--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/main/java/fj/P7.java	Fri Mar 20 21:04:03 2015 +0900
@@ -0,0 +1,530 @@
+package fj;
+
+/**
+ * A product-7.
+ *
+ * @version %build.number%
+ */
+@SuppressWarnings({"UnnecessaryFullyQualifiedName"})
+public abstract class P7<A, B, C, D, E, F, G> {
+  /**
+   * Access the first element of the product.
+   *
+   * @return The first element of the product.
+   */
+  public abstract A _1();
+
+  /**
+   * Access the second element of the product.
+   *
+   * @return The second element of the product.
+   */
+  public abstract B _2();
+
+  /**
+   * Access the third element of the product.
+   *
+   * @return The third element of the product.
+   */
+  public abstract C _3();
+
+  /**
+   * Access the fourth element of the product.
+   *
+   * @return The fourth element of the product.
+   */
+  public abstract D _4();
+
+  /**
+   * Access the fifth element of the product.
+   *
+   * @return The fifth element of the product.
+   */
+  public abstract E _5();
+
+  /**
+   * Access the sixth element of the product.
+   *
+   * @return The sixth element of the product.
+   */
+  public abstract F _6();
+
+  /**
+   * Access the seventh element of the product.
+   *
+   * @return The seventh element of the product.
+   */
+  public abstract G _7();
+
+  /**
+   * Map the first element of the product.
+   *
+   * @param f The function to map with.
+   * @return A product with the given function applied.
+   */
+  public final <X> P7<X, B, C, D, E, F, G> map1(final fj.F<A, X> f) {
+    return new P7<X, B, C, D, E, F, G>() {
+      public X _1() {
+        return f.f(P7.this._1());
+      }
+
+      public B _2() {
+        return P7.this._2();
+      }
+
+      public C _3() {
+        return P7.this._3();
+      }
+
+      public D _4() {
+        return P7.this._4();
+      }
+
+      public E _5() {
+        return P7.this._5();
+      }
+
+      public F _6() {
+        return P7.this._6();
+      }
+
+      public G _7() {
+        return P7.this._7();
+      }
+    };
+  }
+
+  /**
+   * Map the second element of the product.
+   *
+   * @param f The function to map with.
+   * @return A product with the given function applied.
+   */
+  public final <X> P7<A, X, C, D, E, F, G> map2(final fj.F<B, X> f) {
+    return new P7<A, X, C, D, E, F, G>() {
+      public A _1() {
+        return P7.this._1();
+      }
+
+      public X _2() {
+        return f.f(P7.this._2());
+      }
+
+      public C _3() {
+        return P7.this._3();
+      }
+
+      public D _4() {
+        return P7.this._4();
+      }
+
+      public E _5() {
+        return P7.this._5();
+      }
+
+      public F _6() {
+        return P7.this._6();
+      }
+
+      public G _7() {
+        return P7.this._7();
+      }
+    };
+  }
+
+  /**
+   * Map the third element of the product.
+   *
+   * @param f The function to map with.
+   * @return A product with the given function applied.
+   */
+  public final <X> P7<A, B, X, D, E, F, G> map3(final fj.F<C, X> f) {
+    return new P7<A, B, X, D, E, F, G>() {
+      public A _1() {
+        return P7.this._1();
+      }
+
+      public B _2() {
+        return P7.this._2();
+      }
+
+      public X _3() {
+        return f.f(P7.this._3());
+      }
+
+      public D _4() {
+        return P7.this._4();
+      }
+
+      public E _5() {
+        return P7.this._5();
+      }
+
+      public F _6() {
+        return P7.this._6();
+      }
+
+      public G _7() {
+        return P7.this._7();
+      }
+    };
+  }
+
+  /**
+   * Map the fourth element of the product.
+   *
+   * @param f The function to map with.
+   * @return A product with the given function applied.
+   */
+  public final <X> P7<A, B, C, X, E, F, G> map4(final fj.F<D, X> f) {
+    return new P7<A, B, C, X, E, F, G>() {
+      public A _1() {
+        return P7.this._1();
+      }
+
+      public B _2() {
+        return P7.this._2();
+      }
+
+      public C _3() {
+        return P7.this._3();
+      }
+
+      public X _4() {
+        return f.f(P7.this._4());
+      }
+
+      public E _5() {
+        return P7.this._5();
+      }
+
+      public F _6() {
+        return P7.this._6();
+      }
+
+      public G _7() {
+        return P7.this._7();
+      }
+    };
+  }
+
+  /**
+   * Map the fifth element of the product.
+   *
+   * @param f The function to map with.
