a.java 文件源码

/**
 * Returns class name for this activity with the package prefix removed.
 * This is the default name used to read and write settings.
 *
 * @return The local class name.
 */
@NonNull
public String getLocalClassName() {
    final String pkg = getPackageName();
    final String cls = mComponent.getClassName();
    int packageLen = pkg.length();
    if (!cls.startsWith(pkg) || cls.length() <= packageLen
            || cls.charAt(packageLen) != '.') {
        return cls;
    }
    return cls.substring(packageLen+1);
}