}
public Reporter(@Nonnull File annotationsDir, @Nonnull File callFile, @Nonnull Path reportFile)  throws IOException {
Preconditions.checkNotNull(annotationsDir);</BUG>
Preconditions.checkArgument(annotationsDir.exists());
Preconditions.checkArgument(annotationsDir.isDirectory());
<BUG>Preconditions.checkNotNull(reportFile);
Preconditions.checkNotNull(callFile);
Preconditions.checkArgument(callFile.exists());
Preconditions.checkArgument(callFile.isFile());</BUG>
File[] annotationFiles = annotationsDir.listFiles();

}
public Reporter(@Nonnull File annotationsDir)  throws IOException {
Preconditions.checkNotNull(annotationsDir);
Preconditions.checkArgument(annotationsDir.exists());
Preconditions.checkArgument(annotationsDir.isDirectory());
File[] annotationFiles = annotationsDir.listFiles();
