private int initializeBuilder(int kind, boolean forBuild) throws CoreException {
// some calls just need the nameEnvironment initialized so skip the rest
this.javaProject = (JavaProject) JavaCore.create(this.currentProject);
this.workspaceRoot = this.currentProject.getWorkspace().getRoot();
if (forBuild) {
// cache the known participants for this project
this.participants =
JavaModelManager.getJavaModelManager()
.compilationParticipants
.getCompilationParticipants(this.javaProject);
if (this.participants != null)
for (int i = 0, l = this.participants.length; i < l; i++)
if (this.participants[i].aboutToBuild(this.javaProject)
== CompilationParticipant.NEEDS_FULL_BUILD) kind = FULL_BUILD;
// Flush the existing external files cache if this is the beginning of a build cycle
String projectName = this.currentProject.getName();
if (builtProjects == null || builtProjects.contains(projectName)) {
builtProjects = new ArrayList();
}
builtProjects.add(projectName);
}
this.binaryLocationsPerProject = new SimpleLookupTable(3);
this.nameEnvironment =
new NameEnvironment(
this.workspaceRoot, this.javaProject, this.binaryLocationsPerProject, this.notifier);
if (forBuild) {
String filterSequence =
this.javaProject.getOption(JavaCore.CORE_JAVA_BUILD_RESOURCE_COPY_FILTER, true);
char[][] filters =
filterSequence != null && filterSequence.length() > 0
? CharOperation.splitAndTrimOn(',', filterSequence.toCharArray())
: null;
if (filters == null) {
this.extraResourceFileFilters = null;
this.extraResourceFolderFilters = null;
} else {
int fileCount = 0, folderCount = 0;
for (int i = 0, l = filters.length; i < l; i++) {
char[] f = filters[i];
if (f.length == 0) continue;
if (f[f.length - 1] == '/') folderCount++;
else fileCount++;
}
this.extraResourceFileFilters = new char[fileCount][];
this.extraResourceFolderFilters = new String[folderCount];
for (int i = 0, l = filters.length; i < l; i++) {
char[] f = filters[i];
if (f.length == 0) continue;
if (f[f.length - 1] == '/')
this.extraResourceFolderFilters[--folderCount] = new String(f, 0, f.length - 1);
else this.extraResourceFileFilters[--fileCount] = f;
}
}
}
return kind;
}
protected boolean findSourceFiles(IResourceDelta delta) throws CoreException {
ArrayList visited =
this.makeOutputFolderConsistent ? new ArrayList(this.sourceLocations.length) : null;
for (int i = 0, l = this.sourceLocations.length; i < l; i++) {
ClasspathMultiDirectory md = this.sourceLocations[i];
if (this.makeOutputFolderConsistent
&& md.hasIndependentOutputFolder
&& !visited.contains(md.binaryFolder)) {
// even a project which acts as its own source folder can have an independent/nested output
// folder
visited.add(md.binaryFolder);
IResourceDelta binaryDelta = delta.findMember(md.binaryFolder.getProjectRelativePath());
if (binaryDelta != null) {
int segmentCount = binaryDelta.getFullPath().segmentCount();
IResourceDelta[] children = binaryDelta.getAffectedChildren();
for (int j = 0, m = children.length; j < m; j++)
if (!checkForClassFileChanges(children[j], md, segmentCount)) return false;
}
}
if (md.sourceFolder.equals(this.javaBuilder.currentProject)) {
// skip nested source & output folders when the project is a source folder
int segmentCount = delta.getFullPath().segmentCount();
IResourceDelta[] children = delta.getAffectedChildren();
for (int j = 0, m = children.length; j < m; j++)
if (!isExcludedFromProject(children[j].getFullPath()))
if (!findSourceFiles(children[j], md, segmentCount)) return false;
} else {
IResourceDelta sourceDelta = delta.findMember(md.sourceFolder.getProjectRelativePath());
if (sourceDelta != null) {
if (sourceDelta.getKind() == IResourceDelta.REMOVED) {
if (JavaBuilder.DEBUG)
System.out.println(
"ABORTING incremental build... found removed source folder"); //$NON-NLS-1$
return false; // removed source folder should not make it here, but handle anyways
// (ADDED is supported)
}
int segmentCount = sourceDelta.getFullPath().segmentCount();
IResourceDelta[] children = sourceDelta.getAffectedChildren();
try {
for (int j = 0, m = children.length; j < m; j++)
if (!findSourceFiles(children[j], md, segmentCount)) return false;
} catch (CoreException e) {
// catch the case that a package has been renamed and collides on disk with an
// as-yet-to-be-deleted package
if (e.getStatus().getCode() == IResourceStatus.CASE_VARIANT_EXISTS) {
if (JavaBuilder.DEBUG)
System.out.println(
"ABORTING incremental build... found renamed package"); //$NON-NLS-1$
return false;
}
throw e; // rethrow
}
}
}
this.notifier.checkCancel();
}
return true;
}
private IResource[] removeDuplicateResources(IResource[] sourceResources) {
// ignore empty array
if (sourceResources == null || sourceResources.length == 0) {
return sourceResources;
}
ArrayList<IResource> result = new ArrayList<IResource>();
for (IResource source : sourceResources) {
if (result.size() == 0) {
result.add(source);
} else {
// check if the resource is parent of any item in the result
for (IResource existing : result) {
// if the resource is parent of an existing item in the
// result.
// remove the existing item, add the new one.
if (source.getFullPath().isPrefixOf(existing.getFullPath())) {
result.remove(existing);
result.add(source);
}
}
boolean noNeedAdded = false;
for (IResource existing : result) {
// if the resource is parent of an existing item in the
// result.
