FileDocCategorySizeDatePackage
ApduServiceInfo.javaAPI DocAndroid 5.1 API18385Thu Mar 12 22:22:10 GMT 2015android.nfc.cardemulation

ApduServiceInfo

public final class ApduServiceInfo extends Object implements android.os.Parcelable
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Fields Summary
static final String
TAG
final android.content.pm.ResolveInfo
mService
The service that implements this
final String
mDescription
Description of the service
final boolean
mOnHost
Whether this service represents AIDs running on the host CPU
final HashMap
mStaticAidGroups
Mapping from category to static AID group
final HashMap
mDynamicAidGroups
Mapping from category to dynamic AID group
final boolean
mRequiresDeviceUnlock
Whether this service should only be started when the device is unlocked.
final int
mBannerResourceId
The id of the service banner specified in XML.
final int
mUid
The uid of the package the service belongs to
public static final Parcelable.Creator
CREATOR
Constructors Summary
public ApduServiceInfo(android.content.pm.ResolveInfo info, boolean onHost, String description, ArrayList staticAidGroups, ArrayList dynamicAidGroups, boolean requiresUnlock, int bannerResource, int uid)

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        this.mService = info;
        this.mDescription = description;
        this.mStaticAidGroups = new HashMap<String, AidGroup>();
        this.mDynamicAidGroups = new HashMap<String, AidGroup>();
        this.mOnHost = onHost;
        this.mRequiresDeviceUnlock = requiresUnlock;
        for (AidGroup aidGroup : staticAidGroups) {
            this.mStaticAidGroups.put(aidGroup.category, aidGroup);
        }
        for (AidGroup aidGroup : dynamicAidGroups) {
            this.mDynamicAidGroups.put(aidGroup.category, aidGroup);
        }
        this.mBannerResourceId = bannerResource;
        this.mUid = uid;
public ApduServiceInfo(android.content.pm.PackageManager pm, android.content.pm.ResolveInfo info, boolean onHost)

        ServiceInfo si = info.serviceInfo;
        XmlResourceParser parser = null;
        try {
            if (onHost) {
                parser = si.loadXmlMetaData(pm, HostApduService.SERVICE_META_DATA);
                if (parser == null) {
                    throw new XmlPullParserException("No " + HostApduService.SERVICE_META_DATA +
                            " meta-data");
                }
            } else {
                parser = si.loadXmlMetaData(pm, OffHostApduService.SERVICE_META_DATA);
                if (parser == null) {
                    throw new XmlPullParserException("No " + OffHostApduService.SERVICE_META_DATA +
                            " meta-data");
                }
            }

            int eventType = parser.getEventType();
            while (eventType != XmlPullParser.START_TAG && eventType != XmlPullParser.END_DOCUMENT) {
                eventType = parser.next();
            }

            String tagName = parser.getName();
            if (onHost && !"host-apdu-service".equals(tagName)) {
                throw new XmlPullParserException(
                        "Meta-data does not start with <host-apdu-service> tag");
            } else if (!onHost && !"offhost-apdu-service".equals(tagName)) {
                throw new XmlPullParserException(
                        "Meta-data does not start with <offhost-apdu-service> tag");
            }

            Resources res = pm.getResourcesForApplication(si.applicationInfo);
            AttributeSet attrs = Xml.asAttributeSet(parser);
            if (onHost) {
                TypedArray sa = res.obtainAttributes(attrs,
                        com.android.internal.R.styleable.HostApduService);
                mService = info;
                mDescription = sa.getString(
                        com.android.internal.R.styleable.HostApduService_description);
                mRequiresDeviceUnlock = sa.getBoolean(
                        com.android.internal.R.styleable.HostApduService_requireDeviceUnlock,
                        false);
                mBannerResourceId = sa.getResourceId(
                        com.android.internal.R.styleable.HostApduService_apduServiceBanner, -1);
                sa.recycle();
            } else {
                TypedArray sa = res.obtainAttributes(attrs,
                        com.android.internal.R.styleable.OffHostApduService);
                mService = info;
                mDescription = sa.getString(
                        com.android.internal.R.styleable.OffHostApduService_description);
                mRequiresDeviceUnlock = false;
                mBannerResourceId = sa.getResourceId(
                        com.android.internal.R.styleable.OffHostApduService_apduServiceBanner, -1);
                sa.recycle();
            }

            mStaticAidGroups = new HashMap<String, AidGroup>();
            mDynamicAidGroups = new HashMap<String, AidGroup>();
            mOnHost = onHost;

            final int depth = parser.getDepth();
            AidGroup currentGroup = null;

