check instanceof Movie
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@ -12,6 +12,10 @@ public boolean equals(Object other) {
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if (other == null) {
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return false;
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}
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if (!(other instanceof Movie)) {
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return false;
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}
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Movie movie = (Movie) other;
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if (movie.name.equals(this.name) && movie.yearOfRelease.equals(this.yearOfRelease)) {
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return true;
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