// remove the existing item, add the new one.
if (existing.getFullPath().isPrefixOf(source.getFullPath())) {
noNeedAdded = true;
}
}
// the source is not in the result after loop
if (!result.contains(source) && !noNeedAdded) {
result.add(source);
}
}
}
IResource[] ret = new IResource[result.size()];
return result.toArray(ret);
}
/* Return the list of projects for which it requires a resource delta. This builder's project
* is implicitly included and need not be specified. Builders must re-specify the list
* of interesting projects every time they are run as this is not carried forward
* beyond the next build. Missing projects should be specified but will be ignored until
* they are added to the workspace.
*/
private IProject[] getRequiredProjects(boolean includeBinaryPrerequisites) {
if (this.javaProject == null || this.workspaceRoot == null) return new IProject[0];
ArrayList projects = new ArrayList();
ExternalFoldersManager externalFoldersManager = JavaModelManager.getExternalManager();
try {
IClasspathEntry[] entries = this.javaProject.getExpandedClasspath();
for (int i = 0, l = entries.length; i < l; i++) {
IClasspathEntry entry = entries[i];
IPath path = entry.getPath();
IProject p = null;
switch (entry.getEntryKind()) {
case IClasspathEntry.CPE_PROJECT:
p =
this.workspaceRoot.getProject(
path.lastSegment()); // missing projects are considered too
if (((ClasspathEntry) entry).isOptional()
&& !JavaProject.hasJavaNature(p)) // except if entry is optional
p = null;
break;
case IClasspathEntry.CPE_LIBRARY:
if (includeBinaryPrerequisites && path.segmentCount() > 0) {
// some binary resources on the class path can come from projects that are not
// included in the project references
IResource resource = this.workspaceRoot.findMember(path.segment(0));
if (resource instanceof IProject) {
p = (IProject) resource;
} else {
resource = externalFoldersManager.getFolder(path);
if (resource != null) p = resource.getProject();
}
}
}
if (p != null && !projects.contains(p)) projects.add(p);
}
} catch (JavaModelException e) {
return new IProject[0];
}
IProject[] result = new IProject[projects.size()];
projects.toArray(result);
return result;
}
protected void cleanOutputFolders(boolean copyBack) throws CoreException {
boolean deleteAll =
JavaCore.CLEAN.equals(
this.javaBuilder.javaProject.getOption(
JavaCore.CORE_JAVA_BUILD_CLEAN_OUTPUT_FOLDER, true));
if (deleteAll) {
if (this.javaBuilder.participants != null)
for (int i = 0, l = this.javaBuilder.participants.length; i < l; i++)
this.javaBuilder.participants[i].cleanStarting(this.javaBuilder.javaProject);
ArrayList visited = new ArrayList(this.sourceLocations.length);
for (int i = 0, l = this.sourceLocations.length; i < l; i++) {
this.notifier.subTask(
Messages.bind(
Messages.build_cleaningOutput, this.javaBuilder.currentProject.getName()));
ClasspathMultiDirectory sourceLocation = this.sourceLocations[i];
if (sourceLocation.hasIndependentOutputFolder) {
IContainer outputFolder = sourceLocation.binaryFolder;
if (!visited.contains(outputFolder)) {
visited.add(outputFolder);
IResource[] members = outputFolder.members();
for (int j = 0, m = members.length; j < m; j++) {
IResource member = members[j];
if (!member.isDerived()) {
member.accept(
new IResourceVisitor() {
public boolean visit(IResource resource) throws CoreException {
resource.setDerived(true, null);
return resource.getType() != IResource.FILE;
}
});
}
member.delete(IResource.FORCE, null);
}
}
this.notifier.checkCancel();
if (copyBack) copyExtraResourcesBack(sourceLocation, true);
} else {
boolean isOutputFolder = sourceLocation.sourceFolder.equals(sourceLocation.binaryFolder);
final char[][] exclusionPatterns =
isOutputFolder
? sourceLocation.exclusionPatterns
: null; // ignore exclusionPatterns if output folder == another source folder...
// not this one
final char[][] inclusionPatterns =
isOutputFolder
? sourceLocation.inclusionPatterns
: null; // ignore inclusionPatterns if output folder == another source folder...
// not this one
sourceLocation.binaryFolder.accept(
new IResourceProxyVisitor() {
public boolean visit(IResourceProxy proxy) throws CoreException {
if (proxy.getType() == IResource.FILE) {
if (org.eclipse.jdt.internal.compiler.util.Util.isClassFileName(
proxy.getName())) {
IResource resource = proxy.requestResource();
if (exclusionPatterns != null || inclusionPatterns != null)
if (Util.isExcluded(
resource.getFullPath(), inclusionPatterns, exclusionPatterns, false))
return false;
if (!resource.isDerived()) resource.setDerived(true, null);
resource.delete(IResource.FORCE, null);
}
return false;
}
if (exclusionPatterns != null
&& inclusionPatterns
== null) // must walk children if inclusionPatterns != null
if (Util.isExcluded(proxy.requestFullPath(), null, exclusionPatterns, true))
return false;
BatchImageBuilder.this.notifier.checkCancel();
return true;
}
},
IResource.NONE);
this.notifier.checkCancel();
}
this.notifier.checkCancel();
}
} else if (copyBack) {
for (int i = 0, l = this.sourceLocations.length; i < l; i++) {
ClasspathMultiDirectory sourceLocation = this.sourceLocations[i];
if (sourceLocation.hasIndependentOutputFolder)
copyExtraResourcesBack(sourceLocation, false);
this.notifier.checkCancel();
}
}
// GROOVY start
LanguageSupportFactory.getEventHandler()
.handle(this.javaBuilder.javaProject, "cleanOutputFolders");
// GROOVY end
}