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- /*
- * Copyright 2000-2014 Vaadin Ltd.
- *
- * Licensed under the Apache License, Version 2.0 (the "License"); you may not
- * use this file except in compliance with the License. You may obtain a copy of
- * the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
- * License for the specific language governing permissions and limitations under
- * the License.
- */
-
- package com.vaadin.data.util;
-
- import java.io.Serializable;
- import java.util.ArrayList;
- import java.util.Collection;
- import java.util.Collections;
- import java.util.EventObject;
- import java.util.HashMap;
- import java.util.HashSet;
- import java.util.Hashtable;
- import java.util.Iterator;
- import java.util.LinkedList;
- import java.util.List;
- import java.util.Map;
- import java.util.logging.Logger;
-
- import com.vaadin.data.Container;
- import com.vaadin.data.Item;
- import com.vaadin.data.Property;
- import com.vaadin.data.util.filter.SimpleStringFilter;
- import com.vaadin.data.util.filter.UnsupportedFilterException;
-
- /**
- * An implementation of the <code>{@link Container.Indexed}</code> interface
- * with all important features.</p>
- *
- * Features:
- * <ul>
- * <li> {@link Container.Indexed}
- * <li> {@link Container.Ordered}
- * <li> {@link Container.Sortable}
- * <li> {@link Container.Filterable}
- * <li> {@link Cloneable} (deprecated, might be removed in the future)
- * <li>Sends all needed events on content changes.
- * </ul>
- *
- * @see com.vaadin.data.Container
- *
- * @author Vaadin Ltd.
- * @since 3.0
- */
-
- @SuppressWarnings("serial")
- // item type is really IndexedContainerItem, but using Item not to show it in
- // public API
- public class IndexedContainer extends
- AbstractInMemoryContainer<Object, Object, Item> implements
- Container.PropertySetChangeNotifier, Property.ValueChangeNotifier,
- Container.Sortable, Cloneable, Container.Filterable,
- Container.SimpleFilterable {
-
- /* Internal structure */
-
- /**
- * Linked list of ordered Property IDs.
- */
- private ArrayList<Object> propertyIds = new ArrayList<Object>();
-
- /**
- * Property ID to type mapping.
- */
- private Hashtable<Object, Class<?>> types = new Hashtable<Object, Class<?>>();
-
- /**
- * Hash of Items, where each Item is implemented as a mapping from Property
- * ID to Property value.
- */
- private Hashtable<Object, Map<Object, Object>> items = new Hashtable<Object, Map<Object, Object>>();
-
- /**
- * Set of properties that are read-only.
- */
- private HashSet<Property<?>> readOnlyProperties = new HashSet<Property<?>>();
-
- /**
- * List of all Property value change event listeners listening all the
- * properties.
- */
- private LinkedList<Property.ValueChangeListener> propertyValueChangeListeners = null;
-
- /**
- * Data structure containing all listeners interested in changes to single
- * Properties. The data structure is a hashtable mapping Property IDs to a
- * hashtable that maps Item IDs to a linked list of listeners listening
- * Property identified by given Property ID and Item ID.
- */
- private Hashtable<Object, Map<Object, List<Property.ValueChangeListener>>> singlePropertyValueChangeListeners = null;
-
- private HashMap<Object, Object> defaultPropertyValues;
-
- private int nextGeneratedItemId = 1;
-
- /* Container constructors */
-
- public IndexedContainer() {
- super();
- }
-
- public IndexedContainer(Collection<?> itemIds) {
- this();
- if (items != null) {
- for (final Iterator<?> i = itemIds.iterator(); i.hasNext();) {
- Object itemId = i.next();
- internalAddItemAtEnd(itemId, new IndexedContainerItem(itemId),
- false);
- }
- filterAll();
- }
- }
-
- /* Container methods */
-
- @Override
- protected Item getUnfilteredItem(Object itemId) {
- if (itemId != null && items.containsKey(itemId)) {
- return new IndexedContainerItem(itemId);
- }
- return null;
- }
-
- /*
- * (non-Javadoc)
- *
- * @see com.vaadin.data.Container#getContainerPropertyIds()
- */
- @Override
- public Collection<?> getContainerPropertyIds() {
- return Collections.unmodifiableCollection(propertyIds);
- }
-
- /**
- * Gets the type of a Property stored in the list.
