header java merge-point package es.pode.administracion.presentacion.descargas.activas; public class ActivasModificarFormImpl extends org.apache.struts.validator.ValidatorForm implements java.io.Serializable, es.pode.administracion.presentacion.descargas.activas.ObtenerDescargaForm { private java.lang.String identificador; private java.lang.Object[] identificadorValueList; private java.lang.Object[] identificadorLabelList; public ActivasModificarFormImpl() { } /** * Resets the given <code>identificador</code>. */ public void resetIdentificador() { this.identificador = null; } public void setIdentificador(java.lang.String identificador) { this.identificador = identificador; } /** * */ public java.lang.String getIdentificador() { return this.identificador; } public java.lang.Object[] getIdentificadorBackingList() { java.lang.Object[] values = this.identificadorValueList; java.lang.Object[] labels = this.identificadorLabelList; if (values == null || values.length == 0) { return values; } if (labels == null || labels.length == 0) { labels = values; } final int length = java.lang.Math.min(labels.length, values.length); java.lang.Object[] backingList = new java.lang.Object[length]; for (int i = 0; i < length; i++) { backingList[i] = new LabelValue(labels[i], values[i]); } return backingList; } public java.lang.Object[] getIdentificadorValueList() { return this.identificadorValueList; } public void setIdentificadorValueList(java.lang.Object[] identificadorValueList) { this.identificadorValueList = identificadorValueList; } public java.lang.Object[] getIdentificadorLabelList() { return this.identificadorLabelList; } public void setIdentificadorLabelList(java.lang.Object[] identificadorLabelList) { this.identificadorLabelList = identificadorLabelList; } public void setIdentificadorBackingList(java.util.Collection items, java.lang.String valueProperty, java.lang.String labelProperty) { if (valueProperty == null || labelProperty == null) { throw new IllegalArgumentException( "ActivasModificarFormImpl.setIdentificadorBackingList requires non-null property arguments"); } this.identificadorValueList = null; this.identificadorLabelList = null; if (items != null) { this.identificadorValueList = new java.lang.Object[items.size()]; this.identificadorLabelList = new java.lang.Object[items.size()]; try { int i = 0; for (java.util.Iterator iterator = items.iterator(); iterator.hasNext(); i++) { final java.lang.Object item = iterator.next(); this.identificadorValueList[i] = org.apache.commons.beanutils.PropertyUtils.getProperty(item, valueProperty); this.identificadorLabelList[i] = org.apache.commons.beanutils.PropertyUtils.getProperty(item, labelProperty); } } catch (Exception ex) { throw new java.lang.RuntimeException( "ActivasModificarFormImpl.setIdentificadorBackingList encountered an exception", ex); } } } /** * @see org.apache.struts.validator.ValidatorForm#reset(org.apache.struts.action.ActionMapping,javax.servlet.http.HttpServletRequest) */ public void reset(org.apache.struts.action.ActionMapping mapping, javax.servlet.http.HttpServletRequest request) { } public java.lang.String toString() { org.apache.commons.lang.builder.ToStringBuilder builder = new org.apache.commons.lang.builder.ToStringBuilder( this); builder.append("identificador", this.identificador); return builder.toString(); } /** * Allows you to clean all values from this form. Objects will be set to <code>null</code>, numeric values will be * set to zero and boolean values will be set to <code>false</code>. Backinglists for selectable fields will * also be set to <code>null</code>. */ public void clean() { this.identificador = null; this.identificadorValueList = null; this.identificadorLabelList = null; } /** * Override to provide population of current form with request parameters when validation fails. * * @see org.apache.struts.action.ActionForm#validate(org.apache.struts.action.ActionMapping, javax.servlet.http.HttpServletRequest) */ public org.apache.struts.action.ActionErrors validate(org.apache.struts.action.ActionMapping mapping, javax.servlet.http.HttpServletRequest request) { final org.apache.struts.action.ActionErrors errors = super.validate(mapping, request); if (errors != null && !errors.isEmpty()) { // we populate the current form with only the request parameters Object currentForm = request.getSession().getAttribute("form"); // if we can't get the 'form' from the session, try from the request if (currentForm == null) { currentForm = request.getAttribute("form"); } if (currentForm != null) { final java.util.Map parameters = new java.util.HashMap(); for (final java.util.Enumeration names = request.getParameterNames(); names.hasMoreElements();) { final String name = String.valueOf(names.nextElement()); parameters.put(name, request.getParameter(name)); } try { org.apache.commons.beanutils.BeanUtils.populate(currentForm, parameters); } catch (java.lang.Exception populateException) { // ignore if we have an exception here (we just don't populate). } } } return errors; } public final static class LabelValue { private java.lang.Object label = null; private java.lang.Object value = null; public LabelValue(Object label, java.lang.Object value) { this.label = label; this.value = value; } public java.lang.Object getLabel() { return this.label; } public java.lang.Object getValue() { return this.value; } public java.lang.String toString() { return label + "=" + value; } } }