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Diffstat (limited to 'ridljar/com/sun/star/lib/uno/helper/PropertySetMixin.java')
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diff --git a/ridljar/com/sun/star/lib/uno/helper/PropertySetMixin.java b/ridljar/com/sun/star/lib/uno/helper/PropertySetMixin.java new file mode 100644 index 000000000..0c050d676 --- /dev/null +++ b/ridljar/com/sun/star/lib/uno/helper/PropertySetMixin.java @@ -0,0 +1,1111 @@ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you 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 . + */ + +package com.sun.star.lib.uno.helper; + +import com.sun.star.beans.Property; +import com.sun.star.beans.PropertyAttribute; +import com.sun.star.beans.PropertyChangeEvent; +import com.sun.star.beans.PropertyState; +import com.sun.star.beans.PropertyValue; +import com.sun.star.beans.PropertyVetoException; +import com.sun.star.beans.UnknownPropertyException; +import com.sun.star.beans.XPropertyChangeListener; +import com.sun.star.beans.XPropertySetInfo; +import com.sun.star.beans.XVetoableChangeListener; +import com.sun.star.container.NoSuchElementException; +import com.sun.star.container.XHierarchicalNameAccess; +import com.sun.star.lang.DisposedException; +import com.sun.star.lang.EventObject; +import com.sun.star.lang.WrappedTargetException; +import com.sun.star.lang.WrappedTargetRuntimeException; +import com.sun.star.reflection.XCompoundTypeDescription; +import com.sun.star.reflection.XIdlClass; +import com.sun.star.reflection.XIdlField2; +import com.sun.star.reflection.XIndirectTypeDescription; +import com.sun.star.reflection.XInterfaceAttributeTypeDescription2; +import com.sun.star.reflection.XInterfaceMemberTypeDescription; +import com.sun.star.reflection.XInterfaceTypeDescription2; +import com.sun.star.reflection.XStructTypeDescription; +import com.sun.star.reflection.XTypeDescription; +import com.sun.star.reflection.theCoreReflection; +import com.sun.star.uno.Any; +import com.sun.star.uno.AnyConverter; +import com.sun.star.uno.Type; +import com.sun.star.uno.TypeClass; +import com.sun.star.uno.UnoRuntime; +import com.sun.star.uno.XComponentContext; +import com.sun.star.uno.XInterface; +import java.util.ArrayList; +import java.util.HashMap; +import java.util.HashSet; +import java.util.Iterator; +import java.util.Map; + +/** + A helper mixin to implement certain UNO interfaces related to property set + handling on top of the attributes of a given UNO interface type. + + <p>A client will mix in this class by keeping a reference to an instance of + this class, and forwarding all methods of (a subset of the interfaces) + <code>com.sun.star.beans.XPropertySet</code>, + <code>com.sun.star.beans.XFastPropertySet</code>, and + <code>com.sun.star.beans.XPropertyAccess</code> to it.</p> + + <p>Client code should not use the monitors associated with instances of this + class, as they are used for internal purposes.</p> + + @since UDK 3.2 +*/ +public final class PropertySetMixin { + /** + The constructor. + + @param context the component context used by this instance; must not be + null, and must supply the + <code>com.sun.star.reflection.theCoreReflection</code> and + <code>com.sun.star.reflection.theTypeDescriptionManager</code> singletons + + @param object the client UNO object into which this instance is mixed in; + must not be null, and must support the given <code>type</code> + + @param type the UNO interface type whose attributes are mapped to + properties; must not be null, and must represent a UNO interface type + + @param absentOptional a list of optional properties that are not present, + and should thus not be visible via + <code>com.sun.star.beans.XPropertySet.getPropertySetInfo</code>, + <code>com.sun.star.beans.XPropertySet.addPropertyChangeListener</code>, + <code>com.sun.star.beans.XPropertySet.removePropertyChangeListener<!-- + --></code>, + <code>com.sun.star.beans.XPropertySet.addVetoableChangeListener</code>, + and <code>com.sun.star.beans.XPropertySet.<!