Path: blob/aarch64-shenandoah-jdk8u272-b10/nashorn/docs/source/javaarray.js
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/*1* Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.2*3* Redistribution and use in source and binary forms, with or without4* modification, are permitted provided that the following conditions5* are met:6*7* - Redistributions of source code must retain the above copyright8* notice, this list of conditions and the following disclaimer.9*10* - Redistributions in binary form must reproduce the above copyright11* notice, this list of conditions and the following disclaimer in the12* documentation and/or other materials provided with the distribution.13*14* - Neither the name of Oracle nor the names of its15* contributors may be used to endorse or promote products derived16* from this software without specific prior written permission.17*18* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS19* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,20* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR21* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR22* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,23* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,24* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR25* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF26* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING27* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS28* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.29*/3031// create Java String array of 5 elements32var StringArray = Java.type("java.lang.String[]");33var a = new StringArray(5);3435// Accessing elements and length access is by usual Java syntax36a[0] = "scripting is great!";37print(a.length);38print(a[0]);3940// convert a script array to Java array41var anArray = [1, "13", false];42var javaIntArray = Java.to(anArray, "int[]");43print(javaIntArray[0]);// prints 144print(javaIntArray[1]); // prints 13, as string "13" was converted to number 13 as per ECMAScript ToNumber conversion45print(javaIntArray[2]);// prints 0, as boolean false was converted to number 0 as per ECMAScript ToNumber conversion4647// convert a Java array to a JavaScript array48var File = Java.type("java.io.File");49var listCurDir = new File(".").listFiles();50var jsList = Java.from(listCurDir);51print(jsList);525354