private static void callPluginApplicationOnCreate(PluginDescriptor pluginDescriptor) {
Application application = null;
if (pluginDescriptor.getPluginApplication() == null
&& pluginDescriptor.getPluginClassLoader() != null) {
try {
LogUtil.d("创建插件Application", pluginDescriptor.getApplicationName());
application =
Instrumentation.newApplication(
pluginDescriptor
.getPluginClassLoader()
.loadClass(pluginDescriptor.getApplicationName()),
pluginDescriptor.getPluginContext());
pluginDescriptor.setPluginApplication(application);
} catch (ClassNotFoundException e) {
e.printStackTrace();
} catch (InstantiationException e) {
e.printStackTrace();
} catch (IllegalAccessException e) {
e.printStackTrace();
}
}
// 安装ContentProvider
PluginInjector.installContentProviders(
sApplication, pluginDescriptor.getProviderInfos().values());
// 执行onCreate
if (application != null) {
application.onCreate();
}
changeListener.onPluginStarted(pluginDescriptor.getPackageName());
}
@SuppressWarnings("rawtypes")
public static Class loadPluginClassByName(String clazzName) {
PluginDescriptor pluginDescriptor = getPluginDescriptorByClassName(clazzName);
if (pluginDescriptor != null) {
ensurePluginInited(pluginDescriptor);
DexClassLoader pluginClassLoader = pluginDescriptor.getPluginClassLoader();
try {
Class pluginClazz = ((ClassLoader) pluginClassLoader).loadClass(clazzName);
LogUtil.d("loadPluginClass Success for clazzName ", clazzName);
return pluginClazz;
} catch (ClassNotFoundException e) {
e.printStackTrace();
} catch (java.lang.IllegalAccessError illegalAccessError) {
illegalAccessError.printStackTrace();
throw new IllegalAccessError(
"出现这个异常最大的可能是插件dex和" + "宿主dex包含了相同的class导致冲突, " + "请检查插件的编译脚本，确保排除了所有公共依赖库的jar");
}
}
LogUtil.e("loadPluginClass Fail for clazzName ", clazzName);
return null;
}
/**
* 根据插件中的classId加载一个插件中的class
*
* @param clazzId
* @return
*/
@SuppressWarnings("rawtypes")
public static Class loadPluginFragmentClassById(String clazzId) {
PluginDescriptor pluginDescriptor = getPluginDescriptorByFragmenetId(clazzId);
if (pluginDescriptor != null) {
ensurePluginInited(pluginDescriptor);
DexClassLoader pluginClassLoader = pluginDescriptor.getPluginClassLoader();
String clazzName = pluginDescriptor.getPluginClassNameById(clazzId);
if (clazzName != null) {
try {
Class pluginClazz = ((ClassLoader) pluginClassLoader).loadClass(clazzName);
LogUtil.d("loadPluginClass for clazzId", clazzId, "clazzName", clazzName, "success");
return pluginClazz;
} catch (ClassNotFoundException e) {
e.printStackTrace();
}
}
}
LogUtil.e("loadPluginClass for clazzId", clazzId, "fail");
return null;
}
/**
* 构造插件信息
*
* @param
*/
static void ensurePluginInited(PluginDescriptor pluginDescriptor) {
if (pluginDescriptor != null) {
DexClassLoader pluginClassLoader = pluginDescriptor.getPluginClassLoader();
if (pluginClassLoader == null) {
LogUtil.d("正在初始化插件Resources, DexClassLoader, Context, Application ");
LogUtil.d("是否为独立插件", pluginDescriptor.isStandalone());
Resources pluginRes =
PluginCreator.createPluginResource(
sApplication, pluginDescriptor.getInstalledPath(), pluginDescriptor.isStandalone());
pluginClassLoader =
PluginCreator.createPluginClassLoader(
pluginDescriptor.getInstalledPath(), pluginDescriptor.isStandalone());
Context pluginContext =
PluginCreator.createPluginApplicationContext(
pluginDescriptor, sApplication, pluginRes, pluginClassLoader);
pluginContext.setTheme(sApplication.getApplicationContext().getApplicationInfo().theme);
