/* * Copyright (c) 2015, 2018, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. /* * @test * @bug 8179531 8010319 * @summary Check that ClassLoader.getResource works as expected in the JShell agent. * @modules jdk.jshell * @build KullaTesting TestingInputStream * @run testng GetResourceTest import jdk.jshell.Snippet;import static jdk.jshell.Snippet.Status.OVERWRITTEN;import static jdk.jshell.Snippet.Status.VALID;import org.testng.annotations.Test;public class GetResourceTest extends KullaTesting {public void checkGetResource() {"import java.util.Arrays;" );"boolean match(byte[] data, byte[] snippet) {\n" +" for (int i = 0; i < data.length - snippet.length; i++) {\n" +" if (Arrays.equals(Arrays.copyOfRange(data, i, i + snippet.length), snippet)) {\n" +" return true;\n" +" }\n" +" }\n" +" return false;\n" +"}" );"boolean test() throws Exception {\n" +" Class c = new Object() {}.getClass().getEnclosingClass();\n" +" byte[] data = c.getClassLoader().getResource(c.getName().replace('.', '/') + \" .class \").openStream().readAllBytes();\n" +" return match(data, \" check text\".getBytes(\" UTF-8\"));\n" +"}" );"test()" , "true" );public void checkRedefine() {"import java.util.Arrays;" );"boolean match(byte[] data, byte[] snippet) {\n" +" for (int i = 0; i < data.length - snippet.length; i++) {\n" +" if (Arrays.equals(Arrays.copyOfRange(data, i, i + snippet.length), snippet)) {\n" +" return true;\n" +" }\n" +" }\n" +" return false;\n" +"}" );"boolean test() throws Exception {\n" +" return false;\n" +"}" ));"boolean test() throws Exception {\n" +" Class c = new Object() {}.getClass().getEnclosingClass();\n" +" byte[] data = c.getClassLoader().getResource(c.getName().replace('.', '/') + \" .class \").openStream().readAllBytes();\n" +" return match(data, \" updated variant\".getBytes(\" UTF-8\"));\n" +"}" ,null ,true , null ),false , MAIN_SNIPPET));"test()" , "true" );public void checkResourceSize() {"import java.net.*;" );"boolean test() throws Exception {\n" +" Class c = new Object() {}.getClass().getEnclosingClass();" +" URL url = c.getClassLoader().getResource(c.getName().replace('.', '/') + \" .class \");\n" +" URLConnection connection = url.openConnection();\n" +" connection.connect();\n" +" return connection.getContentLength() == connection.getInputStream().readAllBytes().length;\n" +"}" );"test()" , "true" );public void checkTimestampCheck() {"import java.net.*;" );"import java.time.*;" );"import java.time.format.*;" );"long[] times(Class c) throws Exception {\n" +" URL url = c.getClassLoader().getResource(c.getName().replace('.', '/') + \" .class \");\n" +" URLConnection connection = url.openConnection();\n" +" connection.connect();\n" +" return new long[] {connection.getDate(),\n" +" connection.getLastModified()," +" Instant.from(DateTimeFormatter.RFC_1123_DATE_TIME.parse(connection.getHeaderField(\" last-modified\"))).toEpochMilli()};\n" +"}" );"long[] test() throws Exception {\n" +" int i = 0;\n" +" return times(new Object() {}.getClass().getEnclosingClass());\n" +"}" ));"long[] orig = test();" );long s = System.currentTimeMillis();while ((System.currentTimeMillis() - s) < 1000) { //ensure time change: try {Thread .sleep(1000);catch (InterruptedException ex) {}"long[] test() throws Exception {\n" +" int i = 1;\n" +" return times(new Object() {}.getClass().getEnclosingClass());\n" +"}" ,null ,false , null ),false , MAIN_SNIPPET));"long[] nue = test();" );"orig[0] < nue[0]" , "true" );"orig[1] < nue[1]" , "true" );"orig[0] == orig[2]" , "true" );"nue[0] == nue[2]" , "true" );public void checkFieldAccess() {"import java.net.*;" );"Class c = new Object() {}.getClass().getEnclosingClass();" );"URL url = c.getClassLoader().getResource(c.getName().replace('.', '/') + \" .class \");" );"URLConnection connection = url.openConnection();" );"connection.connect();" );"connection.getHeaderFieldKey(0)" , "\" content-length\"" );"connection.getHeaderFieldKey(1)" , "\" date\"" );"connection.getHeaderFieldKey(2)" , "\" last-modified\"" );"connection.getHeaderFieldKey(3)" , "null" );"connection.getHeaderField(0) != null" , "true" );"connection.getHeaderField(1) != null" , "true" );"connection.getHeaderField(2) != null" , "true" );"connection.getHeaderField(3) == null" , "true" );public void checkGetResources() {"import java.net.*;" );"Class c = new Object() {}.getClass().getEnclosingClass();" );"c.getClassLoader().getResources(c.getName().replace('.', '/') + \" .class \").hasMoreElements()" , "true" );quality 90%
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