- *
- * @param id
- * the ID of the Property.
- * @return Type of the requested Property
- */
- @Override
- public Class<?> getType(Object propertyId) {
- return types.get(propertyId);
- }
-
- /*
- * (non-Javadoc)
- *
- * @see com.vaadin.data.Container#getContainerProperty(java.lang.Object,
- * java.lang.Object)
- */
- @Override
- public Property getContainerProperty(Object itemId, Object propertyId) {
- // map lookup more efficient than propertyIds if there are many
- // properties
- if (!containsId(itemId) || propertyId == null
- || !types.containsKey(propertyId)) {
- return null;
- }
-
- return new IndexedContainerProperty(itemId, propertyId);
- }
-
- /*
- * (non-Javadoc)
- *
- * @see com.vaadin.data.Container#addContainerProperty(java.lang.Object,
- * java.lang.Class, java.lang.Object)
- */
- @Override
- public boolean addContainerProperty(Object propertyId, Class<?> type,
- Object defaultValue) {
-
- // Fails, if nulls are given
- if (propertyId == null || type == null) {
- return false;
- }
-
- // Fails if the Property is already present
- if (propertyIds.contains(propertyId)) {
- return false;
- }
-
- // Adds the Property to Property list and types
- propertyIds.add(propertyId);
- types.put(propertyId, type);
-
- // If default value is given, set it
- if (defaultValue != null) {
- // for existing rows
- for (final Iterator<?> i = getAllItemIds().iterator(); i.hasNext();) {
- getItem(i.next()).getItemProperty(propertyId).setValue(
- defaultValue);
- }
- // store for next rows
- if (defaultPropertyValues == null) {
- defaultPropertyValues = new HashMap<Object, Object>();
- }
- defaultPropertyValues.put(propertyId, defaultValue);
- }
-
- // Sends a change event
- fireContainerPropertySetChange();
-
- return true;
- }
-
- /*
- * (non-Javadoc)
- *
- * @see com.vaadin.data.Container#removeAllItems()
- */
- @Override
- public boolean removeAllItems() {
- int origSize = size();
- Object firstItem = getFirstVisibleItem();
-
- internalRemoveAllItems();
-
- items.clear();
-
- // fire event only if the visible view changed, regardless of whether
- // filtered out items were removed or not
- if (origSize != 0) {
- // Sends a change event
- fireItemsRemoved(0, firstItem, origSize);
- }
-
- return true;
- }
-
- /**
- * {@inheritDoc}
- * <p>
- * The item ID is generated from a sequence of Integers. The id of the first
- * added item is 1.
- */
- @Override
- public Object addItem() {
-
- // Creates a new id
- final Object id = generateId();
-
- // Adds the Item into container
- addItem(id);
-
- return id;
- }
-
- /*
- * (non-Javadoc)
- *
- * @see com.vaadin.data.Container#addItem(java.lang.Object)
- */
- @Override
- public Item addItem(Object itemId) {
- Item item = internalAddItemAtEnd(itemId, new IndexedContainerItem(
- itemId), false);
- if (!isFiltered()) {
- // always the last item
- fireItemAdded(size() - 1, itemId, item);
- } else if (passesFilters(itemId) && !containsId(itemId)) {
- getFilteredItemIds().add(itemId);
- // always the last item
- fireItemAdded(size() - 1, itemId, item);
- }
- return item;
- }
-
- /**
- * Helper method to add default values for items if available
- *
- * @param t
- * data table of added item
- */
- private void addDefaultValues(Hashtable<Object, Object> t) {
- if (defaultPropertyValues != null) {
- for (Object key : defaultPropertyValues.keySet()) {
- t.put(key, defaultPropertyValues.get(key));
- }
- }
- }
-
- /*
- * (non-Javadoc)
- *
- * @see com.vaadin.data.Container#removeItem(java.lang.Object)
- */
- @Override
- public boolean removeItem(Object itemId) {
- if (itemId == null || items.remove(itemId) == null) {
- return false;
- }
- int origSize = size();
