Bug 115672 [Import/Export] Spaces in a tar file checksum confuse the tar importer
3.2M3 The spacebar character is special in tar header files, and should generally be ignored. Space characters at the beginning the checksum field can confuse the current tar code, causing otherwise valid tar files to fail.
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/wizards/datatransfer/TarInputStream.java
/*******************************************************************************
 * Copyright (c) 2004, 2005 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.ui.internal.wizards.datatransfer;
import java.io.FilterInputStream;
import java.io.IOException;
import java.io.InputStream;
/**
 * Input stream for reading files in ustar format (tar) compatible
 * with the specification in IEEE Std 1003.1-2001.  Also supports
 * long filenames encoded using the GNU @LongLink extension.
 * 
 * @since 3.1
 */
public class TarInputStream extends FilterInputStream