Java Code Examples for android.content.res.Resources#getAssets()

private Drawable getRoundIcon(Context context,String packageName, int iconDpi) {

        mPackageManager = context.getPackageManager();

        try {
            Resources resourcesForApplication = mPackageManager.getResourcesForApplication(packageName);
            AssetManager assets = resourcesForApplication.getAssets();
            XmlResourceParser parseXml = assets.openXmlResourceParser("AndroidManifest.xml");
            int eventType;
            while ((eventType = parseXml.nextToken()) != XmlPullParser.END_DOCUMENT)
                if (eventType == XmlPullParser.START_TAG && parseXml.getName().equals("application"))
                    for (int i = 0; i < parseXml.getAttributeCount(); i++)
                        if (parseXml.getAttributeName(i).equals("roundIcon"))
                            return resourcesForApplication.getDrawableForDensity(Integer.parseInt(parseXml.getAttributeValue(i).substring(1)), iconDpi, context.getTheme());
            parseXml.close();
        }
        catch (Exception ex) {
            ex.printStackTrace();
        }
        return null;
    }
 

/** Read a properties file from /assets.  Returns null if it does not exist. */
public static Properties getProperties(String name, Context context) {
    Resources resources = context.getResources();
    AssetManager assetManager = resources.getAssets();

    // Read from the /assets directory
    try {
        InputStream inputStream = assetManager.open(name);
        Properties properties = new Properties();
        properties.load(inputStream);
        return properties;
    } catch (IOException e) {
        Log.i("ChatSecure", "no chatsecure.properties available");
        return null;
    }
}
 

private static Resources getManagedProvisioningPackageResources(final Context context) {
    try {
        final Resources self_resources = context.getResources();
        final Context target_context = context.createPackageContext(getManagedProvisioningPackageName(context), 0);
        final Resources target_resources = target_context.getResources();
        return new Resources(target_resources.getAssets(), target_resources.getDisplayMetrics(), target_resources.getConfiguration()) {
            @NonNull @Override public String[] getStringArray(final int id) throws NotFoundException {
                final String entry_name = self_resources.getResourceEntryName(id);
                final int target_res_id = target_resources.getIdentifier(entry_name, "array", target_context.getPackageName());
                if (target_res_id == 0) return new String[0];       // Return empty array instead of throwing NotFoundException.
                return target_resources.getStringArray(target_res_id);
            }
        };
    } catch (final NameNotFoundException e) {
        return context.getResources();          // Fall-back to self, with default resource values.
    }
}
 

public AccentResources(Context c, Resources resources, int color) {
	super(resources.getAssets(), resources.getDisplayMetrics(), resources.getConfiguration());
	mContext = c;
	mExplicitColor = color;
	mExplicitColorDark = 0;
       mExplicitColorActionBar = 0;
}
 

@Override
public AssetManager getAssets() {
    Resources resources = Stark.get().getResources();
    if (resources != null) {
        return resources.getAssets();
    }
    return super.getAssets();
}
 

public AccentResources(Context c, Resources resources) {
	super(resources.getAssets(), resources.getDisplayMetrics(), resources.getConfiguration());
	mContext = c;
	mExplicitColor = 0;
	mExplicitColorDark = 0;
       mExplicitColorActionBar = 0;
}
 

/**
 * Internal method to load config
 * 
 * @param context
 *            The Android Activity context
 * 
 */

private void loadConfig(Context ctx) throws Exception {

	SocialAuthConfig config = new SocialAuthConfig();
	Resources resources = ctx.getResources();
	AssetManager assetManager = resources.getAssets();
	InputStream inputStream = null;
	boolean fileExist = false;
	// Check oauth_consumer.properties file exist
	try {
		inputStream = assetManager.open("oauth_consumer.properties");
		fileExist = true;
	} catch (Exception e) {
		fileExist = false;
		Log.d("SocialAuthAdapter", "oauth_consumer.properties not found");
	}

