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org.talend.sdk.component.runtime.manager.ComponentManager Maven / Gradle / Ivy
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Core of the framework, the manager allows to access components and instantiate them.
/**
* Copyright (C) 2006-2019 Talend Inc. - www.talend.com
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.talend.sdk.component.runtime.manager;
import static java.util.Arrays.asList;
import static java.util.Collections.emptyList;
import static java.util.Collections.emptyMap;
import static java.util.Collections.list;
import static java.util.Comparator.comparing;
import static java.util.Optional.of;
import static java.util.Optional.ofNullable;
import static java.util.function.Function.identity;
import static java.util.stream.Collectors.joining;
import static java.util.stream.Collectors.toList;
import static java.util.stream.Collectors.toMap;
import static java.util.stream.Collectors.toSet;
import static org.apache.xbean.finder.archive.FileArchive.decode;
import static org.talend.sdk.component.classloader.ConfigurableClassLoader.NESTED_MAVEN_REPOSITORY;
import static org.talend.sdk.component.runtime.base.lang.exception.InvocationExceptionWrapper.toRuntimeException;
import static org.talend.sdk.component.runtime.manager.ComponentManager.ComponentType.MAPPER;
import static org.talend.sdk.component.runtime.manager.ComponentManager.ComponentType.PROCESSOR;
import static org.talend.sdk.component.runtime.manager.reflect.Constructors.findConstructor;
import static org.talend.sdk.component.runtime.manager.util.Lazy.lazy;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.io.ObjectStreamException;
import java.io.Serializable;
import java.lang.annotation.Annotation;
import java.lang.instrument.ClassFileTransformer;
import java.lang.management.ManagementFactory;
import java.lang.reflect.AnnotatedElement;
import java.lang.reflect.Constructor;
import java.lang.reflect.Executable;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
import java.lang.reflect.Proxy;
import java.net.MalformedURLException;
import java.net.URL;
import java.nio.charset.StandardCharsets;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.Objects;
import java.util.Optional;
import java.util.Properties;
import java.util.ServiceLoader;
import java.util.Set;
import java.util.Spliterator;
import java.util.Spliterators;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.atomic.AtomicReference;
import java.util.function.Consumer;
import java.util.function.Function;
import java.util.function.Predicate;
import java.util.function.Supplier;
import java.util.jar.JarInputStream;
import java.util.logging.Level;
import java.util.stream.Stream;
import java.util.stream.StreamSupport;
import javax.annotation.PostConstruct;
import javax.annotation.PreDestroy;
import javax.json.JsonBuilderFactory;
import javax.json.JsonReaderFactory;
import javax.json.JsonWriterFactory;
import javax.json.bind.Jsonb;
import javax.json.bind.JsonbConfig;
import javax.json.bind.config.BinaryDataStrategy;
import javax.json.bind.spi.JsonbProvider;
import javax.json.spi.JsonProvider;
import javax.json.stream.JsonGeneratorFactory;
import javax.json.stream.JsonParserFactory;
import org.apache.xbean.asm7.Type;
import org.apache.xbean.finder.AnnotationFinder;
import org.apache.xbean.finder.ClassFinder;
import org.apache.xbean.finder.archive.Archive;
import org.apache.xbean.finder.archive.ClassesArchive;
import org.apache.xbean.finder.archive.ClasspathArchive;
import org.apache.xbean.finder.archive.CompositeArchive;
import org.apache.xbean.finder.archive.FileArchive;
import org.apache.xbean.finder.archive.FilteredArchive;
import org.apache.xbean.finder.archive.JarArchive;
import org.apache.xbean.finder.filter.ExcludeIncludeFilter;
import org.apache.xbean.finder.filter.Filter;
import org.apache.xbean.finder.filter.Filters;
import org.apache.xbean.finder.filter.IncludeExcludeFilter;
import org.apache.xbean.finder.util.Files;
import org.apache.xbean.propertyeditor.Converter;
import org.talend.sdk.component.api.component.Components;
import org.talend.sdk.component.api.component.MigrationHandler;
import org.talend.sdk.component.api.component.Version;
import org.talend.sdk.component.api.input.Emitter;
import org.talend.sdk.component.api.input.PartitionMapper;
import org.talend.sdk.component.api.internationalization.Internationalized;
import org.talend.sdk.component.api.processor.AfterGroup;
import org.talend.sdk.component.api.processor.Processor;
import org.talend.sdk.component.api.record.RecordPointerFactory;
import org.talend.sdk.component.api.service.ActionType;
import org.talend.sdk.component.api.service.Service;
import org.talend.sdk.component.api.service.cache.LocalCache;
import org.talend.sdk.component.api.service.configuration.LocalConfiguration;
import org.talend.sdk.component.api.service.dependency.Resolver;
import org.talend.sdk.component.api.service.factory.ObjectFactory;
import org.talend.sdk.component.api.service.http.HttpClient;
import org.talend.sdk.component.api.service.http.HttpClientFactory;
import org.talend.sdk.component.api.service.http.Request;
import org.talend.sdk.component.api.service.injector.Injector;
import org.talend.sdk.component.api.service.record.RecordBuilderFactory;
import org.talend.sdk.component.api.service.record.RecordService;
import org.talend.sdk.component.classloader.ConfigurableClassLoader;
import org.talend.sdk.component.container.Container;
import org.talend.sdk.component.container.ContainerListener;
import org.talend.sdk.component.container.ContainerManager;
import org.talend.sdk.component.dependencies.EmptyResolver;
import org.talend.sdk.component.dependencies.maven.Artifact;
import org.talend.sdk.component.dependencies.maven.MvnDependencyListLocalRepositoryResolver;
import org.talend.sdk.component.jmx.JmxManager;
import org.talend.sdk.component.runtime.base.Delegated;
import org.talend.sdk.component.runtime.impl.Mode;
import org.talend.sdk.component.runtime.input.LocalPartitionMapper;
import org.talend.sdk.component.runtime.input.Mapper;
import org.talend.sdk.component.runtime.input.PartitionMapperImpl;
import org.talend.sdk.component.runtime.internationalization.InternationalizationServiceFactory;
import org.talend.sdk.component.runtime.manager.asm.ProxyGenerator;
import org.talend.sdk.component.runtime.manager.builtinparams.MaxBatchSizeParamBuilder;
import org.talend.sdk.component.runtime.manager.extension.ComponentContextImpl;
import org.talend.sdk.component.runtime.manager.extension.ComponentContexts;
import org.talend.sdk.component.runtime.manager.interceptor.InterceptorHandlerFacade;
import org.talend.sdk.component.runtime.manager.json.PreComputedJsonpProvider;
import org.talend.sdk.component.runtime.manager.json.TalendAccessMode;
import org.talend.sdk.component.runtime.manager.proxy.JavaProxyEnricherFactory;
import org.talend.sdk.component.runtime.manager.reflect.IconFinder;
import org.talend.sdk.component.runtime.manager.reflect.MigrationHandlerFactory;
import org.talend.sdk.component.runtime.manager.reflect.ParameterModelService;
import org.talend.sdk.component.runtime.manager.reflect.ReflectionService;
import org.talend.sdk.component.runtime.manager.reflect.parameterenricher.BaseParameterEnricher;
import org.talend.sdk.component.runtime.manager.service.ContainerInfo;
import org.talend.sdk.component.runtime.manager.service.InjectorImpl;
import org.talend.sdk.component.runtime.manager.service.LocalCacheService;
import org.talend.sdk.component.runtime.manager.service.LocalConfigurationService;
import org.talend.sdk.component.runtime.manager.service.ObjectFactoryImpl;
import org.talend.sdk.component.runtime.manager.service.RecordPointerFactoryImpl;
import org.talend.sdk.component.runtime.manager.service.RecordServiceImpl;
import org.talend.sdk.component.runtime.manager.service.ResolverImpl;
import org.talend.sdk.component.runtime.manager.service.configuration.PropertiesConfiguration;
import org.talend.sdk.component.runtime.manager.service.http.HttpClientFactoryImpl;
import org.talend.sdk.component.runtime.manager.service.record.RecordBuilderFactoryProvider;
import org.talend.sdk.component.runtime.manager.spi.ContainerListenerExtension;
import org.talend.sdk.component.runtime.manager.util.Lazy;
import org.talend.sdk.component.runtime.manager.xbean.KnownClassesFilter;
import org.talend.sdk.component.runtime.manager.xbean.NestedJarArchive;
import org.talend.sdk.component.runtime.manager.xbean.registry.EnrichedPropertyEditorRegistry;
import org.talend.sdk.component.runtime.output.ProcessorImpl;
import org.talend.sdk.component.runtime.record.RecordBuilderFactoryImpl;
import org.talend.sdk.component.runtime.serialization.LightContainer;
import org.talend.sdk.component.runtime.visitor.ModelListener;
import org.talend.sdk.component.runtime.visitor.ModelVisitor;
import org.talend.sdk.component.spi.component.ComponentExtension;
import org.talend.sdk.component.spi.component.GenericComponentExtension;
import lombok.AllArgsConstructor;
import lombok.Data;
import lombok.Getter;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
@Slf4j
public class ComponentManager implements AutoCloseable {
protected static final AtomicReference CONTEXTUAL_INSTANCE = new AtomicReference<>();
private static final Components DEFAULT_COMPONENT = new Components() {
@Override
public Class extends Annotation> annotationType() {
return Components.class;
}
@Override
public String family() {
return "";
}
@Override
public String[] categories() {
return new String[] { "Misc" };
}
};
@Getter
protected final ContainerManager container;
// tcomp (org.talend + javax.annotation + jsonp) + logging (slf4j) are/can be provided service
// + tcomp "runtime" indeed (invisible from the components but required for the runtime
private final Filter classesFilter;
private final ParameterModelService parameterModelService;
private final InternationalizationServiceFactory internationalizationServiceFactory;
@Getter
private final JsonProvider jsonpProvider;
@Getter
private final JsonGeneratorFactory jsonpGeneratorFactory;
@Getter
private final JsonReaderFactory jsonpReaderFactory;
@Getter
private final JsonBuilderFactory jsonpBuilderFactory;
@Getter
private final JsonParserFactory jsonpParserFactory;
@Getter
private final JsonWriterFactory jsonpWriterFactory;
@Getter
private final JsonbProvider jsonbProvider;
private final ProxyGenerator proxyGenerator = new ProxyGenerator();
private final JavaProxyEnricherFactory javaProxyEnricherFactory = new JavaProxyEnricherFactory();
// kind of extracted to ensure we can switch it later if needed
// (like using a Spring/CDI context and something else than xbean)
private final ReflectionService reflections;
@Getter // for extensions
private final MigrationHandlerFactory migrationHandlerFactory;
private final Collection extensions;
private final Collection transformers;
private final Collection localConfigurations;
// org.slf4j.event but https://issues.apache.org/jira/browse/MNG-6360
private final Level logInfoLevelMapping;
@Getter // use with caution
private final List customizers;
@Getter
private final Function recordBuilderFactoryProvider;
@Getter
private final JsonbConfig jsonbConfig = new JsonbConfig()
.withBinaryDataStrategy(BinaryDataStrategy.BASE_64)
.setProperty("johnzon.cdi.activated", false)
.setProperty("johnzon.accessModeDelegate", new TalendAccessMode());
private final EnrichedPropertyEditorRegistry propertyEditorRegistry;
private final List classpathContributors;
private final IconFinder iconFinder = new IconFinder();
public ComponentManager(final File m2) {
this(m2, "TALEND-INF/dependencies.txt", "org.talend.sdk.component:type=component,value=%s");
}
/**
* @param m2 the maven repository location if on the file system.
* @param dependenciesResource the resource path containing dependencies.
* @param jmxNamePattern a pattern to register the plugins (containers) in JMX, null
* otherwise.
*/
public ComponentManager(final File m2, final String dependenciesResource, final String jmxNamePattern) {
final ClassLoader tccl = Thread.currentThread().getContextClassLoader();
internationalizationServiceFactory = new InternationalizationServiceFactory(getLocalSupplier());
customizers = toStream(loadServiceProviders(Customizer.class, tccl)).collect(toList()); // must stay first
if (!customizers.isEmpty()) {
customizers.forEach(c -> c.setCustomizers(customizers));
}
if (!Boolean.getBoolean("talend.component.manager.classpathcontributor.skip")) {
classpathContributors =
toStream(loadServiceProviders(ContainerClasspathContributor.class, tccl)).collect(toList());
} else {
classpathContributors = emptyList();
}
classesFilter = Filters
.prefixes(Stream
.concat(Stream
.of("org.talend.sdk.component.api.", "org.talend.sdk.component.spi.",
"javax.annotation.", "javax.json.", "org.talend.sdk.component.classloader.",
"org.talend.sdk.component.runtime.", "org.slf4j.", "org.apache.johnzon."),
additionalContainerClasses())
.distinct()
.toArray(String[]::new));
jsonpProvider = JsonProvider.provider();
jsonbProvider = JsonbProvider.provider();
// these factories have memory caches so ensure we reuse them properly
jsonpGeneratorFactory = JsonGeneratorFactory.class
.cast(javaProxyEnricherFactory
.asSerializable(tccl, null, JsonGeneratorFactory.class.getName(),
jsonpProvider.createGeneratorFactory(emptyMap())));
jsonpReaderFactory = JsonReaderFactory.class
.cast(javaProxyEnricherFactory
.asSerializable(tccl, null, JsonReaderFactory.class.getName(),
jsonpProvider.createReaderFactory(emptyMap())));
jsonpBuilderFactory = JsonBuilderFactory.class
.cast(javaProxyEnricherFactory
.asSerializable(tccl, null, JsonBuilderFactory.class.getName(),
jsonpProvider.createBuilderFactory(emptyMap())));
jsonpParserFactory = JsonParserFactory.class
.cast(javaProxyEnricherFactory
.asSerializable(tccl, null, JsonParserFactory.class.getName(),
jsonpProvider.createParserFactory(emptyMap())));
jsonpWriterFactory = JsonWriterFactory.class
.cast(javaProxyEnricherFactory
.asSerializable(tccl, null, JsonWriterFactory.class.getName(),
jsonpProvider.createWriterFactory(emptyMap())));
logInfoLevelMapping = findLogInfoLevel();
propertyEditorRegistry = createPropertyEditorRegistry();
localConfigurations = createRawLocalConfigurations();
parameterModelService = new ParameterModelService(propertyEditorRegistry);
reflections = new ReflectionService(parameterModelService, propertyEditorRegistry);
migrationHandlerFactory = new MigrationHandlerFactory(reflections);
final Predicate isContainerClass = name -> isContainerClass(classesFilter, name);
final ContainerManager.ClassLoaderConfiguration defaultClassLoaderConfiguration =
ContainerManager.ClassLoaderConfiguration
.builder()
.parent(tccl)
.parentClassesFilter(isContainerClass)
.classesFilter(isContainerClass.negate())
.supportsResourceDependencies(true)
.create();
this.container = new ContainerManager(ContainerManager.DependenciesResolutionConfiguration
.builder()
.resolver(customizers.stream().noneMatch(Customizer::ignoreDefaultDependenciesDescriptor)
? new MvnDependencyListLocalRepositoryResolver(dependenciesResource, this::resolve)
: new EmptyResolver())
.rootRepositoryLocation(m2)
.create(), defaultClassLoaderConfiguration, container -> {
}, logInfoLevelMapping) {
@Override
public File resolve(final String path) {
return classpathContributors
.stream()
.filter(it -> it.canResolve(path))
.map(it -> it.resolve(path))
.filter(Objects::nonNull)
.findFirst()
.orElseGet(() -> super.resolve(path));
}
};
this.container.registerListener(new Updater());
if (!Boolean.getBoolean("talend.component.manager.jmx.skip")) {
ofNullable(jmxNamePattern)
.map(String::trim)
.filter(n -> !n.isEmpty())
.ifPresent(p -> this.container
.registerListener(
new JmxManager(container, p, ManagementFactory.getPlatformMBeanServer())));
}
toStream(loadServiceProviders(ContainerListenerExtension.class, tccl))
.peek(e -> e.setComponentManager(ComponentManager.this))
.forEach(container::registerListener);
this.extensions = toStream(loadServiceProviders(ComponentExtension.class, tccl))
.filter(ComponentExtension::isActive)
.sorted(comparing(ComponentExtension::priority))
.collect(toList());
this.transformers = extensions.stream().flatMap(e -> e.getTransformers().stream()).collect(toList());
final Iterator recordBuilderFactoryIterator =
ServiceLoader.load(RecordBuilderFactoryProvider.class, tccl).iterator();
if (recordBuilderFactoryIterator.hasNext()) {
final RecordBuilderFactoryProvider factory = recordBuilderFactoryIterator.next();
recordBuilderFactoryProvider = factory::apply;
if (recordBuilderFactoryIterator.hasNext()) {
throw new IllegalArgumentException(
"Ambiguous recordBuilderFactory: " + factory + "/" + recordBuilderFactoryIterator.next());
}
} else {
recordBuilderFactoryProvider = RecordBuilderFactoryImpl::new;
}
}
protected Supplier getLocalSupplier() {
return Locale::getDefault;
}
private File resolve(final String artifact) {
return container.resolve(artifact);
}
private EnrichedPropertyEditorRegistry createPropertyEditorRegistry() {
return new EnrichedPropertyEditorRegistry();
}
private Level findLogInfoLevel() {
if (Boolean.getBoolean("talend.component.manager.log.info")) {
return Level.INFO;
}
try {
ComponentManager.class.getClassLoader().loadClass("routines.TalendString");
return Level.FINE;
} catch (final NoClassDefFoundError | ClassNotFoundException e) {
return Level.INFO;
}
}
/**
* Creates a default manager with default maven local repository,
* TALEND-INF/dependencies.txt file to find the dependencies of the plugins and
* a default JMX pattern for plugins. It also adds the caller as a plugin.