- int position = indexOfId(itemId);
- if (internalRemoveItem(itemId)) {
- // fire event only if the visible view changed, regardless of
- // whether filtered out items were removed or not
- if (size() != origSize) {
- fireItemRemoved(position, itemId);
- }
-
- return true;
- } else {
- return false;
- }
- }
-
- /*
- * (non-Javadoc)
- *
- * @see com.vaadin.data.Container#removeContainerProperty(java.lang.Object )
- */
- @Override
- public boolean removeContainerProperty(Object propertyId) {
-
- // Fails if the Property is not present
- if (!propertyIds.contains(propertyId)) {
- return false;
- }
-
- // Removes the Property to Property list and types
- propertyIds.remove(propertyId);
- types.remove(propertyId);
- if (defaultPropertyValues != null) {
- defaultPropertyValues.remove(propertyId);
- }
-
- // If remove the Property from all Items
- for (final Iterator<Object> i = getAllItemIds().iterator(); i.hasNext();) {
- items.get(i.next()).remove(propertyId);
- }
-
- // Sends a change event
- fireContainerPropertySetChange();
-
- return true;
- }
-
- /* Container.Ordered methods */
-
- /*
- * (non-Javadoc)
- *
- * @see com.vaadin.data.Container.Ordered#addItemAfter(java.lang.Object,
- * java.lang.Object)
- */
- @Override
- public Item addItemAfter(Object previousItemId, Object newItemId) {
- return internalAddItemAfter(previousItemId, newItemId,
- new IndexedContainerItem(newItemId), true);
- }
-
- /**
- * {@inheritDoc}
- * <p>
- * The item ID is generated from a sequence of Integers. The id of the first
- * added item is 1.
- */
- @Override
- public Object addItemAfter(Object previousItemId) {
-
- // Creates a new id
- final Object id = generateId();
-
- if (addItemAfter(previousItemId, id) != null) {
- return id;
- } else {
- return null;
- }
- }
-
- /*
- * (non-Javadoc)
- *
- * @see com.vaadin.data.Container.Indexed#addItemAt(int, java.lang.Object)
- */
- @Override
- public Item addItemAt(int index, Object newItemId) {
- return internalAddItemAt(index, newItemId, new IndexedContainerItem(
- newItemId), true);
- }
-
- /**
- * {@inheritDoc}
- * <p>
- * The item ID is generated from a sequence of Integers. The id of the first
- * added item is 1.
- */
- @Override
- public Object addItemAt(int index) {
-
- // Creates a new id
- final Object id = generateId();
-
- // Adds the Item into container
- addItemAt(index, id);
-
- return id;
- }
-
- /**
- * Generates an unique identifier for use as an item id. Guarantees that the
- * generated id is not currently used as an id.
- *
- * @return
- */
- private Serializable generateId() {
- Serializable id;
- do {
- id = Integer.valueOf(nextGeneratedItemId++);
- } while (items.containsKey(id));
-
- return id;
- }
-
- @Override
- protected void registerNewItem(int index, Object newItemId, Item item) {
- Hashtable<Object, Object> t = new Hashtable<Object, Object>();
- items.put(newItemId, t);
- addDefaultValues(t);
- }
-
- /* Event notifiers */
-
- /**
- * An <code>event</code> object specifying the list whose Item set has
- * changed.
- *
- * @author Vaadin Ltd.
- * @since 3.0
- */
- public static class ItemSetChangeEvent extends BaseItemSetChangeEvent {
-
- private final int addedItemIndex;
-
- private ItemSetChangeEvent(IndexedContainer source, int addedItemIndex) {
- super(source);
- this.addedItemIndex = addedItemIndex;
- }
-
- /**
- * Iff one item is added, gives its index.
- *
- * @return -1 if either multiple items are changed or some other change
- * than add is done.
- */
- public int getAddedItemIndex() {
- return addedItemIndex;
- }
-
- }
-
- /**
- * An <code>event</code> object specifying the Property in a list whose
- * value has changed.
- *
- * @author Vaadin Ltd.
