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Functional Java is an open source library that supports closures for the Java programming language
package fj.data;
import fj.P1;
/**
* The constant arrow, for attaching a new name to an existing type. For every pair of types A and B, this type
* is the identity morphism from B to B.
*/
@SuppressWarnings({"UnusedDeclaration"})
public final class $ extends P1 {
private final B b;
private $(final B b) {
this.b = b;
}
/**
* @deprecated JDK 8 warns '_' may not be supported after SE 8. Replaced by {@link #constant} and synonym {@link #__} (prefer constant).
*/
@Deprecated
public static $ _(final B b) {
return constant(b);
}
public static $ __(final B b) {
return constant(b);
}
public static $ constant(final B b) {
return new $(b);
}
public B _1() {
return b;
}
}