Java tutorial
/* * Licensed under the Apache License, Version 2.0 (the "License"); * * You may not use this file except in compliance with the License. * * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * * See the License for the specific language governing permissions and * limitations under the License. * * Contributions from 2013-2017 where performed either by US government * employees, or under US Veterans Health Administration contracts. * * US Veterans Health Administration contributions by government employees * are work of the U.S. Government and are not subject to copyright * protection in the United States. Portions contributed by government * employees are USGovWork (17USC 105). Not subject to copyright. * * Contribution by contractors to the US Veterans Health Administration * during this period are contractually contributed under the * Apache License, Version 2.0. * * See: https://www.usa.gov/government-works * * Contributions prior to 2013: * * Copyright (C) International Health Terminology Standards Development Organisation. * Licensed under the Apache License, Version 2.0. * */ package sh.isaac.api.util; //~--- JDK imports ------------------------------------------------------------ import java.io.File; import java.io.IOException; import java.net.URL; import java.util.concurrent.ExecutionException; //~--- non-JDK imports -------------------------------------------------------- import javafx.application.Platform; import javafx.concurrent.Task; //~--- JDK imports ------------------------------------------------------------ import javax.xml.parsers.DocumentBuilder; import javax.xml.parsers.DocumentBuilderFactory; import javax.xml.xpath.XPath; import javax.xml.xpath.XPathConstants; import javax.xml.xpath.XPathFactory; //~--- non-JDK imports -------------------------------------------------------- import org.apache.commons.lang3.StringUtils; import org.w3c.dom.Document; import org.w3c.dom.Node; import sh.isaac.api.Get; import sh.isaac.api.LookupService; //~--- classes ---------------------------------------------------------------- /** * The Class ArtifactUtilities. */ public class ArtifactUtilities { /** * The main method. * * @param args the arguments * @throws InterruptedException the interrupted exception * @throws ExecutionException the execution exception * @throws IOException Signals that an I/O exception has occurred. */ public static void main(String[] args) throws InterruptedException, ExecutionException, IOException { try { final String username = "foo"; final String userpd = "foo"; LookupService.startupWorkExecutors(); final URL release = new URL("http://artifactory.isaac.sh/artifactory/libs-release-local" + makeMavenRelativePath("aopalliance", "aopalliance", "1.0", null, "jar")); Task<File> task = new DownloadUnzipTask(null, null, release, false, true, null); Get.workExecutors().getExecutor().submit(task); File foo = task.get(); System.out.println(foo.getCanonicalPath()); foo.delete(); foo.getParentFile().delete(); final File where = new File("").getAbsoluteFile(); URL snapshot = new URL("http://artifactory.isaac.sh/artifactory/libs-snapshot" + makeMavenRelativePath("http://artifactory.isaac.sh/artifactory/libs-snapshot", username, userpd, "sh.isaac.db", "vhat", "2016.01.07-1.0-SNAPSHOT", "all", "cradle.zip")); task = new DownloadUnzipTask(username, userpd, snapshot, true, true, where); Get.workExecutors().getExecutor().submit(task); foo = task.get(); snapshot = new URL("http://artifactory.isaac.sh/artifactory/libs-snapshot" + makeMavenRelativePath("http://artifactory.isaac.sh/artifactory/libs-snapshot", username, userpd, "sh.isaac.db", "vhat", "2016.01.07-1.0-SNAPSHOT", "all", "lucene.zip")); task = new DownloadUnzipTask(username, userpd, snapshot, true, true, where); Get.workExecutors().getExecutor().submit(task); foo = task.get(); System.out.println(foo.getCanonicalPath()); } catch (final Exception e) { e.printStackTrace(); } Platform.exit(); } /** * Make full URL. * * @param baseMavenURL the base maven URL * @param mavenUsername - optional - only used for a SNAPSHOT dependency * @param mavenPassword - optional - only used for a SNAPSHOT dependency * @param groupId the group id * @param artifactId the artifact id * @param version the version * @param classifier - optional * @param type the type * @return the url * @throws Exception the exception */ public static URL makeFullURL(String baseMavenURL, String mavenUsername, String mavenPassword, String groupId, String artifactId, String version, String classifier, String type) throws Exception { return new URL(baseMavenURL + (baseMavenURL.endsWith("/") ? "" : "/") + makeMavenRelativePath(baseMavenURL, mavenUsername, mavenPassword, groupId, artifactId, version, classifier, type)); } /** * Make maven relative path. * * @param groupId the group id * @param artifactId the artifact id * @param version the version * @param classifier the classifier * @param type the type * @return the string */ public static String makeMavenRelativePath(String groupId, String artifactId, String version, String classifier, String type) { if (version.endsWith("-SNAPSHOT")) { throw new RuntimeException( "Cannot create a valid path to a -SNAPSHOT url without downloading the corresponding maven-metadata.xml file."); } try { return makeMavenRelativePath(null, null, null, groupId, artifactId, version, classifier, type); } catch (final Exception e) { throw new RuntimeException("Unexpected", e); } } /** * Make maven relative path. * * @param baseMavenURL - optional - but required if you are downloading a SNAPSHOT dependency, as this method will need to download the metadata file * from the repository server in order to determine the proper version component for the SNAPSHOT. * @param mavenUsername - optional - only used for a SNAPSHOT dependency * @param mavenPassword - optional - only used for a SNAPSHOT dependency * @param groupId the group id * @param artifactId the artifact id * @param version the version * @param classifier - optional * @param type the type * @return the string * @throws Exception the exception */ public static String makeMavenRelativePath(String baseMavenURL, String mavenUsername, String mavenPassword, String groupId, String artifactId, String version, String classifier, String type) throws Exception { final String temp = groupId.replaceAll("\\.", "/"); String snapshotVersion = ""; String versionWithoutSnapshot = version; if (version.endsWith("-SNAPSHOT")) { versionWithoutSnapshot = version.substring(0, version.lastIndexOf("-SNAPSHOT")); final URL metadataUrl = new URL(baseMavenURL + (baseMavenURL.endsWith("/") ? "" : "/") + temp + "/" + artifactId + "/" + version + "/maven-metadata.xml"); // Need to download the maven-metadata.xml file final Task<File> task = new DownloadUnzipTask(mavenUsername, mavenPassword, metadataUrl, false, false, null); WorkExecutors.get().getExecutor().execute(task); final File metadataFile = task.get(); final DocumentBuilderFactory domFactory = DocumentBuilderFactory.newInstance(); // added to avoid XXE injections domFactory.setFeature("http://apache.org/xml/features/disallow-doctype-decl", true); DocumentBuilder builder; Document dDoc = null; final XPath xPath = XPathFactory.newInstance().newXPath(); builder = domFactory.newDocumentBuilder(); dDoc = builder.parse(metadataFile); final String timestamp = ((Node) xPath.evaluate("/metadata/versioning/snapshot/timestamp", dDoc, XPathConstants.NODE)).getTextContent(); final String buildNumber = ((Node) xPath.evaluate("/metadata/versioning/snapshot/buildNumber", dDoc, XPathConstants.NODE)).getTextContent(); snapshotVersion = "-" + timestamp + "-" + buildNumber; metadataFile.delete(); // The download task makes a subfolder in temp for this, delete that too metadataFile.getParentFile().delete(); } return temp + "/" + artifactId + "/" + version + "/" + artifactId + "-" + versionWithoutSnapshot + snapshotVersion + (StringUtils.isNotBlank(classifier) ? "-" + classifier : "") + "." + type; } }