            // Parsed values for the current AID group
            while (((eventType = parser.next()) != XmlPullParser.END_TAG || parser.getDepth() > depth)
                    && eventType != XmlPullParser.END_DOCUMENT) {
                tagName = parser.getName();
                if (eventType == XmlPullParser.START_TAG && "aid-group".equals(tagName) &&
                        currentGroup == null) {
                    final TypedArray groupAttrs = res.obtainAttributes(attrs,
                            com.android.internal.R.styleable.AidGroup);
                    // Get category of AID group
                    String groupCategory = groupAttrs.getString(
                            com.android.internal.R.styleable.AidGroup_category);
                    String groupDescription = groupAttrs.getString(
                            com.android.internal.R.styleable.AidGroup_description);
                    if (!CardEmulation.CATEGORY_PAYMENT.equals(groupCategory)) {
                        groupCategory = CardEmulation.CATEGORY_OTHER;
                    }
                    currentGroup = mStaticAidGroups.get(groupCategory);
                    if (currentGroup != null) {
                        if (!CardEmulation.CATEGORY_OTHER.equals(groupCategory)) {
                            Log.e(TAG, "Not allowing multiple aid-groups in the " +
                                    groupCategory + " category");
                            currentGroup = null;
                        }
                    } else {
                        currentGroup = new AidGroup(groupCategory, groupDescription);
                    }
                    groupAttrs.recycle();
                } else if (eventType == XmlPullParser.END_TAG && "aid-group".equals(tagName) &&
                        currentGroup != null) {
                    if (currentGroup.aids.size() > 0) {
                        if (!mStaticAidGroups.containsKey(currentGroup.category)) {
                            mStaticAidGroups.put(currentGroup.category, currentGroup);
                        }
                    } else {
                        Log.e(TAG, "Not adding <aid-group> with empty or invalid AIDs");
                    }
                    currentGroup = null;
                } else if (eventType == XmlPullParser.START_TAG && "aid-filter".equals(tagName) &&
                        currentGroup != null) {
                    final TypedArray a = res.obtainAttributes(attrs,
                            com.android.internal.R.styleable.AidFilter);
                    String aid = a.getString(com.android.internal.R.styleable.AidFilter_name).
                            toUpperCase();
                    if (CardEmulation.isValidAid(aid) && !currentGroup.aids.contains(aid)) {
                        currentGroup.aids.add(aid);
                    } else {
                        Log.e(TAG, "Ignoring invalid or duplicate aid: " + aid);
                    }
                    a.recycle();
                } else if (eventType == XmlPullParser.START_TAG &&
                        "aid-prefix-filter".equals(tagName) && currentGroup != null) {
                    final TypedArray a = res.obtainAttributes(attrs,
                            com.android.internal.R.styleable.AidFilter);
                    String aid = a.getString(com.android.internal.R.styleable.AidFilter_name).
                            toUpperCase();
                    // Add wildcard char to indicate prefix
                    aid = aid.concat("*");
                    if (CardEmulation.isValidAid(aid) && !currentGroup.aids.contains(aid)) {
                        currentGroup.aids.add(aid);
                    } else {
                        Log.e(TAG, "Ignoring invalid or duplicate aid: " + aid);
                    }
                    a.recycle();
                }
            }
        } catch (NameNotFoundException e) {
            throw new XmlPullParserException("Unable to create context for: " + si.packageName);
        } finally {
            if (parser != null) parser.close();
        }
        // Set uid
        mUid = si.applicationInfo.uid;
Methods Summary
public intdescribeContents()

        return 0;
public voiddump(java.io.FileDescriptor fd, java.io.PrintWriter pw, java.lang.String[] args)


            
        pw.println("    " + getComponent() +
                " (Description: " + getDescription() + ")");
        pw.println("    Static AID groups:");
        for (AidGroup group : mStaticAidGroups.values()) {
            pw.println("        Category: " + group.category);
            for (String aid : group.aids) {
                pw.println("            AID: " + aid);
            }
        }
        pw.println("    Dynamic AID groups:");
        for (AidGroup group : mDynamicAidGroups.values()) {
            pw.println("        Category: " + group.category);
            for (String aid : group.aids) {
                pw.println("            AID: " + aid);
            }
        }
public booleanequals(java.lang.Object o)

        if (this == o) return true;
        if (!(o instanceof ApduServiceInfo)) return false;
        ApduServiceInfo thatService = (ApduServiceInfo) o;

        return thatService.getComponent().equals(this.getComponent());
public java.util.ArrayListgetAidGroups()
Returns a consolidated list of AID groups registered by this service. Note that if a service has both a static (manifest-based) AID group for a category and a dynamic AID group, only the dynamically registered AID group will be returned for that category.

