8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25 package java.util.function;
26
27 /**
28 * A supplier of {@code double} values. This is the {@code double}-providing
29 * primitive specialization of {@link Supplier}.
30 *
31 * @see Supplier
32 * @since 1.8
33 */
34 @FunctionalInterface
35 public interface DoubleSupplier {
36
37 /**
38 * Returns a {@code double} value.
39 *
40 * @return a {@code double} value
41 */
42 double getAsDouble();
43 }
|
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25 package java.util.function;
26
27 /**
28 * Represents a supplier of {@code double}-valued results. This is the
29 * {@code double}-producing primitive specialization of {@link Supplier}.
30 *
31 * <p>There is no requirement that a distinct result be returned each
32 * time the supplier is invoked.
33 *
34 * <p>This is a <a href="package-summary.html">functional interface</a>
35 * whose functional method is {@link #getAsDouble()}.
36 *
37 * @see Supplier
38 * @since 1.8
39 */
40 @FunctionalInterface
41 public interface DoubleSupplier {
42
43 /**
44 * Gets a result.
45 *
46 * @return a result
47 */
48 double getAsDouble();
49 }
|