diff --git a/src/java/Makefile.in b/src/java/Makefile.in index 99245d7..f15ddbb 100644 --- a/src/java/Makefile.in +++ b/src/java/Makefile.in @@ -26,7 +26,7 @@ PACKAGE_NAME=@PACKAGE_NAME@ SOURCES=main.cc info.cc connect.cc getset.cc cursor.cc keyboard.cc actions.cc field.cc dialog.cc clipboard.cc -PLUGIN_SRC=plugin.cc +PLUGIN_SRC=plugin.cc startstop.cc #---[ Paths ]------------------------------------------------------------------ diff --git a/src/java/jni3270.cbp b/src/java/jni3270.cbp index 95b4312..3a660f9 100644 --- a/src/java/jni3270.cbp +++ b/src/java/jni3270.cbp @@ -61,6 +61,7 @@ + diff --git a/src/java/plugin.cc b/src/java/plugin.cc index c405c80..88a8b69 100644 --- a/src/java/plugin.cc +++ b/src/java/plugin.cc @@ -325,528 +325,10 @@ extern "C" { - static session * factory(const char *name) { + session * factory(const char *name) { debug("---> %s",__FUNCTION__); return new plugin(lib3270_get_default_session_handle()); } - static void trace_cleanup(GtkWidget *widget, GtkWidget **window) { - *window = NULL; - } - - static jint JNICALL jni_vfprintf(FILE *fp, const char *fmt, va_list args) { - - char * msg = NULL; - static GtkWidget * trace = NULL; - - if(vasprintf(&msg,fmt,args) < 1) { - lib3270_write_log(lib3270_get_default_session_handle(),"java","vasprintf() error on \"%s\"",fmt); - return 0; - } - - fprintf(fp,"%s",msg); - lib3270_write_log(lib3270_get_default_session_handle(),"java","%s",msg); - - if(!trace) { - // Cria janela de trace. - trace = pw3270_trace_new(); - g_signal_connect(G_OBJECT(trace), "destroy",G_CALLBACK(trace_cleanup), &trace); - - pw3270_trace_set_destroy_on_close(trace,TRUE); - - // gtk_window_set_transient_for(GTK_WINDOW(trace),GTK_WINDOW(gtk_widget_get_toplevel(widget))); - gtk_window_set_destroy_with_parent(GTK_WINDOW(trace),TRUE); - - gtk_window_set_default_size(GTK_WINDOW(trace),590,430); - gtk_widget_show_all(trace); - - pw3270_trace_printf(trace,"%s",msg); - - free(msg); - } - - return 0; - } - -} - -#ifdef _WIN32 - /* - * Dynamically load jvm to avoid naming and path problems - * - */ - static void load_jvm(GtkWidget *widget, HMODULE &hModule) { - - // Dynamically load jvm library to avoid naming and path problems. - HMODULE kernel; - HANDLE WINAPI (*AddDllDirectory)(PCWSTR NewDirectory); - BOOL WINAPI (*RemoveDllDirectory)(HANDLE Cookie); - - struct _dlldir { - const gchar * env; - const gchar * path; - HANDLE cookie; - } dlldir[] = { - { "JRE_HOME", "bin\\client", 0 }, - { "JDK_HOME", "jre\\bin\\client", 0 } - }; - - kernel = LoadLibrary("kernel32.dll"); - - debug("---[ %s ]---------------------------------------------------",__FUNCTION__); - - AddDllDirectory = (HANDLE WINAPI (*)(PCWSTR)) GetProcAddress(kernel,"AddDllDirectory"); - if(AddDllDirectory) { - - // Acrescenta mais caminhos para achar a dll - for(size_t f = 0; f < G_N_ELEMENTS(dlldir); f++) { - - const char *env = getenv(dlldir[f].env); - - debug("%s=\"%s\"",dlldir[f].env,env); - - if(env) { - - gchar *p = g_build_filename(env,dlldir[f].path,NULL); - - debug("Adicionando diretório \"%s\"",p); - - wchar_t *path = (wchar_t *) malloc(4096*sizeof(wchar_t)); - mbstowcs(path, p, 4095); - dlldir[f].cookie = AddDllDirectory(path); - free(path); - - g_free(p); - - } - } - - } -#ifdef DEBUG - else { - debug("Can't get %s: %s","AddDllDirectory",session::win32_strerror(GetLastError()).c_str()) - } -#endif // DEBUG - - hModule = LoadLibrary("jvm.dll"); - - debug("hModule=%08lx",(long) hModule); - - if(!hModule) { - - DWORD err = GetLastError(); - - debug("%s",session::win32_strerror(err).c_str()); - - GtkWidget *dialog = gtk_message_dialog_new( GTK_WINDOW(gtk_widget_get_toplevel(widget)), - GTK_DIALOG_DESTROY_WITH_PARENT, - GTK_MESSAGE_ERROR, - GTK_BUTTONS_CANCEL, - "%s", _( "Can't load java virtual machine" ) ); - - gtk_window_set_title(GTK_WINDOW(dialog),_( "JVM error" )); - gtk_message_dialog_format_secondary_text(GTK_MESSAGE_DIALOG(dialog),"%s", session::win32_strerror(err).c_str()); - - gtk_dialog_run(GTK_DIALOG (dialog)); - gtk_widget_destroy(dialog); - - } - - // Libera caminhos extras. - RemoveDllDirectory = (BOOL WINAPI (*)(HANDLE)) GetProcAddress(kernel,"RemoveDllDirectory"); - if(RemoveDllDirectory) { - - for(size_t f = 0; f < G_N_ELEMENTS(dlldir); f++) { - - if(dlldir[f].cookie) { - - RemoveDllDirectory(dlldir[f].cookie); - - } - } - - } -#ifdef DEBUG - else { - debug("Can't get %s: %s","RemoveDllDirectory",session::win32_strerror(GetLastError()).c_str()) - } -#endif // DEBUG - - FreeLibrary(kernel); - - } - - -#endif // _WIN32 - - - LIB3270_EXPORT int pw3270_plugin_start(GtkWidget *window) - { - trace("JAVA: %s",__FUNCTION__); -#if GTK_CHECK_VERSION(2,32,0) - g_mutex_init(&mutex); -#endif // GTK_CHECK_VERSION - set_java_session_factory(factory); - return 0; - } - - LIB3270_EXPORT int pw3270_plugin_stop(GtkWidget *window) - { -#if GTK_CHECK_VERSION(2,32,0) - g_mutex_clear(&mutex); -#endif // GTK_CHECK_VERSION - trace("JAVA: %s",__FUNCTION__); - return 0; - } - -extern "C" -{ - - void call_java_program(GtkAction *action, GtkWidget *widget, const gchar *filename) - { - -#if GTK_CHECK_VERSION(2,32,0) - if(!g_mutex_trylock(&mutex)) { -#else - if(!g_static_mutex_trylock(&mutex)) { -#endif // GTK_CHECK_VERSION - - GtkWidget *dialog = gtk_message_dialog_new( GTK_WINDOW(gtk_widget_get_toplevel(widget)), - GTK_DIALOG_DESTROY_WITH_PARENT, - GTK_MESSAGE_ERROR, - GTK_BUTTONS_CANCEL, - _( "Can't start %s program" ), "java" ); - - gtk_window_set_title(GTK_WINDOW(dialog),_( "JVM busy" )); - gtk_message_dialog_format_secondary_text(GTK_MESSAGE_DIALOG(dialog),_( "%s interpreter is busy" ), "java"); - - gtk_dialog_run(GTK_DIALOG (dialog)); - gtk_widget_destroy(dialog); - - return; - } - - v3270_set_script(widget,'J',TRUE); - -#ifdef _WIN32 - - HMODULE hJVM = 0; - - load_jvm(widget,hJVM); - - debug("hJVM=%p",hJVM); - - if(!hJVM) { - v3270_set_script(widget,'J',FALSE); - -#if GTK_CHECK_VERSION(2,32,0) - g_mutex_unlock(&mutex); -#else - g_static_mutex_unlock(&mutex); -#endif // GTK_CHECK_VERSION - - return; - - } - -#endif // _WIN32 - - debug("%s",__FUNCTION__); - - // Start JNI - JavaVMInitArgs vm_args; - JavaVMOption options[5]; - - JavaVM * jvm = NULL; - JNIEnv * env = NULL; - jint rc = 0; - - memset(&vm_args,0,sizeof(vm_args)); - memset(options,0,sizeof(options)); - - vm_args.version = JNI_VERSION_1_4; - vm_args.nOptions = 0; - vm_args.options = options; - vm_args.ignoreUnrecognized = JNI_FALSE; - - options[vm_args.nOptions].optionString = g_strdup("vfprintf"); - options[vm_args.nOptions].extraInfo = (void *) jni_vfprintf; - vm_args.nOptions++; - -//#ifdef DEBUG -// options[vm_args.nOptions++].optionString = g_strdup("-verbose"); -//#endif - - gchar * dirname = g_path_get_dirname(filename); - - debug("Dirname=%s",dirname); - -#if defined( WIN32 ) - - gchar * exports = NULL; - char buffer[1024]; - gchar * myDir; - - if(GetModuleFileName(NULL,buffer,sizeof(buffer)) < sizeof(buffer)) { - - gchar * ptr = strrchr(buffer,G_DIR_SEPARATOR); - if(ptr) { - *ptr = 0; - myDir = g_strdup(buffer); - } else { - myDir = g_strdup("."); - } - - - } else { - - myDir = g_strdup("."); - - } - - debug("myDir=%s",myDir); - - exports = g_build_filename(myDir,"jvm-exports",NULL); - g_mkdir_with_parents(exports,0777); - - lib3270_trace_event(v3270_get_session(widget),"java.class.path=%s;%s",dirname,exports); - lib3270_trace_event(v3270_get_session(widget),"java.library.path=%s",myDir); - - options[vm_args.nOptions++].optionString = g_strdup_printf("-Djava.library.path=%s",myDir); - options[vm_args.nOptions++].optionString = g_strdup_printf("-Djava.class.path=%s;%s",dirname,exports); - - g_free(myDir); - g_free(exports); - - // Windows, first find the method, then call it. - jint JNICALL (*CreateJavaVM)(JavaVM **, void **, void *) = (jint JNICALL (*)(JavaVM **, void **, void *)) GetProcAddress(hJVM,"JNI_CreateJavaVM"); - - if(!CreateJavaVM) { - rc = ENOENT; - } else { - debug("Calling %s","CreateJavaVM"); - rc = CreateJavaVM(&jvm,(void **)&env,&vm_args); - debug("%s exits with rc=%d","CreateJavaVM",rc); - } - -#else - -#if defined(DEBUG) - options[vm_args.nOptions++].optionString = g_strdup_printf("-Djava.library.path=%s:.bin/Debug:.bin/Debug/lib",JNIDIR); - options[vm_args.nOptions++].optionString = g_strdup_printf("-Djava.class.path=%s:%s:./src/java/.bin/java",JARDIR,dirname); -#else - options[vm_args.nOptions++].optionString = g_strdup_printf("-Djava.library.path=%s",JNIDIR); - options[vm_args.nOptions++].optionString = g_strdup_printf("-Djava.class.path=%s:%s",JARDIR,dirname); -#endif // JNIDIR - - // Linux, just create JVM - rc = JNI_CreateJavaVM(&jvm,(void **)&env,&vm_args); - -#endif // _WIn32 - - debug("JNI_CreateJavaVM exits with rc=%d",rc); - - g_free(dirname); - - - // Release options - for(int f=0;fFindClass(classname); - - if(cls == 0) { - - GtkWidget *dialog = gtk_message_dialog_new( GTK_WINDOW(gtk_widget_get_toplevel(widget)), - GTK_DIALOG_DESTROY_WITH_PARENT, - GTK_MESSAGE_ERROR, - GTK_BUTTONS_CANCEL, - _( "Can't find class %s" ), classname ); - - gtk_window_set_title(GTK_WINDOW(dialog), _( "Java error" )); - if(gtk_dialog_run(GTK_DIALOG (dialog)) == GTK_RESPONSE_CANCEL) - gtk_main_quit(); - gtk_widget_destroy(dialog); - - } else { - - jmethodID mid = env->GetStaticMethodID(cls, "main", "([Ljava/lang/String;)V"); - - if(mid == 0) { - - GtkWidget *dialog = gtk_message_dialog_new( GTK_WINDOW(gtk_widget_get_toplevel(widget)), - GTK_DIALOG_DESTROY_WITH_PARENT, - GTK_MESSAGE_ERROR, - GTK_BUTTONS_OK_CANCEL, - _( "Can't find class \"%s\"" ), classname ); - - gtk_window_set_title(GTK_WINDOW(dialog), _( "Java