diff options
Diffstat (limited to 'plugins/org.eclipse.wst.common.frameworks/src/org/eclipse/wst/common/frameworks/internal/datamodel/DataModelImpl.java')
| -rw-r--r-- | plugins/org.eclipse.wst.common.frameworks/src/org/eclipse/wst/common/frameworks/internal/datamodel/DataModelImpl.java | 464 |
1 files changed, 0 insertions, 464 deletions
diff --git a/plugins/org.eclipse.wst.common.frameworks/src/org/eclipse/wst/common/frameworks/internal/datamodel/DataModelImpl.java b/plugins/org.eclipse.wst.common.frameworks/src/org/eclipse/wst/common/frameworks/internal/datamodel/DataModelImpl.java deleted file mode 100644 index eb7027a60..000000000 --- a/plugins/org.eclipse.wst.common.frameworks/src/org/eclipse/wst/common/frameworks/internal/datamodel/DataModelImpl.java +++ /dev/null @@ -1,464 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2003, 2005 IBM 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: - * IBM Corporation - initial API and implementation - *******************************************************************************/ -package org.eclipse.wst.common.frameworks.internal.datamodel; - -import java.util.ArrayList; -import java.util.Collection; -import java.util.Collections; -import java.util.HashSet; -import java.util.Hashtable; -import java.util.Iterator; -import java.util.List; -import java.util.Map; -import java.util.Set; - -import org.eclipse.core.commands.ExecutionException; -import org.eclipse.core.runtime.IAdaptable; -import org.eclipse.core.runtime.IProgressMonitor; -import org.eclipse.core.runtime.IStatus; -import org.eclipse.core.runtime.MultiStatus; -import org.eclipse.wst.common.frameworks.datamodel.AbstractDataModelOperation; -import org.eclipse.wst.common.frameworks.datamodel.DataModelEvent; -import org.eclipse.wst.common.frameworks.datamodel.DataModelPropertyDescriptor; -import org.eclipse.wst.common.frameworks.datamodel.IDataModel; -import org.eclipse.wst.common.frameworks.datamodel.IDataModelListener; -import org.eclipse.wst.common.frameworks.datamodel.IDataModelOperation; -import org.eclipse.wst.common.frameworks.datamodel.IDataModelProperties; -import org.eclipse.wst.common.frameworks.datamodel.IDataModelProvider; -import org.eclipse.wst.common.frameworks.internal.WTPResourceHandler; - -public final class DataModelImpl implements IDataModel, IDataModelListener { - - private static final String PROPERTY_NOT_LOCATED_ = WTPResourceHandler.getString("20"); //$NON-NLS-1$ - private static final String NESTED_MODEL_NOT_LOCATED = WTPResourceHandler.getString("21"); //$NON-NLS-1$ - - private static final DataModelPropertyDescriptor[] NO_DESCRIPTORS = new DataModelPropertyDescriptor[0]; - - private Collection basePropertyNames; - private Collection allPropertyNames; - private Collection nestedPropertyNames; // lazily initialzed when nested models added - private Map propertyValues = new Hashtable(); - private Map nestedModels; - private Set nestingModels; - private List listeners; - - private IDataModelProvider provider; - - public DataModelImpl(IDataModelProvider dataModelProvider) { - init(dataModelProvider); - } - - private void init(IDataModelProvider dataModelProvider) { - this.provider = dataModelProvider; - dataModelProvider.setDataModel(this); - Collection propertyNames = dataModelProvider.getPropertyNames(); - HashSet properties = new HashSet(); - properties.addAll(propertyNames); - - properties.add(IDataModelProperties.ALLOW_EXTENSIONS); - properties.add(IDataModelProperties.RESTRICT_EXTENSIONS); - basePropertyNames = Collections.unmodifiableCollection(properties); - allPropertyNames = new HashSet(); - allPropertyNames.addAll(basePropertyNames); - dataModelProvider.init(); - } - - public boolean isBaseProperty(String propertyName) { - return basePropertyNames.contains(propertyName); - } - - public Collection getBaseProperties() { - return Collections.unmodifiableCollection(basePropertyNames); - } - - public boolean isProperty(String