1 files changed, 71 insertions, 0 deletions
diff --git a/connectivity/com/sun/star/sdbcx/comp/hsqldb/NativeLibraries.java b/connectivity/com/sun/star/sdbcx/comp/hsqldb/NativeLibraries.java
new file mode 100644
index 000000000..e8ea8d44e
--- /dev/null
+++ b/connectivity/com/sun/star/sdbcx/comp/hsqldb/NativeLibraries.java
@@ -0,0 +1,71 @@
+/*
+ * 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.sdbcx.comp.hsqldb;
+
+import java.io.File;
+import java.net.URL;
+import java.net.URLClassLoader;
+
+final class NativeLibraries {
+    public static void load() {
+        if (System.getProperty( "os.name" ).startsWith("Windows")) {
+            loadLibrary("msvcr71");
+            loadLibrary("sal3");
+            loadLibrary("dbtoolsmi");
+        }
+        loadLibrary("hsqldb");
+    }
+
+    private static void loadLibrary(String libname) {
+        // At least on macOS Tiger, System.loadLibrary("hsqldb2") does not
+        // find the hsqldb2 library one directory above sdbc_hsqldb.jar, even
+        // though ".." is on the jar's Class-Path; however, the alternative
+        // code (needing Java 1.5, which is given for macOS Tiger) works
+        // there:
+        try {
+            System.loadLibrary(libname);
+        } catch (UnsatisfiedLinkError e) {
+            ClassLoader cl = NativeLibraries.class.getClassLoader();
+            if (cl instanceof URLClassLoader) {
+                String sysname = System.mapLibraryName(libname);
+                // At least Oracle's 1.7.0_51 now maps to .dylib rather than
+                // .jnilib:
+                if (System.getProperty("os.name").startsWith("Mac")
+                    && sysname.endsWith(".dylib"))
+                {
+                    sysname
+                        = sysname.substring(
+                            0, sysname.length() - "dylib".length())
+                        + "jnilib";
+                }
+                URL url = ((URLClassLoader) cl).findResource(sysname);
+                if (url != null) {
+                    try {
+                        System.load(new File(url.toURI()).getAbsolutePath());
+                    } catch (Throwable t) {
+                        throw new UnsatisfiedLinkError(
+                            e.toString()+ " - " + t.toString());
+                    }
+                }
+            }
+        }
+    }
+
+    private NativeLibraries() {}
+}