-- + -->removeVetoableChangeListener</code>; null is treated the same as an + empty list; if non-null, the given array must not be modified after it is + passed to this constructor. For consistency reasons, the given + <code>absentOptional</code> should only contain the names of attributes + that represent optional properties that are not present (that is, the + attribute getters and setters always throw a + <code>com.sun.star.beans.UnknownPropertyException</code>), and should + contain each such name only once. If an optional property is not present + (that is, the corresponding attribute getter and setter always throw a + <code>com.sun.star.beans.UnknownPropertyException</code>) but is not + contained in the given <code>absentOptional</code>, then it will be + visible via + <code>com.sun.star.beans.XPropertySet.getPropertySetInfo</code> as a + <code>com.sun.star.beans.Property</code> with a set + <code>com.sun.star.beans.PropertyAttribute.OPTIONAL</code>. If the given + <code>object</code> does not implement + <code>com.sun.star.beans.XPropertySet</code>, then the given + <code>absentOptional</code> is effectively ignored and can be null or + empty. + */ + public PropertySetMixin( + XComponentContext context, XInterface object, Type type, + String[] absentOptional) + { + this.context = context; + this.object = object; + this.type = type; + this.absentOptional = absentOptional; + idlClass = getReflection(type.getTypeName()); + XTypeDescription ifc; + try { + XHierarchicalNameAccess xhna = UnoRuntime.queryInterface( + XHierarchicalNameAccess.class, + context.getValueByName( + "/singletons/com.sun.star.reflection." + + "theTypeDescriptionManager")); + ifc = UnoRuntime.queryInterface( + XTypeDescription.class, + xhna.getByHierarchicalName(type.getTypeName())); + } catch (NoSuchElementException e) { + throw new RuntimeException(e); + } + HashMap<String,PropertyData> map = new HashMap<String,PropertyData>(); + ArrayList<String> handleNames = new ArrayList<String>(); + initProperties(ifc, map, handleNames, new HashSet<String>()); + properties = map; + handleMap = handleNames.toArray(new String[handleNames.size()]); + } + + /** + A method used by clients when implementing UNO interface type attribute + setter functions. + + <p>First, this method checks whether this instance has already been + disposed (see {@link #dispose}), and throws a + <code>com.sun.star.beans.DisposedException</code> if applicable. For a + constrained attribute (whose setter can explicitly raise + <code>com.sun.star.beans.PropertyVetoException</code>), this method + notifies any <code>com.sun.star.beans.XVetoableChangeListener</code>s. + For a bound attribute, this method modifies the passed-in + <code>bound</code> so that it can afterwards be used to notify any + <code>com.sun.star.beans.XPropertyChangeListener</code>s. This method + should be called before storing the new attribute value, and + <code>bound.notifyListeners()</code> should be called exactly once after + storing the new attribute value (in case the attribute is bound; + otherwise, calling <code>bound.notifyListeners()</code> is ignored). + Furthermore, <code>bound.notifyListeners()</code> and this method have to + be called from the same thread.</p> + + @param propertyName the name of the property (which is the same as the + name of the attribute that is going to be set) + + @param oldValue the property value corresponding to the old attribute + value. This is only used as + <code>com.sun.star.beans.PropertyChangeEvent.OldValue</code>, which is + rather useless, anyway (see “Using the Observer Pattern” in + <a href="http://tools.openoffice.org/CodingGuidelines.sxw"> + <cite>OpenOffice.org Coding Guidelines</cite></a>). If the attribute + that is going to be set is neither bound nor constrained, or if + <code>com.sun.star.beans.PropertyChangeEvent.OldValue</code> should not + be set, {@link Any#VOID} can be used instead. + + @param newValue the property value corresponding to the new + attribute value. This is only used as + <code>com.sun.star.beans.PropertyChangeEvent.NewValue</code>, which is + rather useless, anyway (see “Using the Observer Pattern” in + <a href="http://tools.openoffice.org/CodingGuidelines.sxw"> + <cite>OpenOffice.org Coding Guidelines</cite></a>), <em>unless</em> the + attribute that is going to be set is constrained. If the attribute + that is going to be set is neither bound nor constrained, or if it is + only bound but + <code>com.sun.star.beans.PropertyChangeEvent.NewValue</code> should not + be set, {@link Any#VOID} can be used instead. + + @param bound a reference to a fresh {@link BoundListeners} instance + (which has not been passed to this method before, and on which + {@link BoundListeners#notifyListeners} has not yet been called); may only + be null if the attribute that is going to be set is not bound + + @throws PropertyVetoException if a vetoable listener throws it. + */ + public void prepareSet( + String propertyName, Object oldValue, Object newValue, + BoundListeners bound) + throws PropertyVetoException + { + // assert properties.get(propertyName) != null; + Property p = properties.get(propertyName).property; + ArrayList<XVetoableChangeListener> specificVeto = null; + ArrayList<XVetoableChangeListener> unspecificVeto = null; + synchronized (this) { + if (disposed) { + throw new DisposedException("disposed", object); + } + if ((p.Attributes & PropertyAttribute.CONSTRAINED) != 0) { + ArrayList<XVetoableChangeListener> o = vetoListeners.get(propertyName); + if (o != null) { + specificVeto = new ArrayList<XVetoableChangeListener>(o); + } + o = vetoListeners.get(""); + if (o != null) { + unspecificVeto = new ArrayList<XVetoableChangeListener>(o); + } + } + if ((p.Attributes & PropertyAttribute.BOUND) != 0) { + // assert bound != null; + ArrayList<XPropertyChangeListener> o = boundListeners.get(propertyName); + if (o != null) { + bound.specificListeners = new ArrayList<XPropertyChangeListener>(o); + } + o = boundListeners.get(""); + if (o != null) { + bound.unspecificListeners = new ArrayList<XPropertyChangeListener>(o); + } + } + } + if ((p.Attributes & PropertyAttribute.CONSTRAINED) != 0) { + PropertyChangeEvent event = new PropertyChangeEvent( + object, propertyName, false, p.Handle, oldValue, newValue); + if (specificVeto != null) { + for (Iterator<XVetoableChangeListener> i = specificVeto.iterator(); i.hasNext();) { + try { + i.next().vetoableChange(event); + } catch (DisposedException e) {} + } + } + if (unspecificVeto != null) { + for (Iterator<XVetoableChangeListener> i = unspecificVeto.iterator(); i.hasNext();) { + try { + i.next().vetoableChange(event); + } catch (DisposedException e) {} + } + } + } + if ((p.Attributes & PropertyAttribute.BOUND) != 0) { + // assert bound != null; + bound.event = new PropertyChangeEvent( + object, propertyName, false, p.Handle, oldValue, newValue); + } + } + + /** + A simplified version of {@link #prepareSet(String, Object, Object, + PropertySetMixin.BoundListeners)}. + + <p>This method is useful for attributes that are not constrained.</p> + + @param propertyName the name of the property (which is the same as the + name of the attribute that is going to be set) + + @param bound a reference to a fresh {@link BoundListeners} instance + (which has not been passed to this method before, and on which + {@link BoundListeners#notifyListeners} has not yet been called); may only + be null if the attribute that is going to be set is not bound + */ + public void prepareSet(String propertyName, BoundListeners bound) { + try { + prepareSet(propertyName, Any.VOID, Any.VOID, bound); + } catch (PropertyVetoException e) { + throw new RuntimeException("unexpected " + e); + } + } + + /** + Marks this instance as being disposed. + + <p>See <code>com.sun.star.lang.XComponent</code> for the general concept + of disposing UNO objects. On the first call to this method, all + registered listeners + (<code>com.sun.star.beans.XPropertyChangeListener</code>s and + <code>com.sun.star.beans.XVetoableChangeListener</code>s) are notified of + the disposing source. Any subsequent calls to this method are + ignored.</p> + */ + public void dispose() { + HashMap<String,ArrayList<XPropertyChangeListener>> bound; + HashMap<String,ArrayList<XVetoableChangeListener>> veto; + synchronized (this) { + bound = boundListeners; + boundListeners = null; + veto = vetoListeners; + vetoListeners = null; + disposed = true; + } + EventObject event = new EventObject(object); + if (bound != null) { + for (Iterator<ArrayList<XPropertyChangeListener>> i = bound.values().iterator(); i.hasNext();) { + for (Iterator<XPropertyChangeListener> j = i.next().iterator(); j.hasNext();) + { + j.next().disposing(event); + } + } + } + if (veto != null) { + for (Iterator<ArrayList<XVetoableChangeListener>> i = veto.values().iterator(); i.hasNext();) { + for (Iterator<XVetoableChangeListener> j = i.next().iterator(); j.hasNext();) + { + j.next().disposing(event); + } + } + } + } + + /** + Implements + <code>com.sun.star.beans.XPropertySet.getPropertySetInfo</code>. + @return See com.sun.star.beans.XPropertySet + */ + public XPropertySetInfo getPropertySetInfo() { + return new Info(properties); + } + + /** + Implements <code>com.sun.star.beans.XPropertySet.setPropertyValue</code>. + @param propertyName + See com.sun.star.beans.XPropertySet + @param value + See com.sun.star.beans.XPropertySet + @throws UnknownPropertyException + See com.sun.star.beans.XPropertySet + @throws PropertyVetoException + See com.sun.star.beans.XPropertySet + @throws WrappedTargetException + See com.sun.star.beans.XPropertySet + */ + public void setPropertyValue(String propertyName, Object value) + throws UnknownPropertyException, PropertyVetoException, + com.sun.star.lang.IllegalArgumentException, WrappedTargetException + { + setProperty(propertyName, value, false, false, (short) 1); + } + + /** + Implements <code>com.sun.star.beans.XPropertySet.getPropertyValue</code>. + @param propertyName + See com.sun.star.beans.XPropertySet + @throws UnknownPropertyException + See com.sun.star.beans.XPropertySet + @throws WrappedTargetException + See com.sun.star.beans.XPropertySet + @return + See com.sun.star.beans.XPropertySet + */ + public Object getPropertyValue(String propertyName) + throws UnknownPropertyException, WrappedTargetException + { + return getProperty(propertyName, null); + } + + /** + Implements + <code>com.sun.star.beans.XPropertySet.addPropertyChangeListener</code>. + + <p>If a listener is added more than once, it will receive all relevant + notifications multiple times.</p> + + @param propertyName + See com.sun.star.beans.XPropertySet + @param listener + See com.sun.star.beans.XPropertySet + @throws UnknownPropertyException + See com.sun.star.beans.XPropertySet + @throws WrappedTargetException + See com.sun.star.beans.XPropertySet + */ + public void addPropertyChangeListener( + String propertyName, XPropertyChangeListener listener) + throws UnknownPropertyException, WrappedTargetException + { + // assert listener != null; + checkUnknown(propertyName); + boolean disp; + synchronized (this) { + disp = disposed; + if (!disp) { + ArrayList<XPropertyChangeListener> v = boundListeners.get(propertyName); + if (v == null) { + v = new ArrayList<XPropertyChangeListener>(); + boundListeners.put(propertyName, v); + } + v.add(listener); + } + } + if (disp) { + listener.disposing(new EventObject(object)); + } + } + + /** + Implements <code> + com.sun.star.beans.XPropertySet.removePropertyChangeListener</code>. + + @param propertyName + See com.sun.star.beans.XPropertySet + @param listener + See com.sun.star.beans.XPropertySet + @throws UnknownPropertyException + See com.sun.star.beans.XPropertySet + @throws WrappedTargetException + See com.sun.star.beans.XPropertySet + */ + public void removePropertyChangeListener( + String propertyName, XPropertyChangeListener listener) + throws UnknownPropertyException, WrappedTargetException + { + // assert listener != null; + checkUnknown(propertyName); + synchronized (this) { + if (boundListeners != null) { + ArrayList<XPropertyChangeListener> v = boundListeners.get(propertyName); + if (v != null) { + v.remove(listener); + } + } + } + } + + /** + Implements + <code>com.sun.star.beans.XPropertySet.addVetoableChangeListener</code>. + + <p>If a listener is added more than once, it will receive all relevant + notifications multiple times.</p> + + @param propertyName + See com.sun.star.beans.XPropertySet + @param listener + See com.sun.star.beans.XPropertySet + @throws UnknownPropertyException + See com.sun.star.beans.XPropertySet + @throws WrappedTargetException + See com.sun.star.beans.XPropertySet + */ + public void addVetoableChangeListener( + String propertyName, XVetoableChangeListener listener) + throws UnknownPropertyException, WrappedTargetException + { + // assert listener != null; + checkUnknown(propertyName); + boolean disp; + synchronized (this) { + disp = disposed; + if (!disp) { + ArrayList<XVetoableChangeListener> v = vetoListeners.get(propertyName); + if (v == null) { + v = new ArrayList<XVetoableChangeListener>(); + vetoListeners.put(propertyName, v); + } + v.add(listener); + } + } + if (disp) { + listener.disposing(new EventObject(object)); + } + } + + /** + Implements <code> + com.sun.star.beans.XPropertySet.removeVetoableChangeListener</code>. + + @param propertyName + See com.sun.star.beans.XPropertySet + @param listener + See com.sun.star.beans.XPropertySet + @throws UnknownPropertyException + See com.sun.star.beans.XPropertySet + @throws WrappedTargetException + See com.sun.star.beans.XPropertySet + */ + public void removeVetoableChangeListener( + String propertyName, XVetoableChangeListener listener) + throws UnknownPropertyException, WrappedTargetException + { + // assert listener != null; + checkUnknown(propertyName); + synchronized (this) { + if (vetoListeners != null) { + ArrayList<XVetoableChangeListener> v = vetoListeners.get(propertyName); + if (v != null) { + v.remove(listener); + } + } + } + } + + /** + Implements + <code>com.sun.star.beans.XFastPropertySet.setFastPropertyValue</code>. + + @param handle + See com.sun.star.beans.XFastPropertySet + @param value + See com.sun.star.beans.XFastPropertySet + @throws UnknownPropertyException + See com.sun.star.beans.XFastPropertySet + @throws PropertyVetoException + See com.sun.star.beans.XFastPropertySet + @throws WrappedTargetException + See com.sun.star.beans.XFastPropertySet + */ + public void setFastPropertyValue(int handle, Object value) + throws UnknownPropertyException, PropertyVetoException, + com.sun.star.lang.IllegalArgumentException, WrappedTargetException + { + setProperty(translateHandle(handle), value, false, false, (short) 1); + } + + /** + Implements + <code>com.sun.star.beans.XFastPropertySet.getFastPropertyValue</code>. + + @param handle + See com.sun.star.beans.XFastPropertySet + @throws UnknownPropertyException + See com.sun.star.beans.XFastPropertySet + @throws WrappedTargetException + See com.sun.star.beans.XFastPropertySet + @return + See com.sun.star.beans.XFastPropertySet + */ + public Object getFastPropertyValue(int handle) + throws UnknownPropertyException, WrappedTargetException + { + return getProperty(translateHandle(handle), null); + } + + /** + Implements + <code>com.sun.star.beans.XPropertyAccess.getPropertyValues</code>. + + @return + See com.sun.star.beans.XPropertyAccess + */ + public PropertyValue[] getPropertyValues() { + PropertyValue[] s = new PropertyValue[handleMap.length]; + int n = 0; + for (int i = 0; i < handleMap.length; ++i) { + PropertyState[] state = new PropertyState[1]; + Object value; + try { + value = getProperty(handleMap[i], state); + } catch (UnknownPropertyException e) { + continue; + } catch (WrappedTargetException e) { + throw new WrappedTargetRuntimeException(e.getCause(), + e.getMessage(), object, e.TargetException); + } + s[n++] = new PropertyValue(handleMap[i], i, value, state[0]); + } + if (n < handleMap.length) { + PropertyValue[] s2 = new PropertyValue[n]; + System.arraycopy(s, 0, s2, 0, n); + s = s2; + } + return s; + } + + /** + Implements + <code>com.sun.star.beans.XPropertyAccess.setPropertyValues</code>. + + @param props + See com.sun.star.beans.XPropertyAccess + @throws UnknownPropertyException + See com.sun.star.beans.XPropertyAccess + @throws PropertyVetoException + See com.sun.star.beans.XPropertyAccess + @throws WrappedTargetException + See com.sun.star.beans.XPropertyAccess + */ + public void setPropertyValues(PropertyValue[] props) + throws UnknownPropertyException, PropertyVetoException, + com.sun.star.lang.IllegalArgumentException, WrappedTargetException + { + for (int i = 0; i < props.length; ++i) { + if (props[i].Handle != -1 + && !props[i].Name.equals(translateHandle(props[i].Handle))) + { + throw new UnknownPropertyException( + ("name " + props[i].Name + " does not match handle " + + props[i].Handle), + object); + } + setProperty( + props[i].Name, props[i].Value, + props[i].State == PropertyState.AMBIGUOUS_VALUE, + props[i].State == PropertyState.DEFAULT_VALUE, (short) 0); + } + } + + /** + A class used by clients of {@link PropertySetMixin} when implementing UNO + interface type attribute setter functions. + + @see #prepareSet(String, Object, Object, PropertySetMixin.BoundListeners) + */ + public static final class BoundListeners { + + /** + Notifies any + <code>com.sun.star.beans.XPropertyChangeListener</code>s. + + @see #prepareSet(String, Object, Object, + PropertySetMixin.BoundListeners) + */ + public void notifyListeners() { + if (specificListeners != null) { + for (Iterator<XPropertyChangeListener> i = specificListeners.iterator(); i.hasNext();) { + try { + i.next().propertyChange(event); + } catch (DisposedException e) {} + } + } + if (unspecificListeners != null) { + for (Iterator<XPropertyChangeListener> i = unspecificListeners.iterator(); i.hasNext();) + { + try { + i.next().propertyChange(event); + } catch (DisposedException e) {} + } + } + } + + private ArrayList<XPropertyChangeListener> specificListeners = null; + private ArrayList<XPropertyChangeListener> unspecificListeners = null; + private PropertyChangeEvent event = null; + } + + private XIdlClass getReflection(String typeName) { + return theCoreReflection.get(context).forName(typeName); + } + + private void initProperties( + XTypeDescription type, HashMap<String,PropertyData> map, ArrayList<String> handleNames, HashSet<String> seen) + { + XInterfaceTypeDescription2 ifc = UnoRuntime.queryInterface( + XInterfaceTypeDescription2.class, resolveTypedefs(type)); + if (!seen.add(ifc.getName())) { + return; + } + XTypeDescription[] bases = ifc.getBaseTypes(); + for (int i = 0; i < bases.length; ++i) { + initProperties(bases[i], map, handleNames, seen); + } + XInterfaceMemberTypeDescription[] members = ifc.getMembers(); + for (int i = 0; i < members.length; ++i) { + if (members[i].getTypeClass() == TypeClass.INTERFACE_ATTRIBUTE) + { + XInterfaceAttributeTypeDescription2 attr = + UnoRuntime.queryInterface( + XInterfaceAttributeTypeDescription2.class, + members[i]); + short attrAttribs = 0; + if (attr.isBound()) { + attrAttribs |= PropertyAttribute.BOUND; + } + boolean setUnknown = false; + if (attr.isReadOnly()) { + attrAttribs |= PropertyAttribute.READONLY; + setUnknown = true; + } + XCompoundTypeDescription[] excs = attr.getGetExceptions(); + boolean getUnknown = false; + //XXX Special interpretation of getter/setter exceptions + // only works if the specified exceptions are of the exact + // type, not of a supertype: + for (int j = 0; j < excs.length; ++j) { + if (excs[j].getName().equals( + "com.sun.star.beans.UnknownPropertyException")) + { + getUnknown = true; + break; + } + } + excs = attr.getSetExceptions(); + for (int j = 0; j < excs.length; ++j) { + if (excs[j].getName().equals( + "com.sun.star.beans.UnknownPropertyException")) + { + setUnknown = true; + } else if (excs[j].getName().equals( + "com.sun.star.beans." + + "PropertyVetoException")) + { + attrAttribs |= PropertyAttribute.CONSTRAINED; + } + } + if (getUnknown && setUnknown) { + attrAttribs |= PropertyAttribute.OPTIONAL; + } + XTypeDescription t = attr.getType(); + for (;;) { + t = resolveTypedefs(t); + short n; + if (t.getName().startsWith( + "com.sun.star.beans.Ambiguous<")) + { + n = PropertyAttribute.MAYBEAMBIGUOUS; + } else if (t.getName().startsWith( + "com.sun.star.beans.Defaulted<")) + { + n = PropertyAttribute.MAYBEDEFAULT; + } else if (t.getName().startsWith( + "com.sun.star.beans.Optional<")) + { + n = PropertyAttribute.MAYBEVOID; + } else { + break; + } + attrAttribs |= n; + t = UnoRuntime.queryInterface(XStructTypeDescription.class, t).getTypeArguments()[0]; + } + String name = members[i].getMemberName(); + boolean present = true; + if (absentOptional != null) { + for (int j = 0; j < absentOptional.length; ++j) { + if (name.equals(absentOptional[j])) { + present = false; + break; + } + } + } + if (map.put( + name, + new PropertyData( + new Property( + name, handleNames.size(), + new Type(t.getName(), t.getTypeClass()), + attrAttribs), + present)) + != null) + { + throw new RuntimeException( + "inconsistent UNO type registry"); + } + handleNames.add(name); + } + } + } + + private String translateHandle(int handle) throws UnknownPropertyException { + if (handle < 0 || handle >= handleMap.length) { + throw new UnknownPropertyException("bad handle " + handle, object); + } + return handleMap[handle]; + } + + private void setProperty( + String name, Object value, boolean isAmbiguous, boolean isDefaulted, + short illegalArgumentPosition) + throws UnknownPropertyException, PropertyVetoException, + com.sun.star.lang.IllegalArgumentException, WrappedTargetException + { + PropertyData p = properties.get(name); + if (p == null) { + throw new UnknownPropertyException(name, object); + } + if ((isAmbiguous + && (p.property.Attributes & PropertyAttribute.MAYBEAMBIGUOUS) == 0) + || (isDefaulted + && ((p.property.Attributes & PropertyAttribute.MAYBEDEFAULT) + == 0))) + { + throw new com.sun.star.lang.IllegalArgumentException( + ("flagging as ambiguous/defaulted non-ambiguous/defaulted" + + " property " + name), + object, illegalArgumentPosition); + + } + XIdlField2 f = UnoRuntime.queryInterface( + XIdlField2.class, idlClass.getField(name)); + Object[] o = new Object[] { + new Any(type, UnoRuntime.queryInterface(type, object)) }; + Object v = wrapValue( + value, + UnoRuntime.queryInterface( + XIdlField2.class, idlClass.getField(name)).getType(), + (p.property.Attributes & PropertyAttribute.MAYBEAMBIGUOUS) != 0, + isAmbiguous, + (p.property.Attributes & PropertyAttribute.MAYBEDEFAULT) != 0, + isDefaulted, + (p.property.Attributes & PropertyAttribute.MAYBEVOID) != 0); + try { + f.set(o, v); + } catch (com.sun.star.lang.IllegalArgumentException e) { + if (e.ArgumentPosition == 1) { + throw new com.sun.star.lang.IllegalArgumentException(e, + e.getMessage(), object, illegalArgumentPosition); + } else { + throw new RuntimeException(e); + } + } catch (com.sun.star.lang.IllegalAccessException e) { + //TODO Clarify whether PropertyVetoException is the correct + // exception to throw when trying to set a read-only property: + throw new PropertyVetoException(e, + "cannot set read-only property " + name, object); + } catch (WrappedTargetRuntimeException e) { + //FIXME A WrappedTargetRuntimeException from XIdlField2.get is not + // guaranteed to originate directly within XIdlField2.get (and thus + // have the