	if (fileExist) {
		// Add keys from oauth_consumers file. loadConfig() method
		// is removed
		config.load(inputStream);
		socialAuthManager.setSocialAuthConfig(config);
	} else {
		// Add user keys if outh_consumers file not exists
		for (String key : authMap.keySet()) {
			config.addProviderConfig(key, authMap.get(key));
		}
		socialAuthManager.setSocialAuthConfig(config);
	}
}
 

public AccentResources(Context c, Resources resources, int color, int colorDark, int colorActionBar) {
	super(resources.getAssets(), resources.getDisplayMetrics(), resources.getConfiguration());
	mContext = c;
	mExplicitColor = color;
	mExplicitColorDark = colorDark;
       mExplicitColorActionBar = colorActionBar;
}
 

@Override
public Resources getResources() {
    if (mWrappedResources == null) {
        Resources r = super.getResources();
        mWrappedResources = new WrappedResources(
                r.getAssets(), r.getDisplayMetrics(), r.getConfiguration()) {};
    }
    return mWrappedResources;
}
 

private EdgeEffectResources(Resources res, int color)
{
	super(res.getAssets(), res.getDisplayMetrics(), res.getConfiguration());
	mColorMatrixFilter = new ColorMatrixColorFilter(new ColorMatrix(new float[ ] {
		0, 0, 0, 0, Color.red(color),
		0, 0, 0, 0, Color.green(color),
		0, 0, 0, 0, Color.blue(color),
		0, 0, 0, 1, 0,
	}));
}
 

/**
 * Constructor
 *
 * @param mContext the application context
 * @param sl       the {@link SupportedLanguage}
 */
public SaiyResources(@NonNull final Context mContext, @NonNull final SupportedLanguage sl) {

    this.mContext = mContext;
    final Resources resources = this.mContext.getResources();
    this.assetManager = resources.getAssets();
    this.metrics = resources.getDisplayMetrics();
    this.configuration = new Configuration(resources.getConfiguration());
    this.targetLocale = sl.getLocale();
}
 

/**
 * 获取皮肤包资源{@link Resources}.
 *
 * @param skinPkgPath sdcard中皮肤包路径.
 * @return
 */
@Nullable
public Resources getSkinResources(String skinPkgPath) {
    try {
        PackageInfo packageInfo = mAppContext.getPackageManager().getPackageArchiveInfo(skinPkgPath, 0);
        packageInfo.applicationInfo.sourceDir = skinPkgPath;
        packageInfo.applicationInfo.publicSourceDir = skinPkgPath;
        Resources res = mAppContext.getPackageManager().getResourcesForApplication(packageInfo.applicationInfo);
        Resources superRes = mAppContext.getResources();
        return new Resources(res.getAssets(), superRes.getDisplayMetrics(), superRes.getConfiguration());
    } catch (Exception e) {
        e.printStackTrace();
    }
    return null;
}
 

/**
 * 获取皮肤包资源{@link Resources}.
 *
 * @param skinPkgPath sdcard中皮肤包路径.
 * @return
 */
@Nullable
public Resources getSkinResources(String skinPkgPath) {
    try {
        PackageInfo packageInfo = mAppContext.getPackageManager().getPackageArchiveInfo(skinPkgPath, 0);
        packageInfo.applicationInfo.sourceDir = skinPkgPath;
        packageInfo.applicationInfo.publicSourceDir = skinPkgPath;
        Resources res = mAppContext.getPackageManager().getResourcesForApplication(packageInfo.applicationInfo);
        Resources superRes = mAppContext.getResources();
        return new Resources(res.getAssets(), superRes.getDisplayMetrics(), superRes.getConfiguration());
    } catch (Exception e) {
        e.printStackTrace();
    }
    return null;
}
 

public LeanplumResources(Resources base) {
  super(base.getAssets(), base.getDisplayMetrics(), base.getConfiguration());
}
 

public SupportResources(Resources resources) {
    super(resources.getAssets(), resources.getDisplayMetrics(), resources.getConfiguration());
}
 

public ContextWrapperEdgeEffect(Context context, int color) {
  super(context);
  mColor = color;
  Resources resources = context.getResources();
  mResourcesEdgeEffect = new ResourcesEdgeEffect(resources.getAssets(), resources.getDisplayMetrics(), resources.getConfiguration());
}
 

public ContextWrapperEdgeEffect(Context context, int color) {
  super(context);
  mColor = color;
  Resources resources = context.getResources();
  mResourcesEdgeEffect = new ResourcesEdgeEffect(resources.getAssets(), resources.getDisplayMetrics(), resources.getConfiguration());
}
 

@SuppressWarnings("deprecated")
 ResourcesOverride(Resources parent, int overrideId, String overrideValue) {
    super(parent.getAssets(), parent.getDisplayMetrics(), parent.getConfiguration());
    mOverrideId = overrideId;
    mOverrideValue = overrideValue;
}
 

private AssetManager createAssetManager(Context ctx) throws Throwable {
    PackageManager pm = ctx.getPackageManager();
    Resources res = pm.getResourcesForApplication(packageInfo.applicationInfo);
    AssetManager am = res.getAssets();
    return am;
}
 

/**
 * 创建插件的Resource {@link ResourcesProxy},通过此Resource对象
 * 插件可以访问主工程和插件的资源
 */
private void createPluginResource() {

    PluginDebugLog.runtimeLog(TAG, "createPluginResource for " + mPluginPackageName);
    PackageManager pm = mHostContext.getPackageManager();
    AssetManager am = null;
    try {
        Class<?>[] paramTypes = new Class[]{String.class};
        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
            // Android 5.0以下系统方法创建的AssetManager不支持扩展资源表，始终new出来
            am = AssetManager.class.newInstance();
            ReflectionUtils.on(am).call("addAssetPath", sMethods, paramTypes, mPluginPath);
        } else {
            // Android 5.0以上使用PackageManager的公开方法创建, 避免反射
            Resources resources = pm.getResourcesForApplication(mPluginPackageInfo.getApplicationInfo());
            am = resources.getAssets();
        }
        boolean shouldAddHostRes = !mPluginPackageInfo.isIndividualMode() && mPluginPackageInfo.isResourceNeedMerge();
        if (shouldAddHostRes) {
            // 添加宿主的资源到插件的AssetManager
            ReflectionUtils.on(am).call("addAssetPath", sMethods, paramTypes,
                    mHostContext.getApplicationInfo().sourceDir);
            PluginDebugLog.runtimeLog(TAG, "--- Resource merging into plugin @ " + mPluginPackageInfo.getPackageName());
        }
        // 添加系统Webview资源, Android L+
        if (mPluginPackageInfo.isNeedAddWebviewResource()) {
            addWebviewAssetPath(am);
        }

        mPluginAssetManager = am;
    } catch (Exception e) {
        ErrorUtil.throwErrorIfNeed(e);
        String errMsg = "create plugin resources failed: " + e.getMessage();
        PluginManager.deliver(mHostContext, false, mPluginPackageName, ErrorType.ERROR_PLUGIN_INIT_RESOURCES, errMsg);
    }

    Configuration config = new Configuration();
    config.setTo(mHostResource.getConfiguration());
    if (mPluginPackageInfo.isIndividualMode()) {
        // 独立插件包，不依赖宿主的Resource
        mPluginResource = new Resources(mPluginAssetManager, mHostResource.getDisplayMetrics(),
                config);
    } else {
        mPluginResource = new ResourcesProxy(mPluginAssetManager, mHostResource.getDisplayMetrics(),
                config, mHostResource, mPluginPackageName);
    }
    mPluginTheme = mPluginResource.newTheme();
    mPluginTheme.setTo(mHostContext.getTheme());
    mResourceTool = new ResourcesToolForPlugin(mHostContext);
}