propertyName) { - return allPropertyNames.contains(propertyName); - } - - public Collection getAllProperties() { - return Collections.unmodifiableCollection(allPropertyNames); - } - - public boolean isNestedProperty(String propertyName) { - return null != nestedPropertyNames && nestedPropertyNames.contains(propertyName); - } - - public Collection getNestedProperties() { - return Collections.unmodifiableCollection(nestedPropertyNames); - } - - private void checkValidPropertyName(String propertyName) { - if (!isProperty(propertyName)) { - throw new RuntimeException(PROPERTY_NOT_LOCATED_ + propertyName); - } - } - - private DataModelImpl getOwningDataModel(String propertyName) { - checkValidPropertyName(propertyName); - return searchNestedModels(propertyName); - } - - private DataModelImpl searchNestedModels(String propertyName) { - if (isBaseProperty(propertyName)) { - return this; - } else if (nestedModels != null) { - DataModelImpl dataModel = null; - Object[] keys = nestedModels.keySet().toArray(); - for (int i = 0; i < keys.length; i++) { - dataModel = (DataModelImpl) nestedModels.get(keys[i]); - if (dataModel.isProperty(propertyName)) { - return dataModel.searchNestedModels(propertyName); - } - } - } - throw new RuntimeException(PROPERTY_NOT_LOCATED_ + propertyName); - } - - public Object getProperty(String propertyName) { - DataModelImpl dataModel = getOwningDataModel(propertyName); - if (dataModel.propertyValues.containsKey(propertyName)) { - return dataModel.propertyValues.get(propertyName); - } - return dataModel.provider.getDefaultProperty(propertyName); - } - - public Object getDefaultProperty(String propertyName) { - DataModelImpl dataModel = getOwningDataModel(propertyName); - return dataModel.provider.getDefaultProperty(propertyName); - } - - public int getIntProperty(String propertyName) { - Object prop = getProperty(propertyName); - if (prop == null) - return -1; - return ((Integer) prop).intValue(); - } - - public boolean getBooleanProperty(String propertyName) { - Object prop = getProperty(propertyName); - if (prop == null) - return false; - return ((Boolean) prop).booleanValue(); - } - - public String getStringProperty(String propertyName) { - Object prop = getProperty(propertyName); - if (prop == null) - return ""; //$NON-NLS-1$ - return (String) prop; - } - - public boolean isPropertySet(String propertyName) { - DataModelImpl dataModel = getOwningDataModel(propertyName); - return dataModel.propertyValues.containsKey(propertyName); - } - - public boolean isPropertyEnabled(String propertyName) { - DataModelImpl dataModel = getOwningDataModel(propertyName); - return dataModel.provider.isPropertyEnabled(propertyName); - } - - - public void setProperty(String propertyName, Object propertyValue) { - DataModelImpl dataModel = getOwningDataModel(propertyName); - dataModel.internalSetProperty(propertyName, propertyValue); - } - - private void internalSetProperty(String propertyName, Object propertyValue) { - Object oldValue = propertyValues.get(propertyName); - if (valueChanged(propertyValue, oldValue)) { - if (null != propertyValue) - propertyValues.put(propertyName, propertyValue); - else if (propertyValues.containsKey(propertyName)) - propertyValues.remove(propertyName); - if (provider.propertySet(propertyName, propertyValue)) { - notifyPropertyChange(propertyName, DataModelEvent.VALUE_CHG); - } - } - } - - private boolean valueChanged(Object o1, Object o2) { - return o1 != o2 && ((o1 != null && !o1.equals(o2)) || !o2.equals(o1)); - } - - public void setIntProperty(String propertyName, int value) { - setProperty(propertyName, new Integer(value)); - } - - public void setBooleanProperty(String propertyName, boolean value) { - setProperty(propertyName, (value) ? Boolean.TRUE : Boolean.FALSE); - } - - public void setStringProperty(String propertyName, String value) { - setProperty(propertyName, value); - } - - public boolean addNestedModel(String modelName, IDataModel