expected semantics); it might also be passed through + // from lower layers. + if (new Type(UnknownPropertyException.class).isSupertypeOf( + AnyConverter.getType(e.TargetException)) + && (p.property.Attributes & PropertyAttribute.OPTIONAL) != 0) + { + throw new UnknownPropertyException(e, name, object); + } else if (new Type(PropertyVetoException.class).isSupertypeOf( + AnyConverter.getType(e.TargetException)) + && ((p.property.Attributes + & PropertyAttribute.CONSTRAINED) + != 0)) + { + throw new PropertyVetoException(e, name, object); + } else { + throw new WrappedTargetException(e.getCause(), + e.getMessage(), object, e.TargetException); + } + } + } + + Object getProperty(String name, PropertyState[] state) + throws UnknownPropertyException, WrappedTargetException + { + PropertyData p = properties.get(name); + if (p == null) { + throw new UnknownPropertyException(name, object); + } + XIdlField2 field = UnoRuntime.queryInterface( + XIdlField2.class, idlClass.getField(name)); + Object value; + try { + value = field.get( + new Any(type, UnoRuntime.queryInterface(type, object))); + } catch (com.sun.star.lang.IllegalArgumentException e) { + throw new RuntimeException(e); + } catch (WrappedTargetRuntimeException e) { + //FIXME A WrappedTargetRuntimeException from XIdlField2.get is not + // guaranteed to originate directly within XIdlField2.get (and thus + // have the expected semantics); it might also be passed through + // from lower layers. + if (new Type(UnknownPropertyException.class).isSupertypeOf( + AnyConverter.getType(e.TargetException)) + && (p.property.Attributes & PropertyAttribute.OPTIONAL) != 0) + { + throw new UnknownPropertyException(e, name, object); + } else { + throw new WrappedTargetException(e.getCause(), + e.getMessage(), object, e.TargetException); + } + } + boolean undoAmbiguous + = (p.property.Attributes & PropertyAttribute.MAYBEAMBIGUOUS) != 0; + boolean undoDefaulted + = (p.property.Attributes & PropertyAttribute.MAYBEDEFAULT) != 0; + boolean undoOptional + = (p.property.Attributes & PropertyAttribute.MAYBEVOID) != 0; + boolean isAmbiguous = false; + boolean isDefaulted = false; + while (undoAmbiguous || undoDefaulted || undoOptional) { + String typeName = AnyConverter.getType(value).getTypeName(); + if (undoAmbiguous + && typeName.startsWith("com.sun.star.beans.Ambiguous<")) + { + XIdlClass ambiguous = getReflection(typeName); + try { + isAmbiguous = AnyConverter.toBoolean( + UnoRuntime.queryInterface( + XIdlField2.class, + ambiguous.getField("IsAmbiguous")).get(value)); + value = UnoRuntime.queryInterface( + XIdlField2.class, + ambiguous.getField("Value")).get(value); + } catch (com.sun.star.lang.IllegalArgumentException e) { + throw new RuntimeException(e); + } + undoAmbiguous = false; + } else if (undoDefaulted + && typeName.startsWith("com.sun.star.beans.Defaulted<")) + { + XIdlClass defaulted = getReflection(typeName); + try { + isDefaulted = AnyConverter.toBoolean( + UnoRuntime.queryInterface( + XIdlField2.class, + defaulted.getField("IsDefaulted")).get(value)); + value = UnoRuntime.queryInterface( + XIdlField2.class, + defaulted.getField("Value")).get(value); + } catch (com.sun.star.lang.IllegalArgumentException e) { + throw new RuntimeException(e); + } + undoDefaulted = false; + } else if (undoOptional + && typeName.startsWith("com.sun.star.beans.Optional<")) + { + XIdlClass optional = getReflection(typeName); + try { + boolean present = AnyConverter.toBoolean( + UnoRuntime.queryInterface( + XIdlField2.class, + optional.getField("IsPresent")).get(value)); + if (!present) { + value = Any.VOID; + break; + } + value = UnoRuntime.queryInterface( + XIdlField2.class, + optional.getField("Value")).get(value); + } catch (com.sun.star.lang.IllegalArgumentException e) { + throw new RuntimeException(e); + } + undoOptional = false; + } else { + throw new RuntimeException( + "unexpected type of attribute " + name); + } + } + if (state != null) { + //XXX If isAmbiguous && isDefaulted, arbitrarily choose + // AMBIGUOUS_VALUE over DEFAULT_VALUE: + state[0] = isAmbiguous + ? PropertyState.AMBIGUOUS_VALUE + : isDefaulted + ? PropertyState.DEFAULT_VALUE : PropertyState.DIRECT_VALUE; + } + return value; + } + + private Object wrapValue( + Object value, XIdlClass type, boolean wrapAmbiguous, + boolean isAmbiguous, boolean wrapDefaulted, boolean isDefaulted, + boolean wrapOptional) + { + if (wrapAmbiguous + && type.getName().startsWith("com.sun.star.beans.Ambiguous<")) + { + Object[] strct = new Object[1]; + type.createObject(strct); + try { + XIdlField2 field = UnoRuntime.queryInterface( + XIdlField2.class, type.getField("Value")); + field.set( + strct, + wrapValue( + value, field.getType(), false, false, wrapDefaulted, + isDefaulted, wrapOptional)); + UnoRuntime.queryInterface( + XIdlField2.class, type.getField("IsAmbiguous")).set( + strct, Boolean.valueOf(isAmbiguous)); + } catch (com.sun.star.lang.IllegalArgumentException e) { + throw new RuntimeException(e); + } catch (com.sun.star.lang.IllegalAccessException e) { + throw new RuntimeException(e); + } + return strct[0]; + } else if (wrapDefaulted + && type.getName().startsWith( + "com.sun.star.beans.Defaulted<")) + { + Object[] strct = new Object[1]; + type.createObject(strct); + try { + XIdlField2 field = UnoRuntime.queryInterface( + XIdlField2.class, type.getField("Value")); + field.set( + strct, + wrapValue( + value, field.getType(), wrapAmbiguous, isAmbiguous, + false, false, wrapOptional)); + UnoRuntime.queryInterface( + XIdlField2.class, type.getField("IsDefaulted")).set( + strct, Boolean.valueOf(isDefaulted)); + } catch (com.sun.star.lang.IllegalArgumentException e) { + throw new RuntimeException(e); + } catch (com.sun.star.lang.IllegalAccessException e) { + throw new RuntimeException(e); + } + return strct[0]; + } else if (wrapOptional + && type.getName().startsWith("com.sun.star.beans.Optional<")) + { + Object[] strct = new Object[1]; + type.createObject(strct); + boolean present = !AnyConverter.isVoid(value); + try { + UnoRuntime.queryInterface( + XIdlField2.class, type.getField("IsPresent")).set( + strct, Boolean.valueOf(present)); + if (present) { + XIdlField2 field = UnoRuntime.queryInterface( + XIdlField2.class, type.getField("Value")); + field.set( + strct, + wrapValue( + value, field.getType(), wrapAmbiguous, isAmbiguous, + wrapDefaulted, isDefaulted, false)); + } + } catch (com.sun.star.lang.IllegalArgumentException e) { + throw new RuntimeException(e); + } catch (com.sun.star.lang.IllegalAccessException e) { + throw new RuntimeException(e); + } + return strct[0]; + } else { + if (wrapAmbiguous || wrapDefaulted || wrapOptional) { + throw new RuntimeException("unexpected type of attribute"); + } + return value; + } + } + + private static XTypeDescription resolveTypedefs(XTypeDescription type) { + while (type.getTypeClass() == TypeClass.TYPEDEF) { + type = UnoRuntime.queryInterface( + XIndirectTypeDescription.class, type).getReferencedType(); + } + return type; + } + + private PropertyData get(Object object, String propertyName) + throws UnknownPropertyException + { + PropertyData p = properties.get(propertyName); + if (p == null || !p.present) { + throw new UnknownPropertyException(propertyName, object); + } + return p; + } + + private void checkUnknown(String propertyName) + throws UnknownPropertyException + { + if (propertyName.length() != 0) { + get(this, propertyName); + } + } + + private static final class PropertyData { + public PropertyData(Property property, boolean present) { + this.property = property; + this.present = present; + } + + public final Property property; + public final boolean present; + } + + private final class Info extends WeakBase implements XPropertySetInfo + { + public Info(Map<String,PropertyData> properties) { + this.properties = properties; + } + + public Property[] getProperties() { + ArrayList<Property> al = new ArrayList<Property>(properties.size()); + for (Iterator<PropertyData> i = properties.values().iterator(); i.hasNext();) { + PropertyData p = i.next(); + if (p.present) { + al.add(p.property); + } + } + return al.toArray(new Property[al.size()]); + } + + public Property getPropertyByName(String name) + throws UnknownPropertyException + { + return get(this, name).property; + } + + public boolean hasPropertyByName(String name) { + PropertyData p = properties.get(name); + return p != null && p.present; + } + + private final Map<String,PropertyData> properties; + } + + private final XComponentContext context; + private final XInterface object; + private final Type type; + private final String[] absentOptional; + private final XIdlClass idlClass; + private final Map<String,PropertyData> properties; // from String to Property + private final String[] handleMap; + + private HashMap<String,ArrayList<XPropertyChangeListener>> boundListeners + = new HashMap<String,ArrayList<XPropertyChangeListener>>(); + // from String to Vector of XPropertyChangeListener + private HashMap<String,ArrayList<XVetoableChangeListener>> vetoListeners + = new HashMap<String,ArrayList<XVetoableChangeListener>>(); + // from String to Vector of XVetoableChangeListener + private boolean disposed = false; +} |