c/jacob/util.cpp

@@ -0,0 +1,75 @@
+/*
+ * Copyright (c) 1999-2004 Sourceforge JACOB Project.
+ * All rights reserved. Originator: Dan Adler (http://danadler.com).
+ * Get more information about JACOB at http://sourceforge.net/projects/jacob-project
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+#include "Dispatch.h"
+// Win32 support for Ole Automation
+#include <wchar.h>
+#include <string.h>
+#include <atlbase.h>
+#include <objbase.h>
+#include <oleauto.h>
+#include <olectl.h>
+#include "util.h"
+
+extern "C" 
+{
+
+void ThrowComFail(JNIEnv *env, const char* desc, jint hr)
+{
+  jclass failClass = env->FindClass("com/jacob/com/ComFailException");
+  // call the constructor that takes hr and message
+  jmethodID failCons = 
+     env->GetMethodID(failClass, "<init>", "(ILjava/lang/String;)V");
+  if (!desc) {
+	  desc = "Java/COM Error";
+  }
+  jstring js = env->NewStringUTF(desc);
+  jthrowable fail = (jthrowable)env->NewObject(failClass, failCons, hr, js);
+  env->Throw(fail);
+}
+
+void ThrowComFailUnicode(JNIEnv *env, const wchar_t* desc, jint hr)
+{
+  if (!desc) {
+	  ThrowComFail(env, "Java/COM Error", hr);
+  }
+  jclass failClass = env->FindClass("com/jacob/com/ComFailException");
+  // call the constructor that takes hr and message
+  jmethodID failCons = 
+     env->GetMethodID(failClass, "<init>", "(ILjava/lang/String;)V");
+  jstring js = env->NewString((const jchar *) desc, wcslen(desc));
+  jthrowable fail = (jthrowable)env->NewObject(failClass, failCons, hr, js);
+  env->Throw(fail);
+}
+
+// if env's are different throw on the 1st env
+int CheckEnv(JNIEnv *env1, JNIEnv *env2)
+{
+  if (env1 != env2) {
+    jclass failClass = env1->FindClass("com/jacob/com/WrongThreadException");
+    // call the constructor that takes hr and message
+    jmethodID failCons = 
+       env1->GetMethodID(failClass, "<init>", "()V");
+    env1->ThrowNew(failClass, "Wrong Thread");
+		return 0;
+  }
+	return 1;
+}
+
+}