001: /*
002: * $Header: /export/home/cvsroot/MyPersonalizerRepository/MyPersonalizer/Subsystems/Admin/Sources/es/udc/mypersonalizer/admin/http/controller/actions/propertyeditor/ProcessEditPropertySimpleValueAction.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.EditPropertyValueForm;
061:
062: /**
063: * This action is invoked to edit a value of a <code>SimpleProperty</code>.
064: * It retrieves its parameters from {@link EditPropertyValueForm}, then,
065: * if the new value is incorrect returns to the previous frm, else updates
066: * the property and redirects to <code>UpdateSimpleProperty</code> action.
067: *
068: * @author Abel Iago Toral Quiroga
069: * @since 1.0
070: */
071: public class ProcessEditPropertySimpleValueAction extends
072: PropertyEditorAction {
073:
074: protected ActionForward doExecuteWork(ActionMapping mapping,
075: ActionForm form, HttpServletRequest request,
076: HttpServletResponse response) throws Exception {
077:
078: /* Get parameters */
079: EditPropertyValueForm frm = (EditPropertyValueForm) form;
080: String peConfigurationIdentifier = frm.getPeConfId();
081: String serviceIdentifier = frm.getServId();
082: String propertyIdentifier = frm.getPropId();
083: String propertyStructureName = frm.getPropertyStructureName();
084: String propertySimpleName = frm.getPropertySimpleName();
085: String newValue = frm.getValue();
086: int valueIndex = frm.getIndex();
087:
088: /* Get property access strategy */
089: PropertyAccessStrategy propertyAccessStrategy = PropertyEditorConfigurationRegistry
090: .getConfiguration(peConfigurationIdentifier)
091: .getPropertyAccessStrategy();
092:
093: /* Get the root property that is being edited */
094: Property rootProperty = propertyAccessStrategy.findProperty(
095: request, propertyIdentifier);
096:
097: /* Find the multi-valued property to update in the root property */
098: Property currentProperty = PropertyEditorHelper
099: .findProperty(rootProperty, propertyStructureName,
100: propertySimpleName);
101:
102: /* Map for updated properties */
103: Map updatedProperties = new HashMap();
104: PropertyEditorHelper.addUpdatedProperty(updatedProperties,
105: propertyStructureName, propertySimpleName, newValue);
106:
107: /* Edit value */
108: String[] currentValues = currentProperty.getValuesAsString();
109: currentValues[valueIndex] = newValue;
110:
111: /* Update property */
112: Map errors = new HashMap();
113: try {
114: currentProperty.setValuesAsString(currentValues);
115: } catch (IllegalStringValuesException e) {
116: String formattedErrorMessage = ControllerHelper
117: .getFormattedErrorMessage(getResources(request),
118: "ErrorMessages.incorrectValue");
119: errors.put("value", formattedErrorMessage);
120: }
121:
122: /* Check for specific strategy errors */
123: if (errors.size() == 0) {
124: Map validateErrors = propertyAccessStrategy
125: .validateProperties(propertyIdentifier,
126: rootProperty, updatedProperties);
127: errors = PropertyEditorHelper.getFormattedErrorMessages(
128: getResources(request), validateErrors);
129:
130: if (errors.size() > 0) {
131: /* Copy error to key 'value' */
132: errors.put("value", errors.get(propertySimpleName));
133: errors.put(propertySimpleName, null);
134: }
135: }
136:
137: /* Do forward */
138: if (errors.size() == 0) {
139: propertyAccessStrategy.updateProperty(request,
140: propertyIdentifier, rootProperty);
141: return PropertyEditorHelper
142: .getReturnToUpdatePropertyForward(mapping,
143: "UpdateSimpleProperty",
144: peConfigurationIdentifier,
145: serviceIdentifier, propertyIdentifier,
146: propertyStructureName, propertySimpleName);
147: } else {
148: request.setAttribute("errors", errors);
149: return mapping.findForward("EditPropertySimpleValueJSP");
150: }
151: }
152: }
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