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public
interface
Contents {
int
value();
}
public
interface
Destination {
String readLabel();
}
public
class
Goods {
private
class
Content
implements
Contents {
private
int
i =
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;
public
int
value() {
return
i;
}
}
protected
class
GDestination
implements
Destination {
private
String label;
private
GDestination(String whereTo) {
label = whereTo;
}
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