Android Open Source - tapad-android-sdk Android Id

From Project

License

The source code is released under:

MIT License

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Java Source Code

package com.tapad.tracking.deviceidentification;
/* w ww  .j  a v  a2  s  .  c o  m*/
import android.content.Context;
import android.provider.Settings;
import com.tapad.util.DigestUtil;
import com.tapad.util.Logging;

import java.security.NoSuchAlgorithmException;
import java.util.ArrayList;
import java.util.List;

/**
 * This class knows how to fetch and encode values from Settings.Secure.ANDROID_ID
 *
 * Gets the Android system ID hashed with MD5 and formatted as a 32 byte hexadecimal number.
 * Gets the Android system ID hashed with SHA1 and formatted as a 40 byte hexadecimal number.
 */
public class AndroidId implements IdentifierSource {
    @Override
    public List<TypedIdentifier> get(Context context) {
        String androidId = Settings.System.getString(context.getContentResolver(), Settings.Secure.ANDROID_ID);
        List<TypedIdentifier> ids = new ArrayList<TypedIdentifier>();
        if (androidId != null) {
            try {
                ids.add(new TypedIdentifier(TypedIdentifier.TYPE_ANDROID_ID_MD5, DigestUtil.md5Hash(androidId)));
            }
            catch (NoSuchAlgorithmException nsae) {
                Logging.error("Tracking", "Error hashing ANDROID_ID - MD5 not supported");
            }
            try {
                ids.add(new TypedIdentifier(TypedIdentifier.TYPE_ANDROID_ID_SHA1, DigestUtil.sha1Hash(androidId)));
            }
            catch (NoSuchAlgorithmException nsae) {
                Logging.error("Tracking", "Error hashing ANDROID_ID - SHA1 not supported");
            }
        }
        else {
            Logging.warn("Tracking", "Error retrieving ANDROID_ID.");
        }
        return (ids);
    }
}

Java Source Code List