- * @since 3.0
- */
- private static class PropertyValueChangeEvent extends EventObject implements
- Property.ValueChangeEvent, Serializable {
-
- private PropertyValueChangeEvent(Property source) {
- super(source);
- }
-
- /*
- * (non-Javadoc)
- *
- * @see com.vaadin.data.Property.ValueChangeEvent#getProperty()
- */
- @Override
- public Property getProperty() {
- return (Property) getSource();
- }
-
- }
-
- @Override
- public void addPropertySetChangeListener(
- Container.PropertySetChangeListener listener) {
- super.addPropertySetChangeListener(listener);
- }
-
- /**
- * @deprecated As of 7.0, replaced by
- * {@link #addPropertySetChangeListener(com.vaadin.data.Container.PropertySetChangeListener)}
- **/
- @Deprecated
- @Override
- public void addListener(Container.PropertySetChangeListener listener) {
- addPropertySetChangeListener(listener);
- }
-
- @Override
- public void removePropertySetChangeListener(
- Container.PropertySetChangeListener listener) {
- super.removePropertySetChangeListener(listener);
- }
-
- /**
- * @deprecated As of 7.0, replaced by
- * {@link #removePropertySetChangeListener(com.vaadin.data.Container.PropertySetChangeListener)}
- **/
- @Deprecated
- @Override
- public void removeListener(Container.PropertySetChangeListener listener) {
- removePropertySetChangeListener(listener);
- }
-
- /*
- * (non-Javadoc)
- *
- * @see com.vaadin.data.Property.ValueChangeNotifier#addListener(com.
- * vaadin.data.Property.ValueChangeListener)
- */
- @Override
- public void addValueChangeListener(Property.ValueChangeListener listener) {
- if (propertyValueChangeListeners == null) {
- propertyValueChangeListeners = new LinkedList<Property.ValueChangeListener>();
- }
- propertyValueChangeListeners.add(listener);
- }
-
- /**
- * @deprecated As of 7.0, replaced by
- * {@link #addValueChangeListener(com.vaadin.data.Property.ValueChangeListener)}
- **/
- @Override
- @Deprecated
- public void addListener(Property.ValueChangeListener listener) {
- addValueChangeListener(listener);
- }
-
- /*
- * (non-Javadoc)
- *
- * @see com.vaadin.data.Property.ValueChangeNotifier#removeListener(com
- * .vaadin.data.Property.ValueChangeListener)
- */
- @Override
- public void removeValueChangeListener(Property.ValueChangeListener listener) {
- if (propertyValueChangeListeners != null) {
- propertyValueChangeListeners.remove(listener);
- }
- }
-
- /**
- * @deprecated As of 7.0, replaced by
- * {@link #removeValueChangeListener(com.vaadin.data.Property.ValueChangeListener)}
- **/
- @Override
- @Deprecated
- public void removeListener(Property.ValueChangeListener listener) {
- removeValueChangeListener(listener);
- }
-
- /**
- * Sends a Property value change event to all interested listeners.
- *
- * @param source
- * the IndexedContainerProperty object.
- */
- private void firePropertyValueChange(IndexedContainerProperty source) {
-
- // Sends event to listeners listening all value changes
- if (propertyValueChangeListeners != null) {
- final Object[] l = propertyValueChangeListeners.toArray();
- final Property.ValueChangeEvent event = new IndexedContainer.PropertyValueChangeEvent(
- source);
- for (int i = 0; i < l.length; i++) {
- ((Property.ValueChangeListener) l[i]).valueChange(event);
- }
- }
-
- // Sends event to single property value change listeners
- if (singlePropertyValueChangeListeners != null) {
- final Map<Object, List<Property.ValueChangeListener>> propertySetToListenerListMap = singlePropertyValueChangeListeners
- .get(source.propertyId);
- if (propertySetToListenerListMap != null) {
- final List<Property.ValueChangeListener> listenerList = propertySetToListenerListMap
- .get(source.itemId);
- if (listenerList != null) {
- final Property.ValueChangeEvent event = new IndexedContainer.PropertyValueChangeEvent(
- source);
- Object[] listeners = listenerList.toArray();
- for (int i = 0; i < listeners.length; i++) {
- ((Property.ValueChangeListener) listeners[i])
- .valueChange(event);
- }
- }
- }
- }
-
- }
-
- @Override
- public Collection<?> getListeners(Class<?> eventType) {
- if (Property.ValueChangeEvent.class.isAssignableFrom(eventType)) {
- if (propertyValueChangeListeners == null) {
- return Collections.EMPTY_LIST;
- } else {
- return Collections
- .unmodifiableCollection(propertyValueChangeListeners);
- }
- }
- return super.getListeners(eventType);
- }
-
- @Override
- protected void fireItemAdded(int position, Object itemId, Item item) {
- if (position >= 0) {
- super.fireItemAdded(position, itemId, item);
- }
- }
-
- @Override
- protected void fireItemSetChange() {
- fireItemSetChange(new IndexedContainer.ItemSetChangeEvent(this, -1));
- }
-
- /**
- * Adds new single Property change listener.