dataModel) { - if (this == dataModel) { - return false; - } - if (null == nestedModels) { - nestedModels = new Hashtable(); - nestedPropertyNames = new HashSet(); - } - DataModelImpl nestedDataModel = (DataModelImpl) dataModel; - if (null == nestedDataModel.nestingModels) { - nestedDataModel.nestingModels = new HashSet(); - } - if (nestedDataModel.nestingModels.contains(this)) { - return false; - } - nestedDataModel.nestingModels.add(this); - - nestedModels.put(modelName, nestedDataModel); - - addNestedProperties(nestedDataModel.allPropertyNames); - nestedDataModel.addListener(this); - return true; - } - - private void addNestedProperties(Collection nestedProperties) { - boolean propertiesAdded = allPropertyNames.addAll(nestedProperties); - propertiesAdded = nestedPropertyNames.addAll(nestedProperties) || propertiesAdded; - // Pass the new properties up the nesting chain - if (propertiesAdded && nestingModels != null) { - Iterator iterator = nestingModels.iterator(); - while (iterator.hasNext()) { - ((DataModelImpl) iterator.next()).addNestedProperties(nestedProperties); - } - } - } - - public Collection getNestedModels() { - return nestedModels != null ? Collections.unmodifiableCollection(nestedModels.values()) : Collections.EMPTY_SET; - } - - public Collection getNestedModelNames() { - return nestedModels != null ? Collections.unmodifiableCollection(nestedModels.keySet()) : Collections.EMPTY_SET; - } - - public Collection getNestingModels() { - return nestingModels != null ? Collections.unmodifiableCollection(nestingModels) : Collections.EMPTY_SET; - } - - public IDataModel removeNestedModel(String modelName) { - if (!isNestedModel(modelName)) { - return null; - } - DataModelImpl model = (DataModelImpl) nestedModels.remove(modelName); - model.nestingModels.remove(this); - removeNestedProperties(model.allPropertyNames); - model.removeListener(this); - if (nestedModels.isEmpty()) { - nestedModels = null; - } - return model; - } - - private void removeNestedProperties(Collection nestedProperties) { - Iterator iterator = nestedProperties.iterator(); - String property = null; - boolean keepProperty = false; - Set nestedPropertiesToRemove = null; - while (iterator.hasNext()) { - keepProperty = false; - property = (String) iterator.next(); - if (basePropertyNames.contains(property)) { - keepProperty = true; - } - if (!keepProperty && nestedModels != null) { - Iterator nestedModelsIterator = nestedModels.values().iterator(); - while (!keepProperty && nestedModelsIterator.hasNext()) { - DataModelImpl nestedModel = (DataModelImpl) nestedModelsIterator.next(); - if (nestedModel.isProperty(property)) { - keepProperty = true; - } - } - } - if (!keepProperty) { - if (null == nestedPropertiesToRemove) { - nestedPropertiesToRemove = new HashSet(); - } - nestedPropertiesToRemove.add(property); - } - } - - if (null != nestedPropertiesToRemove) { - allPropertyNames.removeAll(nestedPropertiesToRemove); - nestedPropertyNames.removeAll(nestedPropertiesToRemove); - if (nestingModels != null) { - Iterator nestingModelsIterator = nestingModels.iterator(); - while (nestingModelsIterator.hasNext()) { - ((DataModelImpl) nestingModelsIterator.next()).removeNestedProperties(nestedPropertiesToRemove); - } - } - } - } - - public boolean isNestedModel(String modelName) { - return modelName != null && null != nestedModels && nestedModels.containsKey(modelName); - } - - public IDataModel getNestedModel(String modelName) { - IDataModel dataModel = (null != nestedModels && null != modelName) ? (IDataModel) nestedModels.get(modelName) : null; - if (null == dataModel) { - throw new RuntimeException(NESTED_MODEL_NOT_LOCATED + modelName); - } - return dataModel; - } - - public DataModelPropertyDescriptor[] getValidPropertyDescriptors(String propertyName) { - DataModelImpl dataModel = getOwningDataModel(propertyName); - DataModelPropertyDescriptor[] descriptors = dataModel.provider.getValidPropertyDescriptors(propertyName); - return