--- /dev/null
+# This file is part of NIT (http://www.nitlanguage.org).
+#
+# Copyright 2012-2014 Alexis Laferrière <alexis.laf@xymus.net>
+#
+# Licensed 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
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# Java related services specific to Android and its Dalvik VM
+module dalvik
+
+import native_app_glue
+
+extern class JavaClassLoader in "Java" `{java.lang.ClassLoader`}
+ super JavaObject
+end
+
+redef class Sys
+ # Get the running JVM
+ redef fun create_default_jvm
+ do
+ var jvm = app.native_app_glue.ndk_native_activity.vm
+ var jni_env = jvm.attach_current_thread
+ if jni_env.address_is_null then jni_env = jvm.env
+
+ self.jvm = jvm
+ self.jni_env = jni_env
+ end
+
+ private var class_loader: nullable JavaObject = null
+ private var class_loader_method: nullable JMethodID = null
+ redef fun load_jclass(name)
+ do
+ var class_loader = self.class_loader
+ if class_loader == null then
+ find_class_loader(app.native_app_glue.ndk_native_activity.java_native_activity)
+ class_loader = self.class_loader
+ assert class_loader != null
+ end
+
+ var class_loader_method = self.class_loader_method
+ assert class_loader_method != null
+
+ return load_jclass_intern(class_loader, class_loader_method, name)
+ end
+
+ private fun find_class_loader(native_activity: NativeActivity) import jni_env, class_loader=, JavaObject.as nullable, class_loader_method=, JMethodID.as nullable `{
+ JNIEnv *env = Sys_jni_env(recv);
+
+ // Retrieve main activity
+ jclass class_activity = (*env)->GetObjectClass(env, native_activity);
+ if (class_activity == NULL) {
+ __android_log_print(ANDROID_LOG_ERROR, "Nit", "retreiving activity class");
+ (*env)->ExceptionDescribe(env);
+ exit(1);
+ }
+
+ jmethodID class_activity_getClassLoader = (*env)->GetMethodID(env, class_activity, "getClassLoader", "()Ljava/lang/ClassLoader;");
+ if (class_activity_getClassLoader == NULL) {
+ __android_log_print(ANDROID_LOG_ERROR, "Nit", "retreiving 'getClassLoader' method");
+ (*env)->ExceptionDescribe(env);
+ exit(1);
+ }
+
+ // Call activity.getClassLoader
+ jobject instance_class_loader = (*env)->CallObjectMethod(env, native_activity, class_activity_getClassLoader);
+ if (instance_class_loader == NULL) {
+ __android_log_print(ANDROID_LOG_ERROR, "Nit", "retreiving class loader instance");
+ (*env)->ExceptionDescribe(env);
+ exit(1);
+ }
+
+ jclass class_class_loader = (*env)->GetObjectClass(env, instance_class_loader);
+ if (class_class_loader == NULL) {
+ __android_log_print(ANDROID_LOG_ERROR, "Nit", "retreiving class of class loader");
+ (*env)->ExceptionDescribe(env);
+ exit(1);
+ }
+
+ // Get the method ClassLoader.findClass
+ jmethodID class_class_loader_findClass = (*env)->GetMethodID(env, class_class_loader, "findClass", "(Ljava/lang/String;)Ljava/lang/Class;");
+ if (class_class_loader_findClass == NULL) {
+ __android_log_print(ANDROID_LOG_ERROR, "Nit", "retreiving 'findClass' method");
+ (*env)->ExceptionDescribe(env);
+ exit(1);
+ }
+
+ // Return the values to Nit
+ Sys_class_loader__assign(recv, JavaObject_as_nullable((*env)->NewGlobalRef(env, instance_class_loader)));
+ Sys_class_loader_method__assign(recv, JMethodID_as_nullable(class_class_loader_findClass));
+
+ // Clean up
+ (*env)->DeleteLocalRef(env, class_activity);
+ (*env)->DeleteLocalRef(env, instance_class_loader);
+ (*env)->DeleteLocalRef(env, class_class_loader);
+ `}
+
+ private fun load_jclass_intern(instance_class_loader: JavaObject, class_loader_findClass: JMethodID, name: NativeString): JClass import jni_env `{
+ JNIEnv *env = Sys_jni_env(recv);
+ jobject class_name = (*env)->NewStringUTF(env, name);
+
+ jclass java_class = (*env)->CallObjectMethod(env, instance_class_loader, class_loader_findClass, class_name);
+ if (java_class == NULL) {
+ __android_log_print(ANDROID_LOG_ERROR, "Nit", "loading targetted class");
+ (*env)->ExceptionDescribe(env);
