Example usage for android.content.res Resources obtainAttributes

List of usage examples for android.content.res Resources obtainAttributes

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Introduction

In this page you can find the example usage for android.content.res Resources obtainAttributes.

Prototype

public TypedArray obtainAttributes(AttributeSet set, @StyleableRes int[] attrs)

Source Link

Document

Retrieve a set of basic attribute values from an AttributeSet, not performing styling of them using a theme and/or style resources.

Usage

From source file:com.android.server.MountService.java

private void readStorageListLocked() {
    mVolumes.clear();/*from w  w w.  j a  v  a 2 s  . co  m*/
    mVolumeStates.clear();

    Resources resources = mContext.getResources();

    int id = com.android.internal.R.xml.storage_list;
    XmlResourceParser parser = resources.getXml(id);
    AttributeSet attrs = Xml.asAttributeSet(parser);

    try {
        XmlUtils.beginDocument(parser, TAG_STORAGE_LIST);
        while (true) {
            XmlUtils.nextElement(parser);

            String element = parser.getName();
            if (element == null)
                break;

            if (TAG_STORAGE.equals(element)) {
                TypedArray a = resources.obtainAttributes(attrs, com.android.internal.R.styleable.Storage);

                String path = a.getString(com.android.internal.R.styleable.Storage_mountPoint);
                int descriptionId = a.getResourceId(com.android.internal.R.styleable.Storage_storageDescription,
                        -1);
                CharSequence description = a
                        .getText(com.android.internal.R.styleable.Storage_storageDescription);
                boolean primary = a.getBoolean(com.android.internal.R.styleable.Storage_primary, false);
                boolean removable = a.getBoolean(com.android.internal.R.styleable.Storage_removable, false);
                boolean emulated = a.getBoolean(com.android.internal.R.styleable.Storage_emulated, false);
                int mtpReserve = a.getInt(com.android.internal.R.styleable.Storage_mtpReserve, 0);
                boolean allowMassStorage = a
                        .getBoolean(com.android.internal.R.styleable.Storage_allowMassStorage, false);
                boolean allowMtp = a.getBoolean(com.android.internal.R.styleable.Storage_allowMtp, true);
                // resource parser does not support longs, so XML value is in megabytes
                long maxFileSize = a.getInt(com.android.internal.R.styleable.Storage_maxFileSize, 0) * 1024L
                        * 1024L;

                Slog.d(TAG,
                        "got storage path: " + path + " description: " + description + " primary: " + primary
                                + " removable: " + removable + " emulated: " + emulated + " mtpReserve: "
                                + mtpReserve + " allowMassStorage: " + allowMassStorage + " maxFileSize: "
                                + maxFileSize + " allowMtp: " + allowMtp);

                if (emulated) {
                    // For devices with emulated storage, we create separate
                    // volumes for each known user.
                    mEmulatedTemplate = new StorageVolume(null, descriptionId, true, false, true, mtpReserve,
                            false, maxFileSize, null, allowMtp);

                    final UserManagerService userManager = UserManagerService.getInstance();
                    for (UserInfo user : userManager.getUsers(false)) {
                        createEmulatedVolumeForUserLocked(user.getUserHandle());
                    }

                } else {
                    if (path == null || description == null) {
                        Slog.e(TAG, "Missing storage path or description in readStorageList");
                    } else {
                        final StorageVolume volume = new StorageVolume(new File(path), descriptionId, primary,
                                removable, emulated, mtpReserve, allowMassStorage, maxFileSize, null, allowMtp);
                        addVolumeLocked(volume);

                        // Until we hear otherwise, treat as unmounted
                        mVolumeStates.put(volume.getPath(), Environment.MEDIA_UNMOUNTED);
                        volume.setState(Environment.MEDIA_UNMOUNTED);
                    }
                }

                a.recycle();
            }
        }
    } catch (XmlPullParserException e) {
        throw new RuntimeException(e);
    } catch (IOException e) {
        throw new RuntimeException(e);
    } finally {
        // Compute storage ID for each physical volume; emulated storage is
        // always 0 when defined.
        int index = isExternalStorageEmulated() ? 1 : 0;
        for (StorageVolume volume : mVolumes) {
            if (!volume.isEmulated()) {
                volume.setStorageId(index++);
            }
        }
        parser.close();
    }
}

