1 /************************************************************************* 2 * 3 * The Contents of this file are made available subject to the terms of 4 * the BSD license. 5 * 6 * Copyright 2000, 2010 Oracle and/or its affiliates. 7 * All rights reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. Neither the name of Sun Microsystems, Inc. nor the names of its 18 * contributors may be used to endorse or promote products derived 19 * from this software without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 22 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 24 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 25 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 26 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 27 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 28 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 29 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR 30 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE 31 * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32 * 33 *************************************************************************/ 34 35 #include <stdio.h> 36 37 #include <cppuhelper/weak.hxx> 38 39 class MyOWeakObject : public ::cppu::OWeakObject 40 { 41 public: 42 MyOWeakObject() { fprintf( stdout, "constructed\n" ); } 43 ~MyOWeakObject() { fprintf( stdout, "destructed\n" ); } 44 }; 45 46 47 void simple_object_creation_and_destruction() 48 { 49 // create the UNO object 50 com::sun::star::uno::XInterface * p = new MyOWeakObject(); 51 52 // acquire it, refcount becomes one 53 p->acquire(); 54 55 fprintf( stdout, "before release\n" ); 56 57 // release it, refcount drops to zero 58 p->release(); 59 60 fprintf( stdout, "after release\n" ); 61 } 62 63 64 int main( char * argv[] ) 65 { 66 simple_object_creation_and_destruction(); 67 return 0; 68 } 69