*
* @return the contextual manager instance.
*/
public static ComponentManager instance() {
ComponentManager manager = CONTEXTUAL_INSTANCE.get();
if (manager == null) {
synchronized (CONTEXTUAL_INSTANCE) {
if (CONTEXTUAL_INSTANCE.get() == null) {
final Thread shutdownHook =
new Thread(ComponentManager.class.getName() + "-" + ComponentManager.class.hashCode()) {
@Override
public void run() {
ofNullable(CONTEXTUAL_INSTANCE.get()).ifPresent(ComponentManager::close);
}
};
manager = new ComponentManager(findM2()) {
private final AtomicBoolean closed = new AtomicBoolean(false);
{
info("Creating the contextual ComponentManager instance " + getIdentifiers());
parallelIf(Boolean.getBoolean("talend.component.manager.plugins.parallel"),
container.getDefinedNestedPlugin().stream().filter(p -> !hasPlugin(p)))
.forEach(this::addPlugin);
info("Components: " + availablePlugins());
}
@Override
public void close() {
if (!closed.compareAndSet(false, true)) {
return;
}
try {
synchronized (CONTEXTUAL_INSTANCE) {
if (CONTEXTUAL_INSTANCE.compareAndSet(this, null)) {
try {
Runtime.getRuntime().removeShutdownHook(shutdownHook);
} catch (final IllegalStateException ise) {
// already shutting down
}
}
}
} finally {
CONTEXTUAL_INSTANCE.set(null);
super.close();
info("Released the contextual ComponentManager instance " + getIdentifiers());
}
}
Object readResolve() throws ObjectStreamException {
return new SerializationReplacer();
}
};
Runtime.getRuntime().addShutdownHook(shutdownHook);
manager.info("Created the contextual ComponentManager instance " + getIdentifiers());
if (!CONTEXTUAL_INSTANCE.compareAndSet(null, manager)) { // unlikely it fails in a synch block
manager = CONTEXTUAL_INSTANCE.get();
}
}
}
}
return manager;
}
public static File findM2() {
return ofNullable(System.getProperty("talend.component.manager.m2.repository")).map(File::new).orElseGet(() -> {
// check if we are in the studio process if so just grab the the studio config
final String m2Repo = System.getProperty("maven.repository");
if (!"global".equals(m2Repo)) {
{
final File localM2 = new File(System.getProperty("osgi.configuration.area"), ".m2/repository");
if (localM2.exists()) {
return localM2;
}
}
{ // this shouldn't exist in recent studio
final File localM2 = new File(System.getProperty("osgi.configuration.area"), ".m2");
if (localM2.exists()) {
return localM2;
}
}
}
return findDefaultM2();
});
}
private static Stream parallelIf(final boolean condition, final Stream stringStream) {
return condition ? stringStream.parallel() : stringStream;
}
protected void info(final String msg) {
switch (logInfoLevelMapping.intValue()) {
case 500: // FINE
log.debug(msg);
break;
case 800: // INFo
default:
log.info(msg);
}
}
private Stream additionalContainerClasses() {
return Stream
.concat(customizers.stream().flatMap(Customizer::containerClassesAndPackages),
ofNullable(
System.getProperty("talend.component.manager.classloader.container.classesAndPackages"))
.map(s -> s.split(","))
.map(Stream::of)
.orElseGet(Stream::empty));
}
private static File findDefaultM2() {
// check out settings.xml first
final File settings = new File(System
.getProperty("talend.component.manager.m2.settings",
System.getProperty("user.home") + "/.m2/settings.xml"));
if (settings.exists()) {
try {
// faster to do that than previous code (commented after)
final String content =
new String(java.nio.file.Files.readAllBytes(settings.toPath()), StandardCharsets.UTF_8);
final int start = content.indexOf("");
String localM2RepositoryFromSettings = null;
if (start > 0) {
final int end = content.indexOf(" ", start);
if (end > 0) {
localM2RepositoryFromSettings = content.substring(start + "".length(), end);
}
}
/*
* final DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
* factory.setFeature(javax.xml.XMLConstants.FEATURE_SECURE_PROCESSING, true);
* factory.setFeature("http://apache.org/xml/features/disallow-doctype-decl", true);
* final DocumentBuilder builder = factory.newDocumentBuilder();
*
* final Document document = builder.parse(settings);
* final XPathFactory xpf = XPathFactory.newInstance();
* final XPath xp = xpf.newXPath();
* final String localM2RepositoryFromSettings =
* xp.evaluate("//settings/localRepository/text()", document.getDocumentElement());
*/
if (localM2RepositoryFromSettings != null && !localM2RepositoryFromSettings.isEmpty()) {
return new File(localM2RepositoryFromSettings);
}
} catch (final Exception ignore) {
// fallback on default local path
}
}
return new File(System.getProperty("user.home"), ".m2/repository");
}
private static String getIdentifiers() {
return "(classloader=" + ComponentManager.class.getClassLoader() + ", jvm="
+ ManagementFactory.getRuntimeMXBean().getName() + ")";
}
private static Stream toStream(final Iterator iterator) {
return StreamSupport.stream(Spliterators.spliteratorUnknownSize(iterator, Spliterator.IMMUTABLE), false);
}
private static Iterator loadServiceProviders(final Class service, final ClassLoader classLoader) {
return ServiceLoader.load(service, classLoader).iterator();
}
private static File toFile(final String classFileName, final URL url) {
String path = url.getFile();
path = path.substring(0, path.length() - classFileName.length());
return new File(decode(path));
}
public void addCallerAsPlugin() {
try {
final ClassLoader tmpLoader = ofNullable(Thread.currentThread().getContextClassLoader())
.orElseGet(ClassLoader::getSystemClassLoader);
final StackTraceElement[] stackTrace = new Throwable().getStackTrace();
final Class> jarMarker = tmpLoader
.loadClass(Stream
.of(stackTrace)
.filter(c -> !c.getClassName().startsWith("org.talend.sdk.component.runtime.manager.")
&& !c.getClassName().startsWith("org.talend.sdk.component.runtime.beam.dsl.")
&& !c.getClassName().startsWith("org.talend.sdk.component.runtime.standalone.")
&& !c.getClassName().startsWith("org.talend.sdk.component.runtime.avro.")
&& !c.getClassName().startsWith("org.talend.daikon.")
&& !c.getClassName().startsWith("org.talend.designer.")
&& !c.getClassName().startsWith("org.eclipse.")
&& !c.getClassName().startsWith("java.") && !c.getClassName().startsWith("javax.")
&& !c.getClassName().startsWith("sun.") && !c.getClassName().startsWith("com.sun.")
&& !c.getClassName().startsWith("com.oracle."))