From source file:android.content.pm.PackageParser.java

private static VerifierInfo parseVerifier(Resources res, XmlPullParser parser, AttributeSet attrs, int flags) {
    final TypedArray sa = res.obtainAttributes(attrs,
            com.android.internal.R.styleable.AndroidManifestPackageVerifier);

    final String packageName = sa
            .getNonResourceString(com.android.internal.R.styleable.AndroidManifestPackageVerifier_name);

    final String encodedPublicKey = sa
            .getNonResourceString(com.android.internal.R.styleable.AndroidManifestPackageVerifier_publicKey);

    sa.recycle();/*from  w  w w.  j  a v  a  2  s  .  co m*/

    if (packageName == null || packageName.length() == 0) {
        Slog.i(TAG, "verifier package name was null; skipping");
        return null;
    }

    final PublicKey publicKey = parsePublicKey(encodedPublicKey);
    if (publicKey == null) {
        Slog.i(TAG, "Unable to parse verifier public key for " + packageName);
        return null;
    }

    return new VerifierInfo(packageName, publicKey);
}

From source file:android.content.pm.PackageParser.java

private boolean parseUsesPermission(Package pkg, Resources res, XmlResourceParser parser, AttributeSet attrs)
        throws XmlPullParserException, IOException {
    TypedArray sa = res.obtainAttributes(attrs, com.android.internal.R.styleable.AndroidManifestUsesPermission);

    // Note: don't allow this value to be a reference to a resource
    // that may change.
    String name = sa.getNonResourceString(com.android.internal.R.styleable.AndroidManifestUsesPermission_name);

    int maxSdkVersion = 0;
    TypedValue val = sa.peekValue(com.android.internal.R.styleable.AndroidManifestUsesPermission_maxSdkVersion);
    if (val != null) {
        if (val.type >= TypedValue.TYPE_FIRST_INT && val.type <= TypedValue.TYPE_LAST_INT) {
            maxSdkVersion = val.data;
        }/*from  www. j  a va 2  s. c o  m*/
    }

    sa.recycle();

    if ((maxSdkVersion == 0) || (maxSdkVersion >= Build.VERSION.RESOURCES_SDK_INT)) {
        if (name != null) {
            int index = pkg.requestedPermissions.indexOf(name);
            if (index == -1) {
                pkg.requestedPermissions.add(name.intern());
            } else {
                Slog.w(TAG, "Ignoring duplicate uses-permissions/uses-permissions-sdk-m: " + name
                        + " in package: " + pkg.packageName + " at: " + parser.getPositionDescription());
            }
        }
    }

    XmlUtils.skipCurrentTag(parser);
    return true;
}

From source file:android.content.pm.PackageParser.java

private FeatureInfo parseUsesFeature(Resources res, AttributeSet attrs)
        throws XmlPullParserException, IOException {
    FeatureInfo fi = new FeatureInfo();
    TypedArray sa = res.obtainAttributes(attrs, com.android.internal.R.styleable.AndroidManifestUsesFeature);
    // Note: don't allow this value to be a reference to a resource
    // that may change.
    fi.name = sa.getNonResourceString(com.android.internal.R.styleable.AndroidManifestUsesFeature_name);
    if (fi.name == null) {
        fi.reqGlEsVersion = sa.getInt(com.android.internal.R.styleable.AndroidManifestUsesFeature_glEsVersion,
                FeatureInfo.GL_ES_VERSION_UNDEFINED);
    }/*ww  w.  j  a v  a  2s  . c  o  m*/
    if (sa.getBoolean(com.android.internal.R.styleable.AndroidManifestUsesFeature_required, true)) {
        fi.flags |= FeatureInfo.FLAG_REQUIRED;
    }
    sa.recycle();
    return fi;
}

From source file:android.content.pm.PackageParser.java

private Instrumentation parseInstrumentation(Package owner, Resources res, XmlPullParser parser,
        AttributeSet attrs, String[] outError) throws XmlPullParserException, IOException {
    TypedArray sa = res.obtainAttributes(attrs,
            com.android.internal.R.styleable.AndroidManifestInstrumentation);

    if (mParseInstrumentationArgs == null) {
        mParseInstrumentationArgs = new ParsePackageItemArgs(owner, outError,
                com.android.internal.R.styleable.AndroidManifestInstrumentation_name,
                com.android.internal.R.styleable.AndroidManifestInstrumentation_label,
                com.android.internal.R.styleable.AndroidManifestInstrumentation_icon,
                com.android.internal.R.styleable.AndroidManifestInstrumentation_logo,
                com.android.internal.R.styleable.AndroidManifestInstrumentation_banner);
        mParseInstrumentationArgs.tag = "<instrumentation>";
    }//from   w  ww .  j a  v a2s .  co  m

    mParseInstrumentationArgs.sa = sa;

