001: /*
002: * $Header: /export/home/cvsroot/MyPersonalizerRepository/MyPersonalizer/Subsystems/Admin/Sources/es/udc/mypersonalizer/admin/http/controller/actions/propertyeditor/ProcessAddPropertySimpleValueAction.java,v 1.1.1.1 2004/03/25 12:08:38 fbellas Exp $
003: * $Revision: 1.1.1.1 $
004: * $Date: 2004/03/25 12:08:38 $
005: *
006: * =============================================================================
007: *
008: * Copyright (c) 2003, The MyPersonalizer Development Group
009: * (http://www.tic.udc.es/~fbellas/mypersonalizer/index.html) at
010: * University Of A Coruna
011: * All rights reserved.
012: *
013: * Redistribution and use in source and binary forms, with or without
014: * modification, are permitted provided that the following conditions are met:
015: *
016: * - Redistributions of source code must retain the above copyright notice,
017: * this list of conditions and the following disclaimer.
018: *
019: * - Redistributions in binary form must reproduce the above copyright notice,
020: * this list of conditions and the following disclaimer in the documentation
021: * and/or other materials provided with the distribution.
022: *
023: * - Neither the name of the University Of A Coruna nor the names of its
024: * contributors may be used to endorse or promote products derived from
025: * this software without specific prior written permission.
026: *
027: * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
028: * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
029: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
030: * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
031: * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
032: * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
033: * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
034: * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
035: * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
036: * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
037: * POSSIBILITY OF SUCH DAMAGE.
038: *
039: */
040:
041: package es.udc.mypersonalizer.admin.http.controller.actions.propertyeditor;
042:
043: import java.util.Map;
044: import java.util.HashMap;
045:
046: import javax.servlet.http.HttpServletRequest;
047: import javax.servlet.http.HttpServletResponse;
048:
049: import org.apache.struts.action.ActionForm;
050: import org.apache.struts.action.ActionMapping;
051: import org.apache.struts.action.ActionForward;
052:
053: import es.udc.mypersonalizer.kernel.model.properties.Property;
054: import es.udc.mypersonalizer.kernel.model.properties.IllegalStringValuesException;
055:
056: import es.udc.mypersonalizer.admin.http.controller.actions.propertyeditor.interfaces.PropertyEditorConfigurationRegistry;
057: import es.udc.mypersonalizer.admin.http.controller.actions.propertyeditor.interfaces.PropertyAccessStrategy;
058: import es.udc.mypersonalizer.admin.http.controller.actions.propertyeditor.util.PropertyEditorHelper;
059: import es.udc.mypersonalizer.admin.http.controller.actions.util.ControllerHelper;
060: import es.udc.mypersonalizer.admin.http.view.actionforms.propertyeditor.AddPropertySimpleValueForm;
061:
062: /**
063: * This action is invoked to add a simple value to a multi-valued
064: * <code>SimpleProperty</code>. It retrieves its parameters from
065: * {@link AddPropertySimpleValueForm}, then processes the new value to add
066: * and if it is incorrect returns to the previous frm, else updates the
067: * property and returns to <code>UpdateSimpleProperty</code> action.
068: *
069: * @author Abel Iago Toral Quiroga
070: * @since 1.0
071: */
072:
073: public class ProcessAddPropertySimpleValueAction extends
074: PropertyEditorAction {
075:
076: protected ActionForward doExecuteWork(ActionMapping mapping,
077: ActionForm form, HttpServletRequest request,
078: HttpServletResponse response) throws Exception {
079:
080: /* Get parameters */
081: AddPropertySimpleValueForm frm = (AddPropertySimpleValueForm) form;
082: String peConfigurationIdentifier = frm.getPeConfId();
083: String serviceIdentifier = frm.getServId();
084: String propertyIdentifier = frm.getPropId();
085: String propertyStructureName = frm.getPropertyStructureName();
086: String propertySimpleName = frm.getPropertySimpleName();
087: String newValue = frm.getValue();
088:
089: /* Get property access strategy */
090: PropertyAccessStrategy propertyAccessStrategy = PropertyEditorConfigurationRegistry
091: .getConfiguration(peConfigurationIdentifier)
092: .getPropertyAccessStrategy();
093:
094: /* Get the root property that is being edited */
095: Property rootProperty = propertyAccessStrategy.findProperty(
096: request, propertyIdentifier);
097:
098: /* Find the multi-valued property to update in the root property */
099: Property currentProperty = PropertyEditorHelper
100: .findProperty(rootProperty, propertyStructureName,
101: propertySimpleName);
102:
103: /* Map for updated properties */
104: Map updatedProperties = new HashMap();
105: PropertyEditorHelper.addUpdatedProperty(updatedProperties,
106: propertyStructureName, propertySimpleName, newValue);
107:
108: /* Add value to this multi-valued property */
109: String[] oldValues = currentProperty.getValuesAsString();
110: String[] newValues = new String[oldValues.length + 1];
111: for (int i = 0; i < oldValues.length; i++) {
112: newValues[i] = oldValues[i];
113: }
114: newValues[newValues.length - 1] = newValue;
115: Map errors = new HashMap();
116: try {
117: currentProperty.setValuesAsString(newValues);
118: } catch (IllegalStringValuesException e) {
119: String formattedErrorMessage = ControllerHelper
120: .getFormattedErrorMessage(getResources(request),
121: "ErrorMessages.incorrectValue");
122: errors.put("value", formattedErrorMessage);
123: }
124:
125: /* Check for specific strategy errors */
126: if (errors.size() == 0) {
127: Map validateErrors = propertyAccessStrategy
128: .validateProperties(propertyIdentifier,
129: rootProperty, updatedProperties);
130: errors = PropertyEditorHelper.getFormattedErrorMessages(
131: getResources(request), validateErrors);
132: if (errors.size() > 0) {
133: currentProperty.setValuesAsString(oldValues);
134: /* Copy error to key 'value' */
135: errors.put("value", errors.get(propertySimpleName));
136: errors.put(propertySimpleName, null);
137: }
138: }
139:
140: /* Do forward */
141: if (errors.size() == 0) {
142: propertyAccessStrategy.updateProperty(request,
143: propertyIdentifier, rootProperty);
144: return PropertyEditorHelper
145: .getReturnToUpdatePropertyForward(mapping,
146: "UpdateSimpleProperty",
147: peConfigurationIdentifier,
148: serviceIdentifier, propertyIdentifier,
149: propertyStructureName, propertySimpleName);
150: } else {
151: request.setAttribute("errors", errors);
152: return mapping.findForward("AddPropertySimpleValueJSP");
153: }
154: }
155: }
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