.findFirst()
.map(StackTraceElement::getClassName)
.orElse(ComponentManager.class.getName()));
if (jarMarker == ComponentManager.class) {
return;
}
addJarContaining(tmpLoader, jarMarker.getName().replace(".", "/") + ".class");
} catch (final ClassNotFoundException e) {
// ignore, not important. if we can't do it then the plugins should be
// registered normally
}
}
protected List addJarContaining(final ClassLoader loader, final String resource) {
final URL url = loader.getResource(resource);
if (url != null) {
File plugin = null;
switch (url.getProtocol()) {
case "bundleresource": // studio on equinox, this is the definition part so we don't register it
break;
case "file":
plugin = toFile(resource, url);
break;
case "jar":
if (url.getPath() != null && url.getPath().startsWith("mvn:")) { // pax mvn
// studio temporary integration, to drop when studio integrates correctly tcomp
break;
}
final String spec = url.getFile();
final int separator = spec.indexOf('!');
if (separator > 0) {
try {
plugin = new File(decode(new URL(spec.substring(0, separator)).getFile()));
} catch (final MalformedURLException e) {
// no-op
}
}
break;
default:
}
if (plugin == null) {
log.warn("Can't find " + url);
return null;
}
return Stream
.of(plugin)
// just a small workaround for maven/gradle
.flatMap(this::toPluginLocations)
.filter(path -> !container.find(path.getName()).isPresent())
.map(file -> {
final String id = addPlugin(file.getAbsolutePath());
if (container.find(id).get().get(ContainerComponentRegistry.class).getComponents().isEmpty()) {
removePlugin(id);
return null;
}
return id;
})
.filter(Objects::nonNull)
.collect(toList());
}
return emptyList();
}
private Stream toPluginLocations(final File src) {
if ("test-classes".equals(src.getName()) && src.getParentFile() != null) { // maven
return Stream.of(new File(src.getParentFile(), "classes"), src);
}
// gradle (v3 & v4)
if ("classes".equals(src.getName()) && src.getParentFile() != null
&& "test".equals(src.getParentFile().getName()) && src.getParentFile().getParentFile() != null) {
return Stream
.of(new File(src.getParentFile().getParentFile(), "production/classes"), src)
.filter(File::exists);
}
if ("test".equals(src.getName()) && src.getParentFile() != null
&& "java".equals(src.getParentFile().getName())) {
return Stream.of(new File(src.getParentFile(), "main"), src).filter(File::exists);
}
return Stream.of(src);
}
public Stream find(final Function> mapper) {
return container.findAll().stream().flatMap(mapper);
}
// really a DIY entry point for custom flow, it creates component instances but
// nothing more
public Optional createComponent(final String plugin, final String name, final ComponentType componentType,
final int version, final Map configuration) {
return findComponentInternal(plugin, name, componentType, version, configuration)
// unwrap to access the actual instance which is the desired one
.map(i -> Delegated.class.isInstance(i) ? Delegated.class.cast(i).getDelegate() : i);
}
private Optional findComponentInternal(final String plugin, final String name,
final ComponentType componentType, final int version, final Map configuration) {
if (container.findAll().isEmpty()) {
autoDiscoverPlugins(false, true);
}
return find(pluginContainer -> Stream
.of(findInstance(plugin, name, componentType, version, configuration, pluginContainer)))
.filter(Objects::nonNull)
.findFirst();
}
public void autoDiscoverPlugins(final boolean callers, final boolean classpath) {
if (callers && !Boolean.getBoolean("component.manager.callers.skip")) {
addCallerAsPlugin();
}
// common for studio until job generation is updated to build a tcomp friendly bundle
if (classpath && !Boolean.getBoolean("component.manager.classpath.skip")) {
try {
final Enumeration componentMarkers =
Thread.currentThread().getContextClassLoader().getResources("TALEND-INF/dependencies.txt");
while (componentMarkers.hasMoreElements()) {
File file = Files.toFile(componentMarkers.nextElement());
if (file.getName().equals("dependencies.txt") && file.getParentFile() != null
&& file.getParentFile().getName().equals("TALEND-INF")) {
file = file.getParentFile().getParentFile();
}
if (!hasPlugin(container.buildAutoIdFromName(file.getName()))) {
addPlugin(file.getAbsolutePath());
}
}
} catch (final IOException e) {
// no-op
}
}
}
private Object findInstance(final String plugin, final String name, final ComponentType componentType,
final int version, final Map configuration, final Container pluginContainer) {
return findGenericInstance(plugin, name, componentType, version, configuration, pluginContainer)
.orElseGet(
() -> findDeployedInstance(plugin, name, componentType, version, configuration, pluginContainer)
.filter(Objects::nonNull)
.findFirst()
.orElse(null));
}
private Stream findDeployedInstance(final String plugin, final String name,
final ComponentType componentType, final int version, final Map configuration,
final Container pluginContainer) {
return Stream
.of(pluginContainer.get(ContainerComponentRegistry.class))
.filter(Objects::nonNull)
.map(r -> r.getComponents().get(container.buildAutoIdFromName(plugin)))
.filter(Objects::nonNull)
.map(component -> componentType.findMeta(component).get(name))
.filter(Objects::nonNull)
.map(comp -> {
if (configuration == null) {
return comp.getInstantiator().apply(null);
}
final Supplier migrationHandler = comp.getMigrationHandler();
return comp.getInstantiator().apply(migrationHandler.get().migrate(version, configuration));
});
}
private Optional findGenericInstance(final String plugin, final String name,
final ComponentType componentType, final int version, final Map configuration,
final Container pluginContainer) {
return ofNullable(pluginContainer.get(GenericComponentExtension.class))
.filter(ext -> ext.canHandle(componentType.runtimeType(), plugin, name))
.map(ext -> Object.class
.cast(ext
.createInstance(componentType.runtimeType(), plugin, name, version, configuration,
ofNullable(pluginContainer.get(AllServices.class))
.map(AllServices::getServices)
.orElseGet(Collections::emptyMap))));
}
public Optional findMapper(final String plugin, final String name, final int version,
final Map configuration) {
return findComponentInternal(plugin, name, MAPPER, version, configuration).map(Mapper.class::cast);
}
public Optional findProcessor(final String plugin,
final String name, final int version, final Map configuration) {
return findComponentInternal(plugin, name, PROCESSOR, version, configuration)
.map(org.talend.sdk.component.runtime.output.Processor.class::cast);
}
public boolean hasPlugin(final String plugin) {
return container.find(plugin).isPresent();
}
public Optional findPlugin(final String plugin) {
return container.find(plugin);
}
public String addPlugin(final String pluginRootFile) {
final String id = this.container
.builder(pluginRootFile)
.withCustomizer(createContainerCustomizer(pluginRootFile))
.withAdditionalClasspath(findAdditionalClasspathFor(container.buildAutoIdFromName(pluginRootFile)))
.create()
.getId();
info("Adding plugin: " + pluginRootFile + ", as " + id);
return id;
}
public String addWithLocationPlugin(final String location, final String pluginRootFile) {
final String id = this.container
.builder(pluginRootFile)
.withCustomizer(createContainerCustomizer(location))
.withAdditionalClasspath(findAdditionalClasspathFor(container.buildAutoIdFromName(location)))
.create()
.getId();
info("Adding plugin: " + pluginRootFile + ", as " + id);
return id;
}
protected String addPlugin(final String forcedId, final String pluginRootFile) {
final String id = this.container
.builder(forcedId, pluginRootFile)
.withCustomizer(createContainerCustomizer(forcedId))
.withAdditionalClasspath(findAdditionalClasspathFor(forcedId))
.create()
.getId();
info("Adding plugin: " + pluginRootFile + ", as " + id);
return id;
}
private Collection findAdditionalClasspathFor(final String pluginId) {
return classpathContributors
.stream()
.flatMap(it -> it.findContributions(pluginId).stream())
.distinct()
.collect(toList())/* keep order */;
}
public void removePlugin(final String id) {
container.find(id).ifPresent(Container::close);
info("Removed plugin: " + id);
}
protected boolean isContainerClass(final Filter filter, final String name) {
return name != null && filter.accept(name);
}
@Override
public void close() {
container.close();
propertyEditorRegistry.close();
}
private Consumer createContainerCustomizer(final String originalId) {
return c -> {
c.set(OriginalId.class, new OriginalId(originalId));
transformers.forEach(c::registerTransformer);
};
}
private T executeInContainer(final String plugin, final Supplier supplier) {
final Thread thread = Thread.currentThread();
final ClassLoader old = thread.getContextClassLoader();
thread
.setContextClassLoader(
container.find(plugin).map(Container::getLoader).map(ClassLoader.class::cast).orElse(old));
try {
return supplier.get();
} finally {
thread.setContextClassLoader(old);
}
}
public List availablePlugins() {
return container.findAll().stream().map(Container::getId).collect(toList());
}