    Instrumentation a = new Instrumentation(mParseInstrumentationArgs, new InstrumentationInfo());
    if (outError[0] != null) {
        sa.recycle();
        mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
        return null;
    }

    String str;
    // Note: don't allow this value to be a reference to a resource
    // that may change.
    str = sa.getNonResourceString(
            com.android.internal.R.styleable.AndroidManifestInstrumentation_targetPackage);
    a.info.targetPackage = str != null ? str.intern() : null;

    a.info.handleProfiling = sa
            .getBoolean(com.android.internal.R.styleable.AndroidManifestInstrumentation_handleProfiling, false);

    a.info.functionalTest = sa
            .getBoolean(com.android.internal.R.styleable.AndroidManifestInstrumentation_functionalTest, false);

    sa.recycle();

    if (a.info.targetPackage == null) {
        outError[0] = "<instrumentation> does not specify targetPackage";
        mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
        return null;
    }

    if (!parseAllMetaData(res, parser, attrs, "<instrumentation>", a, outError)) {
        mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
        return null;
    }

    owner.instrumentation.add(a);

    return a;
}

From source file:android.content.pm.PackageParser.java

private Bundle parseMetaData(Resources res, XmlPullParser parser, AttributeSet attrs, Bundle data,
        String[] outError) throws XmlPullParserException, IOException {

    TypedArray sa = res.obtainAttributes(attrs, com.android.internal.R.styleable.AndroidManifestMetaData);

    if (data == null) {
        data = new Bundle();
    }/* w  w  w  .  j  a v a 2  s  .c om*/

    String name = sa.getNonConfigurationString(com.android.internal.R.styleable.AndroidManifestMetaData_name,
            0);
    if (name == null) {
        outError[0] = "<meta-data> requires an android:name attribute";
        sa.recycle();
        return null;
    }

    name = name.intern();

    TypedValue v = sa.peekValue(com.android.internal.R.styleable.AndroidManifestMetaData_resource);
    if (v != null && v.resourceId != 0) {
        //Slog.i(TAG, "Meta data ref " + name + ": " + v);
        data.putInt(name, v.resourceId);
    } else {
        v = sa.peekValue(com.android.internal.R.styleable.AndroidManifestMetaData_value);
        //Slog.i(TAG, "Meta data " + name + ": " + v);
        if (v != null) {
            if (v.type == TypedValue.TYPE_STRING) {
                CharSequence cs = v.coerceToString();
                data.putString(name, cs != null ? cs.toString().intern() : null);
            } else if (v.type == TypedValue.TYPE_INT_BOOLEAN) {
                data.putBoolean(name, v.data != 0);
            } else if (v.type >= TypedValue.TYPE_FIRST_INT && v.type <= TypedValue.TYPE_LAST_INT) {
                data.putInt(name, v.data);
            } else if (v.type == TypedValue.TYPE_FLOAT) {
                data.putFloat(name, v.getFloat());
            } else {
                if (!RIGID_PARSER) {
                    Slog.w(TAG,
                            "<meta-data> only supports string, integer, float, color, boolean, and resource reference types: "
                                    + parser.getName() + " at " + mArchiveSourcePath + " "
                                    + parser.getPositionDescription());
                } else {
                    outError[0] = "<meta-data> only supports string, integer, float, color, boolean, and resource reference types";
                    data = null;
                }
            }
        } else {
            outError[0] = "<meta-data> requires an android:value or android:resource attribute";
            data = null;
        }
    }

    sa.recycle();

    XmlUtils.skipCurrentTag(parser);

    return data;
}

From source file:android.content.pm.PackageParser.java

private Permission parsePermissionTree(Package owner, Resources res, XmlPullParser parser, AttributeSet attrs,
        String[] outError) throws XmlPullParserException, IOException {
    Permission perm = new Permission(owner);

    TypedArray sa = res.obtainAttributes(attrs, com.android.internal.R.styleable.AndroidManifestPermissionTree);

    if (!parsePackageItemInfo(owner, perm.info, outError, "<permission-tree>", sa,
            com.android.internal.R.styleable.AndroidManifestPermissionTree_name,
            com.android.internal.R.styleable.AndroidManifestPermissionTree_label,
            com.android.internal.R.styleable.AndroidManifestPermissionTree_icon,
            com.android.internal.R.styleable.AndroidManifestPermissionTree_logo,
            com.android.internal.R.styleable.AndroidManifestPermissionTree_banner)) {
        sa.recycle();/*from  ww w  .j ava  2s  . c  om*/
        mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
        return null;
    }

    sa.recycle();

