public void computeImports() throws CoreException {
// some existing imports may valid and can be preserved
Vector preservedImports = new Vector(fImports.size());
// new imports
ArrayList newImports = new ArrayList();
IPluginModelBase model = null;
for (int i = 0; i < fPlugins.size(); i++) {
IFeaturePlugin fp = (IFeaturePlugin) fPlugins.get(i);
ModelEntry entry = PluginRegistry.findEntry(fp.getId());
if (entry == null) continue;
IPluginModelBase[] models = entry.getActiveModels();
for (int j = 0; j < models.length; j++) {
IPluginModelBase m = models[j];
if (fp.getVersion().equals(m.getPluginBase().getVersion())
|| fp.getVersion().equals("0.0.0")) // $NON-NLS-1$
model = m;
}
if (model != null) {
addPluginImports(preservedImports, newImports, model.getPluginBase());
if (model.isFragmentModel()) {
BundleDescription desc = model.getBundleDescription();
if (desc == null) continue;
HostSpecification hostSpec = desc.getHost();
String id = hostSpec.getName();
String version = null;
int match = IMatchRules.NONE;
VersionRange versionRange = hostSpec.getVersionRange();
if (!(versionRange == null || VersionRange.emptyRange.equals(versionRange))) {
version =
versionRange.getMinimum() != null ? versionRange.getMinimum().toString() : null;
match = PluginBase.getMatchRule(versionRange);
}
addNewDependency(id, version, match, preservedImports, newImports);
}
}
}
// preserve imports of features
for (int i = 0; i < fImports.size(); i++) {
IFeatureImport iimport = (IFeatureImport) fImports.get(i);
if (iimport.getType() == IFeatureImport.FEATURE) preservedImports.add(iimport);
}
// removed = old - preserved
Vector removedImports = ((Vector) fImports.clone());
removedImports.removeAll(preservedImports);
// perform remove
fImports = preservedImports;
if (removedImports.size() > 0) {
fireStructureChanged(
(IFeatureImport[]) removedImports.toArray(new IFeatureImport[removedImports.size()]),
IModelChangedEvent.REMOVE);
}
// perform add
if (newImports.size() > 0) {
fImports.addAll(newImports);
fireStructureChanged(
(IFeatureImport[]) newImports.toArray(new IFeatureImport[newImports.size()]),
IModelChangedEvent.INSERT);
}
}
private IFeaturePlugin findFeaturePlugin(String id, String version, int match) {
for (int i = 0; i < fPlugins.size(); i++) {
IFeaturePlugin fp = (IFeaturePlugin) fPlugins.get(i);
String pid = fp.getId();
String pversion = fp.getVersion();
if (VersionUtil.compare(pid, pversion, id, version, match)) return fp;
}
return null;
}
public void swap(IFeatureChild feature1, IFeatureChild feature2) {
int index1 = fChildren.indexOf(feature1);
int index2 = fChildren.indexOf(feature2);
if (index1 == -1 || index2 == -1) return;
fChildren.set(index2, feature1);
fChildren.set(index1, feature2);
fireStructureChanged(feature1, IModelChangedEvent.CHANGE);
}
public static Enumeration compoundEnumerations(Enumeration list1, Enumeration list2) {
if (list2 == null || !list2.hasMoreElements()) return list1;
if (list1 == null || !list1.hasMoreElements()) return list2;
Vector compoundResults = new Vector();
while (list1.hasMoreElements()) compoundResults.add(list1.nextElement());
