/**
* @param patternMatcher matches a set of elements
* @param extension the extension to match
* @return true if one of the element is matched
*/
public static boolean matches(Pattern patternMatcher, Extension extension) {
return matches(
patternMatcher,
extension.getId().getId(),
extension.getDescription(),
extension.getSummary(),
extension.getName(),
extension.getFeatures());
}
/**
* Check if provided id/version is compatible with provided extensions dependencies constraints.
*/
private boolean isCompatible(
Collection<? extends Extension> extensions, String id, Version version) {
if (extensions != null) {
for (Extension extension : extensions) {
for (ExtensionDependency dependency : extension.getDependencies()) {
if (dependency.getId().equals(id)) {
if (!dependency.getVersionConstraint().isCompatible(version)) {
return false;
}
}
}
}
}
return true;
}
/**
* Extract extension with the provided id from the provided extension.
*
* @param extension the extension
* @param dependencyId the id of the dependency
* @return the extension dependency or null if none has been found
*/
private ExtensionDependency getDependency(Extension extension, String dependencyId) {
for (ExtensionDependency dependency : extension.getDependencies()) {
if (dependency.getId().equals(dependencyId)) {
return dependency;
}
}
return null;
}
/**
* @param filter the filter
* @param extension the extension to match
* @return true if the extension is matched by the filer
* @since 7.0M2
*/
public static boolean matches(Filter filter, Extension extension) {
Object value = extension.get(filter.getField());
if (value != null) {
return matches(filter, value);
}
// Unknown field
// FIXME: not sure if it's should be true or false in this case
return true;
}
/**
* Matches an extension in a case insensitive way.
*
* @param patternMatcher the pattern to match
* @param filters the filters
* @param extension the extension to match
* @return true if one of the element is matched
* @since 7.0M2
*/
public static boolean matches(
Pattern patternMatcher, Collection<Filter> filters, Extension extension) {
if (matches(
patternMatcher,
extension.getId().getId(),
extension.getDescription(),
extension.getSummary(),
extension.getName(),
extension.getFeatures())) {
for (Filter filter : filters) {
if (!matches(filter, extension)) {
return false;
}
}
return true;
}
return false;
}
/**
* Indicate if the extension as been installed as a dependency of another one.
*
* @param extension the extension
* @param namespace the namespace to look at, null indicate the root namespace
* @return true if the the extension has been installed only because it was a dependency of
* another extension
* @see InstalledExtension#isDependency(String)
* @since 8.2RC1
*/
public static boolean isDependency(Extension extension, String namespace) {
boolean isDependency = false;
if (namespace == null) {
isDependency = extension.getProperty(PKEY_DEPENDENCY, false);
} else {
Object namespacesObject = extension.getProperty(PKEY_NAMESPACES);
// RETRO-COMPATIBILITY: used to be a String collection with just the actual namespaces
if (namespacesObject instanceof Map) {
Map<String, Object> installedNamespace =
((Map<String, Map<String, Object>>) namespacesObject).get(namespace);
isDependency =
installedNamespace != null
? (installedNamespace.get(PKEY_NAMESPACES_DEPENDENCY) == Boolean.TRUE)
: isDependency(extension, null);
} else {
isDependency = isDependency(extension, null);
}
}
return isDependency;
}
/**
* @param extension the extension
* @return the namespaces in which this extension is enabled. Null means root namespace (i.e all
* namespaces).
*/
public static Collection<String> getNamespaces(Extension extension) {
Collection<String> namespaces;
Object namespacesObject = extension.getProperty(PKEY_NAMESPACES);
// RETRO-COMPATIBILITY: used to be a String collection with just the actual namespaces
if (namespacesObject == null) {
namespaces = null;
} else if (namespacesObject instanceof Collection) {
namespaces = (Collection<String>) namespacesObject;
} else {
namespaces = ((Map<String, Map<String, Object>>) namespacesObject).keySet();
}
return namespaces;
}
/**
* @param previousExtension the previous installed version of the extension to install
* @param extension the new extension to install
* @param dependency indicate if the extension is installed as a dependency
* @param namespace the namespace where to install the extension
* @return the install plan node for the provided extension
* @param initialDependency the initial dependency used to resolve the extension
* @throws InstallException error when trying to install provided extension
*/
private ModifableExtensionPlanNode installExtension(
InstalledExtension previousExtension,
Extension extension,
boolean dependency,
String namespace,
ExtensionDependency initialDependency)
throws InstallException, ResolveException {
// Is feature core extension
for (String feature : extension.getFeatures()) {
if (this.coreExtensionRepository.exists(feature)) {
throw new InstallException(
String.format("There is already a core extension with the id [%s]", feature));
}
}
// Find all previous version of the extension
Set<InstalledExtension> previousExtensions = new LinkedHashSet<InstalledExtension>();
if (previousExtension != null) {
previousExtensions.add(previousExtension);
}
if (!extension.getFeatures().isEmpty()) {
for (String feature : extension.getFeatures()) {
InstalledExtension installedExtension =
checkAlreadyInstalledExtension(feature, extension.getId().getVersion(), namespace);
if (installedExtension != null) {
previousExtensions.add(installedExtension);
}
}
}
ExtensionHandler extensionHandler;
// Is type supported ?
try {
extensionHandler =
this.componentManager.getInstance(ExtensionHandler.class, extension.getType());
} catch (ComponentLookupException e) {
throw new InstallException(String.format("Unsupported type [%s]", extension.getType()), e);
}
// Is installing the extension allowed ?
extensionHandler.checkInstall(extension, namespace, getRequest());
// Check dependencies
Collection<? extends ExtensionDependency> dependencies = extension.getDependencies();
notifyPushLevelProgress(dependencies.size() + 1);
try {
List<ModifableExtensionPlanNode> children = null;
if (!dependencies.isEmpty()) {
children = new ArrayList<ModifableExtensionPlanNode>();
for (ExtensionDependency dependencyDependency : extension.getDependencies()) {
installExtensionDependency(dependencyDependency, namespace, children);
notifyStepPropress();
}
}
ModifableExtensionPlanNode node =
initialDependency != null
? new ModifableExtensionPlanNode(
initialDependency, initialDependency.getVersionConstraint())
: new ModifableExtensionPlanNode();
node.setChildren(children);
Action action;
if (!previousExtensions.isEmpty()) {
if (previousExtensions
.iterator()
.next()
.getId()
.getVersion()
.compareTo(extension.getId().getVersion())
> 0) {
action = Action.DOWNGRADE;
} else {
action = Action.UPGRADE;
}
} else {
action = Action.INSTALL;
}
node.setAction(
new DefaultExtensionPlanAction(
extension, previousExtensions, action, namespace, dependency));
return node;
} finally {
notifyPopLevelProgress();
}
}
/**
* @param extension the extension
* @return true if the extension is installed
* @see InstalledExtension#isInstalled()
*/
public static boolean isInstalled(Extension extension) {
return extension.getProperty(PKEY_INSTALLED, false);
}