Java tutorial
/******************************************************************************* * Copyright (c) 2015 QNX Software Systems and others. * All rights reserved. This program and the accompanying materials * are made available under the terms of the Eclipse Public License v1.0 * which accompanies this distribution, and is available at * http://www.eclipse.org/legal/epl-v10.html *******************************************************************************/ package it.baeyens.arduino.managers; import java.io.BufferedReader; import java.io.File; import java.io.FileReader; import java.io.IOException; import java.io.Reader; import java.io.StringReader; import java.nio.file.Path; import java.nio.file.Paths; import java.util.ArrayList; import java.util.Arrays; import java.util.List; import java.util.Map; import java.util.Properties; import org.apache.commons.io.FileUtils; import org.eclipse.core.runtime.CoreException; import org.eclipse.core.runtime.IProgressMonitor; import org.eclipse.core.runtime.IStatus; import org.eclipse.core.runtime.Status; import it.baeyens.arduino.common.ConfigurationPreferences; import it.baeyens.arduino.common.Const; import it.baeyens.arduino.ui.Activator; public class ArduinoPlatform { private String name; private String architecture; private String version; private String category; private String url; private String archiveFileName; private String checksum; private String size; private List<Board> boards; private List<ToolDependency> toolsDependencies; private Package pkg; private HierarchicalProperties boardsFile; private Properties platformProperties; void setOwner(Package pkg) { this.pkg = pkg; for (Board board : this.boards) { board.setOwners(this); } for (ToolDependency toolDep : this.toolsDependencies) { toolDep.setOwner(this); } } public Package getPackage() { return this.pkg; } public String getName() { return this.name; } public String getArchitecture() { return this.architecture; } public String getVersion() { return this.version; } public String getCategory() { return this.category; } public String getUrl() { return this.url; } public String getArchiveFileName() { return this.archiveFileName; } public String getChecksum() { return this.checksum; } public String getSize() { return this.size; } public List<Board> getBoards() throws CoreException { if (isInstalled() && this.boardsFile == null) { Properties boardProps = new Properties(); try (Reader reader = new FileReader(getBoardsFile())) { boardProps.load(reader); } catch (IOException e) { throw new CoreException( new Status(IStatus.ERROR, Activator.getId(), Messages.Platform_loading_boards, e)); } this.boardsFile = new HierarchicalProperties(boardProps); // Replace the boards with a real ones this.boards = new ArrayList<>(); for (Map.Entry<String, HierarchicalProperties> entry : this.boardsFile.getChildren().entrySet()) { if (entry.getValue().getChild("name") != null) { //$NON-NLS-1$ // assume things with names are boards this.boards.add(new Board(entry.getKey(), entry.getValue()).setOwners(this)); } } } return this.boards; } public Board getBoard(String boardName) throws CoreException { for (Board board : getBoards()) { if (boardName.equals(board.getName())) { return board; } } return null; } public List<ToolDependency> getToolsDependencies() { return this.toolsDependencies; } public Tool getTool(String toolName) { for (ToolDependency toolDep : this.toolsDependencies) { if (toolDep.getName().equals(toolName)) { return toolDep.getTool(); } } return null; } public Properties getPlatformProperties() throws CoreException { if (this.platformProperties == null) { this.platformProperties = new Properties(); try (BufferedReader reader = new BufferedReader(new FileReader(getPlatformFile()))) { // There are regex's here and need to preserve the \'s StringBuilder builder = new StringBuilder(); for (String line = reader.readLine(); line != null; line = reader.readLine()) { builder.append(line.replace("\\", "\\\\")); //$NON-NLS-1$ //$NON-NLS-2$ builder.append('\n'); } try (Reader reader1 = new StringReader(builder.toString())) { this.platformProperties.load(reader1); } } catch (IOException e) { throw new CoreException( new Status(IStatus.ERROR, Activator.getId(), Messages.Platform_loading_platform, e)); } } return this.platformProperties; } public boolean isInstalled() { return getBoardsFile().exists(); } public File getBoardsFile() { return getInstallPath().resolve(Const.BOARDS_FILE_NAME).toFile(); } public File getPlatformFile() { return getInstallPath().resolve(Const.PLATFORM_FILE_NAME).toFile(); } public Path getInstallPath() { String stPath = ConfigurationPreferences.getInstallationPath().append(Const.PACKAGES_FOLDER_NAME) .append(this.pkg.getName()).append(Const.ARDUINO_HARDWARE_FOLDER_NAME) // $NON-NLS-1$ .append(this.architecture).append(this.version).toString(); return Paths.get(stPath); } public List<Path> getIncludePath() { Path installPath = getInstallPath(); return Arrays.asList(installPath.resolve("cores/{build.core}"), //$NON-NLS-1$ installPath.resolve(Const.VARIANTS_FOLDER_NAME + "/{build.variant}")); //$NON-NLS-1$ } public IStatus remove(IProgressMonitor monitor) { // Check if we're installed if (!isInstalled()) { return Status.OK_STATUS; } try { FileUtils.deleteDirectory(getInstallPath().toFile()); } catch (IOException e) { return new Status(IStatus.ERROR, Activator.getId(), "Failed to remove folder" + getInstallPath().toString(), //$NON-NLS-1$ e); } return Status.OK_STATUS; } public IStatus install(IProgressMonitor monitor) { // Check if we're installed already if (isInstalled()) { return Status.OK_STATUS; } // Download platform archive return Manager.downloadAndInstall(this, false, monitor); } @Override public int hashCode() { final int prime = 31; int result = 1; result = prime * result + ((this.name == null) ? 0 : this.name.hashCode()); result = prime * result + ((this.pkg == null) ? 0 : this.pkg.hashCode()); result = prime * result + ((this.version == null) ? 0 : this.version.hashCode()); return result; } @Override public boolean equals(Object obj) { if (this == obj) return true; if (obj == null) return false; if (getClass() != obj.getClass()) return false; ArduinoPlatform other = (ArduinoPlatform) obj; if (this.name == null) { if (other.name != null) return false; } else if (!this.name.equals(other.name)) return false; if (this.pkg == null) { if (other.pkg != null) return false; } else if (!this.pkg.equals(other.pkg)) return false; if (this.version == null) { if (other.version != null) return false; } else if (!this.version.equals(other.version)) return false; return true; } }