public static void addEGLPathToJavaPathIfNecessary(
IJavaProject javaProject, IProject currProject, Set<IProject> seen, List<String> classpath) {
if (seen.contains(currProject)) {
return;
}
seen.add(currProject);
try {
if (currProject.hasNature(EGLCore.NATURE_ID)) {
IEGLProject eglProject = EGLCore.create(currProject);
for (IEGLPathEntry pathEntry : eglProject.getResolvedEGLPath(true)) {
if (pathEntry.getEntryKind() == IEGLPathEntry.CPE_PROJECT) {
IPath path = pathEntry.getPath();
IResource resource = ResourcesPlugin.getWorkspace().getRoot().findMember(path);
try {
if (resource != null
&& resource.getType() == IResource.PROJECT
&& !seen.contains(resource)
&& ((IProject) resource).hasNature(JavaCore.NATURE_ID)
&& !javaProject.isOnClasspath(resource)) {
classpath.add(getWorkspaceProjectClasspathEntry(resource.getName()));
addEGLPathToJavaPathIfNecessary(javaProject, (IProject) resource, seen, classpath);
}
} catch (CoreException ce) {
}
}
}
}
} catch (EGLModelException e) {
} catch (CoreException e) {
}
}
/*
* Removes the classpath entry equal to the given path from the given project's classpath.
*/
protected void removeEntryFromClasspath(IPath rootPath, IEGLProject project)
throws EGLModelException {
IEGLPathEntry[] classpath = project.getRawEGLPath();
IEGLPathEntry[] newClasspath = null;
int cpLength = classpath.length;
int newCPIndex = -1;
for (int i = 0; i < cpLength; i++) {
IEGLPathEntry entry = classpath[i];
if (rootPath.equals(entry.getPath())) {
if (newClasspath == null) {
newClasspath = new IEGLPathEntry[cpLength];
System.arraycopy(classpath, 0, newClasspath, 0, i);
newCPIndex = i;
}
} else if (newClasspath != null) {
newClasspath[newCPIndex++] = entry;
}
}
if (newClasspath != null) {
if (newCPIndex < newClasspath.length) {
System.arraycopy(
newClasspath, 0, newClasspath = new IEGLPathEntry[newCPIndex], 0, newCPIndex);
}
project.setRawEGLPath(newClasspath, fMonitor);
}
}
/*
* Renames the classpath entries equal to the given path in all Java projects.
*/
protected void updateReferringProjectClasspaths(IPath rootPath, IEGLProject projectOfRoot)
throws EGLModelException {
IEGLModel model = this.getEGLModel();
IEGLProject[] projects = model.getEGLProjects();
for (int i = 0, length = projects.length; i < length; i++) {
IEGLProject project = projects[i];
if (project.equals(projectOfRoot)) continue;
renameEntryInClasspath(rootPath, project);
}
}
protected void executeOperation() throws EGLModelException {
IPackageFragmentRoot root = (IPackageFragmentRoot) this.getElementToProcess();
IEGLPathEntry rootEntry = root.getRawEGLPathEntry();
IWorkspaceRoot workspaceRoot = ResourcesPlugin.getWorkspace().getRoot();
// move resource
if (!root.isExternal()
&& (this.updateModelFlags & IPackageFragmentRoot.NO_RESOURCE_MODIFICATION) == 0) {
moveResource(root, rootEntry, workspaceRoot);
}
// update refering projects classpath excluding orignating project
IEGLProject originatingProject = root.getEGLProject();
if ((this.updateModelFlags & IPackageFragmentRoot.OTHER_REFERRING_PROJECTS_EGLPATH) != 0) {
updateReferringProjectClasspaths(rootEntry.getPath(), originatingProject);
}
boolean isRename = this.destination.segment(0).equals(originatingProject.getElementName());
boolean updateOriginating =
(this.updateModelFlags & IPackageFragmentRoot.ORIGINATING_PROJECT_EGLPATH) != 0;
boolean updateDestination =
(this.updateModelFlags & IPackageFragmentRoot.DESTINATION_PROJECT_EGLPATH) != 0;
// update originating classpath
if (updateOriginating) {
if (isRename && updateDestination) {
renameEntryInClasspath(rootEntry.getPath(), originatingProject);
} else {
removeEntryFromClasspath(rootEntry.getPath(), originatingProject);
}
}
// update destination classpath
if (updateDestination) {
if (!isRename || !updateOriginating) {
addEntryToEGLPath(rootEntry, workspaceRoot);
} // else reference has been updated when updating originating project classpath
}
}
public SourceMapper getSourceMapper() {
/*
* case 1: if the binary project is imported into workspace, and the eglar file is in this imported binary project,
* code enters here when:
* 1) have decided this classfile is under BP but no corresponding source file found in the source folder. Enter
* case #3 directly
* 2) need to decide if this classfile is under BP (if is BP but no source file available, enter case #3 eventually)
* case 2: if project A refers binary project B, and binary project B is used in Target Platform and remains external,
