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Improve extension loading mechanism

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This commit is contained in:
crschnick 2023-04-07 21:29:27 +00:00
parent 849b23cede
commit 157f16ff9e
1 changed files with 28 additions and 46 deletions
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74
app/src/main/java/io/xpipe/app/core/AppExtensionManager.java
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@ -1,6 +1,7 @@
package io.xpipe.app.core;
import io.xpipe.app.exchange.MessageExchangeImpls;
import io.xpipe.app.ext.ExtensionException;
import io.xpipe.app.ext.ModuleInstall;
import io.xpipe.app.ext.XPipeServiceProviders;
import io.xpipe.app.issue.ErrorEvent;
@ -35,18 +36,20 @@ public class AppExtensionManager {
INSTANCE = new AppExtensionManager();
INSTANCE.determineExtensionDirectories();
INSTANCE.loadBasicExtension();
INSTANCE.loadExtensions();
INSTANCE.loadBaseExtension();
INSTANCE.loadAllExtensions();
if (loadProviders) {
INSTANCE.loadContent();
INSTANCE.addNativeLibrariesToPath();
XPipeServiceProviders.load(INSTANCE.extendedLayer);
MessageExchangeImpls.loadAll();
}
}
private void loadBasicExtension() {
var baseModule = loadExtension("base", ModuleLayer.boot());
private void loadBaseExtension() {
var baseModule = findAndParseExtension("base", ModuleLayer.boot());
if (baseModule.isEmpty()) {
throw new IllegalStateException("Missing base module");
throw new ExtensionException("Missing base module. Is the installation corrupt?");
}
baseLayer = baseModule.get().getModule().getLayer();
@ -62,7 +65,7 @@ public class AppExtensionManager {
var localInstallation = XPipeInstallation.getLocalDefaultInstallationBasePath(true);
Path p = Path.of(localInstallation);
if (!Files.exists(p)) {
throw new IllegalStateException("Required local X-Pipe installation not found");
throw new IllegalStateException("Required local X-Pipe installation was not found but is required for development");
}
var extensions = XPipeInstallation.getLocalExtensionsDirectory(p);
@ -119,9 +122,9 @@ public class AppExtensionManager {
return ext != null ? base.resolve(ext) : base;
}
private void loadExtensions() {
private void loadAllExtensions() {
for (Path extensionBaseDirectory : extensionBaseDirectories) {
loadExtensionBaseDirectory(extensionBaseDirectory);
loadExtensionRootDirectory(extensionBaseDirectory);
}
if (leafModuleLayers.size() > 0) {
@ -136,13 +139,7 @@ public class AppExtensionManager {
}
}
private void loadContent() {
addNativeLibrariesToPath();
XPipeServiceProviders.load(extendedLayer);
MessageExchangeImpls.loadAll();
}
private void loadExtensionBaseDirectory(Path dir) {
private void loadExtensionRootDirectory(Path dir) {
if (!Files.exists(dir)) {
return;
}
@ -150,13 +147,18 @@ public class AppExtensionManager {
try (var s = Files.list(dir)) {
s.forEach(sub -> {
if (Files.isDirectory(sub)) {
var extension = loadExtensionDirectory(sub, baseLayer);
// TODO: Better detection for x modules
if (sub.toString().endsWith("x")) {
return;
}
var extension = parseExtensionDirectory(sub, baseLayer);
if (extension.isEmpty()) {
return;
}
loadedExtensions.add(extension.get());
var xModule = loadExtension(
loadedExtensions.add(extension.get());
var xModule = findAndParseExtension(
extension.get().getId() + "x",
extension.get().getModule().getLayer());
if (xModule.isPresent()) {
@ -172,9 +174,9 @@ public class AppExtensionManager {
}
}
private Optional<Extension> loadExtension(String name, ModuleLayer parent) {
private Optional<Extension> findAndParseExtension(String name, ModuleLayer parent) {
for (Path extensionBaseDirectory : extensionBaseDirectories) {
var found = loadExtensionDirectory(extensionBaseDirectory.resolve(name), parent);
var found = parseExtensionDirectory(extensionBaseDirectory.resolve(name), parent);
if (found.isPresent()) {
return found;
}
@ -183,7 +185,7 @@ public class AppExtensionManager {
return Optional.empty();
}
private Optional<Extension> loadExtensionDirectory(Path dir, ModuleLayer parent) {
private Optional<Extension> parseExtensionDirectory(Path dir, ModuleLayer parent) {
if (!Files.exists(dir) || !Files.isDirectory(dir)) {
return Optional.empty();
}
@ -214,11 +216,9 @@ public class AppExtensionManager {
var layer = ModuleLayer.defineModulesWithOneLoader(cf, List.of(parent), scl)
.layer();
var ext = getExtension(layer, dir);
var ext = getExtensionFromDir(layer, dir);
if (ext.isEmpty()) {
TrackEvent.withWarn("Found extension directory with no extension")
.tag("dir", dir.toString())
.handle();
throw new ExtensionException("Unable to load extension from directory " + dir + ". Is the installation corrupted?");
} else {
if (loadedExtensions.stream()
.anyMatch(extension -> extension.getName().equals(ext.get().name))) {
@ -240,31 +240,13 @@ public class AppExtensionManager {
}
} catch (Throwable t) {
ErrorEvent.fromThrowable(t)
.description("Unable to load extension " + dir.getFileName().toString())
.description("Unable to load extension from " + dir.toString() + ". Is the installation corrupted?")
.handle();
}
return Optional.empty();
}
private ModuleLayer loadGenerated(ModuleLayer parent, Path dir) throws IOException {
try (var d = Files.list(dir)) {
var all = d.toArray(Path[]::new);
ModuleFinder finder = ModuleFinder.of(all);
var found = finder.findAll();
Configuration cf = parent.configuration()
.resolve(
finder,
ModuleFinder.of(),
found.stream().map(r -> r.descriptor().name()).collect(Collectors.toSet()));
ClassLoader scl = ClassLoader.getSystemClassLoader();
var layer = ModuleLayer.defineModulesWithOneLoader(cf, List.of(parent), scl)
.layer();
return layer;
}
}
private Optional<Extension> getExtension(ModuleLayer l, Path dir) {
private Optional<Extension> getExtensionFromDir(ModuleLayer l, Path dir) {
return l.modules().stream()
.map(m -> {
AtomicReference<Extension> ext = new AtomicReference<>();