- *
- * @param propertyId
- * the ID of the Property to add.
- * @param itemId
- * the ID of the Item .
- * @param listener
- * the listener to be added.
- */
- private void addSinglePropertyChangeListener(Object propertyId,
- Object itemId, Property.ValueChangeListener listener) {
- if (listener != null) {
- if (singlePropertyValueChangeListeners == null) {
- singlePropertyValueChangeListeners = new Hashtable<Object, Map<Object, List<Property.ValueChangeListener>>>();
- }
- Map<Object, List<Property.ValueChangeListener>> propertySetToListenerListMap = singlePropertyValueChangeListeners
- .get(propertyId);
- if (propertySetToListenerListMap == null) {
- propertySetToListenerListMap = new Hashtable<Object, List<Property.ValueChangeListener>>();
- singlePropertyValueChangeListeners.put(propertyId,
- propertySetToListenerListMap);
- }
- List<Property.ValueChangeListener> listenerList = propertySetToListenerListMap
- .get(itemId);
- if (listenerList == null) {
- listenerList = new LinkedList<Property.ValueChangeListener>();
- propertySetToListenerListMap.put(itemId, listenerList);
- }
- listenerList.add(listener);
- }
- }
-
- /**
- * Removes a previously registered single Property change listener.
- *
- * @param propertyId
- * the ID of the Property to remove.
- * @param itemId
- * the ID of the Item.
- * @param listener
- * the listener to be removed.
- */
- private void removeSinglePropertyChangeListener(Object propertyId,
- Object itemId, Property.ValueChangeListener listener) {
- if (listener != null && singlePropertyValueChangeListeners != null) {
- final Map<Object, List<Property.ValueChangeListener>> propertySetToListenerListMap = singlePropertyValueChangeListeners
- .get(propertyId);
- if (propertySetToListenerListMap != null) {
- final List<Property.ValueChangeListener> listenerList = propertySetToListenerListMap
- .get(itemId);
- if (listenerList != null) {
- listenerList.remove(listener);
- if (listenerList.isEmpty()) {
- propertySetToListenerListMap.remove(itemId);
- }
- }
- if (propertySetToListenerListMap.isEmpty()) {
- singlePropertyValueChangeListeners.remove(propertyId);
- }
- }
- if (singlePropertyValueChangeListeners.isEmpty()) {
- singlePropertyValueChangeListeners = null;
- }
- }
- }
-
- /* Internal Item and Property implementations */
-
- /*
- * A class implementing the com.vaadin.data.Item interface to be contained
- * in the list.
- *
- * @author Vaadin Ltd.
- *
- *
- * @since 3.0
- */
- class IndexedContainerItem implements Item {
-
- /**
- * Item ID in the host container for this Item.
- */
- private final Object itemId;
-
- /**
- * Constructs a new ListItem instance and connects it to a host
- * container.
- *
- * @param itemId
- * the Item ID of the new Item.
- */
- private IndexedContainerItem(Object itemId) {
-
- // Gets the item contents from the host
- if (itemId == null) {
- throw new NullPointerException();
- }
- this.itemId = itemId;
- }
-
- /*
- * (non-Javadoc)
- *
- * @see com.vaadin.data.Item#getItemProperty(java.lang.Object)
- */
- @Override
- public Property getItemProperty(Object id) {
- return new IndexedContainerProperty(itemId, id);
- }
-
- @Override
- public Collection<?> getItemPropertyIds() {
- return Collections.unmodifiableCollection(propertyIds);
- }
-
- /**
- * Gets the <code>String</code> representation of the contents of the
- * Item. The format of the string is a space separated catenation of the
- * <code>String</code> representations of the values of the Properties
- * contained by the Item.
- *
- * @return <code>String</code> representation of the Item contents
- */
- @Override
- public String toString() {
- String retValue = "";
-
- for (final Iterator<?> i = propertyIds.iterator(); i.hasNext();) {
- final Object propertyId = i.next();
- retValue += getItemProperty(propertyId).getValue();
- if (i.hasNext()) {
- retValue += " ";
- }
- }
-
- return retValue;
- }
-
- /**
- * Calculates a integer hash-code for the Item that's unique inside the
- * list. Two Items inside the same list have always different
- * hash-codes, though Items in different lists may have identical
- * hash-codes.