pluginDescriptor.setPluginContext(pluginContext);
pluginDescriptor.setPluginClassLoader(pluginClassLoader);
// 使用了openAtlasExtention之后就不需要Public.xml文件了
// checkPluginPublicXml(pluginDescriptor, pluginRes);
callPluginApplicationOnCreate(pluginDescriptor);
LogUtil.d("初始化插件" + pluginDescriptor.getPackageName() + "完成");
}
}
}
@SuppressWarnings("rawtypes")
public static Class loadPluginClassByName(String clazzName) {
PluginDescriptor pluginDescriptor = getPluginDescriptorByClassName(clazzName);
if (pluginDescriptor != null) {
ensurePluginInited(pluginDescriptor);
DexClassLoader pluginClassLoader = pluginDescriptor.getPluginClassLoader();
try {
Class pluginClazz = ((ClassLoader) pluginClassLoader).loadClass(clazzName);
LogUtil.d("loadPluginClass Success for clazzName ", clazzName);
return pluginClazz;
} catch (ClassNotFoundException e) {
e.printStackTrace();
} catch (java.lang.IllegalAccessError illegalAccessError) {
illegalAccessError.printStackTrace();
}
}
LogUtil.e("loadPluginClass Fail for clazzName ", clazzName);
return null;
}
/**
* 构造插件信息
*
* @param
*/
static void ensurePluginInited(PluginDescriptor pluginDescriptor) {
if (pluginDescriptor != null) {
DexClassLoader pluginClassLoader = pluginDescriptor.getPluginClassLoader();
if (pluginClassLoader == null) {
LogUtil.e(
"正在初始化插件"
+ pluginDescriptor.getPackageName()
+ "Resources, DexClassLoader, Context, Application");
LogUtil.d("是否为独立插件", pluginDescriptor.isStandalone());
Resources pluginRes = PluginCreator.createPluginResource(sApplication, pluginDescriptor);
pluginClassLoader =
PluginCreator.createPluginClassLoader(
pluginDescriptor.getInstalledPath(),
pluginDescriptor.isStandalone(),
pluginDescriptor.getDependencies());
Context pluginContext =
PluginCreator.createPluginContext(
pluginDescriptor, sApplication, pluginRes, pluginClassLoader);
// 插件Context默认主题设置为插件application主题
pluginContext.setTheme(pluginDescriptor.getApplicationTheme());
pluginDescriptor.setPluginContext(pluginContext);
pluginDescriptor.setPluginClassLoader(pluginClassLoader);
try {
ActivityThread.installPackageInfo(getApplicatoin(), pluginDescriptor.getPackageName());
} catch (ClassNotFoundException e) {
e.printStackTrace();
}
callPluginApplicationOnCreate(pluginDescriptor);
LogUtil.e("初始化插件" + pluginDescriptor.getPackageName() + "完成");
}
}
}
/**
* for eclipse & ant with public.xml
*
* <p>unused
*
* @param pluginDescriptor
* @param res
* @return
*/
private static boolean checkPluginPublicXml(PluginDescriptor pluginDescriptor, Resources res) {
// "plugin_layout_1"资源id时由public.xml配置的
// 如果没有检测到这个资源，说明编译时没有引入public.xml,
// 这里直接抛个异常出去。
// 不同的系统版本获取id的方式不同，
// 三星4.x等系统适用
int publicStub =
res.getIdentifier("plugin_layout_1", "layout", pluginDescriptor.getPackageName());
if (publicStub == 0) {
// 小米5.x等系统适用
publicStub = res.getIdentifier("plugin_layout_1", "layout", sApplication.getPackageName());
}
if (publicStub == 0) {
try {
// 如果以上两种方式都检测失败，最后尝试通过反射检测
Class layoutClass =
((ClassLoader) pluginDescriptor.getPluginClassLoader())
.loadClass(pluginDescriptor.getPackageName() + ".R$layout");
Integer layouId = (Integer) RefInvoker.getFieldObject(null, layoutClass, "plugin_layout_1");
if (layouId != null) {
publicStub = layouId;
}
} catch (ClassNotFoundException e) {
e.printStackTrace();
}
}
if (publicStub == 0) {
throw new IllegalStateException(
"\n插件工程没有使用public.xml给资源id分组！！！\n"
+ "插件工程没有使用public.xml给资源id分组！！！\n"
+ "插件工程没有使用public.xml给资源id分组！！！\n"
+ "重要的事情讲三遍！！！");
}
return true;
}
