Example usage for android.util ArrayMap entrySet

Introduction

In this page you can find the example usage for android.util ArrayMap entrySet.

Prototype

@Override
public Set<Map.Entry<K, V>> entrySet() 

Source Link

Document

Return a java.util.Set for iterating over and interacting with all mappings in the array map.

Usage

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

private boolean parseKeySets(Package owner, Resources res, XmlPullParser parser, AttributeSet attrs,
        String[] outError) throws XmlPullParserException, IOException {
    // we've encountered the 'key-sets' tag
    // all the keys and keysets that we want must be defined here
    // so we're going to iterate over the parser and pull out the things we want
    int outerDepth = parser.getDepth();
    int currentKeySetDepth = -1;
    int type;// www  .  j av  a2 s. co  m
    String currentKeySet = null;
    ArrayMap<String, PublicKey> publicKeys = new ArrayMap<String, PublicKey>();
    ArraySet<String> upgradeKeySets = new ArraySet<String>();
    ArrayMap<String, ArraySet<String>> definedKeySets = new ArrayMap<String, ArraySet<String>>();
    ArraySet<String> improperKeySets = new ArraySet<String>();
    while ((type = parser.next()) != XmlPullParser.END_DOCUMENT
            && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) {
        if (type == XmlPullParser.END_TAG) {
            if (parser.getDepth() == currentKeySetDepth) {
                currentKeySet = null;
                currentKeySetDepth = -1;
            }
            continue;
        }
        String tagName = parser.getName();
        if (tagName.equals("key-set")) {
            if (currentKeySet != null) {
                outError[0] = "Improperly nested 'key-set' tag at " + parser.getPositionDescription();
                mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
                return false;
            }
            final TypedArray sa = res.obtainAttributes(attrs,
                    com.android.internal.R.styleable.AndroidManifestKeySet);
            final String keysetName = sa
                    .getNonResourceString(com.android.internal.R.styleable.AndroidManifestKeySet_name);
            definedKeySets.put(keysetName, new ArraySet<String>());
            currentKeySet = keysetName;
            currentKeySetDepth = parser.getDepth();
            sa.recycle();
        } else if (tagName.equals("public-key")) {
            if (currentKeySet == null) {
                outError[0] = "Improperly nested 'key-set' tag at " + parser.getPositionDescription();
                mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
                return false;
            }
            final TypedArray sa = res.obtainAttributes(attrs,
                    com.android.internal.R.styleable.AndroidManifestPublicKey);
            final String publicKeyName = sa
                    .getNonResourceString(com.android.internal.R.styleable.AndroidManifestPublicKey_name);
            final String encodedKey = sa
                    .getNonResourceString(com.android.internal.R.styleable.AndroidManifestPublicKey_value);
            if (encodedKey == null && publicKeys.get(publicKeyName) == null) {
                outError[0] = "'public-key' " + publicKeyName + " must define a public-key value"
                        + " on first use at " + parser.getPositionDescription();
                mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
                sa.recycle();
                return false;
            } else if (encodedKey != null) {
                PublicKey currentKey = parsePublicKey(encodedKey);
                if (currentKey == null) {
                    Slog.w(TAG,
                            "No recognized valid key in 'public-key' tag at " + parser.getPositionDescription()
                                    + " key-set " + currentKeySet
                                    + " will not be added to the package's defined key-sets.");
                    sa.recycle();
                    improperKeySets.add(currentKeySet);
                    XmlUtils.skipCurrentTag(parser);
                    continue;
                }
                if (publicKeys.get(publicKeyName) == null || publicKeys.get(publicKeyName).equals(currentKey)) {

                    /* public-key first definition, or matches old definition */
                    publicKeys.put(publicKeyName, currentKey);
                } else {
                    outError[0] = "Value of 'public-key' " + publicKeyName
                            + " conflicts with previously defined value at " + parser.getPositionDescription();
                    mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
                    sa.recycle();
                    return false;
                }
            }
            definedKeySets.get(currentKeySet).add(publicKeyName);
            sa.recycle();
            XmlUtils.skipCurrentTag(parser);
        } else if (tagName.equals("upgrade-key-set")) {
            final TypedArray sa = res.obtainAttributes(attrs,
                    com.android.internal.R.styleable.AndroidManifestUpgradeKeySet);
            String name = sa
                    .getNonResourceString(com.android.internal.R.styleable.AndroidManifestUpgradeKeySet_name);
            upgradeKeySets.add(name);
            sa.recycle();
            XmlUtils.skipCurrentTag(parser);
        } else if (RIGID_PARSER) {
            outError[0] = "Bad element under <key-sets>: " + parser.getName() + " at " + mArchiveSourcePath
                    + " " + parser.getPositionDescription();
            mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
            return false;
        } else {
            Slog.w(TAG, "Unknown element under <key-sets>: " + parser.getName() + " at " + mArchiveSourcePath
                    + " " + parser.getPositionDescription());
            XmlUtils.skipCurrentTag(parser);
            continue;
        }
    }
    Set<String> publicKeyNames = publicKeys.keySet();
    if (publicKeyNames.removeAll(definedKeySets.keySet())) {
        outError[0] = "Package" + owner.packageName + " AndroidManifext.xml "
                + "'key-set' and 'public-key' names must be distinct.";
        mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
        return false;
    }
    owner.mKeySetMapping = new ArrayMap<String, ArraySet<PublicKey>>();
    for (ArrayMap.Entry<String, ArraySet<String>> e : definedKeySets.entrySet()) {
        final String keySetName = e.getKey();
        if (e.getValue().size() == 0) {
            Slog.w(TAG,
                    "Package" + owner.packageName + " AndroidManifext.xml " + "'key-set' " + keySetName
                            + " has no valid associated 'public-key'."
                            + " Not including in package's defined key-sets.");
            continue;
        } else if (improperKeySets.contains(keySetName)) {
            Slog.w(TAG,
                    "Package" + owner.packageName + " AndroidManifext.xml " + "'key-set' " + keySetName
                            + " contained improper 'public-key'"
                            + " tags. Not including in package's defined key-sets.");
            continue;
        }
        owner.mKeySetMapping.put(keySetName, new ArraySet<PublicKey>());
        for (String s : e.getValue()) {
            owner.mKeySetMapping.get(keySetName).add(publicKeys.get(s));
        }
    }
    if (owner.mKeySetMapping.keySet().containsAll(upgradeKeySets)) {
        owner.mUpgradeKeySets = upgradeKeySets;
    } else {
        outError[0] = "Package" + owner.packageName + " AndroidManifext.xml "
                + "does not define all 'upgrade-key-set's .";
        mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
        return false;
    }
    return true;
}

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