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Diffstat (limited to 'ridljar/com/sun/star/uno/Any.java')
-rw-r--r-- | ridljar/com/sun/star/uno/Any.java | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/ridljar/com/sun/star/uno/Any.java b/ridljar/com/sun/star/uno/Any.java new file mode 100644 index 000000000..2f4976436 --- /dev/null +++ b/ridljar/com/sun/star/uno/Any.java @@ -0,0 +1,151 @@ +/* + * 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.uno; + + +/** + * The UNO IDL type any is mapped to java type <code>java.lang.Object</code>. + * <p> + * In special cases it is necessary to have an explicit any to additionally transport + * an exact type. For instance if you want to pass an object reference via + * an interprocess connection using an any, you should use this class to add + * an explicit interface type, so the remote counterpart doesn't need to invoke + * a queryInterface). + * </p> + */ +public class Any { + /** + * The type of the any. + * + * @see #getType + */ + protected Type _type; + + /** + * The data of the any. + * + * @see #getObject + */ + protected Object _object; + + public static final Any VOID = new Any(new Type("void", TypeClass.VOID), + null); + // do not use Type.VOID here to avoid circular dependencies between + // static members of Any and Type + + /** + * Constructs a new any. + * + * @param zInterface the type of the any. + * @param object the data of the any. + * @deprecated as of UDK 2.0 + */ + @Deprecated + public Any(Class<?> zInterface, Object object) { + this(new Type(zInterface), object); + } + + /** + * Constructs a new any with a given type and value + * + * @param type the UNO type of the any. + * @param object the value of the any. + */ + public Any(Type type, Object object) { + if (type.equals(Type.ANY)) { + throw new IllegalArgumentException("Any cannot contain Any"); + } + _type = type; + _object = object; + } + + /** + * Complete a UNO <code>ANY</code> (make sure it is wrapped up as an + * <code>Any</code> instance). + * + * @param any a Java value representing a UNO <code>ANY</code> value. + * @return a complete Java value (that is, an <code>Any</code> instance) + * representing the same UNO <code>ANY</code> value as the given argument. + * @since UDK 3.2.3 + */ + public static final Any complete(Object any) { + return any instanceof Any + ? (Any) any + : new Any( + new Type(any == null ? XInterface.class : any.getClass()), any); + } + + /** + * Gets the type of the value within the any. + * + * @return the type of the value within the any. + */ + public Type getType() { + return _type; + } + + /** + * Gets the value within the any. + * + * @return gets the value within the any. + */ + public Object getObject() { + return _object; + } + + /** + * Indicates whether some other object is equal to this one. + * + * @param obj the reference object with which to compare. + * @return <code>true</code> if this object is the same as the obj argument; + * <code>false</code> otherwise. + * @see java.lang.Object#equals + */ + @Override + public boolean equals(Object obj) { + return obj instanceof Any && _type.equals(((Any) obj)._type) + && (_object == null + ? ((Any) obj)._object == null + : _object.equals(((Any) obj)._object)); + } + + /** + * Returns a hash code value for the object. + * + * @return a hash code value for this object. + * @see java.lang.Object#hashCode + */ + @Override + public int hashCode() { + return _type.hashCode() * 13 + + (_object == null ? 0 : _object.hashCode()); + } + + /** + * Returns a string representation of the object. + * + * @return a string representation of the object. + * @see java.lang.Object#toString + */ + @Override + public String toString() { + return "Any[" + _type + ", " + _object + "]"; + } +} |