error" )); - - if(gtk_dialog_run(GTK_DIALOG (dialog)) == GTK_RESPONSE_CANCEL) - gtk_main_quit(); - gtk_widget_destroy(dialog); - - } else { - - jobjectArray args = env->NewObjectArray(0, env->FindClass("java/lang/String"), env->NewStringUTF("")); - - try { - - debug("%s: Calling CallStaticVoidMethod()",__FUNCTION__); - env->CallStaticVoidMethod(cls, mid, args); - debug("%s: CallStaticVoidMethod() has returned",__FUNCTION__); - - jthrowable exc = env->ExceptionOccurred(); - env->ExceptionClear(); - - if (exc) { - jclass throwable_class = env->FindClass("java/lang/Throwable"); - - jmethodID jni_getMessage = env->GetMethodID(throwable_class,"getMessage","()Ljava/lang/String;"); - jstring j_msg = (jstring) env->CallObjectMethod(exc,jni_getMessage); - - GtkWidget *dialog = gtk_message_dialog_new( GTK_WINDOW(gtk_widget_get_toplevel(widget)), - GTK_DIALOG_DESTROY_WITH_PARENT, - GTK_MESSAGE_ERROR, - GTK_BUTTONS_OK_CANCEL, - _( "Java application \"%s\" has failed." ), classname ); - - gtk_window_set_title(GTK_WINDOW(dialog), _( "Java failure" )); - - if(!env->IsSameObject(j_msg,NULL)) { - - const char * msg = env->GetStringUTFChars(j_msg, 0); - - debug("jni_getMessage = %s",msg); - gtk_message_dialog_format_secondary_text(GTK_MESSAGE_DIALOG(dialog),"%s",msg); - - env->ReleaseStringUTFChars( j_msg, msg); - } - - if(gtk_dialog_run(GTK_DIALOG (dialog)) == GTK_RESPONSE_CANCEL) - gtk_main_quit(); - gtk_widget_destroy(dialog); - - - } - - } catch(std::exception &e) { - - debug("Java error: %s",e.what()); - trace("%s",e.what()); - } - - - } - - } - - g_free(classname); - - jvm->DestroyJavaVM(); - } - -#ifdef _WIN32 - if(hJVM) - FreeLibrary(hJVM); -#endif // _WIN32 - - // And release - v3270_set_script(widget,'J',FALSE); - -#if GTK_CHECK_VERSION(2,32,0) - g_mutex_unlock(&mutex); -#else - g_static_mutex_unlock(&mutex); -#endif // GTK_CHECK_VERSION - - - } - - LIB3270_EXPORT void pw3270_action_java_activated(GtkAction *action, GtkWidget *widget) - { - gchar *filename = (gchar *) g_object_get_data(G_OBJECT(action),"src"); - - lib3270_trace_event(v3270_get_session(widget),"Action %s activated on widget %p",gtk_action_get_name(action),widget); - -#if GTK_CHECK_VERSION(3,10,0) - g_simple_action_set_enabled(G_SIMPLE_ACTION(action),FALSE); -#else - gtk_action_set_sensitive(action,FALSE); -#endif // GTK(3,10) - - if(filename) - { - // Has filename, call it directly - call_java_program(action,widget,filename); - } - else - { - // No filename, ask user - static const struct _list - { - const gchar *name; - const gchar *pattern; - } list[] = - { - { N_( "Java class file" ), "*.class" } - }; - - GtkFileFilter * filter[G_N_ELEMENTS(list)+1]; - unsigned int f; - - memset(filter,0,sizeof(filter)); - - for(f=0;f + * + * Este programa é software livre. Você pode redistribuí-lo e/ou modificá-lo sob + * os termos da GPL v.2 - Licença Pública Geral GNU, conforme publicado pela + * Free Software Foundation. + * + * Este programa é distribuído na expectativa de ser útil, mas SEM QUALQUER + * GARANTIA; sem mesmo a garantia implícita de COMERCIALIZAÇÃO ou de ADEQUAÇÃO + * A QUALQUER PROPÓSITO EM PARTICULAR. Consulte a Licença Pública Geral GNU para + * obter mais detalhes. + * + * Você deve ter recebido uma cópia da Licença Pública Geral GNU junto com este + * programa; se não, escreva para a Free Software Foundation, Inc., 59 Temple + * Place, Suite 330, Boston, MA, 02111-1307, USA + * + * Este programa está nomeado como startstop.cc e possui - linhas de código. + * + * Contatos: + * + * perry.werneck@gmail.com (Alexandre Perry de Souza Werneck) + * erico.mendonca@gmail.com (Erico Mascarenhas Mendonça) + * + */ + +#if defined WIN32 + + // http://msdn.microsoft.com/en-us/library/windows/desktop/ms684179(v=vs.85).aspx + #ifndef LOAD_LIBRARY_SEARCH_DEFAULT_DIRS + #define LOAD_LIBRARY_SEARCH_DEFAULT_DIRS 0x00001000 + #endif // LOAD_LIBRARY_SEARCH_DEFAULT_DIRS + + #ifndef LOAD_LIBRARY_SEARCH_DLL_LOAD_DIR + #define LOAD_LIBRARY_SEARCH_DLL_LOAD_DIR 0x00000100 + #endif // LOAD_LIBRARY_SEARCH_DLL_LOAD_DIR + + #include + +#else + + #include + +#endif + + #include "private.h" + + #include + #include + #include + #include + + #include + #include + #include + #include + #include + #include + #include + #include + #include + +/*--[ Globals ]--------------------------------------------------------------------------------------*/ + +#if GTK_CHECK_VERSION(2,32,0) + static GMutex mutex; + + #define trylock() g_mutex_trylock(&mutex) + #define lock() g_mutex_lock(&mutex) + #define unlock() g_mutex_unlock(&mutex) + +#else + static GStaticMutex mutex = G_STATIC_MUTEX_INIT; + + #define trylock() g_static_mutex_trylock(&mutex) + #define lock() g_static_mutex_lock(&mutex) + #define unlock() g_static_mutex_unlock(&mutex) + +#endif // GTK_CHECK_VERSION + +/*---[ Implement ]----------------------------------------------------------------------------------*/ + +extern "C" { + + static void trace_cleanup(GtkWidget *widget, GtkWidget **window) { + *window = NULL; + } + + static jint JNICALL jni_vfprintf(FILE *fp, const char *fmt, va_list args) { + + char * msg = NULL; + static GtkWidget * trace = NULL; + + if(vasprintf(&msg,fmt,args) < 1) { + lib3270_write_log(lib3270_get_default_session_handle(),"java","vasprintf() error on \"%s\"",fmt); + return 0; + } + + fprintf(fp,"%s",msg); + lib3270_write_log(lib3270_get_default_session_handle(),"java","%s",msg); + + if(!trace) { + // Cria janela de trace. + trace = pw3270_trace_new(); + g_signal_connect(G_OBJECT(trace), "destroy",G_CALLBACK(trace_cleanup), &trace); + + pw3270_trace_set_destroy_on_close(trace,TRUE); + + // gtk_window_set_transient_for(GTK_WINDOW(trace),GTK_WINDOW(gtk_widget_get_toplevel(widget))); + gtk_window_set_destroy_with_parent(GTK_WINDOW(trace),TRUE); + + gtk_window_set_default_size(GTK_WINDOW(trace),590,430); + gtk_widget_show_all(trace); + + pw3270_trace_printf(trace,"%s",msg); + + free(msg); + } + + return 0; + } + +} + +#ifdef _WIN32 + /* + * Dynamically load jvm to avoid naming and path problems + * + */ + static void load_jvm(GtkWidget *widget, HMODULE &hModule) { + + // Dynamically load jvm library to avoid naming and path problems. + HMODULE kernel; + HANDLE WINAPI (*AddDllDirectory)(PCWSTR NewDirectory); + BOOL WINAPI (*RemoveDllDirectory)(HANDLE Cookie); + + struct _dlldir { + const gchar * env; + const gchar * path; + HANDLE