Valentin Kipyatkov
27 lines
553 B
Java
27 lines
553 B
Java
//file
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import org.jetbrains.annotations.NotNull;
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import org.jetbrains.annotations.Nullable;
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class Base {
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@Nullable
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public String foo(@Nullable String s) { return ""; }
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public String bar(String s) {
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return s != null ? s + 1 : null;
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}
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public String zoo(Object o){ return ""; }
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}
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interface I {
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@Nullable String zoo(@Nullable Object o);
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}
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class C extends Base implements I {
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public String foo(String s) { return ""; }
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public String bar(String s) { return ""; }
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public String zoo(Object o) { return ""; }
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}
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