+ exit(1);
+ }
+
+ (*env)->DeleteLocalRef(env, class_name);
+
+ return java_class;
+ `}
+end
redef fun generate_input do poll_looper 0
end
-
-extern class JavaClassLoader in "Java" `{java.lang.ClassLoader`}
- super JavaObject
-end
-
-redef class Sys
- # Get the running JVM
- redef fun create_default_jvm
- do
- var jvm = app.native_app_glue.ndk_native_activity.vm
- var jni_env = jvm.attach_current_thread
- if jni_env.address_is_null then jni_env = jvm.env
-
- self.jvm = jvm
- self.jni_env = jni_env
- end
-
- #protected fun ndk_jvm: JavaVM do`{ return mnit_java_app->activity->vm; `}
-
- private var class_loader: nullable JavaObject = null
- private var class_loader_method: nullable JMethodID = null
- redef fun load_jclass(name)
- do
- var class_loader = self.class_loader
- if class_loader == null then
- find_class_loader(app.native_app_glue.ndk_native_activity.java_native_activity)
- class_loader = self.class_loader
- assert class_loader != null
- end
-
- var class_loader_method = self.class_loader_method
- assert class_loader_method != null
-
- return load_jclass_intern(class_loader, class_loader_method, name)
- end
-
- private fun find_class_loader(native_activity: NativeActivity) import jni_env, class_loader=, JavaObject.as nullable, class_loader_method=, JMethodID.as nullable `{
- JNIEnv *env = Sys_jni_env(recv);
-
- // Retrieve main activity
- jclass class_activity = (*env)->GetObjectClass(env, native_activity);
- if (class_activity == NULL) {
- __android_log_print(ANDROID_LOG_ERROR, "Nit", "retreiving activity class");
- (*env)->ExceptionDescribe(env);
- exit(1);
- }
-
- jmethodID class_activity_getClassLoader = (*env)->GetMethodID(env, class_activity, "getClassLoader", "()Ljava/lang/ClassLoader;");
- if (class_activity_getClassLoader == NULL) {
- __android_log_print(ANDROID_LOG_ERROR, "Nit", "retreiving 'getClassLoader' method");
- (*env)->ExceptionDescribe(env);
- exit(1);
- }
-
- // Call activity.getClassLoader
- jobject instance_class_loader = (*env)->CallObjectMethod(env, native_activity, class_activity_getClassLoader);
- if (instance_class_loader == NULL) {
- __android_log_print(ANDROID_LOG_ERROR, "Nit", "retreiving class loader instance");
- (*env)->ExceptionDescribe(env);
- exit(1);
- }
-
- jclass class_class_loader = (*env)->GetObjectClass(env, instance_class_loader);
- if (class_class_loader == NULL) {
- __android_log_print(ANDROID_LOG_ERROR, "Nit", "retreiving class of class loader");
- (*env)->ExceptionDescribe(env);
- exit(1);
- }
-
- // Get the method ClassLoader.findClass
- jmethodID class_class_loader_findClass = (*env)->GetMethodID(env, class_class_loader, "findClass", "(Ljava/lang/String;)Ljava/lang/Class;");
- if (class_class_loader_findClass == NULL) {
- __android_log_print(ANDROID_LOG_ERROR, "Nit", "retreiving 'findClass' method");
- (*env)->ExceptionDescribe(env);
- exit(1);
- }
-
- // Return the values to Nit
- Sys_class_loader__assign(recv, JavaObject_as_nullable((*env)->NewGlobalRef(env, instance_class_loader)));
- Sys_class_loader_method__assign(recv, JMethodID_as_nullable(class_class_loader_findClass));
-
- // Clean up
- (*env)->DeleteLocalRef(env, class_activity);
- (*env)->DeleteLocalRef(env, instance_class_loader);
- (*env)->DeleteLocalRef(env, class_class_loader);
- `}
-
- private fun load_jclass_intern(instance_class_loader: JavaObject, class_loader_findClass: JMethodID, name: NativeString): JClass import jni_env `{
- JNIEnv *env = Sys_jni_env(recv);
- jobject class_name = (*env)->NewStringUTF(env, name);
-
- jclass java_class = (*env)->CallObjectMethod(env, instance_class_loader, class_loader_findClass, class_name);
- if (java_class == NULL) {
- __android_log_print(ANDROID_LOG_ERROR, "Nit", "loading targetted class");
- (*env)->ExceptionDescribe(env);
- exit(1);
- }
-
- (*env)->DeleteLocalRef(env, class_name);
-
- return java_class;
- `}
-end
nitlanguage / nit.git / commitdiff