diff options
Diffstat (limited to 'jsf/plugins/org.eclipse.jst.jsf.core/src/org/eclipse/jst/jsf/designtime/internal/view/XMLViewObjectConstructionStrategy.java')
| -rw-r--r-- | jsf/plugins/org.eclipse.jst.jsf.core/src/org/eclipse/jst/jsf/designtime/internal/view/XMLViewObjectConstructionStrategy.java | 525 |
1 files changed, 0 insertions, 525 deletions
diff --git a/jsf/plugins/org.eclipse.jst.jsf.core/src/org/eclipse/jst/jsf/designtime/internal/view/XMLViewObjectConstructionStrategy.java b/jsf/plugins/org.eclipse.jst.jsf.core/src/org/eclipse/jst/jsf/designtime/internal/view/XMLViewObjectConstructionStrategy.java deleted file mode 100644 index fcff0bac0..000000000 --- a/jsf/plugins/org.eclipse.jst.jsf.core/src/org/eclipse/jst/jsf/designtime/internal/view/XMLViewObjectConstructionStrategy.java +++ /dev/null @@ -1,525 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2001, 2008 Oracle Corporation and others. - * All rights reserved. This program and the accompanying materials - * are made available under the terms of the Eclipse Public License v1.0 - * which accompanies this distribution, and is available at - * http://www.eclipse.org/legal/epl-v10.html - * - * Contributors: - * Oracle Corporation - initial API and implementation - *******************************************************************************/ -package org.eclipse.jst.jsf.designtime.internal.view; - -import java.util.HashMap; -import java.util.HashSet; -import java.util.Map; -import java.util.Set; - -import org.eclipse.jdt.core.Signature; -import org.eclipse.jface.text.IDocument; -import org.eclipse.jst.jsf.common.internal.types.TypeConstants; -import org.eclipse.jst.jsf.common.runtime.internal.model.ViewObject; -import org.eclipse.jst.jsf.common.runtime.internal.model.behavioural.ActionSourceInfo; -import org.eclipse.jst.jsf.common.runtime.internal.model.behavioural.ActionSourceInfo2; -import org.eclipse.jst.jsf.common.runtime.internal.model.behavioural.EditableValueHolderInfo; -import org.eclipse.jst.jsf.common.runtime.internal.model.behavioural.INamingContainerInfo; -import org.eclipse.jst.jsf.common.runtime.internal.model.behavioural.ValueHolderInfo; -import org.eclipse.jst.jsf.common.runtime.internal.model.component.ComponentFactory; -import org.eclipse.jst.jsf.common.runtime.internal.model.component.ComponentInfo; -import org.eclipse.jst.jsf.common.runtime.internal.model.component.ComponentTypeInfo; -import org.eclipse.jst.jsf.common.runtime.internal.model.decorator.ConverterDecorator; -import org.eclipse.jst.jsf.common.runtime.internal.model.decorator.ConverterTypeInfo; -import org.eclipse.jst.jsf.common.runtime.internal.model.decorator.ValidatorDecorator; -import org.eclipse.jst.jsf.common.runtime.internal.model.decorator.ValidatorTypeInfo; -import org.eclipse.jst.jsf.common.runtime.internal.view.model.common.IComponentPropertyHandler; -import org.eclipse.jst.jsf.common.runtime.internal.view.model.common.IComponentTagElement; -import org.eclipse.jst.jsf.common.runtime.internal.view.model.common.IConverterTagElement; -import org.eclipse.jst.jsf.common.runtime.internal.view.model.common.ITagAttributeHandler; -import org.eclipse.jst.jsf.common.runtime.internal.view.model.common.ITagElement; -import org.eclipse.jst.jsf.common.runtime.internal.view.model.common.IValidatorTagElement; -import org.eclipse.jst.jsf.common.util.JDTBeanProperty; -import org.eclipse.jst.jsf.context.structureddocument.IStructuredDocumentContext; -import org.eclipse.jst.jsf.context.structureddocument.IStructuredDocumentContextFactory; -import org.eclipse.jst.jsf.core.internal.JSFCorePlugin; -import org.eclipse.jst.jsf.designtime.internal.view.XMLViewObjectMappingService.ElementData; -import org.eclipse.jst.jsf.designtime.internal.view.mapping.ICustomViewMapper; -import org.eclipse.jst.jsf.designtime.internal.view.mapping.ICustomViewMapper.PropertyMapping; -import org.eclipse.jst.jsf.designtime.internal.view.mapping.viewmapping.CustomViewMapperExtensionLoader; -import org.w3c.dom.Attr; -import org.w3c.dom.Element; -import org.w3c.dom.NamedNodeMap; - -/** - * A strategy for constructing view objects. - * - * @author cbateman - * - */ -public class XMLViewObjectConstructionStrategy extends - ViewObjectConstructionStrategy<Element> -{ - private static final String GENERATED_ID = "_generatedId"; //$NON-NLS-1$ - private final ComponentConstructionData _constructionData; - private final XMLViewDefnAdapter _adapter; - private final XMLViewObjectMappingService _mappingService; - - /** - * @param adapter - * MUST NOT BE NULL - * @param constructionData - * MUST NOT BE NULL - * @param mappingService - * MAY BE NULL - */ - public XMLViewObjectConstructionStrategy(final XMLViewDefnAdapter adapter, - final ComponentConstructionData constructionData, - final XMLViewObjectMappingService mappingService) - { - super(); - if (adapter == null || constructionData == null) - { - throw new IllegalArgumentException( - "adapter and constructionData must not be null"); //$NON-NLS-1$ - } - _constructionData = constructionData; - _adapter = adapter; - _mappingService = mappingService; - } - - @Override - public ViewObject createViewObject(final Element element, - final ITagElement tagElement) - { - try - { - if (tagElement instanceof IComponentTagElement) - { - String id = null; - - // only generate ids for non-viewroot components. This will - // make the generated id's more faithful to runtime since the - // running count won't be incremented for view roots (as they - // won't at runtime). - final ComponentTypeInfo typeInfo = ((IComponentTagElement) tagElement) - .getComponent(); - - if (!"javax.faces.ViewRoot".equals(typeInfo.getComponentType())) //$NON-NLS-1$ - { - id = calculateId(element, _constructionData); - } - return findBestComponent(tagElement.getUri(), element, id, - (IComponentTagElement) tagElement); - } - else if (tagElement instanceof IConverterTagElement) - { - final ConverterTypeInfo typeInfo = ((IConverterTagElement) tagElement) - .getConverter(); - // TODO: validate when no parent - ComponentInfo parent = _constructionData.getParent(); - parent = findFirstParent( - ComponentFactory.INTERFACE_VALUEHOLDER, parent); - if (parent != null) - { - parent.addDecorator( - new ConverterDecorator(parent, typeInfo), - ComponentFactory.CONVERTER); - } - // TODO: else validate problem - } - else if (tagElement instanceof IValidatorTagElement) - { - final ValidatorTypeInfo typeInfo = ((IValidatorTagElement) tagElement) - .getValidator(); - ComponentInfo parent = _constructionData.getParent(); - parent = findFirstParent( - ComponentFactory.INTERFACE_EDITABLEVALUEHOLDER, parent); - if (parent != null) - { - parent.addDecorator( - new ValidatorDecorator(parent, typeInfo), - ComponentFactory.VALIDATOR); - } - // TODO :else validate problem - } - } - catch (final Exception e) - { - // log and ignore if an individual construction fails - JSFCorePlugin.log(e, "Error constructing view object"); //$NON-NLS-1$ - } - return null; - } - - private ComponentInfo findFirstParent(final String matchingType, - final ComponentInfo start) - { - ComponentInfo parent = start; - - while (parent != null && parent.getComponentTypeInfo() != null - && !parent.getComponentTypeInfo().isInstanceOf(matchingType)) - { - parent = parent.getParent(); - } - return parent; - } - - private ComponentInfo findBestComponent(final String uri, - final Element srcElement, final String id, - final IComponentTagElement tagElement) - { - ComponentInfo bestComponent = null; - - final ComponentInfo parent = _constructionData.getParent(); - - final Map<String, Object> initMap = new HashMap<String, Object>(); - final Map<String, String> attributeToPropertyMap = new HashMap<String, String>(); - populateInitMap(uri, initMap, srcElement, tagElement, - attributeToPropertyMap); - - if (initMap.get("id") == null) //$NON-NLS-1$ - { - // id must be set - initMap.put("id", id); //$NON-NLS-1$ - } - - final ComponentTypeInfo typeInfo = tagElement.getComponent(); - - // if we have a well-established base type, try that first - // sub-classes must occur before superclasses to ensure most accurate - // detection. - if (typeInfo.isInstanceOf(ComponentFactory.BASE_CLASS_UIINPUT)) - { - bestComponent = ComponentFactory.createUIInputInfo(parent, - typeInfo, initMap); - } - else if (typeInfo.isInstanceOf(ComponentFactory.BASE_CLASS_UIOUTPUT)) - { - bestComponent = ComponentFactory.createUIOutputInfo(parent, - typeInfo, initMap); - } - else if (typeInfo.isInstanceOf(ComponentFactory.BASE_CLASS_UICOMMAND)) - { - bestComponent = ComponentFactory.createUICommandInfo(parent, - typeInfo, initMap); - } - else