- *
- * @return A locally unique hash-code as integer
- */
- @Override
- public int hashCode() {
- return itemId.hashCode();
- }
-
- /**
- * Tests if the given object is the same as the this object. Two Items
- * got from a list container with the same ID are equal.
- *
- * @param obj
- * an object to compare with this object
- * @return <code>true</code> if the given object is the same as this
- * object, <code>false</code> if not
- */
- @Override
- public boolean equals(Object obj) {
- if (obj == null
- || !obj.getClass().equals(IndexedContainerItem.class)) {
- return false;
- }
- final IndexedContainerItem li = (IndexedContainerItem) obj;
- return getHost() == li.getHost() && itemId.equals(li.itemId);
- }
-
- private IndexedContainer getHost() {
- return IndexedContainer.this;
- }
-
- /**
- * IndexedContainerItem does not support adding new properties. Add
- * properties at container level. See
- * {@link IndexedContainer#addContainerProperty(Object, Class, Object)}
- *
- * @see com.vaadin.data.Item#addProperty(Object, Property)
- */
- @Override
- public boolean addItemProperty(Object id, Property property)
- throws UnsupportedOperationException {
- throw new UnsupportedOperationException("Indexed container item "
- + "does not support adding new properties");
- }
-
- /**
- * Indexed container does not support removing properties. Remove
- * properties at container level. See
- * {@link IndexedContainer#removeContainerProperty(Object)}
- *
- * @see com.vaadin.data.Item#removeProperty(Object)
- */
- @Override
- public boolean removeItemProperty(Object id)
- throws UnsupportedOperationException {
- throw new UnsupportedOperationException(
- "Indexed container item does not support property removal");
- }
-
- }
-
- /**
- * A class implementing the {@link Property} interface to be contained in
- * the {@link IndexedContainerItem} contained in the
- * {@link IndexedContainer}.
- *
- * @author Vaadin Ltd.
- *
- * @since 3.0
- */
- private class IndexedContainerProperty<T> implements Property<T>,
- Property.ValueChangeNotifier {
-
- /**
- * ID of the Item, where this property resides.
- */
- private final Object itemId;
-
- /**
- * Id of the Property.
- */
- private final Object propertyId;
-
- /**
- * Constructs a new {@link IndexedContainerProperty} object.
- *
- * @param itemId
- * the ID of the Item to connect the new Property to.
- * @param propertyId
- * the Property ID of the new Property.
- * @param host
- * the list that contains the Item to contain the new
- * Property.
- */
- private IndexedContainerProperty(Object itemId, Object propertyId) {
- if (itemId == null || propertyId == null) {
- // Null ids are not accepted
- throw new NullPointerException(
- "Container item or property ids can not be null");
- }
- this.propertyId = propertyId;
- this.itemId = itemId;
- }
-
- /*
- * (non-Javadoc)
- *
- * @see com.vaadin.data.Property#getType()
- */
- @Override
- public Class<T> getType() {
- return (Class<T>) types.get(propertyId);
- }
-
- /*
- * (non-Javadoc)
- *
- * @see com.vaadin.data.Property#getValue()
- */
- @Override
- public T getValue() {
- return (T) items.get(itemId).get(propertyId);
- }
-
- /*
- * (non-Javadoc)
- *
- * @see com.vaadin.data.Property#isReadOnly()
- */
- @Override
- public boolean isReadOnly() {
- return readOnlyProperties.contains(this);
- }
-
- /*
- * (non-Javadoc)
- *
- * @see com.vaadin.data.Property#setReadOnly(boolean)
- */
- @Override
- public void setReadOnly(boolean newStatus) {
- if (newStatus) {
- readOnlyProperties.add(this);
- } else {
- readOnlyProperties.remove(this);
- }
- }
-
- /*
- * (non-Javadoc)
- *
- * @see com.vaadin.data.Property#setValue(java.lang.Object)
- */
- @Override
- public void setValue(Object newValue) throws Property.ReadOnlyException {
- // Gets the Property set
- final Map<Object, Object> propertySet = items.get(itemId);
-
- // Support null values on all types
- if (newValue == null) {
- propertySet.remove(propertyId);
- } else if (getType().isAssignableFrom(newValue.getClass())) {
- propertySet.put(propertyId, newValue);
- } else {
- throw new IllegalArgumentException(
- "Value is of invalid type, got "
- + newValue.getClass().getName() + " but "
- + getType().getName() + " was expected");
- }
-
- // update the container filtering if this property is being filtered
- if (isPropertyFiltered(propertyId)) {
- filterAll();
- }
-
- firePropertyValueChange(this);
- }
-
- /**
- * Returns a string representation of this object. The returned string
- * representation depends on if the legacy Property toString mode is
- * enabled or disabled.
