| /******************************************************************************* |
| * Copyright (c) 2004, 2015 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.ant.internal.core; |
| |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.Enumeration; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Properties; |
| |
| import org.eclipse.ant.core.AntCorePlugin; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.core.runtime.Path; |
| import org.eclipse.core.variables.IStringVariableManager; |
| import org.eclipse.core.variables.VariablesPlugin; |
| import org.osgi.framework.BundleContext; |
| |
| public class AntCoreUtil { |
| |
| private static BundleContext fgContext = null; |
| |
| public static void setBundleContext(BundleContext context) { |
| fgContext = context; |
| } |
| |
| public static BundleContext getBundleContext() { |
| return fgContext; |
| } |
| |
| /* |
| * Helper method to ensure an array is converted into an ArrayList. |
| */ |
| public static ArrayList<String> getArrayList(String[] args) { |
| if (args == null) { |
| return null; |
| } |
| // We could be using Arrays.asList() here, but it does not specify |
| // what kind of list it will return. We need a list that |
| // implements the method List.remove(Object) and ArrayList does. |
| ArrayList<String> result = new ArrayList<>(args.length); |
| for (int i = 0; i < args.length; i++) { |
| result.add(args[i]); |
| } |
| return result; |
| } |
| |
| /* |
| * From a command line list, get the argument for the given parameter. The parameter and its argument are removed from the list. |
| * |
| * @return <code>null</code> if the parameter is not found or an empty String if no arguments are found |
| */ |
| public static String getArgument(List<String> commands, String param) { |
| if (commands == null) { |
| return null; |
| } |
| int index = commands.indexOf(param); |
| if (index == -1) { |
| return null; |
| } |
| commands.remove(index); |
| if (index == commands.size()) {// if this is the last command |
| return IAntCoreConstants.EMPTY_STRING; |
| } |
| |
| String command = commands.get(index); |
| if (command.startsWith("-")) { //new parameter //$NON-NLS-1$ |
| return IAntCoreConstants.EMPTY_STRING; |
| } |
| commands.remove(index); |
| return command; |
| } |
| |
| public static void processMinusDProperties(List<String> commands, Map<String, String> userProperties) { |
| Iterator<String> iter = commands.iterator(); |
| while (iter.hasNext()) { |
| String arg = iter.next(); |
| if (arg.startsWith("-D")) { //$NON-NLS-1$ |
| String name = arg.substring(2, arg.length()); |
| String value = null; |
| int posEq = name.indexOf("="); //$NON-NLS-1$ |
| if (posEq == 0) { |
| value = name.substring(1); |
| name = IAntCoreConstants.EMPTY_STRING; |
| } else if (posEq > 0 && posEq != name.length() - 1) { |
| value = name.substring(posEq + 1).trim(); |
| name = name.substring(0, posEq); |
| } |
| |
| if (value == null) { |
| // the user has specified something like "-Debug" |
| continue; |
| } |
| |
| userProperties.put(name, value); |
| iter.remove(); |
| } |
| } |
| } |
| |
| public static File getFileRelativeToBaseDir(String fileName, String base, String buildFileLocation) { |
| IPath path = new Path(fileName); |
| if (!path.isAbsolute()) { |
| if (base != null) { |
| File baseDir = new File(base); |
| // relative to the base dir |
| path = new Path(baseDir.getAbsolutePath()); |
| } else { |
| // relative to the build file location |
| path = new Path(buildFileLocation); |
| path = path.removeLastSegments(1); |
| } |
| path = path.addTrailingSeparator(); |
| path = path.append(fileName); |
| } |
| |
| return path.toFile(); |
| } |
| |
| /** |
| * Returns a list of Properties contained in the list of fileNames. |
| * |
| * @param fileNames |
| * the names of the properties files to load from |
| * @param base |
| * the base directory name |
| * @param buildFileLocation |
| * @return a list of {@link Properties} objects for each filename |
| * @throws IOException |
| */ |
| public static List<Properties> loadPropertyFiles(List<String> fileNames, String base, String buildFileLocation) throws IOException { |
| ArrayList<Properties> allProperties = new ArrayList<>(fileNames.size()); |
| for (int i = 0; i < fileNames.size(); i++) { |
| String filename = fileNames.get(i); |
| File file = getFileRelativeToBaseDir(filename, base, buildFileLocation); |
| Properties props = new Properties(); |
| try (FileInputStream fis = new FileInputStream(file)) { |
| props.load(fis); |
| } |
| Enumeration<?> propertyNames = props.propertyNames(); |
| while (propertyNames.hasMoreElements()) { |
| String name = (String) propertyNames.nextElement(); |
| String value = props.getProperty(name); |
| props.remove(name); |
| IStringVariableManager stringVariableManager = VariablesPlugin.getDefault().getStringVariableManager(); |
| try { |
| name = stringVariableManager.performStringSubstitution(name); |
| value = stringVariableManager.performStringSubstitution(value); |
| } |
| catch (CoreException e) { |
| AntCorePlugin.log(e); |
| } |
| props.setProperty(name, value); |
| } |
| allProperties.add(props); |
| } |
| return allProperties; |
| } |
| } |