platform35/org.eclipse.core.resources/src/org/eclipse/core/internal/resources/WorkspaceTreeReader_2.java
set up for custom build for logging. merged from carbide 2.1.x builds. this state is as it comes from platform. Next changelog will add the updates.
/*******************************************************************************
* Copyright (c) 2000, 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.core.internal.resources;
import java.io.DataInputStream;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.core.internal.events.BuilderPersistentInfo;
import org.eclipse.core.internal.utils.Messages;
import org.eclipse.core.internal.utils.Policy;
import org.eclipse.core.internal.watson.ElementTree;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResourceStatus;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
/**
* Reads version 2 of the workspace tree file format.
*
* This version differs from version 1 in the amount of information that is persisted
* for each builder. Version 1 only stored builder names and trees. Version
* 2 stores builder names, project names, trees, and interesting projects for
* each builder.
*/
public class WorkspaceTreeReader_2 extends WorkspaceTreeReader_1 {
public WorkspaceTreeReader_2(Workspace workspace) {
super(workspace);
}
protected int getVersion() {
return ICoreConstants.WORKSPACE_TREE_VERSION_2;
}
/*
* overwritten from WorkspaceTreeReader_1
*/
protected void readBuildersPersistentInfo(IProject project, DataInputStream input, List builders, IProgressMonitor monitor) throws IOException {
monitor = Policy.monitorFor(monitor);
try {
int builderCount = input.readInt();
for (int i = 0; i < builderCount; i++) {
BuilderPersistentInfo info = readBuilderInfo(project, input, i);
// read interesting projects
int n = input.readInt();
IProject[] projects = new IProject[n];
for (int j = 0; j < n; j++)
projects[j] = workspace.getRoot().getProject(input.readUTF());
info.setInterestingProjects(projects);
builders.add(info);
}
} finally {
monitor.done();
}
}
/*
* overwritten from WorkspaceTreeReader_1
*/
public void readTree(IProject project, DataInputStream input, IProgressMonitor monitor) throws CoreException {
monitor = Policy.monitorFor(monitor);
String message;
try {
message = Messages.resources_reading;
monitor.beginTask(message, 10);
/* read in the builder infos */
List infos = new ArrayList(5);
readBuildersPersistentInfo(project, input, infos, Policy.subMonitorFor(monitor, 1));
/* read and link the trees */
ElementTree[] trees = readTrees(project.getFullPath(), input, Policy.subMonitorFor(monitor, 8));
/* map builder names to trees */
linkBuildersToTrees(infos, trees, 0, Policy.subMonitorFor(monitor, 1));
} catch (IOException e) {
message = Messages.resources_readProjectTree;
throw new ResourceException(IResourceStatus.FAILED_READ_METADATA, null, message, e);
} finally {
monitor.done();
}
}
}