return
List of AIDs registered by the service

        final ArrayList<AidGroup> groups = new ArrayList<AidGroup>();
        for (Map.Entry<String, AidGroup> entry : mDynamicAidGroups.entrySet()) {
            groups.add(entry.getValue());
        }
        for (Map.Entry<String, AidGroup> entry : mStaticAidGroups.entrySet()) {
            if (!mDynamicAidGroups.containsKey(entry.getKey())) {
                // Consolidate AID groups - don't return static ones
                // if a dynamic group exists for the category.
                groups.add(entry.getValue());
            }
        }
        return groups;
public java.util.ArrayListgetAids()
Returns a consolidated list of AIDs from the AID groups registered by this service. Note that if a service has both a static (manifest-based) AID group for a category and a dynamic AID group, only the dynamically registered AIDs will be returned for that category.

return
List of AIDs registered by the service

        final ArrayList<String> aids = new ArrayList<String>();
        for (AidGroup group : getAidGroups()) {
            aids.addAll(group.aids);
        }
        return aids;
public java.lang.StringgetCategoryForAid(java.lang.String aid)
Returns the category to which this service has attributed the AID that is passed in, or null if we don't know this AID.

        ArrayList<AidGroup> groups = getAidGroups();
        for (AidGroup group : groups) {
            if (group.aids.contains(aid.toUpperCase())) {
                return group.category;
            }
        }
        return null;
public android.content.ComponentNamegetComponent()

        return new ComponentName(mService.serviceInfo.packageName,
                mService.serviceInfo.name);
public java.lang.StringgetDescription()

        return mDescription;
public AidGroupgetDynamicAidGroupForCategory(java.lang.String category)
Returns the registered AID group for this category.

        return mDynamicAidGroups.get(category);
public intgetUid()

        return mUid;
public booleanhasCategory(java.lang.String category)

        return (mStaticAidGroups.containsKey(category) || mDynamicAidGroups.containsKey(category));
public inthashCode()

        return getComponent().hashCode();
public booleanisOnHost()

        return mOnHost;
public android.graphics.drawable.DrawableloadBanner(android.content.pm.PackageManager pm)

        Resources res;
        try {
            res = pm.getResourcesForApplication(mService.serviceInfo.packageName);
            Drawable banner = res.getDrawable(mBannerResourceId);
            return banner;
        } catch (NotFoundException e) {
            Log.e(TAG, "Could not load banner.");
            return null;
        } catch (NameNotFoundException e) {
            Log.e(TAG, "Could not load banner.");
            return null;
        }
public android.graphics.drawable.DrawableloadIcon(android.content.pm.PackageManager pm)

        return mService.loadIcon(pm);
public java.lang.CharSequenceloadLabel(android.content.pm.PackageManager pm)

        return mService.loadLabel(pm);
public booleanremoveDynamicAidGroupForCategory(java.lang.String category)

        return (mDynamicAidGroups.remove(category) != null);
public booleanrequiresUnlock()

        return mRequiresDeviceUnlock;
public voidsetOrReplaceDynamicAidGroup(AidGroup aidGroup)

        mDynamicAidGroups.put(aidGroup.getCategory(), aidGroup);
public java.lang.StringtoString()

        StringBuilder out = new StringBuilder("ApduService: ");
        out.append(getComponent());
        out.append(", description: " + mDescription);
        out.append(", Static AID Groups: ");
        for (AidGroup aidGroup : mStaticAidGroups.values()) {
            out.append(aidGroup.toString());
        }
        out.append(", Dynamic AID Groups: ");
        for (AidGroup aidGroup : mDynamicAidGroups.values()) {
            out.append(aidGroup.toString());
        }
        return out.toString();
public voidwriteToParcel(android.os.Parcel dest, int flags)

        mService.writeToParcel(dest, flags);
        dest.writeString(mDescription);
        dest.writeInt(mOnHost ? 1 : 0);
        dest.writeInt(mStaticAidGroups.size());
        if (mStaticAidGroups.size() > 0) {
            dest.writeTypedList(new ArrayList<AidGroup>(mStaticAidGroups.values()));
        }
        dest.writeInt(mDynamicAidGroups.size());
        if (mDynamicAidGroups.size() > 0) {
            dest.writeTypedList(new ArrayList<AidGroup>(mDynamicAidGroups.values()));
        }
        dest.writeInt(mRequiresDeviceUnlock ? 1 : 0);
        dest.writeInt(mBannerResourceId);
        dest.writeInt(mUid);