+   * @return A product with the given function applied.
+   */
+  public final <X> P7<A, B, C, D, X, F, G> map5(final fj.F<E, X> f) {
+    return new P7<A, B, C, D, X, F, G>() {
+      public A _1() {
+        return P7.this._1();
+      }
+
+      public B _2() {
+        return P7.this._2();
+      }
+
+      public C _3() {
+        return P7.this._3();
+      }
+
+      public D _4() {
+        return P7.this._4();
+      }
+
+      public X _5() {
+        return f.f(P7.this._5());
+      }
+
+      public F _6() {
+        return P7.this._6();
+      }
+
+      public G _7() {
+        return P7.this._7();
+      }
+    };
+  }
+
+  /**
+   * Map the sixth element of the product.
+   *
+   * @param f The function to map with.
+   * @return A product with the given function applied.
+   */
+  public final <X> P7<A, B, C, D, E, X, G> map6(final fj.F<F, X> f) {
+    return new P7<A, B, C, D, E, X, G>() {
+      public A _1() {
+        return P7.this._1();
+      }
+
+      public B _2() {
+        return P7.this._2();
+      }
+
+      public C _3() {
+        return P7.this._3();
+      }
+
+      public D _4() {
+        return P7.this._4();
+      }
+
+      public E _5() {
+        return P7.this._5();
+      }
+
+      public X _6() {
+        return f.f(P7.this._6());
+      }
+
+      public G _7() {
+        return P7.this._7();
+      }
+    };
+  }
+
+  /**
+   * Map the seventh element of the product.
+   *
+   * @param f The function to map with.
+   * @return A product with the given function applied.
+   */
+  public final <X> P7<A, B, C, D, E, F, X> map7(final fj.F<G, X> f) {
+    return new P7<A, B, C, D, E, F, X>() {
+      public A _1() {
+        return P7.this._1();
+      }
+
+      public B _2() {
+        return P7.this._2();
+      }
+
+      public C _3() {
+        return P7.this._3();
+      }
+
+      public D _4() {
+        return P7.this._4();
+      }
+
+      public E _5() {
+        return P7.this._5();
+      }
+
+      public F _6() {
+        return P7.this._6();
+      }
+
+      public X _7() {
+        return f.f(P7.this._7());
+      }
+    };
+  }
+
+  /**
+   * Returns the 1-product projection over the first element.
+   *
+   * @return the 1-product projection over the first element.
+   */
+  public final P1<A> _1_() {
+    return F1Functions.lazy(P7.<A, B, C, D, E, F, G>__1()).f(this);
+  }
+
+  /**
+   * Returns the 1-product projection over the second element.
+   *
+   * @return the 1-product projection over the second element.
+   */
+  public final P1<B> _2_() {
+    return F1Functions.lazy(P7.<A, B, C, D, E, F, G>__2()).f(this);
+  }
+
+  /**
+   * Returns the 1-product projection over the third element.
+   *
+   * @return the 1-product projection over the third element.
+   */
+  public final P1<C> _3_() {
+    return F1Functions.lazy(P7.<A, B, C, D, E, F, G>__3()).f(this);
+  }
+
+  /**
+   * Returns the 1-product projection over the fourth element.
+   *
+   * @return the 1-product projection over the fourth element.
+   */
+  public final P1<D> _4_() {
+    return F1Functions.lazy(P7.<A, B, C, D, E, F, G>__4()).f(this);
+  }
+
+  /**
+   * Returns the 1-product projection over the fifth element.
+   *
+   * @return the 1-product projection over the fifth element.
+   */
+  public final P1<E> _5_() {
+    return F1Functions.lazy(P7.<A, B, C, D, E, F, G>__5()).f(this);
+  }
+
+  /**
+   * Returns the 1-product projection over the sixth element.
+   *
+   * @return the 1-product projection over the sixth element.
+   */
+  public final P1<F> _6_() {
+    return F1Functions.lazy(P7.<A, B, C, D, E, F, G>__6()).f(this);
+  }
+
+  /**
+   * Returns the 1-product projection over the seventh element.
+   *
+   * @return the 1-product projection over the seventh element.
+   */
+  public final P1<G> _7_() {
+    return F1Functions.lazy(P7.<A, B, C, D, E, F, G>__7()).f(this);
+  }
+
+  /**
+   * Provides a memoising P7 that remembers its values.
+   *
+   * @return A P7 that calls this P7 once for any given element and remembers the value for subsequent calls.