    int index = perm.info.name.indexOf('.');
    if (index > 0) {
        index = perm.info.name.indexOf('.', index + 1);
    }
    if (index < 0) {
        outError[0] = "<permission-tree> name has less than three segments: " + perm.info.name;
        mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
        return null;
    }

    perm.info.descriptionRes = 0;
    perm.info.protectionLevel = PermissionInfo.PROTECTION_NORMAL;
    perm.tree = true;

    if (!parseAllMetaData(res, parser, attrs, "<permission-tree>", perm, outError)) {
        mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
        return null;
    }

    owner.permissions.add(perm);

    return perm;
}

From source file:android.content.pm.PackageParser.java

private PermissionGroup parsePermissionGroup(Package owner, int flags, Resources res, XmlPullParser parser,
        AttributeSet attrs, String[] outError) throws XmlPullParserException, IOException {
    PermissionGroup perm = new PermissionGroup(owner);

    TypedArray sa = res.obtainAttributes(attrs,
            com.android.internal.R.styleable.AndroidManifestPermissionGroup);

    if (!parsePackageItemInfo(owner, perm.info, outError, "<permission-group>", sa,
            com.android.internal.R.styleable.AndroidManifestPermissionGroup_name,
            com.android.internal.R.styleable.AndroidManifestPermissionGroup_label,
            com.android.internal.R.styleable.AndroidManifestPermissionGroup_icon,
            com.android.internal.R.styleable.AndroidManifestPermissionGroup_logo,
            com.android.internal.R.styleable.AndroidManifestPermissionGroup_banner)) {
        sa.recycle();//from   w w  w  .  j  ava  2s. c  om
        mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
        return null;
    }

    perm.info.descriptionRes = sa
            .getResourceId(com.android.internal.R.styleable.AndroidManifestPermissionGroup_description, 0);
    perm.info.flags = sa
            .getInt(com.android.internal.R.styleable.AndroidManifestPermissionGroup_permissionGroupFlags, 0);
    perm.info.priority = sa.getInt(com.android.internal.R.styleable.AndroidManifestPermissionGroup_priority, 0);
    if (perm.info.priority > 0 && (flags & PARSE_IS_SYSTEM) == 0) {
        perm.info.priority = 0;
    }

    sa.recycle();

    if (!parseAllMetaData(res, parser, attrs, "<permission-group>", perm, outError)) {
        mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
        return null;
    }

    owner.permissionGroups.add(perm);

    return perm;
}

From source file:android.content.pm.PackageParser.java

private Permission parsePermission(Package owner, Resources res, XmlPullParser parser, AttributeSet attrs,
        String[] outError) throws XmlPullParserException, IOException {
    Permission perm = new Permission(owner);

    TypedArray sa = res.obtainAttributes(attrs, com.android.internal.R.styleable.AndroidManifestPermission);

    if (!parsePackageItemInfo(owner, perm.info, outError, "<permission>", sa,
            com.android.internal.R.styleable.AndroidManifestPermission_name,
            com.android.internal.R.styleable.AndroidManifestPermission_label,
            com.android.internal.R.styleable.AndroidManifestPermission_icon,
            com.android.internal.R.styleable.AndroidManifestPermission_logo,
            com.android.internal.R.styleable.AndroidManifestPermission_banner)) {
        sa.recycle();/*  w ww  . j a va 2 s.  co m*/
        mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
        return null;
    }

    // Note: don't allow this value to be a reference to a resource
    // that may change.
    perm.info.group = sa
            .getNonResourceString(com.android.internal.R.styleable.AndroidManifestPermission_permissionGroup);
    if (perm.info.group != null) {
        perm.info.group = perm.info.group.intern();
    }

    perm.info.descriptionRes = sa
            .getResourceId(com.android.internal.R.styleable.AndroidManifestPermission_description, 0);

    perm.info.protectionLevel = sa.getInt(
            com.android.internal.R.styleable.AndroidManifestPermission_protectionLevel,
            PermissionInfo.PROTECTION_NORMAL);

    perm.info.flags = sa.getInt(com.android.internal.R.styleable.AndroidManifestPermission_permissionFlags, 0);

    sa.recycle();

    if (perm.info.protectionLevel == -1) {
        outError[0] = "<permission> does not specify protectionLevel";
        mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
        return null;
    }

    perm.info.protectionLevel = PermissionInfo.fixProtectionLevel(perm.info.protectionLevel);

    if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_FLAGS) != 0) {
        if ((perm.info.protectionLevel
                & PermissionInfo.PROTECTION_MASK_BASE) != PermissionInfo.PROTECTION_SIGNATURE) {
            outError[0] = "<permission>  protectionLevel specifies a flag but is "
                    + "not based on signature type";
            mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
            return null;
        }
    }