protected void containerServices(final Container container, final Map, Object> services) {
final String containerId = container.getId();
// JSON services
final JsonProvider jsonpProvider = new PreComputedJsonpProvider(containerId, this.jsonpProvider,
jsonpParserFactory, jsonpWriterFactory, jsonpBuilderFactory, jsonpGeneratorFactory, jsonpReaderFactory);
services.put(JsonProvider.class, jsonpProvider);
services
.put(JsonBuilderFactory.class,
javaProxyEnricherFactory
.asSerializable(container.getLoader(), containerId, JsonBuilderFactory.class.getName(),
jsonpBuilderFactory));
services
.put(JsonParserFactory.class,
javaProxyEnricherFactory
.asSerializable(container.getLoader(), containerId, JsonParserFactory.class.getName(),
jsonpParserFactory));
services
.put(JsonReaderFactory.class,
javaProxyEnricherFactory
.asSerializable(container.getLoader(), containerId, JsonReaderFactory.class.getName(),
jsonpReaderFactory));
services
.put(JsonWriterFactory.class,
javaProxyEnricherFactory
.asSerializable(container.getLoader(), containerId, JsonWriterFactory.class.getName(),
jsonpWriterFactory));
services
.put(JsonGeneratorFactory.class,
javaProxyEnricherFactory
.asSerializable(container.getLoader(), containerId,
JsonGeneratorFactory.class.getName(), jsonpGeneratorFactory));
final Jsonb jsonb = jsonbProvider
.create()
.withProvider(jsonpProvider) // reuses the same memory buffering
.withConfig(jsonbConfig)
.build();
final Jsonb serializableJsonb = Jsonb.class
.cast(javaProxyEnricherFactory
.asSerializable(container.getLoader(), containerId, Jsonb.class.getName(), jsonb));
services.put(Jsonb.class, serializableJsonb);
// not JSON services
final List containerConfigurations = new ArrayList<>(localConfigurations);
if (!Boolean.getBoolean("talend.component.configuration." + containerId + ".ignoreLocalConfiguration")) {
final Stream localConfigs =
container.getLoader().findContainedResources("TALEND-INF/local-configuration.properties").stream();
final Properties aggregatedLocalConfigs = aggregateConfigurations(localConfigs);
if (!aggregatedLocalConfigs.isEmpty()) {
containerConfigurations.add(new PropertiesConfiguration(aggregatedLocalConfigs));
}
}
final RecordBuilderFactory recordBuilderFactory = recordBuilderFactoryProvider.apply(containerId);
services.put(LocalConfiguration.class, new LocalConfigurationService(containerConfigurations, containerId));
services
.put(HttpClientFactory.class,
new HttpClientFactoryImpl(containerId, reflections, serializableJsonb, services));
services.put(LocalCache.class, new LocalCacheService(containerId));
services.put(ProxyGenerator.class, proxyGenerator);
services.put(Resolver.class, new ResolverImpl(containerId, container.getLocalDependencyRelativeResolver()));
services.put(Injector.class, new InjectorImpl(containerId, reflections, services));
services.put(ObjectFactory.class, new ObjectFactoryImpl(containerId, propertyEditorRegistry));
services.put(RecordBuilderFactory.class, recordBuilderFactory);
services.put(RecordPointerFactory.class, new RecordPointerFactoryImpl(containerId));
services.put(RecordService.class, new RecordServiceImpl(containerId, recordBuilderFactory));
services.put(ContainerInfo.class, new ContainerInfo(containerId));
}
private Properties aggregateConfigurations(final Stream localConfigs) {
final AtomicReference re = new AtomicReference<>();
final Properties result = localConfigs.map(stream -> {
final Properties properties = new Properties();
try {
if (stream != null) {
properties.load(stream);
}
return properties;
} catch (final IOException e) {
log.error(e.getMessage(), e);
RuntimeException runtimeException = re.get();
if (runtimeException == null) {
runtimeException = new IllegalStateException("Can't read all local configurations");
re.set(runtimeException);
}
runtimeException.addSuppressed(e);
return properties;
} finally {
if (stream != null) {
try {
stream.close();
} catch (final IOException e) {
// no-op
}
}
}
})
.sorted(comparing(it -> Integer.parseInt(it.getProperty("_ordinal", "0"))))
.reduce(new Properties(), (p1, p2) -> {
p1.putAll(p2);
return p1;
});
final RuntimeException error = re.get();
if (error != null) {
throw error;
}
return result;
}
protected static Collection createRawLocalConfigurations() {
final List configurations = new ArrayList<>(2);
if (!Boolean.getBoolean("talend.component.manager.localconfiguration.skip")) {
configurations
.addAll(toStream(
loadServiceProviders(LocalConfiguration.class, LocalConfiguration.class.getClassLoader()))
.collect(toList()));
}
configurations.addAll(asList(new LocalConfiguration() {
@Override
public String get(final String key) {
return System.getProperty(key);
}
@Override
public Set keys() {
return System.getProperties().stringPropertyNames();
}
}, new LocalConfiguration() {
@Override
public String get(final String key) {
return System.getenv(key);
}
@Override
public Set keys() {
return System.getenv().keySet();
}
}));
return configurations;
}
private T findComponentsConfig(final Map componentDefaults,
final Class> type, final ConfigurableClassLoader loader, final Class annotation,
final T defaultValue) {
final AnnotatedElement annotatedElement =
componentDefaults.computeIfAbsent(getAnnotatedElementCacheKey(type), p -> {
if (p != null) {
String currentPackage = p;
do {
try {
final Class> pckInfo = loader.loadClass(currentPackage + ".package-info");
if (pckInfo.isAnnotationPresent(annotation)) {
return pckInfo;
}
} catch (final ClassNotFoundException e) {
// no-op
}
final int endPreviousPackage = currentPackage.lastIndexOf('.');
if (endPreviousPackage < 0) { // we don't accept default package since it is not specific
// enough
break;
}
currentPackage = currentPackage.substring(0, endPreviousPackage);
} while (true);
}
return new AnnotatedElement() {
@Override
public T getAnnotation(final Class annotationClass) {
return annotationClass == annotation ? annotationClass.cast(defaultValue) : null;
}
@Override
public Annotation[] getAnnotations() {
return new Annotation[] { defaultValue };
}
@Override
public Annotation[] getDeclaredAnnotations() {
return getAnnotations();
}
};
});
return annotatedElement.getAnnotation(annotation);
}
private String getAnnotatedElementCacheKey(final Class> type) {
return ofNullable(type.getPackage().getName()).orElse("");
}
private Class> handleProxy(final Container container, final Class> type) {
if (!proxyGenerator.hasInterceptors(type) && proxyGenerator.isSerializable(type)) {
return type;
}
return container
.execute(() -> proxyGenerator
.generateProxy(container.getLoader(), type, container.getId(), type.getName()));
}
private Function, Object[]> createParametersFactory(final String plugin,
final Executable method, final Map, Object> services, final Supplier> metas) {
// it is "slow" for cold boots so let's delay it
return config -> executeInContainer(plugin,
lazy(() -> reflections.parameterFactory(method, services, metas == null ? null : metas.get())))
.apply(config);
}
public enum ComponentType {
MAPPER {
@Override
Map findMeta(final ComponentFamilyMeta family) {
return family.getPartitionMappers();
}
@Override
Class> runtimeType() {
return Mapper.class;
}
},
PROCESSOR {
@Override
Map findMeta(final ComponentFamilyMeta family) {
return family.getProcessors();
}
@Override
Class> runtimeType() {
return org.talend.sdk.component.runtime.output.Processor.class;
}
};
abstract Map findMeta(ComponentFamilyMeta family);
abstract Class> runtimeType();
}
@AllArgsConstructor
private static class SerializationReplacer implements Serializable {
Object readResolve() throws ObjectStreamException {
return instance();
}
}
@Data
@AllArgsConstructor
public static class AllServices {
private final Map, Object> services;
}
@Data
public static class OriginalId {
private final String value;
}
private class Updater implements ContainerListener {
private final ModelVisitor visitor = new ModelVisitor();
private final Collection supportedAnnotations = Stream
.of(Internationalized.class, Service.class, Request.class, PartitionMapper.class, Processor.class,
Emitter.class)
.map(Type::getDescriptor)
.collect(toSet());
@Override
public void onCreate(final Container container) {
final ConfigurableClassLoader loader = container.getLoader();
final OriginalId originalId = OriginalId.class.cast(container.get(OriginalId.class));
final Map> xbeanConverterCache = new ConcurrentHashMap<>();
final AnnotationFinder finder;
Archive archive = null;
try {
String alreadyScannedClasses = null;
Filter filter = KnownClassesFilter.INSTANCE;
try (final InputStream containerFilterConfig =
container.getLoader().getResourceAsStream("TALEND-INF/scanning.properties")) {
if (containerFilterConfig != null) {
final Properties config = new Properties();
config.load(containerFilterConfig);
final Filter accept = ofNullable(config.getProperty("classloader.includes"))
.map(String::trim)
.filter(v -> !v.isEmpty())
.map(s -> s.split(","))
.map(Filters::patterns)
.orElseGet(() -> name -> true);
final Filter reject = ofNullable(config.getProperty("classloader.excludes"))
.map(String::trim)
.filter(v -> !v.isEmpty())
.map(s -> s.split(","))