while (list2.hasMoreElements()) {
Object item = list2.nextElement();
if (!compoundResults.contains(item)) // don't add duplicates
compoundResults.add(item);
}
return compoundResults.elements();
}
public void addImports(IFeatureImport[] iimports) throws CoreException {
ensureModelEditable();
for (int i = 0; i < iimports.length; i++) {
fImports.add(iimports[i]);
((FeatureImport) iimports[i]).setInTheModel(true);
}
fireStructureChanged(iimports, IModelChangedEvent.INSERT);
}
public void addData(IFeatureData[] newData) throws CoreException {
ensureModelEditable();
for (int i = 0; i < newData.length; i++) {
fData.add(newData[i]);
((FeatureData) newData[i]).setInTheModel(true);
}
fireStructureChanged(newData, IModelChangedEvent.INSERT);
}
public void addPlugins(IFeaturePlugin[] newPlugins) throws CoreException {
ensureModelEditable();
for (int i = 0; i < newPlugins.length; i++) {
fPlugins.add(newPlugins[i]);
((FeaturePlugin) newPlugins[i]).setInTheModel(true);
}
fireStructureChanged(newPlugins, IModelChangedEvent.INSERT);
}
public void removeImports(IFeatureImport[] iimports) throws CoreException {
ensureModelEditable();
for (int i = 0; i < iimports.length; i++) {
fImports.remove(iimports[i]);
((FeatureImport) iimports[i]).setInTheModel(false);
}
fireStructureChanged(iimports, IModelChangedEvent.REMOVE);
}
public void removeIncludedFeatures(IFeatureChild[] features) throws CoreException {
ensureModelEditable();
for (int i = 0; i < features.length; i++) {
fChildren.remove(features[i]);
((FeatureChild) features[i]).setInTheModel(false);
}
fireStructureChanged(features, IModelChangedEvent.REMOVE);
}
public void removeData(IFeatureData[] removed) throws CoreException {
ensureModelEditable();
for (int i = 0; i < removed.length; i++) {
fData.remove(removed[i]);
((FeatureData) removed[i]).setInTheModel(false);
}
fireStructureChanged(removed, IModelChangedEvent.REMOVE);
}
public void addIncludedFeatures(IFeatureChild[] features) throws CoreException {
ensureModelEditable();
for (int i = 0; i < features.length; i++) {
fChildren.add(features[i]);
((FeatureChild) features[i]).setInTheModel(true);
}
fireStructureChanged(features, IModelChangedEvent.INSERT);
}
public void reset() {
super.reset();
fData.clear();
fPlugins.clear();
fImports.clear();
fChildren.clear();
fUrl = null;
fProviderName = null;
fPlugin = null;
fOs = null;
fWs = null;
fNl = null;
fArch = null;
fInfos[0] = null;
fInfos[1] = null;
fInfos[2] = null;
fPrimary = false;
fExclusive = false;
fColocationAffinity = null;
fApplication = null;
fValid = false;
}
private void parseRequires(Node node) {
NodeList children = node.getChildNodes();
for (int i = 0; i < children.getLength(); i++) {
Node child = children.item(i);
if (child.getNodeType() == Node.ELEMENT_NODE) {
if (child.getNodeName().equalsIgnoreCase("import")) { // $NON-NLS-1$
IFeatureImport iimport = getModel().getFactory().createImport();
((FeatureImport) iimport).parse(child);
((FeatureImport) iimport).setInTheModel(true);
fImports.add(iimport);
}
}
}
}
private boolean hasRequiredAttributes() {
// Verify that all the required attributes are
// defined.
