| /******************************************************************************* |
| * Copyright (c) 2000, 2015 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 |
| * James Blackburn (Broadcom Corp.) - ongoing development |
| * Lars Vogel <Lars.Vogel@vogella.com> - Bug 473427 |
| *******************************************************************************/ |
| package org.eclipse.core.internal.resources; |
| |
| import java.io.*; |
| import java.util.ArrayList; |
| import java.util.List; |
| import org.eclipse.core.internal.utils.Messages; |
| import org.eclipse.core.internal.utils.ObjectMap; |
| import org.eclipse.core.resources.IResourceStatus; |
| import org.eclipse.core.runtime.*; |
| import org.eclipse.osgi.util.NLS; |
| |
| /** |
| * This class is used to read sync info from disk. This is the implementation |
| * for reading files with version number 3. |
| */ |
| public class SyncInfoReader_3 extends SyncInfoReader { |
| |
| // for sync info |
| public static final byte INDEX = 1; |
| public static final byte QNAME = 2; |
| |
| public SyncInfoReader_3(Workspace workspace, Synchronizer synchronizer) { |
| super(workspace, synchronizer); |
| } |
| |
| /** |
| * SAVE_FILE -> VERSION_ID RESOURCE+ |
| * VERSION_ID -> int |
| * RESOURCE -> RESOURCE_PATH SIZE SYNCINFO* |
| * RESOURCE_PATH -> String |
| * SIZE -> int |
| * SYNCINFO -> TYPE BYTES |
| * TYPE -> INDEX | QNAME |
| * INDEX -> byte int |
| * QNAME -> byte String |
| * BYTES -> byte[] |
| * |
| */ |
| @Override |
| public void readSyncInfo(DataInputStream input) throws IOException, CoreException { |
| try { |
| List<QualifiedName> readPartners = new ArrayList<>(5); |
| while (true) { |
| IPath path = new Path(input.readUTF()); |
| readSyncInfo(path, input, readPartners); |
| } |
| } catch (EOFException e) { |
| // ignore end of file |
| } |
| } |
| |
| private void readSyncInfo(IPath path, DataInputStream input, List<QualifiedName> readPartners) throws IOException, CoreException { |
| int size = input.readInt(); |
| ObjectMap<QualifiedName, Object> table = new ObjectMap<>(size); |
| for (int i = 0; i < size; i++) { |
| QualifiedName name = null; |
| byte type = input.readByte(); |
| switch (type) { |
| case QNAME : |
| String qualifier = input.readUTF(); |
| String local = input.readUTF(); |
| name = new QualifiedName(qualifier, local); |
| readPartners.add(name); |
| break; |
| case INDEX : |
| name = readPartners.get(input.readInt()); |
| break; |
| default : |
| //if we get here then the sync info file is corrupt |
| String msg = NLS.bind(Messages.resources_readSync, path == null ? "" : path.toString()); //$NON-NLS-1$ |
| throw new ResourceException(IResourceStatus.FAILED_READ_METADATA, path, msg, null); |
| } |
| // read the bytes |
| int length = input.readInt(); |
| byte[] bytes = new byte[length]; |
| input.readFully(bytes); |
| // put them in the table |
| table.put(name, bytes); |
| } |
| // set the table on the resource info |
| ResourceInfo info = workspace.getResourceInfo(path, true, false); |
| if (info == null) |
| return; |
| info.setSyncInfo(table); |
| info.clear(ICoreConstants.M_SYNCINFO_SNAP_DIRTY); |
| } |
| } |