.map(Filters::patterns)
.orElseGet(() -> name -> false);
if ("include-exclude".equals(config.getProperty("classloader.filter.strategy"))) {
filter = new IncludeExcludeFilter(accept, reject);
} else {
filter = new ExcludeIncludeFilter(accept, reject);
}
alreadyScannedClasses = config.getProperty("classes.list");
}
} catch (final IOException e) {
log.debug(e.getMessage(), e);
}
if (alreadyScannedClasses != null
&& !(alreadyScannedClasses = alreadyScannedClasses.trim()).isEmpty()) {
archive =
new ClassesArchive(Stream.of(alreadyScannedClasses.split(",")).map(String::trim).map(it -> {
try {
return loader.loadClass(it);
} catch (final ClassNotFoundException e) {
throw new IllegalArgumentException(e);
}
}).toArray(Class>[]::new));
} else {
/*
* container.findExistingClasspathFiles() - we just scan the root module for
* now, no need to scan all the world
*/
archive = toArchive(container.getRootModule(), originalId, loader);
}
finder = new AnnotationFinder(new FilteredArchive(archive, filter)) {
@Override
protected boolean cleanOnNaked() {
return true;
}
@Override
protected boolean isTracked(final String annotationType) {
return supportedAnnotations.contains(annotationType);
}
};
} finally {
if (AutoCloseable.class.isInstance(archive)) {
try {
AutoCloseable.class.cast(archive).close();
} catch (final Exception e) {
log.warn(e.getMessage());
}
}
}
final ContainerComponentRegistry registry = new ContainerComponentRegistry();
container.set(ContainerComponentRegistry.class, registry);
final boolean isGeneric;
final Iterator genericExtension =
ServiceLoader.load(GenericComponentExtension.class, container.getLoader()).iterator();
if (genericExtension.hasNext()) {
final GenericComponentExtension first = genericExtension.next();
container.set(GenericComponentExtension.class, first);
isGeneric = true;
if (genericExtension.hasNext()) {
throw new IllegalArgumentException("A component can't have two generic component extensions: "
+ finder + ", " + genericExtension.next());
}
} else {
isGeneric = false;
}
final Map, Object> services = new HashMap<>(24);
final AllServices allServices = new AllServices(services);
container.set(AllServices.class, allServices);
// container services
containerServices(container, services);
container.set(LightContainer.class, new LightContainer() {
@Override
public ClassLoader classloader() {
return container.getLoader();
}
@Override
public T findService(final Class key) {
return key.cast(services.get(key));
}
});
final Map componentDefaults = new HashMap<>();
finder.findAnnotatedClasses(Internationalized.class).forEach(proxy -> {
final Object instance = javaProxyEnricherFactory
.asSerializable(container.getLoader(), container.getId(), proxy.getName(),
internationalizationServiceFactory.create(proxy, container.getLoader()));
services.put(proxy, instance);
registry.getServices().add(new ServiceMeta(instance, emptyList()));
});
finder
.findAnnotatedMethods(Request.class)
.stream()
.map(Method::getDeclaringClass)
.distinct()
.filter(HttpClient.class::isAssignableFrom) // others are created manually
.forEach(proxy -> {
final Object instance =
HttpClientFactory.class.cast(services.get(HttpClientFactory.class)).create(proxy, null);
services.put(proxy, instance);
registry.getServices().add(new ServiceMeta(instance, emptyList()));
});
final Map, Object> userServices = finder
.findAnnotatedClasses(Service.class)
.stream()
.filter(s -> !services.containsKey(s))
.collect(toMap(identity(), service -> {
try {
final Object instance;
final Thread thread = Thread.currentThread();
final ClassLoader old = thread.getContextClassLoader();
thread.setContextClassLoader(container.getLoader());
try {
instance = handleProxy(container, service).getConstructor().newInstance();
if (proxyGenerator.hasInterceptors(service)) {
proxyGenerator
.initialize(instance, new InterceptorHandlerFacade(
service.getConstructor().newInstance(), services));
}
return instance;
} catch (final InstantiationException | IllegalAccessException e) {
throw new IllegalArgumentException(e);
} catch (final InvocationTargetException e) {
throw toRuntimeException(e);
} finally {
thread.setContextClassLoader(old);
}
} catch (final NoSuchMethodException e) {
throw new IllegalArgumentException("No default constructor for " + service);
}
}));
// now we created all instances we can inject *then* postconstruct
final Injector injector = Injector.class.cast(services.get(Injector.class));
services.putAll(userServices);
userServices.forEach((service, instance) -> {
injector.inject(instance);
doInvoke(container.getId(), instance, PostConstruct.class);
services.put(service, instance);
registry
.getServices()
.add(new ServiceMeta(instance, Stream
.of(service.getMethods())
.filter(m -> Stream
.of(m.getAnnotations())
.anyMatch(a -> a.annotationType().isAnnotationPresent(ActionType.class)))
.map(serviceMethod -> createServiceMeta(container, services, componentDefaults, service,
instance, serviceMethod, service))
.collect(toList())));
info("Added @Service " + service + " for container-id=" + container.getId());
});
final ComponentContexts componentContexts = new ComponentContexts();
container.set(ComponentContexts.class, componentContexts);
if (!isGeneric) {
Stream
.of(PartitionMapper.class, Processor.class, Emitter.class)
.flatMap(a -> finder.findAnnotatedClasses(a).stream())
.filter(t -> Modifier.isPublic(t.getModifiers()))
.forEach(type -> onComponent(container, registry, services, allServices, componentDefaults,
componentContexts, type, xbeanConverterCache));
}
}
private void onComponent(final Container container, final ContainerComponentRegistry registry,
final Map, Object> services, final AllServices allServices,
final Map componentDefaults, final ComponentContexts componentContexts,
final Class> type, final Map> xbeanConverterCache) {
final Components components = findComponentsConfig(componentDefaults, type, container.getLoader(),
Components.class, DEFAULT_COMPONENT);
final ComponentContextImpl context = new ComponentContextImpl(type);
componentContexts.getContexts().put(type, context);
extensions.forEach(e -> {
context.setCurrentExtension(e);
try {
e.onComponent(context);
} finally {
context.setCurrentExtension(null);
}
if (context.getOwningExtension() == e) {
ofNullable(e.getExtensionServices(container.getId())).ifPresent(services::putAll);
}
});
final ComponentMetaBuilder builder = new ComponentMetaBuilder(container.getId(), allServices, components,
componentDefaults.get(getAnnotatedElementCacheKey(type)), context, migrationHandlerFactory,
iconFinder, xbeanConverterCache);
final Thread thread = Thread.currentThread();
final ClassLoader old = thread.getContextClassLoader();
thread.setContextClassLoader(container.getLoader());
try {
visitor.visit(type, builder, Mode.mode != Mode.UNSAFE && !context.isNoValidation());
} finally {
thread.setContextClassLoader(old);
}
ofNullable(builder.component).ifPresent(c -> {
// for now we assume one family per module, we can remove this constraint if
// really needed
// but kind of enforce a natural modularity
final ComponentFamilyMeta componentFamilyMeta =
registry.getComponents().computeIfAbsent(c.getName(), n -> c);
if (componentFamilyMeta != c) {
if (componentFamilyMeta
.getProcessors()
.keySet()
.stream()
.anyMatch(k -> c.getProcessors().containsKey(k))) {
throw new IllegalArgumentException("Conflicting processors in " + c);
}
if (componentFamilyMeta
.getPartitionMappers()
.keySet()
.stream()
.anyMatch(k -> c.getPartitionMappers().containsKey(k))) {
throw new IllegalArgumentException("Conflicting mappers in " + c);
}
// if we passed validations then merge
componentFamilyMeta.getProcessors().putAll(c.getProcessors());
componentFamilyMeta.getPartitionMappers().putAll(c.getPartitionMappers());
}
});
info("Parsed component " + type + " for container-id=" + container.getId());
}
private ServiceMeta.ActionMeta createServiceMeta(final Container container,
final Map, Object> services, final Map componentDefaults,
final Class> service, final Object instance, final Method serviceMethod,
final Class> declaringClass) {
final Components components = findComponentsConfig(componentDefaults, declaringClass, container.getLoader(),
Components.class, DEFAULT_COMPONENT);
final Annotation marker = Stream
.of(serviceMethod.getAnnotations())
.filter(a -> a.annotationType().isAnnotationPresent(ActionType.class))
.findFirst()
.orElseThrow(() -> new IllegalStateException("Something went wrong with " + serviceMethod));
final ActionType actionType = marker.annotationType().getAnnotation(ActionType.class);
if (actionType.expectedReturnedType() != Object.class
&& !actionType.expectedReturnedType().isAssignableFrom(serviceMethod.getReturnType())) {
throw new IllegalArgumentException(
"Can't use " + marker + " on " + serviceMethod + ", expected returned type: "
+ actionType.expectedReturnedType() + ", actual one: " + serviceMethod.getReturnType());
}
final String component;
try {
component = ofNullable(String.class.cast(marker.annotationType().getMethod("family").invoke(marker)))
.filter(c -> !c.isEmpty())
.orElseGet(components::family);