if (id == null) return false;
if (version == null) return false;
for (int i = 0; i < fChildren.size(); i++) {
IFeatureChild child = (IFeatureChild) fChildren.elementAt(i);
if (child.getId() == null || child.getVersion() == null) return false;
}
for (int i = 0; i < fPlugins.size(); i++) {
IFeaturePlugin plugin = (IFeaturePlugin) fPlugins.elementAt(i);
if (plugin.getId() == null || plugin.getVersion() == null) return false;
}
for (int i = 0; i < fData.size(); i++) {
IFeatureData entry = (IFeatureData) fData.elementAt(i);
if (entry.getId() == null) return false;
}
for (int i = 0; i < fImports.size(); i++) {
IFeatureImport iimport = (IFeatureImport) fImports.elementAt(i);
if (iimport.getId() == null) return false;
}
return true;
}
public IFeatureImport[] getImports() {
IFeatureImport[] result = new IFeatureImport[fImports.size()];
fImports.copyInto(result);
return result;
}
public IFeatureChild[] getIncludedFeatures() {
IFeatureChild[] result = new IFeatureChild[fChildren.size()];
fChildren.copyInto(result);
return result;
}
public IFeatureData[] getData() {
IFeatureData[] result = new IFeatureData[fData.size()];
fData.copyInto(result);
return result;
}
public IFeaturePlugin[] getPlugins() {
IFeaturePlugin[] result = new IFeaturePlugin[fPlugins.size()];
fPlugins.copyInto(result);
return result;
}
protected void parse(Node node) {
super.parse(node);
fProviderName = getNodeAttribute(node, "provider-name"); // $NON-NLS-1$
fPlugin = getNodeAttribute(node, "plugin"); // $NON-NLS-1$
fOs = getNodeAttribute(node, "os"); // $NON-NLS-1$
fWs = getNodeAttribute(node, "ws"); // $NON-NLS-1$
fNl = getNodeAttribute(node, "nl"); // $NON-NLS-1$
fArch = getNodeAttribute(node, "arch"); // $NON-NLS-1$
fImageName = getNodeAttribute(node, "image"); // $NON-NLS-1$
fColocationAffinity = getNodeAttribute(node, "colocation-affinity"); // $NON-NLS-1$
fApplication = getNodeAttribute(node, "application"); // $NON-NLS-1$
fPrimary = getBooleanAttribute(node, "primary"); // $NON-NLS-1$
fExclusive = getBooleanAttribute(node, "exclusive"); // $NON-NLS-1$
NodeList children = node.getChildNodes();
fValid = true;
for (int i = 0; i < children.getLength(); i++) {
Node child = children.item(i);
if (child.getNodeType() == Node.ELEMENT_NODE) {
String tag = child.getNodeName().toLowerCase(Locale.ENGLISH);
if (tag.equals("description")) { // $NON-NLS-1$
IFeatureInfo info = getModel().getFactory().createInfo(IFeature.INFO_DESCRIPTION);
((FeatureInfo) info).setInTheModel(true);
((FeatureInfo) info).parse(child);
fInfos[IFeature.INFO_DESCRIPTION] = info;
} else if (tag.equals("license")) { // $NON-NLS-1$
IFeatureInfo info = getModel().getFactory().createInfo(IFeature.INFO_LICENSE);
((FeatureInfo) info).setInTheModel(true);
((FeatureInfo) info).parse(child);
fInfos[IFeature.INFO_LICENSE] = info;
} else if (tag.equals("copyright")) { // $NON-NLS-1$
IFeatureInfo info = getModel().getFactory().createInfo(IFeature.INFO_COPYRIGHT);
((FeatureInfo) info).setInTheModel(true);
((FeatureInfo) info).parse(child);
fInfos[IFeature.INFO_COPYRIGHT] = info;
} else if (tag.equals("url")) { // $NON-NLS-1$
if (fUrl == null) {
fUrl = getModel().getFactory().createURL();
((FeatureURL) fUrl).setInTheModel(true);
((FeatureURL) fUrl).parse(child);
}
} else if (tag.equals("requires")) { // $NON-NLS-1$
parseRequires(child);
} else if (tag.equals("install-handler")) { // $NON-NLS-1$
