| /* |
| * Copyright (C) 2010, Google Inc. |
| * Copyright (C) 2008, Robin Rosenberg <robin.rosenberg@dewire.com> |
| * Copyright (C) 2008, Shawn O. Pearce <spearce@spearce.org> |
| * and other copyright owners as documented in the project's IP log. |
| * |
| * This program and the accompanying materials are made available |
| * under the terms of the Eclipse Distribution License v1.0 which |
| * accompanies this distribution, is reproduced below, and is |
| * available at http://www.eclipse.org/org/documents/edl-v10.php |
| * |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or |
| * without modification, are permitted provided that the following |
| * conditions are met: |
| * |
| * - Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * - Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following |
| * disclaimer in the documentation and/or other materials provided |
| * with the distribution. |
| * |
| * - Neither the name of the Eclipse Foundation, Inc. nor the |
| * names of its contributors may be used to endorse or promote |
| * products derived from this software without specific prior |
| * written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND |
| * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, |
| * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
| * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
| * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| package org.eclipse.jgit.console; |
| |
| import java.io.Console; |
| |
| import org.eclipse.jgit.errors.UnsupportedCredentialItem; |
| import org.eclipse.jgit.pgm.internal.CLIText; |
| import org.eclipse.jgit.transport.ChainingCredentialsProvider; |
| import org.eclipse.jgit.transport.CredentialItem; |
| import org.eclipse.jgit.transport.CredentialsProvider; |
| import org.eclipse.jgit.transport.NetRCCredentialsProvider; |
| import org.eclipse.jgit.transport.URIish; |
| |
| /** |
| * Interacts with the user during authentication by using the text console. |
| * |
| * @since 4.0 |
| */ |
| public class ConsoleCredentialsProvider extends CredentialsProvider { |
| /** |
| * Install this implementation as the default. |
| */ |
| public static void install() { |
| final ConsoleCredentialsProvider c = new ConsoleCredentialsProvider(); |
| if (c.cons == null) |
| throw new NoClassDefFoundError( |
| CLIText.get().noSystemConsoleAvailable); |
| CredentialsProvider cp = new ChainingCredentialsProvider( |
| new NetRCCredentialsProvider(), c); |
| CredentialsProvider.setDefault(cp); |
| } |
| |
| private final Console cons = System.console(); |
| |
| /** {@inheritDoc} */ |
| @Override |
| public boolean isInteractive() { |
| return true; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public boolean supports(CredentialItem... items) { |
| for (CredentialItem i : items) { |
| if (i instanceof CredentialItem.StringType) |
| continue; |
| |
| else if (i instanceof CredentialItem.CharArrayType) |
| continue; |
| |
| else if (i instanceof CredentialItem.YesNoType) |
| continue; |
| |
| else if (i instanceof CredentialItem.InformationalMessage) |
| continue; |
| |
| else |
| return false; |
| } |
| return true; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public boolean get(URIish uri, CredentialItem... items) |
| throws UnsupportedCredentialItem { |
| boolean ok = true; |
| for (int i = 0; i < items.length && ok; i++) { |
| CredentialItem item = items[i]; |
| |
| if (item instanceof CredentialItem.StringType) |
| ok = get((CredentialItem.StringType) item); |
| |
| else if (item instanceof CredentialItem.CharArrayType) |
| ok = get((CredentialItem.CharArrayType) item); |
| |
| else if (item instanceof CredentialItem.YesNoType) |
| ok = get((CredentialItem.YesNoType) item); |
| |
| else if (item instanceof CredentialItem.InformationalMessage) |
| ok = get((CredentialItem.InformationalMessage) item); |
| |
| else |
| throw new UnsupportedCredentialItem(uri, item.getPromptText()); |
| } |
| return ok; |
| } |
| |
| private boolean get(CredentialItem.StringType item) { |
| if (item.isValueSecure()) { |
| char[] v = cons.readPassword("%s: ", item.getPromptText()); //$NON-NLS-1$ |
| if (v != null) { |
| item.setValue(new String(v)); |
| return true; |
| } |
| return false; |
| } |
| String v = cons.readLine("%s: ", item.getPromptText()); //$NON-NLS-1$ |
| if (v != null) { |
| item.setValue(v); |
| return true; |
| } |
| return false; |
| } |
| |
| private boolean get(CredentialItem.CharArrayType item) { |
| if (item.isValueSecure()) { |
| char[] v = cons.readPassword("%s: ", item.getPromptText()); //$NON-NLS-1$ |
| if (v != null) { |
| item.setValueNoCopy(v); |
| return true; |
| } |
| return false; |
| } |
| String v = cons.readLine("%s: ", item.getPromptText()); //$NON-NLS-1$ |
| if (v != null) { |
| item.setValueNoCopy(v.toCharArray()); |
| return true; |
| } |
| return false; |
| } |
| |
| private boolean get(CredentialItem.InformationalMessage item) { |
| cons.printf("%s\n", item.getPromptText()); //$NON-NLS-1$ |
| cons.flush(); |
| return true; |
| } |
| |
| private boolean get(CredentialItem.YesNoType item) { |
| String r = cons.readLine("%s [%s/%s]? ", item.getPromptText(), //$NON-NLS-1$ |
| CLIText.get().answerYes, CLIText.get().answerNo); |
| if (r != null) { |
| item.setValue(CLIText.get().answerYes.equalsIgnoreCase(r)); |
| return true; |
| } |
| return false; |
| } |
| } |