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Diffstat (limited to 'src/com/vaadin/data/util/IndexedContainer.java')
| -rw-r--r-- | src/com/vaadin/data/util/IndexedContainer.java | 1109 |
1 files changed, 0 insertions, 1109 deletions
diff --git a/src/com/vaadin/data/util/IndexedContainer.java b/src/com/vaadin/data/util/IndexedContainer.java deleted file mode 100644 index b95b2c4de8..0000000000 --- a/src/com/vaadin/data/util/IndexedContainer.java +++ /dev/null @@ -1,1109 +0,0 @@ -/* -@VaadinApache2LicenseForJavaFiles@ - */ - -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 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. - * @version - * @VERSION@ - * @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) { - if (!containsId(itemId)) { - 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(); - - 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 - fireItemSetChange(); - } - - return true; - } - - /* - * (non-Javadoc) - * - * @see com.vaadin.data.Container#addItem() - */ - @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); - } - - /* - * (non-Javadoc) - * - * @see com.vaadin.data.Container.Ordered#addItemAfter(java.lang.Object) - */ - @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); - } - - /* - * (non-Javadoc) - * - * @see com.vaadin.data.Container.Indexed#addItemAt(int) - */ - @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. - * @version - * @VERSION@ - * @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. - * @version - * @VERSION@ - * @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 addListener(Container.PropertySetChangeListener listener) { - super.addListener(listener); - } - - @Override - public void removeListener(Container.PropertySetChangeListener listener) { - super.removeListener(listener); - } - - /* - * (non-Javadoc) - * - * @see com.vaadin.data.Property.ValueChangeNotifier#addListener(com. - * vaadin.data.Property.ValueChangeListener) - */ - @Override - public void addListener(Property.ValueChangeListener listener) { - if (propertyValueChangeListeners == null) { - propertyValueChangeListeners = new LinkedList<Property.ValueChangeListener>(); - } - propertyValueChangeListeners.add(listener); - } - - /* - * (non-Javadoc) - * - * @see com.vaadin.data.Property.ValueChangeNotifier#removeListener(com - * .vaadin.data.Property.ValueChangeListener) - */ - @Override - public void removeListener(Property.ValueChangeListener listener) { - if (propertyValueChangeListeners != null) { - propertyValueChangeListeners.remove(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) { - fireItemSetChange(new IndexedContainer.ItemSetChangeEvent(this, - position)); - } - } - - @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. - * - * @version @VERSION@ - * - * @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. - * - * @version - * @VERSION@ - * @since 3.0 - */ - private class IndexedContainerProperty implements Property<Object>, - 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<?> getType() { - return types.get(propertyId); - } - - /* - * (non-Javadoc) - * - * @see com.vaadin.data.Property#getValue() - */ - @Override - public Object getValue() { - return 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 the value of the Property in human readable textual format. - * The return value should be assignable to the <code>setValue</code> - * method if the Property is not in read-only mode. - * - * @return <code>String</code> representation of the value stored in the - * Property - * @deprecated use {@link #getValue()} instead and possibly toString on - * that - */ - @Deprecated - @Override - public String toString() { - throw new UnsupportedOperationException( - "Use Property.getValue() instead of IndexedContainerProperty.toString()"); - } - - /** - * 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 addListener(Property.ValueChangeListener listener) { - addSinglePropertyChangeListener(propertyId, itemId, listener); - } - - /* - * (non-Javadoc) - * - * @see com.vaadin.data.Property.ValueChangeNotifier#removeListener - * (com.vaadin.data.Property.ValueChangeListener) - */ - @Override - public void removeListener(Property.ValueChangeListener listener) { - removeSinglePropertyChangeListener(propertyId, itemId, 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 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); - } - -} |