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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*************************************************************************
+ *
+ * The Contents of this file are made available subject to the terms of
+ * the BSD license.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of Sun Microsystems, Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
+ * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
+ * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *************************************************************************/
+
+#include <stdio.h>
+#include <cmath>
+#include <sal/main.h>
+
+#include <rtl/ustrbuf.hxx>
+#include <rtl/string.hxx>
+
+using rtl::OUString;
+using rtl::OUStringBuffer;
+using rtl::OString;
+
+SAL_IMPLEMENT_MAIN()
+{
+ // string concatenation
+
+ sal_Int32 n = 42;
+
+ // give it an initial size, should be a good guess.
+ // stringbuffer extends if necessary
+ OUStringBuffer buf(128);
+
+ // append an ascii string
+ buf.append("pi ( here ");
+
+ // numbers can be simply appended
+ buf.append(M_PI);
+
+ // lets the compiler count the stringlength, so this is more efficient than
+ // the above appendAscii call, where length of the string must be calculated at
+ // runtime
+ buf.append(" ) multiplied with ");
+ buf.append(n);
+ buf.append(" gives ");
+ buf.append((double)(n * M_PI));
+ buf.append(".");
+
+ // now transfer the buffer into the string.
+ // afterwards buffer is empty and may be reused again !
+ OUString string = buf.makeStringAndClear();
+
+ // I could of course also used the OStringBuffer directly
+ OString oString = rtl::OUStringToOString(string, RTL_TEXTENCODING_ASCII_US);
+
+ // just to print something
+ printf("%s\n", oString.getStr());
+
+ return 0;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */