Example usage for android.content.pm ProviderInfo loadXmlMetaData

Introduction

In this page you can find the example usage for android.content.pm ProviderInfo loadXmlMetaData.

Prototype

public XmlResourceParser loadXmlMetaData(PackageManager pm, String name) 

Source Link

Document

Load an XML resource attached to the meta-data of this item.

Usage

From source file:utils.bobo.com.boboutils.App.appwidget.CustomViewFileProvider.java

/**
 * Parse and return {@link PathStrategy} for given authority as defined in
 * {@link #META_DATA_FILE_PROVIDER_PATHS} {@code <meta-data>}.
 *
 * @see #getPathStrategy(Context, String)
 *///ww  w  .  ja v  a2  s. c  om
private static PathStrategy parsePathStrategy(Context context, String authority)
        throws IOException, XmlPullParserException {
    final SimplePathStrategy strat = new SimplePathStrategy(authority);

    final ProviderInfo info = context.getPackageManager().resolveContentProvider(authority,
            PackageManager.GET_META_DATA);
    final XmlResourceParser in = info.loadXmlMetaData(context.getPackageManager(),
            META_DATA_FILE_PROVIDER_PATHS);
    if (in == null) {
        throw new IllegalArgumentException("Missing " + META_DATA_FILE_PROVIDER_PATHS + " meta-data");
    }

    int type;
    while ((type = in.next()) != END_DOCUMENT) {
        if (type == START_TAG) {
            final String tag = in.getName();

            final String name = in.getAttributeValue(null, ATTR_NAME);
            String path = in.getAttributeValue(null, ATTR_PATH);

            File target = null;
            if (TAG_ROOT_PATH.equals(tag)) {
                target = buildPath(DEVICE_ROOT, path);
            } else if (TAG_FILES_PATH.equals(tag)) {
                target = buildPath(context.getFilesDir(), path);
            } else if (TAG_CACHE_PATH.equals(tag)) {
                target = buildPath(context.getCacheDir(), path);
            } else if (TAG_EXTERNAL.equals(tag)) {
                target = buildPath(Environment.getExternalStorageDirectory(), path);
            }

            if (target != null) {
                strat.addRoot(name, target);
            }
        }
    }

    return strat;
}

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From source file:com.mattprecious.telescope.FileProvider.java

/**
 * Parse and return {@link PathStrategy} for given authority as defined in
 * {@link #META_DATA_FILE_PROVIDER_PATHS} {@code <meta-data>}.
 *
 * @see #getPathStrategy(Context, String)
 *///from   w ww .  java  2  s  .  c  om
private static PathStrategy parsePathStrategy(Context context, String authority)
        throws IOException, XmlPullParserException {
    final SimplePathStrategy strat = new SimplePathStrategy(authority);

    final ProviderInfo info = context.getPackageManager().resolveContentProvider(authority,
            PackageManager.GET_META_DATA);
    final XmlResourceParser in = info.loadXmlMetaData(context.getPackageManager(),
            META_DATA_FILE_PROVIDER_PATHS);
    if (in == null) {
        throw new IllegalArgumentException("Missing " + META_DATA_FILE_PROVIDER_PATHS + " meta-data");
    }

    int type;
    while ((type = in.next()) != END_DOCUMENT) {
        if (type == START_TAG) {
            final String tag = in.getName();

            final String name = in.getAttributeValue(null, ATTR_NAME);
            String path = in.getAttributeValue(null, ATTR_PATH);

            File target = null;
            if (TAG_ROOT_PATH.equals(tag)) {
                target = buildPath(DEVICE_ROOT, path);
            } else if (TAG_FILES_PATH.equals(tag)) {
                target = buildPath(context.getFilesDir(), path);
            } else if (TAG_CACHE_PATH.equals(tag)) {
                target = buildPath(context.getCacheDir(), path);
            } else if (TAG_EXTERNAL.equals(tag)) {
                target = buildPath(Environment.getExternalStorageDirectory(), path);
            } else if (TAG_EXTERNAL_APP.equals(tag)) {
                try {
                    // This sometimes causes an exception on API level 19
                    // Just avoid this specific file provider, so we can try to keep going
                    target = buildPath(context.getExternalFilesDir(null), path);
                } catch (NullPointerException npe) {
                    npe.printStackTrace();
                }
            }

            if (target != null) {
                strat.addRoot(name, target);
            }
        }
    }

    return strat;
}

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From source file:com.hippo.content.FileProvider.java

/**
 * Parse and return {@link PathStrategy} for given authority as defined in
 * {@link #META_DATA_FILE_PROVIDER_PATHS} {@code <meta-data>}.
 *
 * @see #getPathStrategy(Context, String)
 *///from  w w w.  ja  v a  2 s  . c  om
private static PathStrategy parsePathStrategy(Context context, String authority)
        throws IOException, XmlPullParserException {
    final SimplePathStrategy strat = new SimplePathStrategy(authority);

    final ProviderInfo info = context.getPackageManager().resolveContentProvider(authority,
            PackageManager.GET_META_DATA);
    final XmlResourceParser in = info.loadXmlMetaData(context.getPackageManager(),
            META_DATA_FILE_PROVIDER_PATHS);
    if (in == null) {
        throw new IllegalArgumentException("Missing " + META_DATA_FILE_PROVIDER_PATHS + " meta-data");
    }

    int type;
    while ((type = in.next()) != END_DOCUMENT) {
        if (type == START_TAG) {
            final String tag = in.getName();

            final String name = in.getAttributeValue(null, ATTR_NAME);
            String path = in.getAttributeValue(null, ATTR_PATH);

            File target = null;
            if (TAG_ROOT_PATH.equals(tag)) {
                target = DEVICE_ROOT;
            } else if (TAG_FILES_PATH.equals(tag)) {
                target = context.getFilesDir();
            } else if (TAG_CACHE_PATH.equals(tag)) {
                target = context.getCacheDir();
            } else if (TAG_EXTERNAL.equals(tag)) {
                target = Environment.getExternalStorageDirectory();
            } else if (TAG_EXTERNAL_FILES.equals(tag)) {
                File[] externalFilesDirs = ContextCompat.getExternalFilesDirs(context, null);
                if (externalFilesDirs.length > 0) {
                    target = externalFilesDirs[0];
                }
            } else if (TAG_EXTERNAL_CACHE.equals(tag)) {
                File[] externalCacheDirs = ContextCompat.getExternalCacheDirs(context);
                if (externalCacheDirs.length > 0) {
                    target = externalCacheDirs[0];
                }
            }

            if (target != null) {
                strat.addRoot(name, buildPath(target, path));
            }
        }
    }

    return strat;
}

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