if (typeInfo.isInstanceOf(ComponentFactory.BASE_CLASS_UIDATA)) - { - bestComponent = ComponentFactory.createUIDataInfo(parent, typeInfo, - initMap); - } - else if (typeInfo.isInstanceOf(ComponentFactory.BASE_CLASS_UIFORM)) - { - // TODO: how handle prepend ids? - bestComponent = ComponentFactory.createUIFormInfo(parent, typeInfo, - initMap); - } - else - { - // default - bestComponent = ComponentFactory.createComponentInfo( - _constructionData.getParent(), typeInfo, initMap); - } - - addTypeAdapters(bestComponent); - maybeMapXMLToViewObjects(bestComponent, srcElement, - attributeToPropertyMap, _constructionData.getDocument()); - maybeUpdateViewObject(bestComponent, srcElement, tagElement); - return bestComponent; - } - - // TODO: move to view definition adapter? - private void populateInitMap(final String uri, - final Map<String, Object> initMap, final Element srcElement, - final IComponentTagElement tagElement, - final Map<String, String> attributeToPropertyMap) - { - final ComponentTypeInfo typeInfo = tagElement.getComponent(); - final Map<String, ITagAttributeHandler> attributeHandlers = tagElement - .getAttributeHandlers(); - - final NamedNodeMap nodeMap = srcElement.getAttributes(); - - if (nodeMap != null && attributeHandlers != null) - { - Map<String, JDTBeanProperty> properties = null; - - for (int i = 0; i < nodeMap.getLength(); i++) - { - final Attr attr = (Attr) nodeMap.item(i); - if (attr != null) - { - final String name = attr.getLocalName(); - - if (name != null) - { - final ITagAttributeHandler attrHandler = attributeHandlers - .get(name); - if (attrHandler instanceof IComponentPropertyHandler) - { - if (properties == null) - { - properties = DTComponentIntrospector.getBeanProperties(typeInfo, _constructionData.getProject()); - } - mapComponentProperty(uri, srcElement, properties, - (IComponentPropertyHandler) attrHandler, - attr, name, initMap, attributeHandlers, - attributeToPropertyMap); - } - } - } - } - } - } - - private void mapComponentProperty(final String uri, - final Element srcElement, - final Map<String, JDTBeanProperty> properties, - final IComponentPropertyHandler attrHandler, final Attr attr, - final String attributeName, final Map initMap, - final Map<String, ITagAttributeHandler> attributeHandlers, - final Map<String, String> attributeToPropertyMap) - { - final String propertyName = attrHandler.getPropertyName(); - if (properties.containsKey(propertyName)) - { - final String id = attrHandler.getCustomHandler(); - - ICustomViewMapper mapper = null; - - if (id != null) - { - mapper = CustomViewMapperExtensionLoader - .getCustomViewMapper(id); - if (mapper != null) - { - final PropertyMapping mapping = mapper - .mapToComponentProperty(uri, srcElement, attr); - if (mapping != null) - { - initMap.put(mapping.getName(), mapping.getProperty()); - attributeToPropertyMap.put(attributeName, mapping - .getName()); - return; - } - } - } - - final String value = attr.getValue(); - if (value != null) - { - final Object convertedValue = convertFromString(value, - properties.get(propertyName)); - initMap.put(propertyName, convertedValue); - } - attributeToPropertyMap.put(attributeName, propertyName); - } - } - - private void maybeMapXMLToViewObjects(final ViewObject mappedObject, - final Element node, - final Map<String, String> attributeToProperties, - final IDocument document) - { - if (mappedObject != null && _mappingService != null) - { - final String uri = _adapter.getNamespace(node, document); - final IStructuredDocumentContext context = IStructuredDocumentContextFactory.INSTANCE - .getContext(document, node); - final ElementData elementData = XMLViewObjectMappingService - .createElementData(uri, node.getLocalName(), context, - attributeToProperties); - //Bug 269050 - IllegalArgumentException in createMapping() method - if (elementData != null) { - _mappingService.createMapping(elementData, mappedObject); - } - } - } - - private void maybeUpdateViewObject(final ComponentInfo bestComponent, - final Element srcElement, final ITagElement tagElement) - { - if (srcElement.getAttributes() == null) - return; - - for (int i = 0; i < srcElement.getAttributes().getLength(); i++) - { - final Attr attr = (Attr) srcElement.getAttributes().item(i); - final Map<String, ITagAttributeHandler> attributeHandlers = tagElement - .getAttributeHandlers(); - - if (attributeHandlers != null) - { - final ITagAttributeHandler handler = attributeHandlers.get(attr - .getLocalName()); - - if (handler != null) - { - final String id = handler.getCustomHandler(); - - ICustomViewMapper mapper = null; - - if (id != null) - { - mapper = CustomViewMapperExtensionLoader - .getCustomViewMapper(id); - if (mapper != null) - { - mapper.doAttributeActions(bestComponent, - srcElement, attr); - } - } - } - } - } - } - - private Object convertFromString(final String convertValue, - final JDTBeanProperty ofThisType) - { - final String signature = ofThisType.getTypeSignature(); - - Object result = null; - switch (Signature.getTypeSignatureKind(signature)) - { - case Signature.BASE_TYPE_SIGNATURE: - result = convertFromBaseType(convertValue, signature); - break; - - case Signature.CLASS_TYPE_SIGNATURE: - if (TypeConstants.TYPE_STRING.equals(signature)) - { - result = convertValue; - } - else if (TypeConstants.TYPE_JAVAOBJECT.equals(signature)) - { - result = convertValue; - } - break; - } - - return result; - } - - // TODO: does this belong somewhere else? - private Object convertFromBaseType(final String convertValue, - final String signature) - { - if (Signature.SIG_BOOLEAN.equals(signature)) - { - return Boolean.valueOf(convertValue); - } - else if (Signature.SIG_INT.equals(signature) - || Signature.SIG_BYTE.equals(signature) - || Signature.SIG_SHORT.equals(signature)) - { - try - { - return Integer.valueOf(convertValue); - } - catch (final NumberFormatException nfe) - { - return null; - } - } - else if (Signature.SIG_LONG.equals(convertValue)) - { - try - { - return Long.valueOf(convertValue); - } - catch (final NumberFormatException nfe) - { - return null; - } - } - - return null; - } - - private void addTypeAdapters(final ComponentInfo component) - { - final String[] interfaceNames = component.getComponentTypeInfo() - .getInterfaces(); - final Set interfaceNameSets = new HashSet(); - - for (final String interfaceName : interfaceNames) - { - interfaceNameSets.add(interfaceName); - } - - // don't replace intrinsic adapters - if (interfaceNameSets.contains(ComponentFactory.INTERFACE_ACTIONSOURCE)) - { - // an ActionSource2 is-a ActionSource - if (interfaceNameSets - .contains(ComponentFactory.INTERFACE_ACTIONSOURCE2) - && component.getAdapter(ComponentFactory.ACTION_SOURCE2) == null) - { - component.addAdapter(ComponentFactory.ACTION_SOURCE2, - new ActionSourceInfo2(null, null, false, null)); - } - - if (component.getAdapter(ComponentFactory.ACTION_SOURCE) == null) - { - component.addAdapter(ComponentFactory.ACTION_SOURCE, - new ActionSourceInfo(null, null, false)); - } - } - - if (interfaceNameSets.contains(ComponentFactory.INTERFACE_VALUEHOLDER)) - { - // a EditableValueHolder is-a ValueHolder - if (interfaceNameSets - .contains(ComponentFactory.INTERFACE_EDITABLEVALUEHOLDER) - && component - .getAdapter(ComponentFactory.EDITABLE_VALUE_HOLDER) == null) - { - component.addAdapter(ComponentFactory.EDITABLE_VALUE_HOLDER, - new EditableValueHolderInfo(null, null, null, false, - false, true, false, null, null, null)); - } - - if (component.getAdapter(ComponentFactory.VALUE_HOLDER) == null) - { - component.addAdapter(ComponentFactory.VALUE_HOLDER, - new ValueHolderInfo(null, null, null)); - } - } - - if (interfaceNameSets - .contains(ComponentFactory.INTERFACE_NAMINGCONTAINER) - && component.getAdapter(ComponentFactory.NAMING_CONTAINER) == null) - { - component.addAdapter(ComponentFactory.NAMING_CONTAINER, - INamingContainerInfo.ADAPTER); - } - } - - /** - * @param element - * @param constructionData - * @return the id for element either derived from the element using getId or - * if not present, using a generation algorithm - */ - protected String calculateId(final Element element, - final ComponentConstructionData constructionData) - { - final String id = _adapter.getId(element); - if (id != null) - { - return id; - } - // TODO: improve this - final String prefix = _adapter.getGeneratedIdPrefix(); - return (prefix != null ? prefix : GENERATED_ID) - + constructionData.increment(); - } - - /** - * @return the construction data for this strategy - */ - public final ComponentConstructionData getConstructionData() - { - return _constructionData; - } -} |