* corresponding eglar file of B will be attached as a library of A. To open an ir in project B's eglar, first look
* for external source folder for project B. if B has external source folder and corresponding source file found for
* the ir, then create SourceMapper using the external source folder location; otherwise, goto case #3
* case 3: source folder (either internal or external) not available, or no corresponding source file found in the source
* folder, then use the source attachment location to create SourceMapper, which should be the same as its parent's
* SourceMapper (eventually, this should be the same as the eglar SourceMapper)
*
*/
// case 1:
if (sourceFileSearchRequired
&& ResourcesPlugin.getWorkspace().getRoot().findMember(this.getPath())
!= null) { // non-external eglar file
IPath projPath =
this.getEGLProject().getProject().getLocation(); // absolute location in file system
if (org.eclipse.edt.ide.core.internal.model.util.Util.isBinaryProject(
new File(projPath.toString()))) { // is binary project
String[] eglSourceFolders =
org.eclipse.edt.ide.core.internal.model.util.Util.getEGLSourceFolders(
new File(this.getEGLProject().getProject().getLocation().toString()));
for (String eglSourceFolder : eglSourceFolders) {
IResource sourceFolder = this.getEGLProject().getProject().findMember(eglSourceFolder);
if (sourceFolder != null
&& sourceFolder.exists()
&& sourceFolder.getType() == IResource.FOLDER) {
String pkgPath;
try {
pkgPath = this.getPackageDeclarations()[0].getElementName();
pkgPath = pkgPath.replace(".", File.separator);
IResource fullPkgFolder = ((IFolder) sourceFolder).findMember(pkgPath);
if (fullPkgFolder != null
&& fullPkgFolder.exists()
&& fullPkgFolder.getType() == IResource.FOLDER) { // package matches
ClassFileElementInfo elementInfo = ((ClassFileElementInfo) this.getElementInfo());
String srcName = elementInfo.getEglFileName();
IResource sourceFile = ((IFolder) fullPkgFolder).findMember(srcName);
if (sourceFile == null) {
IPath path = new Path(srcName);
srcName = path.lastSegment();
sourceFile = ((IFolder) fullPkgFolder).findMember(srcName);
}
if (sourceFile != null
&& sourceFile.exists()
&& sourceFile.getType()
== IResource.FILE) { // egl source matches, use the source
return new SourceMapper(
sourceFile.getFullPath(), null, getEGLProject().getOptions(true));
}
}
} catch (EGLModelException e) {
e.printStackTrace();
}
}
}
}
}
// case 2:
if (ResourcesPlugin.getWorkspace().getRoot().findMember(this.getPath())
== null) { // external eglar file
String eglarPath = this.getPath().toString();
IEGLProject eglProj = this.getEGLProject();
boolean isInBinaryProj = false;
try {
IEGLPathEntry[] pathEntries = eglProj.getResolvedEGLPath(true);
for (IEGLPathEntry entry : pathEntries) {
// if the entry path represents a binary project, and the entry path
// is the one we want to open, then look for the binary project's source folder
if (entry.isBinaryProject() && entry.getPath().equals(this.getPath())) {
isInBinaryProj = true;
break;
}
}
} catch (EGLModelException e1) {
e1.printStackTrace();
}
if (isInBinaryProj) { // is in binary project
if (org.eclipse.edt.ide.core.internal.model.Util.isEGLARFileName(eglarPath)) {
int index = eglarPath.lastIndexOf("/");
if (index == -1) {
index = eglarPath.lastIndexOf(File.separator);
}
if (index != -1) {
String projRootPath = eglarPath.substring(0, index);
String[] eglSourceFolders =
org.eclipse.edt.ide.core.internal.model.util.Util.getEGLSourceFolders(
new File(projRootPath));
for (String eglSourceFolder : eglSourceFolders) {
String sourcePath = projRootPath + File.separator + eglSourceFolder;
// try to find the source file
try {
String pkgPath = this.getPackageDeclarations()[0].getElementName();
index = pkgPath.indexOf(".");
while (index != -1) {
sourcePath += File.separator + pkgPath.substring(0, index);
pkgPath = pkgPath.substring(index + 1);
index = pkgPath.indexOf(".");
}
sourcePath += File.separator + pkgPath;
// the ir file name is not always equal to the source egl file, as one egl file can
// relate to
// several ir files (depends on how many Parts in the egl file)
String srcName = ((ClassFileElementInfo) this.getElementInfo()).getEglFileName();
if (pkgPath.trim().length() > 0) sourcePath += File.separator;
sourcePath += srcName;
return new SourceMapper(
new Path(sourcePath), null, getEGLProject().getOptions(true));
} catch (EGLModelException e) {
e.printStackTrace();
}
}
}
}
}
}
// case 3:
return super.getSourceMapper();
}