cookie; + } dlldir[] = { + { "JRE_HOME", "bin\\client", 0 }, + { "JDK_HOME", "jre\\bin\\client", 0 } + }; + + kernel = LoadLibrary("kernel32.dll"); + + debug("---[ %s ]---------------------------------------------------",__FUNCTION__); + + AddDllDirectory = (HANDLE WINAPI (*)(PCWSTR)) GetProcAddress(kernel,"AddDllDirectory"); + if(AddDllDirectory) { + + // Acrescenta mais caminhos para achar a dll + for(size_t f = 0; f < G_N_ELEMENTS(dlldir); f++) { + + const char *env = getenv(dlldir[f].env); + + debug("%s=\"%s\"",dlldir[f].env,env); + + if(env) { + + gchar *p = g_build_filename(env,dlldir[f].path,NULL); + + debug("Adicionando diretório \"%s\"",p); + + wchar_t *path = (wchar_t *) malloc(4096*sizeof(wchar_t)); + mbstowcs(path, p, 4095); + dlldir[f].cookie = AddDllDirectory(path); + free(path); + + g_free(p); + + } + } + + } +#ifdef DEBUG + else { + debug("Can't get %s: %s","AddDllDirectory",session::win32_strerror(GetLastError()).c_str()) + } +#endif // DEBUG + + hModule = LoadLibrary("jvm.dll"); + + debug("hModule=%08lx",(long) hModule); + + if(!hModule) { + + DWORD err = GetLastError(); + + debug("%s",session::win32_strerror(err).c_str()); + + GtkWidget *dialog = gtk_message_dialog_new( GTK_WINDOW(gtk_widget_get_toplevel(widget)), + GTK_DIALOG_DESTROY_WITH_PARENT, + GTK_MESSAGE_ERROR, + GTK_BUTTONS_CANCEL, + "%s", _( "Can't load java virtual machine" ) ); + + gtk_window_set_title(GTK_WINDOW(dialog),_( "JVM error" )); + gtk_message_dialog_format_secondary_text(GTK_MESSAGE_DIALOG(dialog),"%s", session::win32_strerror(err).c_str()); + + gtk_dialog_run(GTK_DIALOG (dialog)); + gtk_widget_destroy(dialog); + + } + + // Libera caminhos extras. + RemoveDllDirectory = (BOOL WINAPI (*)(HANDLE)) GetProcAddress(kernel,"RemoveDllDirectory"); + if(RemoveDllDirectory) { + + for(size_t f = 0; f < G_N_ELEMENTS(dlldir); f++) { + + if(dlldir[f].cookie) { + + RemoveDllDirectory(dlldir[f].cookie); + + } + } + + } +#ifdef DEBUG + else { + debug("Can't get %s: %s","RemoveDllDirectory",session::win32_strerror(GetLastError()).c_str()) + } +#endif // DEBUG + + FreeLibrary(kernel); + + } + + +#endif // _WIN32 + + + LIB3270_EXPORT int pw3270_plugin_start(GtkWidget *window) + { + trace("JAVA: %s",__FUNCTION__); +#if GTK_CHECK_VERSION(2,32,0) + g_mutex_init(&mutex); +#endif // GTK_CHECK_VERSION + set_java_session_factory(factory); + return 0; + } + + LIB3270_EXPORT int pw3270_plugin_stop(GtkWidget *window) + { +#if GTK_CHECK_VERSION(2,32,0) + g_mutex_clear(&mutex); +#endif // GTK_CHECK_VERSION + trace("JAVA: %s",__FUNCTION__); + return 0; + } + +extern "C" +{ + + void call_java_program(GtkAction *action, GtkWidget *widget, const gchar *filename) + { + + if(!trylock()) { + + GtkWidget *dialog = gtk_message_dialog_new( GTK_WINDOW(gtk_widget_get_toplevel(widget)), + GTK_DIALOG_DESTROY_WITH_PARENT, + GTK_MESSAGE_ERROR, + GTK_BUTTONS_CANCEL, + _( "Can't start %s program" ), "java" ); + + gtk_window_set_title(GTK_WINDOW(dialog),_( "JVM busy" )); + gtk_message_dialog_format_secondary_text(GTK_MESSAGE_DIALOG(dialog),_( "%s interpreter is busy" ), "java"); + + gtk_dialog_run(GTK_DIALOG (dialog)); + gtk_widget_destroy(dialog); + + return; + } + + v3270_set_script(widget,'J',TRUE); + +#ifdef _WIN32 + + HMODULE hJVM = 0; + + load_jvm(widget,hJVM); + + debug("hJVM=%p",hJVM); + + if(!hJVM) { + v3270_set_script(widget,'J',FALSE); + +#if GTK_CHECK_VERSION(2,32,0) + g_mutex_unlock(&mutex); +#else + g_static_mutex_unlock(&mutex); +#endif // GTK_CHECK_VERSION + + return; + + } + +#endif // _WIN32 + + debug("%s",__FUNCTION__); + + // Start JNI + JavaVMInitArgs vm_args; + JavaVMOption options[5]; + + JavaVM * jvm = NULL; + JNIEnv * env = NULL; + jint rc = 0; + + memset(&vm_args,0,sizeof(vm_args)); + memset(options,0,sizeof(options)); + + vm_args.version = JNI_VERSION_1_4; + vm_args.nOptions = 0; + vm_args.options = options; + vm_args.ignoreUnrecognized = JNI_FALSE; + + options[vm_args.nOptions].optionString = g_strdup("vfprintf"); + options[vm_args.nOptions].extraInfo = (void *) jni_vfprintf; + vm_args.nOptions++; + +//#ifdef DEBUG +// options[vm_args.nOptions++].optionString = g_strdup("-verbose"); +//#endif + + gchar * dirname = g_path_get_dirname(filename); + + debug("Dirname=%s",dirname); + +#if defined( WIN32 ) + + gchar * exports = NULL; + char buffer[1024]; + gchar * myDir; + + if(GetModuleFileName(NULL,buffer,sizeof(buffer)) < sizeof(buffer)) { + + gchar * ptr = strrchr(buffer,G_DIR_SEPARATOR); + if(ptr) { + *ptr = 0; + myDir = g_strdup(buffer); + } else { + myDir = g_strdup("."); + } + + + } else { + + myDir = g_strdup("."); + + } + + debug("myDir=%s",myDir); + + exports = g_build_filename(myDir,"jvm-exports",NULL); + g_mkdir_with_parents(exports,0777); + + lib3270_trace_event(v3270_get_session(widget),"java.class.path=%s;%s",dirname,exports); + lib3270_trace_event(v3270_get_session(widget),"java.library.path=%s",myDir); + + options[vm_args.nOptions++].optionString = g_strdup_printf("-Djava.library.path=%s",myDir); + options[vm_args.nOptions++].optionString = g_strdup_printf("-Djava.class.path=%s;%s",dirname,exports); + + g_free(myDir); + g_free(exports); + + // Windows, first find the method, then call it. + jint JNICALL (*CreateJavaVM)(JavaVM **, void **, void *) = (jint JNICALL (*)(JavaVM **, void **, void *)) GetProcAddress(hJVM,"JNI_CreateJavaVM"); + + if(!CreateJavaVM) { + rc = ENOENT; + } else { + debug("Calling %s","CreateJavaVM"); + rc = CreateJavaVM(&jvm,(void **)&env,&vm_args); + debug("%s exits with rc=%d","CreateJavaVM",rc); + } + +#else + +#if defined(DEBUG) + options[vm_args.nOptions++].optionString = g_strdup_printf("-Djava.library.path=%s:.bin/Debug:.bin/Debug/lib",JNIDIR); + options[vm_args.nOptions++].optionString = g_strdup_printf("-Djava.class.path=%s:%s:./src/java/.bin/java",JARDIR,dirname); +#else + options[vm_args.nOptions++].optionString = g_strdup_printf("-Djava.library.path=%s",JNIDIR); + options[vm_args.nOptions++].optionString = g_strdup_printf("-Djava.class.path=%s:%s",JARDIR,dirname); +#endif // JNIDIR + + // Linux, just create JVM + rc = JNI_CreateJavaVM(&jvm,(void **)&env,&vm_args); + +#endif // _WIn32 + + debug("JNI_CreateJavaVM exits with rc=%d",rc); + + g_free(dirname); + + + // Release options + for(int f=0;fFindClass(classname); + + if(cls == 0) { + + GtkWidget *dialog = gtk_message_dialog_new( GTK_WINDOW(gtk_widget_get_toplevel(widget)), + GTK_DIALOG_DESTROY_WITH_PARENT, + GTK_MESSAGE_ERROR, + GTK_BUTTONS_CANCEL, + _( "Can't find class %s" ), classname ); + + gtk_window_set_title(GTK_WINDOW(dialog), _( "Java error" )); + if(gtk_dialog_run(GTK_DIALOG (dialog)) == GTK_RESPONSE_CANCEL) + gtk_main_quit(); + gtk_widget_destroy(dialog); + + } else { + + jmethodID mid = env->GetStaticMethodID(cls, "main", "([Ljava/lang/String;)V"); + + if(mid == 0) { + + GtkWidget *dialog = gtk_message_dialog_new( GTK_WINDOW(gtk_widget_get_toplevel(widget)), + GTK_DIALOG_DESTROY_WITH_PARENT, + GTK_MESSAGE_ERROR, + GTK_BUTTONS_OK_CANCEL, + _( "Can't find class \"%s\"" ), classname ); + + gtk_window_set_title(GTK_WINDOW(dialog), _( "Java error" )); + + if(gtk_dialog_run(GTK_DIALOG (dialog)) == GTK_RESPONSE_CANCEL) + gtk_main_quit(); + gtk_widget_destroy(dialog); + + } else { + + jobjectArray args = env->NewObjectArray(0, env->FindClass("java/lang/String"), env->NewStringUTF("")); + + try { + + debug("%s: Calling CallStaticVoidMethod()",__FUNCTION__); + env->CallStaticVoidMethod(cls, mid, args); + debug("%s: CallStaticVoidMethod() has returned",__FUNCTION__); + + jthrowable exc = env->ExceptionOccurred(); + env->ExceptionClear(); + + if (exc) { + jclass throwable_class = env->FindClass("java/lang/Throwable"); + + jmethodID jni_getMessage = env->GetMethodID(throwable_class,"getMessage","()Ljava/lang/String;"); + jstring j_msg = (jstring) env->CallObjectMethod(exc,jni_getMessage); + + GtkWidget *dialog = gtk_message_dialog_new( GTK_WINDOW(gtk_widget_get_toplevel(widget)), + GTK_DIALOG_DESTROY_WITH_PARENT, + GTK_MESSAGE_ERROR, + GTK_BUTTONS_OK_CANCEL, + _( "Java application \"%s\" has failed." ), classname ); + + gtk_window_set_title(GTK_WINDOW(dialog), _( "Java failure" )); + + if(!env->IsSameObject(j_msg,NULL)) { + + const char * msg = env->GetStringUTFChars(j_msg, 0); + + debug("jni_getMessage = %s",msg); + gtk_message_dialog_format_secondary_text(GTK_MESSAGE_DIALOG(dialog),"%s",msg); + + env->ReleaseStringUTFChars( j_msg, msg); + } + + if(gtk_dialog_run(GTK_DIALOG (dialog)) == GTK_RESPONSE_CANCEL) + gtk_main_quit(); + gtk_widget_destroy(dialog); + + + } + + } catch(std::exception &e) { + + debug("Java error: %s",e.what()); + trace("%s",e.what()); + } + + + } + + } + + g_free(classname); + + rc = jvm->DestroyJavaVM(); + debug("DestroyJavaVM=%d",(int) rc); + } + +#ifdef _WIN32 + if(hJVM) + FreeLibrary(hJVM); +#endif // _WIN32 + + // And release + v3270_set_script(widget,'J',FALSE); + + unlock(); + + } + + LIB3270_EXPORT void pw3270_action_java_activated(GtkAction *action, GtkWidget *widget) + { + gchar *filename = (gchar *) g_object_get_data(G_OBJECT(action),"src"); + + lib3270_trace_event(v3270_get_session(widget),"Action %s activated on widget %p",gtk_action_get_name(action),widget); + + if(filename) + { + // Has filename, call it directly + call_java_program(action,widget,filename); + } + else + { + // No filename, ask user + static const struct _list + { + const gchar *name; + const gchar *pattern; + } list[] = + { + { N_( "Java class file" ), "*.class" } + }; + + GtkFileFilter * filter[G_N_ELEMENTS(list)+1]; + unsigned int f; + + memset(filter,0,sizeof(filter)); + + for(f=0;f