- * <p>
- * If legacy Property toString mode is enabled, returns the value of the
- * <code>Property</code> converted to a String.
- * </p>
- * <p>
- * If legacy Property toString mode is disabled, the string
- * representation has no special meaning
- * </p>
- *
- * @return A string representation of the value value stored in the
- * Property or a string representation of the Property object.
- * @deprecated As of 7.0. To get the property value, use
- * {@link #getValue()} instead (and possibly toString on
- * that)
- */
- @Deprecated
- @Override
- public String toString() {
- if (!LegacyPropertyHelper.isLegacyToStringEnabled()) {
- return super.toString();
- } else {
- return LegacyPropertyHelper.legacyPropertyToString(this);
- }
- }
-
- private Logger getLogger() {
- return Logger.getLogger(IndexedContainerProperty.class.getName());
- }
-
- /**
- * Calculates a integer hash-code for the Property that's unique inside
- * the Item containing the Property. Two different Properties inside the
- * same Item contained in the same list always have different
- * hash-codes, though Properties in different Items may have identical
- * hash-codes.
- *
- * @return A locally unique hash-code as integer
- */
- @Override
- public int hashCode() {
- return itemId.hashCode() ^ propertyId.hashCode();
- }
-
- /**
- * Tests if the given object is the same as the this object. Two
- * Properties got from an Item with the same ID are equal.
- *
- * @param obj
- * an object to compare with this object
- * @return <code>true</code> if the given object is the same as this
- * object, <code>false</code> if not
- */
- @Override
- public boolean equals(Object obj) {
- if (obj == null
- || !obj.getClass().equals(IndexedContainerProperty.class)) {
- return false;
- }
- final IndexedContainerProperty lp = (IndexedContainerProperty) obj;
- return lp.getHost() == getHost()
- && lp.propertyId.equals(propertyId)
- && lp.itemId.equals(itemId);
- }
-
- /*
- * (non-Javadoc)
- *
- * @see com.vaadin.data.Property.ValueChangeNotifier#addListener(
- * com.vaadin.data.Property.ValueChangeListener)
- */
- @Override
- public void addValueChangeListener(Property.ValueChangeListener listener) {
- addSinglePropertyChangeListener(propertyId, itemId, listener);
- }
-
- /**
- * @deprecated As of 7.0, replaced by
- * {@link #addValueChangeListener(com.vaadin.data.Property.ValueChangeListener)}
- **/
- @Override
- @Deprecated
- public void addListener(Property.ValueChangeListener listener) {
- addValueChangeListener(listener);
- }
-
- /*
- * (non-Javadoc)
- *
- * @see com.vaadin.data.Property.ValueChangeNotifier#removeListener
- * (com.vaadin.data.Property.ValueChangeListener)
- */
- @Override
- public void removeValueChangeListener(
- Property.ValueChangeListener listener) {
- removeSinglePropertyChangeListener(propertyId, itemId, listener);
- }
-
- /**
- * @deprecated As of 7.0, replaced by
- * {@link #removeValueChangeListener(com.vaadin.data.Property.ValueChangeListener)}
- **/
- @Override
- @Deprecated
- public void removeListener(Property.ValueChangeListener listener) {
- removeValueChangeListener(listener);
- }
-
- private IndexedContainer getHost() {
- return IndexedContainer.this;
- }
-
- }
-
- /*
- * (non-Javadoc)
- *
- * @see com.vaadin.data.Container.Sortable#sort(java.lang.Object[],
- * boolean[])
- */
- @Override
- public void sort(Object[] propertyId, boolean[] ascending) {
- sortContainer(propertyId, ascending);
- }
-
- /*
- * (non-Javadoc)
- *
- * @see com.vaadin.data.Container.Sortable#getSortableContainerPropertyIds
- * ()
- */
- @Override
- public Collection<?> getSortableContainerPropertyIds() {
- return getSortablePropertyIds();
- }
-
- @Override
- public ItemSorter getItemSorter() {
- return super.getItemSorter();
- }
-
- @Override
- public void setItemSorter(ItemSorter itemSorter) {
- super.setItemSorter(itemSorter);
- }
-
- /**
- * Supports cloning of the IndexedContainer cleanly.