if (component.isEmpty()) {
throw new IllegalArgumentException("No component for " + serviceMethod
+ ", maybe add a @Components on your package " + service.getPackage());
}
} catch (final NoSuchMethodException | IllegalAccessException e) {
throw new IllegalStateException(e);
} catch (final InvocationTargetException e) {
throw toRuntimeException(e);
}
final String name = Stream.of("name", "value").map(mName -> {
try {
return String.class.cast(marker.annotationType().getMethod(mName).invoke(marker));
} catch (final IllegalAccessException e) {
throw new IllegalStateException(e);
} catch (final InvocationTargetException e) {
throw toRuntimeException(e);
} catch (final NoSuchMethodException e) {
return null;
}
}).filter(Objects::nonNull).findFirst().orElse("default");
final Function, Object[]> parameterFactory =
/*
* think user flow in a form, we can't validate these actions. Maybe we need to add an API for that
* later
*/
createParametersFactory(container.getId(), serviceMethod, services, null);
final Object actionInstance = Modifier.isStatic(serviceMethod.getModifiers()) ? null : instance;
final Function, Object> invoker = arg -> executeInContainer(container.getId(), () -> {
try {
final Object[] args = parameterFactory.apply(arg);
return serviceMethod.invoke(actionInstance, args);
} catch (final IllegalAccessException e) {
throw new IllegalStateException(e);
} catch (final InvocationTargetException e) {
throw toRuntimeException(e);
}
});
return new ServiceMeta.ActionMeta(component, actionType.value(), name,
serviceMethod.getGenericParameterTypes(),
() -> executeInContainer(container.getId(),
() -> parameterModelService
.buildServiceParameterMetas(serviceMethod,
ofNullable(serviceMethod.getDeclaringClass().getPackage())
.map(Package::getName)
.orElse(""),
new BaseParameterEnricher.Context(LocalConfiguration.class
.cast(container
.get(AllServices.class)
.getServices()
.get(LocalConfiguration.class))))),
invoker);
}
private Archive toArchive(final String module, final OriginalId originalId,
final ConfigurableClassLoader loader) {
final Collection archives = new ArrayList<>();
final Archive mainArchive =
toArchive(module, ofNullable(originalId).map(OriginalId::getValue).orElse(module), loader);
archives.add(mainArchive);
final URL mainUrl = archiveToUrl(mainArchive);
try {
final String dependenciesResource = MvnDependencyListLocalRepositoryResolver.class
.cast(container.getResolver())
.getDependenciesListFile();
archives.addAll(list(loader.getResources(dependenciesResource)).stream().map(url -> { // strip resource
final String rawUrl = url.toExternalForm();
try {
if (rawUrl.startsWith("nested")) {
return loader
.getParent()
.getResource(rawUrl.substring("nested:".length(), rawUrl.indexOf("!/")));
}
return new URL(rawUrl.substring(0, rawUrl.length() - dependenciesResource.length()));
} catch (final MalformedURLException e) {
throw new IllegalArgumentException(e);
}
}).filter(Objects::nonNull).filter(url -> {
if (Objects.equals(mainUrl, url)) {
return false;
}
if (mainUrl == null) {
return true;
}
// if not the same url, ensure it is not the same jar coming from file and nested repo
// this is very unlikely but happens on dirty systems/setups
final String mainPath = mainUrl.getPath();
final String path = url.getPath();
final String marker = "!/" + NESTED_MAVEN_REPOSITORY;
if (path != null && path.contains(marker) && !mainPath.contains(marker)) {
final String mvnPath = path.substring(path.lastIndexOf(marker) + marker.length());
final File asFile = new File(container.getRootRepositoryLocation(), mvnPath);
return !Objects.equals(Files.toFile(mainUrl), asFile);
}
return true;
}).map(nested -> {
if ("nested".equals(nested.getProtocol())
|| (nested.getPath() != null && nested.getPath().contains("!/MAVEN-INF/repository/"))) {
JarInputStream jarStream = null;
try {
jarStream = new JarInputStream(nested.openStream());
log.debug("Found a nested resource for " + nested);
return new NestedJarArchive(nested, jarStream, loader);
} catch (final IOException e) {
if (jarStream != null) {
try { // normally not needed
jarStream.close();
} catch (final IOException e1) {
// no-op
}
}
throw new IllegalStateException(e);
}
}
try {
return ClasspathArchive.archive(loader, Files.toFile(nested).toURI().toURL());
} catch (final MalformedURLException e) {
throw new IllegalStateException(e);
}
}).collect(toList()));
} catch (final IOException e) {
throw new IllegalArgumentException("Error scanning " + module, e);
}
return new CompositeArchive(archives);
}
private URL archiveToUrl(final Archive mainArchive) {
if (JarArchive.class.isInstance(mainArchive)) {
return JarArchive.class.cast(mainArchive).getUrl();
} else if (FileArchive.class.isInstance(mainArchive)) {
try {
return FileArchive.class.cast(mainArchive).getDir().toURI().toURL();
} catch (final MalformedURLException e) {
throw new IllegalStateException(e);
}
} else if (NestedJarArchive.class.isInstance(mainArchive)) {
return NestedJarArchive.class.cast(mainArchive).getRootMarker();
}
return null;
}
private Archive toArchive(final String module, final String moduleId, final ConfigurableClassLoader loader) {
final File file = of(new File(module)).filter(File::exists).orElseGet(() -> container.resolve(module));
if (file.exists()) {
try {
return ClasspathArchive.archive(loader, file.toURI().toURL());
} catch (final MalformedURLException e) {
throw new IllegalArgumentException(e);
}
}
info(module + " (" + moduleId + ") is not a file, will try to look it up from a nested maven repository");
final URL nestedJar =
loader.getParent().getResource(ConfigurableClassLoader.NESTED_MAVEN_REPOSITORY + module);
if (nestedJar != null) {
InputStream nestedStream = null;
final JarInputStream jarStream;
try {
nestedStream = nestedJar.openStream();
jarStream = new JarInputStream(nestedStream);
log.debug("Found a nested resource for " + module);
return new NestedJarArchive(nestedJar, jarStream, loader);
} catch (final IOException e) {
if (nestedStream != null) {
try { // normally not needed
nestedStream.close();
} catch (final IOException e1) {
// no-op
}
}
}
}
throw new IllegalArgumentException(
"Module error: check that the module exist and is a jar or a directory. " + moduleId);
}
@Override
public void onClose(final Container container) {
// ensure we don't keep any data/ref after the classloader of the container is
// released
ofNullable(container.get(ContainerComponentRegistry.class)).ifPresent(r -> {
final ContainerComponentRegistry registry = container.remove(ContainerComponentRegistry.class);
registry.getComponents().clear();
registry
.getServices()
.stream()
.filter(i -> !Proxy.isProxyClass(i.getInstance().getClass()))
.forEach(s -> doInvoke(container.getId(), s.getInstance(), PreDestroy.class));
registry.getServices().clear();
});
ofNullable(container.get(AllServices.class))
.map(s -> s.getServices().get(Jsonb.class))
.map(Jsonb.class::cast)
.ifPresent(jsonb -> {
try {
jsonb.close();
} catch (final Exception e) {
log.warn(e.getMessage(), e);
}
});
}
private void doInvoke(final String container, final Object instance, final Class extends Annotation> marker) {
executeInContainer(container, () -> {
final Class> instanceClass = instance.getClass();
new ClassFinder(instanceClass.getName().contains("$$") ? instanceClass.getSuperclass() : instanceClass)
.findAnnotatedMethods(marker)
.stream() // we don't limit to one for now
.filter(m -> Modifier.isPublic(m.getModifiers()))
.forEach(m -> {
try {
m.invoke(instance);
} catch (final IllegalAccessException e) {
throw new IllegalStateException(e);
} catch (final InvocationTargetException e) {
throw toRuntimeException(e);
}
});
return null;
});
}
}
@RequiredArgsConstructor
private class ComponentMetaBuilder implements ModelListener {
private final String plugin;
private final AllServices services;
private final Components components;
private final AnnotatedElement familyAnnotationElement;
private final ComponentContextImpl context;
private final MigrationHandlerFactory migrationHandlerFactory;
private final IconFinder iconFinder;
private final Map> xbeanConverterCache;
private ComponentFamilyMeta component;
@Override
public void onPartitionMapper(final Class> type, final PartitionMapper partitionMapper) {
final Constructor> constructor = findConstructor(type);
final Supplier> parameterMetas = lazy(() -> executeInContainer(plugin,
() -> parameterModelService
.buildParameterMetas(constructor, getPackage(type),
new BaseParameterEnricher.Context(LocalConfiguration.class
.cast(services.getServices().get(LocalConfiguration.class))))));
final Function, Object[]> parameterFactory =
createParametersFactory(plugin, constructor, services.getServices(), parameterMetas);
final String name = of(partitionMapper.name()).filter(n -> !n.isEmpty()).orElseGet(type::getName);
final ComponentFamilyMeta component = getOrCreateComponent(partitionMapper.family());
final boolean infinite = partitionMapper.infinite();
final Function, Mapper> instantiator =
context.getOwningExtension() != null && context.getOwningExtension().supports(Mapper.class)