+   */
+  public final P7<A, B, C, D, E, F, G> memo() {
+      P7<A, B, C, D, E, F, G> self = this;
+    return new P7<A, B, C, D, E, F, G>() {
+      private final P1<A> a = P1.memo(u -> self._1());
+      private final P1<B> b = P1.memo(u -> self._2());
+      private final P1<C> c = P1.memo(u -> self._3());
+      private final P1<D> d = P1.memo(u -> self._4());
+      private final P1<E> e = P1.memo(u -> self._5());
+      private final P1<F> f = P1.memo(u -> self._6());
+      private final P1<G> g = P1.memo(u -> self._7());
+
+      public A _1() {
+        return a._1();
+      }
+
+      public B _2() {
+        return b._1();
+      }
+
+      public C _3() {
+        return c._1();
+      }
+
+      public D _4() {
+        return d._1();
+      }
+
+      public E _5() {
+        return e._1();
+      }
+
+      public F _6() {
+        return f._1();
+      }
+
+      public G _7() {
+        return g._1();
+      }
+    };
+  }
+
+  /**
+   * Returns a function that returns the first element of a product.
+   *
+   * @return A function that returns the first element of a product.
+   */
+  public static <A, B, C, D, E, F$, G> fj.F<P7<A, B, C, D, E, F$, G>, A> __1() {
+    return new fj.F<P7<A, B, C, D, E, F$, G>, A>() {
+      public A f(final P7<A, B, C, D, E, F$, G> p) {
+        return p._1();
+      }
+    };
+  }
+
+  /**
+   * Returns a function that returns the second element of a product.
+   *
+   * @return A function that returns the second element of a product.
+   */
+  public static <A, B, C, D, E, F$, G> fj.F<P7<A, B, C, D, E, F$, G>, B> __2() {
+    return new fj.F<P7<A, B, C, D, E, F$, G>, B>() {
+      public B f(final P7<A, B, C, D, E, F$, G> p) {
+        return p._2();
+      }
+    };
+  }
+
+  /**
+   * Returns a function that returns the third element of a product.
+   *
+   * @return A function that returns the third element of a product.
+   */
+  public static <A, B, C, D, E, F$, G> fj.F<P7<A, B, C, D, E, F$, G>, C> __3() {
+    return new fj.F<P7<A, B, C, D, E, F$, G>, C>() {
+      public C f(final P7<A, B, C, D, E, F$, G> p) {
+        return p._3();
+      }
+    };
+  }
+
+  /**
+   * Returns a function that returns the fourth element of a product.
+   *
+   * @return A function that returns the fourth element of a product.
+   */
+  public static <A, B, C, D, E, F$, G> fj.F<P7<A, B, C, D, E, F$, G>, D> __4() {
+    return new fj.F<P7<A, B, C, D, E, F$, G>, D>() {
+      public D f(final P7<A, B, C, D, E, F$, G> p) {
+        return p._4();
+      }
+    };
+  }
+
+  /**
+   * Returns a function that returns the fifth element of a product.
+   *
+   * @return A function that returns the fifth element of a product.
+   */
+  public static <A, B, C, D, E, F$, G> fj.F<P7<A, B, C, D, E, F$, G>, E> __5() {
+    return new fj.F<P7<A, B, C, D, E, F$, G>, E>() {
+      public E f(final P7<A, B, C, D, E, F$, G> p) {
+        return p._5();
+      }
+    };
+  }
+
+  /**
+   * Returns a function that returns the sixth element of a product.
+   *
+   * @return A function that returns the sixth element of a product.
+   */
+  public static <A, B, C, D, E, F$, G> fj.F<P7<A, B, C, D, E, F$, G>, F$> __6() {
+    return new fj.F<P7<A, B, C, D, E, F$, G>, F$>() {
+      public F$ f(final P7<A, B, C, D, E, F$, G> p) {
+        return p._6();
+      }
+    };
+  }
+
+  /**
+   * Returns a function that returns the seventh element of a product.
+   *
+   * @return A function that returns the seventh element of a product.
+   */
+  public static <A, B, C, D, E, F$, G> fj.F<P7<A, B, C, D, E, F$, G>, G> __7() {
+    return new fj.F<P7<A, B, C, D, E, F$, G>, G>() {
+      public G f(final P7<A, B, C, D, E, F$, G> p) {
+        return p._7();
+      }
+    };
+  }
+
+	public String toString() {
+		return Show.p7Show(Show.<A>anyShow(), Show.<B>anyShow(), Show.<C>anyShow(), Show.<D>anyShow(), Show.<E>anyShow(), Show.<F>anyShow(), Show.<G>anyShow()).showS(this);
+	}
+
+
+}