| /******************************************************************************* |
| * Copyright (c) 2005, 2006 IBM Corporation 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 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jst.server.tomcat.core.internal; |
| |
| import java.io.File; |
| |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.Status; |
| import org.eclipse.osgi.util.NLS; |
| |
| public class VerifyResourceSpec { |
| private String spec; |
| private String [] paths; |
| private String otherNames; |
| private int lastSuccess = -1; |
| private IStatus errorStatus; |
| |
| public VerifyResourceSpec(String spec) { |
| this.spec = spec; |
| int altIndex = spec.indexOf('|'); |
| if (altIndex < 0) { |
| paths = new String[1]; |
| paths[0] = spec.trim(); |
| } |
| else { |
| String file1 = spec.substring(0, altIndex).trim(); |
| String altSpec = spec.substring(altIndex + 1); |
| if (altSpec.length() > 0) { |
| int index = file1.lastIndexOf(File.separatorChar); |
| String dir = index >= 0 ? file1.substring(0, index + 1) : ""; |
| String [] altNames = altSpec.split("\\|"); |
| paths = new String[altNames.length + 1]; |
| paths[0] = file1; |
| for (int i = 0; i < altNames.length; i++) { |
| paths[i + 1] = dir + altNames[i].trim(); |
| } |
| otherNames = altSpec.replace('|', ','); |
| } |
| else { |
| paths = new String[1]; |
| paths[0] = file1; |
| } |
| } |
| } |
| |
| public String [] getPaths() { |
| return paths; |
| } |
| |
| public IStatus checkResource(String installDir) { |
| if (lastSuccess >= 0 ) { |
| File file = new File(installDir, paths[lastSuccess]); |
| if (file.exists()) |
| return Status.OK_STATUS; |
| } |
| for (int i = 0; i < paths.length; i++) { |
| if (i != lastSuccess) { |
| File file = new File(installDir, paths[i]); |
| if (file.exists()) { |
| lastSuccess = i; |
| return Status.OK_STATUS; |
| } |
| } |
| } |
| // Resource was not found, return error status |
| if (errorStatus == null) { |
| // Construct error status on first use |
| if (paths.length == 1 || otherNames == null) { |
| errorStatus = new Status(IStatus.ERROR, TomcatPlugin.PLUGIN_ID, 0, NLS.bind(Messages.errorInstallDirMissingFile, paths[0]), null); |
| } |
| else if (paths.length == 2) { |
| errorStatus = new Status(IStatus.ERROR, TomcatPlugin.PLUGIN_ID, 0, NLS.bind(Messages.errorInstallDirMissingFile2, paths[0], otherNames), null); |
| } |
| else { |
| errorStatus = new Status(IStatus.ERROR, TomcatPlugin.PLUGIN_ID, 0, NLS.bind(Messages.errorInstallDirMissingFile3, paths[0], otherNames), null); |
| } |
| } |
| return errorStatus; |
| } |
| |
| public String toString() { |
| return spec; |
| } |
| } |