- *
- * @throws CloneNotSupportedException
- * if an object cannot be cloned. .
- *
- * @deprecated As of 6.6. Cloning support might be removed from
- * IndexedContainer in the future
- */
- @Deprecated
- @Override
- public Object clone() throws CloneNotSupportedException {
-
- // Creates the clone
- final IndexedContainer nc = new IndexedContainer();
-
- // Clone the shallow properties
- nc.setAllItemIds(getAllItemIds() != null ? (ListSet<Object>) ((ListSet<Object>) getAllItemIds())
- .clone() : null);
- nc.setItemSetChangeListeners(getItemSetChangeListeners() != null ? new LinkedList<Container.ItemSetChangeListener>(
- getItemSetChangeListeners()) : null);
- nc.propertyIds = propertyIds != null ? (ArrayList<Object>) propertyIds
- .clone() : null;
- nc.setPropertySetChangeListeners(getPropertySetChangeListeners() != null ? new LinkedList<Container.PropertySetChangeListener>(
- getPropertySetChangeListeners()) : null);
- nc.propertyValueChangeListeners = propertyValueChangeListeners != null ? (LinkedList<Property.ValueChangeListener>) propertyValueChangeListeners
- .clone() : null;
- nc.readOnlyProperties = readOnlyProperties != null ? (HashSet<Property<?>>) readOnlyProperties
- .clone() : null;
- nc.singlePropertyValueChangeListeners = singlePropertyValueChangeListeners != null ? (Hashtable<Object, Map<Object, List<Property.ValueChangeListener>>>) singlePropertyValueChangeListeners
- .clone() : null;
-
- nc.types = types != null ? (Hashtable<Object, Class<?>>) types.clone()
- : null;
-
- nc.setFilters((HashSet<Filter>) ((HashSet<Filter>) getFilters())
- .clone());
-
- nc.setFilteredItemIds(getFilteredItemIds() == null ? null
- : (ListSet<Object>) ((ListSet<Object>) getFilteredItemIds())
- .clone());
-
- // Clone property-values
- if (items == null) {
- nc.items = null;
- } else {
- nc.items = new Hashtable<Object, Map<Object, Object>>();
- for (final Iterator<?> i = items.keySet().iterator(); i.hasNext();) {
- final Object id = i.next();
- final Hashtable<Object, Object> it = (Hashtable<Object, Object>) items
- .get(id);
- nc.items.put(id, (Map<Object, Object>) it.clone());
- }
- }
-
- return nc;
- }
-
- @Override
- public void addContainerFilter(Object propertyId, String filterString,
- boolean ignoreCase, boolean onlyMatchPrefix) {
- try {
- addFilter(new SimpleStringFilter(propertyId, filterString,
- ignoreCase, onlyMatchPrefix));
- } catch (UnsupportedFilterException e) {
- // the filter instance created here is always valid for in-memory
- // containers
- }
- }
-
- @Override
- public void removeAllContainerFilters() {
- removeAllFilters();
- }
-
- @Override
- public void removeContainerFilters(Object propertyId) {
- removeFilters(propertyId);
- }
-
- @Override
- public void addContainerFilter(Filter filter)
- throws UnsupportedFilterException {
- addFilter(filter);
- }
-
- @Override
- public void removeContainerFilter(Filter filter) {
- removeFilter(filter);
- }
-
- /*
- * (non-Javadoc)
- *
- * @see com.vaadin.data.util.AbstractInMemoryContainer#getContainerFilters()
- */
- @Override
- public boolean hasContainerFilters() {
- return super.hasContainerFilters();
- }
-
- /*
- * (non-Javadoc)
- *
- * @see com.vaadin.data.util.AbstractInMemoryContainer#getContainerFilters()
- */
- @Override
- public Collection<Filter> getContainerFilters() {
- return super.getContainerFilters();
- }
-
- }
|