--- old/src/sample/nashorn/jsadapter-fallthrough.js 2020-04-15 18:54:10.000000000 +0530 +++ /dev/null 2020-04-15 18:54:10.000000000 +0530 @@ -1,57 +0,0 @@ -/* - * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * - Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * - Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * - Neither the name of Oracle nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS - * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, - * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR - * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, - * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, - * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR - * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF - * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING - * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS - * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -// Demonstrate how to provide a default fall-through solution for adapted Java -// objects, forwarding all calls that are not adapted. - -var Date = Java.type('java.time.LocalDate') - -function wrapDate(d) { - return new JSAdapter() { - __call__: function() { - // adapted (extra) methods - if (arguments[0] === 'yesterday') { - return d.minusDays(1) - } - // fall-through: forward all other, non-adapted method calls - var args = [d].concat(Array.prototype.slice.call(arguments, 1)) - return Function.call.apply(d[arguments[0]], args) - } - } -} - -var now = wrapDate(Date.now()) - -print(now) -print(now.yesterday()) // adapted -print(now.lengthOfMonth()) // fall through to original method -print(now.atTime(23, 42)) // arguments are passed through -