| /******************************************************************************* |
| * Copyright (c) 2000, 2012 QNX Software Systems 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: |
| * QNX Software Systems - Initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.cdt.utils; |
| |
| import java.io.ByteArrayInputStream; |
| import java.io.FileInputStream; |
| import java.io.IOException; |
| import java.io.InputStream; |
| |
| import org.eclipse.cdt.core.IBinaryParser; |
| import org.eclipse.cdt.core.IBinaryParser.IBinaryFile; |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.core.runtime.PlatformObject; |
| |
| /** |
| * |
| */ |
| public abstract class BinaryFile extends PlatformObject implements IBinaryFile { |
| |
| private final IPath path; |
| private final IBinaryParser parser; |
| private final int type; |
| private long timestamp; |
| |
| public BinaryFile(IBinaryParser parser, IPath path, int type) { |
| this.path = path; |
| this.parser = parser; |
| this.type = type; |
| } |
| |
| @Override |
| public final IBinaryParser getBinaryParser() { |
| return parser; |
| } |
| |
| /** |
| * @see org.eclipse.cdt.core.IBinaryParser.IBinaryFile#getPath() |
| */ |
| @Override |
| public final IPath getPath() { |
| return path; |
| } |
| |
| /** |
| * @see org.eclipse.cdt.core.IBinaryParser.IBinaryFile#getType() |
| */ |
| @Override |
| public final int getType() { |
| return type; |
| } |
| |
| /** |
| * @throws IOException |
| * @see org.eclipse.cdt.core.IBinaryParser.IBinaryFile#getContents() |
| */ |
| @Override |
| public InputStream getContents() throws IOException { |
| InputStream stream = null; |
| if (path != null) { |
| stream = new FileInputStream(path.toFile()); |
| } |
| if (stream == null) { |
| stream = new ByteArrayInputStream(new byte[0]); |
| } |
| return stream; |
| } |
| |
| protected boolean hasChanged() { |
| long modification = getPath().toFile().lastModified(); |
| boolean changed = modification != timestamp; |
| if (changed) { |
| timestamp = modification; |
| } |
| return changed; |
| } |
| |
| } |