    if (!parseAllMetaData(res, parser, attrs, "<permission>", perm, outError)) {
        mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
        return null;
    }

    owner.permissions.add(perm);

    return perm;
}

From source file:android.content.pm.PackageParser.java

private Service parseService(Package owner, Resources res, XmlPullParser parser, AttributeSet attrs, int flags,
        String[] outError) throws XmlPullParserException, IOException {
    TypedArray sa = res.obtainAttributes(attrs, com.android.internal.R.styleable.AndroidManifestService);

    if (mParseServiceArgs == null) {
        mParseServiceArgs = new ParseComponentArgs(owner, outError,
                com.android.internal.R.styleable.AndroidManifestService_name,
                com.android.internal.R.styleable.AndroidManifestService_label,
                com.android.internal.R.styleable.AndroidManifestService_icon,
                com.android.internal.R.styleable.AndroidManifestService_logo,
                com.android.internal.R.styleable.AndroidManifestService_banner, mSeparateProcesses,
                com.android.internal.R.styleable.AndroidManifestService_process,
                com.android.internal.R.styleable.AndroidManifestService_description,
                com.android.internal.R.styleable.AndroidManifestService_enabled);
        mParseServiceArgs.tag = "<service>";
    }/*from  w  w w  .  j a  v  a 2s. c o  m*/

    mParseServiceArgs.sa = sa;
    mParseServiceArgs.flags = flags;

    Service s = new Service(mParseServiceArgs, new ServiceInfo());
    if (outError[0] != null) {
        sa.recycle();
        return null;
    }

    boolean setExported = sa.hasValue(com.android.internal.R.styleable.AndroidManifestService_exported);
    if (setExported) {
        s.info.exported = sa.getBoolean(com.android.internal.R.styleable.AndroidManifestService_exported,
                false);
    }

    String str = sa
            .getNonConfigurationString(com.android.internal.R.styleable.AndroidManifestService_permission, 0);
    if (str == null) {
        s.info.permission = owner.applicationInfo.permission;
    } else {
        s.info.permission = str.length() > 0 ? str.toString().intern() : null;
    }

    s.info.flags = 0;
    if (sa.getBoolean(com.android.internal.R.styleable.AndroidManifestService_stopWithTask, false)) {
        s.info.flags |= ServiceInfo.FLAG_STOP_WITH_TASK;
    }
    if (sa.getBoolean(com.android.internal.R.styleable.AndroidManifestService_isolatedProcess, false)) {
        s.info.flags |= ServiceInfo.FLAG_ISOLATED_PROCESS;
    }
    if (sa.getBoolean(com.android.internal.R.styleable.AndroidManifestService_singleUser, false)) {
        s.info.flags |= ServiceInfo.FLAG_SINGLE_USER;
        if (s.info.exported && (flags & PARSE_IS_PRIVILEGED) == 0) {
            Slog.w(TAG, "Service exported request ignored due to singleUser: " + s.className + " at "
                    + mArchiveSourcePath + " " + parser.getPositionDescription());
            s.info.exported = false;
            setExported = true;
        }
    }

    sa.recycle();

    if ((owner.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_CANT_SAVE_STATE) != 0) {
        // A heavy-weight application can not have services in its main process
        // We can do direct compare because we intern all strings.
        if (s.info.processName == owner.packageName) {
            outError[0] = "Heavy-weight applications can not have services in main process";
            return null;
        }
    }

    int outerDepth = parser.getDepth();
    int type;
    while ((type = parser.next()) != XmlPullParser.END_DOCUMENT
            && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) {
        if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) {
            continue;
        }

        if (parser.getName().equals("intent-filter")) {
            ServiceIntentInfo intent = new ServiceIntentInfo(s);
            if (!parseIntent(res, parser, attrs, true, false, intent, outError)) {
                return null;
            }

            s.intents.add(intent);
        } else if (parser.getName().equals("meta-data")) {
            if ((s.metaData = parseMetaData(res, parser, attrs, s.metaData, outError)) == null) {
                return null;
            }
        } else {
            if (!RIGID_PARSER) {
                Slog.w(TAG, "Unknown element under <service>: " + parser.getName() + " at " + mArchiveSourcePath
                        + " " + parser.getPositionDescription());
                XmlUtils.skipCurrentTag(parser);
                continue;
            } else {
                outError[0] = "Bad element under <service>: " + parser.getName();
                return null;
            }
        }
    }

    if (!setExported) {
        s.info.exported = s.intents.size() > 0;
    }

    return s;
}