| /* |
| * Copyright (C) 2011, Google Inc. |
| * 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.internal.storage.file; |
| |
| import java.io.File; |
| import java.io.FileNotFoundException; |
| import java.io.IOException; |
| import java.util.List; |
| |
| import org.eclipse.jgit.internal.storage.pack.CachedPack; |
| import org.eclipse.jgit.internal.storage.pack.ObjectToPack; |
| import org.eclipse.jgit.internal.storage.pack.PackOutputStream; |
| import org.eclipse.jgit.internal.storage.pack.StoredObjectRepresentation; |
| |
| class LocalCachedPack extends CachedPack { |
| private final ObjectDirectory odb; |
| |
| private final String[] packNames; |
| |
| private PackFile[] packs; |
| |
| LocalCachedPack(ObjectDirectory odb, List<String> packNames) { |
| this.odb = odb; |
| this.packNames = packNames.toArray(new String[0]); |
| } |
| |
| LocalCachedPack(List<PackFile> packs) { |
| odb = null; |
| packNames = null; |
| this.packs = packs.toArray(new PackFile[0]); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public long getObjectCount() throws IOException { |
| long cnt = 0; |
| for (PackFile pack : getPacks()) |
| cnt += pack.getObjectCount(); |
| return cnt; |
| } |
| |
| void copyAsIs(PackOutputStream out, WindowCursor wc) |
| throws IOException { |
| for (PackFile pack : getPacks()) |
| pack.copyPackAsIs(out, wc); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public boolean hasObject(ObjectToPack obj, StoredObjectRepresentation rep) { |
| try { |
| LocalObjectRepresentation local = (LocalObjectRepresentation) rep; |
| for (PackFile pack : getPacks()) { |
| if (local.pack == pack) |
| return true; |
| } |
| return false; |
| } catch (FileNotFoundException packGone) { |
| return false; |
| } |
| } |
| |
| private PackFile[] getPacks() throws FileNotFoundException { |
| if (packs == null) { |
| PackFile[] p = new PackFile[packNames.length]; |
| for (int i = 0; i < packNames.length; i++) |
| p[i] = getPackFile(packNames[i]); |
| packs = p; |
| } |
| return packs; |
| } |
| |
| private PackFile getPackFile(String packName) throws FileNotFoundException { |
| for (PackFile pack : odb.getPacks()) { |
| if (packName.equals(pack.getPackName())) |
| return pack; |
| } |
| throw new FileNotFoundException(getPackFilePath(packName)); |
| } |
| |
| private String getPackFilePath(String packName) { |
| final File packDir = odb.getPackDirectory(); |
| return new File(packDir, "pack-" + packName + ".pack").getPath(); //$NON-NLS-1$ //$NON-NLS-2$ |
| } |
| } |