descriptors == null ? NO_DESCRIPTORS : descriptors; - } - - public DataModelPropertyDescriptor getPropertyDescriptor(String propertyName) { - DataModelImpl dataModel = getOwningDataModel(propertyName); - DataModelPropertyDescriptor descriptor = dataModel.provider.getPropertyDescriptor(propertyName); - return descriptor == null ? new DataModelPropertyDescriptor(getProperty(propertyName)) : descriptor; - } - - public void notifyPropertyChange(String propertyName, int flag) { - if (flag == DEFAULT_CHG) { - if (isPropertySet(propertyName)) { - return; - } - flag = VALUE_CHG; - } - notifyListeners(new DataModelEvent(this, propertyName, flag)); - } - - private void notifyListeners(DataModelEvent event) { - if (listeners != null && !listeners.isEmpty()) { - IDataModelListener listener; - for (int i = 0; i < listeners.size(); i++) { - listener = (IDataModelListener) listeners.get(i); - if (listener != event.getDataModel()) { - listener.propertyChanged(event); - } - } - } - } - - public void propertyChanged(DataModelEvent event) { - notifyListeners(event); - } - - public IStatus validate() { - return validate(true); - } - - public IStatus validate(boolean stopOnFirstFailure) { - IStatus status = null; - IStatus propStatus; - String propName; - Iterator it; - for (int i = 0; i < 2; i++) { - switch (i) { - case 0 : - it = basePropertyNames.iterator(); - break; - case 1 : - default : - it = getNestedModelNames().iterator(); - } - while (it.hasNext()) { - propName = (String) it.next(); - propStatus = provider.validate(propName); - if (propStatus != null) { - if (status == null || status.isOK()) - status = propStatus; - else { - if (status.isMultiStatus()) - ((MultiStatus) status).merge(propStatus); - else { - MultiStatus multi = new MultiStatus("org.eclipse.wst.common.frameworks.internal", 0, "", null); //$NON-NLS-1$ //$NON-NLS-2$ - multi.merge(status); - multi.merge(propStatus); - status = multi; - } - } - if (stopOnFirstFailure && status != null && !status.isOK() && status.getSeverity() == IStatus.ERROR) - return status; - } - } - } - - if (status == null) - return IDataModelProvider.OK_STATUS; - return status; - } - - public void addListener(IDataModelListener listener) { - if (listener != null) { - if (listeners == null) { - listeners = new ArrayList(); - listeners.add(listener); - } else if (!listeners.contains(listener)) - listeners.add(listener); - } - } - - public void removeListener(IDataModelListener listener) { - if (listeners != null && listener != null) - listeners.remove(listener); - } - - /** - * Return true if the model doesn't have any errors. - * - * @return boolean - */ - public boolean isValid() { - return validate(true).getSeverity() != IStatus.ERROR; - } - - public boolean isPropertyValid(String propertyName) { - return validateProperty(propertyName).getSeverity() != IStatus.ERROR; - } - - public IStatus validateProperty(String propertyName) { - DataModelImpl dataModel = getOwningDataModel(propertyName); - IStatus status = dataModel.provider.validate(propertyName); - return status == null ? IDataModelProvider.OK_STATUS : status; - } - - public List getExtendedContext() { - List extendedContext = provider.getExtendedContext(); - return extendedContext == null ? Collections.EMPTY_LIST : extendedContext; - } - - public void dispose() { - provider.dispose(); - } - - public IDataModelOperation getDefaultOperation() { - IDataModelOperation providerOp = provider.getDefaultOperation(); - if (null == providerOp) { - providerOp = new AbstractDataModelOperation(this) { - public IStatus execute(IProgressMonitor monitor, IAdaptable info) throws ExecutionException { - return OK_STATUS; - } - }; - } - return new ExtendableOperationImpl(providerOp); - } - - public String toString() { - return "IDataModel, provider=" + provider.toString(); //$NON-NLS-1$ - } - - public String getID() { - String id = provider.getID(); - return null != id ? id : ""; //$NON-NLS-1$ - } -} |