IFeatureInstallHandler handler = getModel().getFactory().createInstallHandler();
((FeatureInstallHandler) handler).parse(child);
((FeatureInstallHandler) handler).setInTheModel(true);
this.fHandler = handler;
} else if (tag.equals("plugin")) { // $NON-NLS-1$
IFeaturePlugin plugin = getModel().getFactory().createPlugin();
((FeaturePlugin) plugin).parse(child);
((FeaturePlugin) plugin).setInTheModel(true);
fPlugins.add(plugin);
} else if (tag.equals("data")) { // $NON-NLS-1$
IFeatureData newData = getModel().getFactory().createData();
((FeatureData) newData).parse(child);
((FeatureData) newData).setInTheModel(true);
fData.add(newData);
} else if (tag.equals("includes")) { // $NON-NLS-1$
IFeatureChild newChild = getModel().getFactory().createChild();
((FeatureChild) newChild).parse(child);
((FeatureChild) newChild).setInTheModel(true);
this.fChildren.add(newChild);
}
}
}
fValid = hasRequiredAttributes();
}
public void write(String indent, PrintWriter writer) {
if (fCopyright != null) {
writer.println("<!--" + fCopyright + "-->"); // $NON-NLS-1$ //$NON-NLS-2$
}
writer.print(indent + "<feature"); // $NON-NLS-1$
String indent2 = indent + INDENT;
String indenta = indent + INDENT + INDENT;
writeIfDefined(indenta, writer, "id", getId()); // $NON-NLS-1$
writeIfDefined(indenta, writer, "label", getWritableString(getLabel())); // $NON-NLS-1$
writeIfDefined(indenta, writer, "version", getVersion()); // $NON-NLS-1$
writeIfDefined(
indenta,
writer,
"provider-name", //$NON-NLS-1$
getWritableString(fProviderName));
writeIfDefined(
indenta,
writer,
"plugin", //$NON-NLS-1$
getPlugin());
writeIfDefined(indenta, writer, "os", fOs); // $NON-NLS-1$
writeIfDefined(indenta, writer, "ws", fWs); // $NON-NLS-1$
writeIfDefined(indenta, writer, "nl", fNl); // $NON-NLS-1$
writeIfDefined(indenta, writer, "arch", fArch); // $NON-NLS-1$
if (fImageName != null)
writeIfDefined(indenta, writer, "image", getWritableString(fImageName)); // $NON-NLS-1$
if (isPrimary()) {
writer.println();
writer.print(indenta + "primary=\"true\""); // $NON-NLS-1$
}
if (isExclusive()) {
writer.println();
writer.print(indenta + "exclusive=\"true\""); // $NON-NLS-1$
}
writeIfDefined(indenta, writer, "colocation-affinity", fColocationAffinity); // $NON-NLS-1$
writeIfDefined(indenta, writer, "application", fApplication); // $NON-NLS-1$
writer.println(">"); // $NON-NLS-1$
if (fHandler != null) {
fHandler.write(indent2, writer);
}
for (int i = 0; i < 3; i++) {
IFeatureInfo info = fInfos[i];
if (info != null && !info.isEmpty()) info.write(indent2, writer);
}
if (fUrl != null) {
fUrl.write(indent2, writer);
}
for (int i = 0; i < fChildren.size(); i++) {
IFeatureChild child = (IFeatureChild) fChildren.elementAt(i);
writer.println();
child.write(indent2, writer);
}
if (fImports.size() > 0) {
writer.println();
writer.println(indent2 + "<requires>"); // $NON-NLS-1$
for (int i = 0; i < fImports.size(); i++) {
IFeatureImport iimport = (IFeatureImport) fImports.get(i);
iimport.write(indenta, writer);
}
writer.println(indent2 + "</requires>"); // $NON-NLS-1$
}
for (int i = 0; i < fPlugins.size(); i++) {
IFeaturePlugin plugin = (IFeaturePlugin) fPlugins.elementAt(i);
writer.println();
plugin.write(indent2, writer);
}
for (int i = 0; i < fData.size(); i++) {
IFeatureData entry = (IFeatureData) fData.elementAt(i);
writer.println();
entry.write(indent2, writer);
}
writer.println();
writer.println(indent + "</feature>"); // $NON-NLS-1$
}