? config -> executeInContainer(plugin,
() -> context
.getOwningExtension()
.convert(new ComponentInstanceImpl(
doInvoke(constructor, parameterFactory.apply(config)), plugin,
component.getName(), name), Mapper.class))
: config -> new PartitionMapperImpl(component.getName(), name, null, plugin, infinite,
doInvoke(constructor, parameterFactory.apply(config)));
component
.getPartitionMappers()
.put(name,
new ComponentFamilyMeta.PartitionMapperMeta(component, name, iconFinder.findIcon(type),
findVersion(type), type, parameterMetas,
args -> propertyEditorRegistry
.withCache(xbeanConverterCache, () -> instantiator.apply(args)),
Lazy
.lazy(() -> migrationHandlerFactory
.findMigrationHandler(parameterMetas, type, services)),
!context.isNoValidation(), infinite));
}
@Override
public void onEmitter(final Class> type, final Emitter emitter) {
final Constructor> constructor = findConstructor(type);
final Supplier> parameterMetas = lazy(() -> executeInContainer(plugin,
() -> parameterModelService
.buildParameterMetas(constructor, getPackage(type),
new BaseParameterEnricher.Context(LocalConfiguration.class
.cast(services.getServices().get(LocalConfiguration.class))))));
final Function, Object[]> parameterFactory =
createParametersFactory(plugin, constructor, services.getServices(), parameterMetas);
final String name = of(emitter.name()).filter(n -> !n.isEmpty()).orElseGet(type::getName);
final ComponentFamilyMeta component = getOrCreateComponent(emitter.family());
final Function, Mapper> instantiator =
context.getOwningExtension() != null && context.getOwningExtension().supports(Mapper.class)
? config -> executeInContainer(plugin,
() -> context
.getOwningExtension()
.convert(new ComponentInstanceImpl(
doInvoke(constructor, parameterFactory.apply(config)), plugin,
component.getName(), name), Mapper.class))
: config -> new LocalPartitionMapper(component.getName(), name, plugin,
doInvoke(constructor, parameterFactory.apply(config)));
component
.getPartitionMappers()
.put(name,
new ComponentFamilyMeta.PartitionMapperMeta(component, name, iconFinder.findIcon(type),
findVersion(type), type, parameterMetas,
args -> propertyEditorRegistry
.withCache(xbeanConverterCache, () -> instantiator.apply(args)),
Lazy
.lazy(() -> migrationHandlerFactory
.findMigrationHandler(parameterMetas, type, services)),
!context.isNoValidation(), false));
}
@Override
public void onProcessor(final Class> type, final Processor processor) {
final Constructor> constructor = findConstructor(type);
final Supplier> parameterMetas = lazy(() -> executeInContainer(plugin, () -> {
final List params = parameterModelService
.buildParameterMetas(constructor, getPackage(type), new BaseParameterEnricher.Context(
LocalConfiguration.class.cast(services.getServices().get(LocalConfiguration.class))));
addProcessorsBuiltInParameters(type, params);
return params;
}));
final Function, Object[]> parameterFactory =
createParametersFactory(plugin, constructor, services.getServices(), parameterMetas);
final String name = of(processor.name()).filter(n -> !n.isEmpty()).orElseGet(type::getName);
final ComponentFamilyMeta component = getOrCreateComponent(processor.family());
final Function, org.talend.sdk.component.runtime.output.Processor> instantiator =
context.getOwningExtension() != null && context
.getOwningExtension()
.supports(org.talend.sdk.component.runtime.output.Processor.class)
? config -> executeInContainer(
plugin,
() -> context
.getOwningExtension()
.convert(
new ComponentInstanceImpl(doInvoke(constructor,
parameterFactory.apply(config)), plugin,
component.getName(), name),
org.talend.sdk.component.runtime.output.Processor.class))
: config -> new ProcessorImpl(this.component.getName(), name, plugin,
ofNullable(config)
.map(it -> it
.entrySet()
.stream()
.filter(e -> e.getKey().startsWith("$")
|| e.getKey().contains(".$"))
.collect(toMap(Map.Entry::getKey, Map.Entry::getValue)))
.orElseGet(Collections::emptyMap),
doInvoke(constructor, parameterFactory.apply(config)));
component
.getProcessors()
.put(name,
new ComponentFamilyMeta.ProcessorMeta(component, name, iconFinder.findIcon(type),
findVersion(type), type, parameterMetas,
args -> propertyEditorRegistry
.withCache(xbeanConverterCache, () -> instantiator.apply(args)),
Lazy
.lazy(() -> migrationHandlerFactory
.findMigrationHandler(parameterMetas, type, services)),
!context.isNoValidation()));
}
private void addProcessorsBuiltInParameters(final Class> type, final List parameterMetas) {
final ParameterMeta root =
parameterMetas.stream().filter(p -> p.getName().equals(p.getPath())).findFirst().orElseGet(() -> {
final ParameterMeta umbrella = new ParameterMeta(new ParameterMeta.Source() {
@Override
public String name() {
return "$configuration";
}
@Override
public Class> declaringClass() {
return Object.class;
}
}, Object.class, ParameterMeta.Type.OBJECT, "$configuration", "$configuration", new String[0],
new ArrayList<>(), new ArrayList<>(), new HashMap<>(), true);
parameterMetas.add(umbrella);
return umbrella;
});
if (Stream.of(type.getMethods()).anyMatch(p -> p.isAnnotationPresent(AfterGroup.class))) {
final MaxBatchSizeParamBuilder paramBuilder = new MaxBatchSizeParamBuilder(root, type.getSimpleName(),
LocalConfiguration.class.cast(services.services.get(LocalConfiguration.class)));
final ParameterMeta maxBatchSize = paramBuilder.newBulkParameter();
if (maxBatchSize != null) {
final String layoutType = paramBuilder.getLayoutType();
if (layoutType == null) {
root.getMetadata().put("tcomp::ui::gridlayout::Advanced::value", maxBatchSize.getName());
root
.getMetadata()
.put("tcomp::ui::gridlayout::Main::value",
root
.getNestedParameters()
.stream()
.map(ParameterMeta::getName)
.collect(joining("|")));
} else if (!root.getMetadata().containsKey(layoutType)) {
root
.getMetadata()
.put(layoutType, layoutType.contains("gridlayout") ? maxBatchSize.getName() : "true");
} else if (layoutType.contains("gridlayout")) {
final String oldLayout = root.getMetadata().get(layoutType);
root.getMetadata().put(layoutType, maxBatchSize.getName() + "|" + oldLayout);
}
root.getNestedParameters().add(maxBatchSize);
}
}
}
private String getPackage(final Class> type) {
return ofNullable(type.getPackage()).map(Package::getName).orElse("");
}
private int findVersion(final Class> type) {
return ofNullable(type.getAnnotation(Version.class)).map(Version::value).orElse(1);
}
// we keep the component (family) value since it is more user fiendly than
// having a generated id and it makes the
// component
// logical "id" more accurate
private ComponentFamilyMeta getOrCreateComponent(final String component) {
final String comp = ofNullable(component).filter(s -> !s.isEmpty()).orElseGet(components::family);
if (comp.isEmpty()) {
throw new IllegalArgumentException("Missing component");
}
return this.component == null || !component.equals(this.component.getName())
? (this.component = new ComponentFamilyMeta(plugin, asList(components.categories()),
iconFinder.findIcon(familyAnnotationElement), comp,
Class.class.isInstance(familyAnnotationElement)
? getPackage(Class.class.cast(familyAnnotationElement))
: ""))
: this.component;
}
private Serializable doInvoke(final Constructor> constructor, final Object[] args) {
return executeInContainer(plugin, () -> {
try {
return Serializable.class.cast(constructor.newInstance(args));
} catch (final IllegalAccessException e) {
throw new IllegalStateException(e);
} catch (final ClassCastException e) {
throw new IllegalArgumentException(constructor + " should return a Serializable", e);
} catch (final InvocationTargetException e) {
throw toRuntimeException(e);
} catch (final InstantiationException e) {
throw new IllegalArgumentException(e);
}
});
}
}
/**
* WARNING: use with caution and only if you fully understand the consequences.
*/
public interface Customizer {
/**
* @return a stream of string representing classes or packages. They will be considered
* as loaded from the "container" (ComponentManager loader) and not the components classloaders.
*/
Stream containerClassesAndPackages();
/**
* @return advanced toggle to ignore built-in beam exclusions and let this customizer override them.
*/
default boolean ignoreBeamClassLoaderExclusions() {
return false;
}
/**
* Disable default built-in component classpath building mecanism. This is useful when relying on
* a custom {@link ContainerClasspathContributor} handling it.
*
* @return true if the default dependencies descriptor (TALEND-INF/dependencies.txt) must be ignored.
*/
default boolean ignoreDefaultDependenciesDescriptor() {
return false;
}
/**
* Enables a customizer to know other configuration.
*
* @deprecated Mainly here for backward compatibility for beam customizer.
*
* @param customizers all customizers.
*/
@Deprecated
default void setCustomizers(final Collection customizers) {
// no-op
}
}
/**
* WARNING: internal extension point, use it only if you really understand what it implies.
*/
public interface ContainerClasspathContributor {
Collection findContributions(String pluginId);
boolean canResolve(String path);
File resolve(String path);
}
}