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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 sample.impl;
import java.io.IOException;
import java.net.URI;
import java.net.URISyntaxException;
import java.net.URL;
import java.util.Arrays;
import javax.wsdl.PortType;
import javax.xml.namespace.QName;
import org.apache.tuscany.sca.assembly.AssemblyFactory;
import org.apache.tuscany.sca.assembly.Component;
import org.apache.tuscany.sca.assembly.ComponentReference;
import org.apache.tuscany.sca.assembly.ComponentService;
import org.apache.tuscany.sca.assembly.Composite;
import org.apache.tuscany.sca.assembly.Contract;
import org.apache.tuscany.sca.assembly.Implementation;
import org.apache.tuscany.sca.assembly.Reference;
import org.apache.tuscany.sca.assembly.Service;
import org.apache.tuscany.sca.contribution.Artifact;
import org.apache.tuscany.sca.contribution.Contribution;
import org.apache.tuscany.sca.contribution.ContributionFactory;
import org.apache.tuscany.sca.contribution.processor.ContributionException;
import org.apache.tuscany.sca.contribution.processor.ContributionResolveException;
import org.apache.tuscany.sca.contribution.processor.ExtensibleURLArtifactProcessor;
import org.apache.tuscany.sca.contribution.processor.ProcessorContext;
import org.apache.tuscany.sca.contribution.processor.URLArtifactProcessorExtensionPoint;
import org.apache.tuscany.sca.contribution.resolver.ExtensibleModelResolver;
import org.apache.tuscany.sca.contribution.resolver.ModelResolverExtensionPoint;
import org.apache.tuscany.sca.core.ExtensionPointRegistry;
import org.apache.tuscany.sca.core.FactoryExtensionPoint;
import org.apache.tuscany.sca.databinding.xml.DOMDataBinding;
import org.apache.tuscany.sca.interfacedef.InvalidInterfaceException;
import org.apache.tuscany.sca.interfacedef.java.JavaInterfaceFactory;
import org.apache.tuscany.sca.interfacedef.wsdl.WSDLDefinition;
import org.apache.tuscany.sca.interfacedef.wsdl.WSDLFactory;
import org.apache.tuscany.sca.interfacedef.wsdl.WSDLInterface;
import org.apache.tuscany.sca.interfacedef.wsdl.WSDLObject;
import org.apache.tuscany.sca.node.Node;
import org.apache.tuscany.sca.node.NodeFactory;
import org.apache.tuscany.sca.provider.ProviderFactoryExtensionPoint;
/**
* A few utility functions to help embed a Tuscany runtime, and a simple DSL
* to help assemble and run SCDL.
*/
public class EmbedUtil {
/**
* Initialize a Node factory and get the various registries, factories and
* extension points we need.
*/
static final NodeFactory nf;
static final ExtensionPointRegistry epr;
static final FactoryExtensionPoint fep;
static final ContributionFactory cf;
static final AssemblyFactory af;
static final JavaInterfaceFactory jif;
static final WSDLFactory wif;
static final URLArtifactProcessorExtensionPoint apep;
static final ExtensibleURLArtifactProcessor aproc;
static final ModelResolverExtensionPoint mrep;
static final ProviderFactoryExtensionPoint pfep;
static {
nf = NodeFactory.newInstance();
epr = nf.getExtensionPointRegistry();
fep = epr.getExtensionPoint(FactoryExtensionPoint.class);
cf = fep.getFactory(ContributionFactory.class);
af = fep.getFactory(AssemblyFactory.class);
jif = fep.getFactory(JavaInterfaceFactory.class);
wif = fep.getFactory(WSDLFactory.class);
apep = epr.getExtensionPoint(URLArtifactProcessorExtensionPoint.class);
aproc = new ExtensibleURLArtifactProcessor(apep);
mrep = epr.getExtensionPoint(ModelResolverExtensionPoint.class);
pfep = epr.getExtensionPoint(ProviderFactoryExtensionPoint.class);
}
/**
* A mini DSL to help build and assemble contributions and SCDL composites.
*/
static Contribution contrib(final String uri, final String loc, final Artifact... artifacts) {
final Contribution c = cf.createContribution();
c.setURI(uri);
c.setLocation(loc);
c.setModelResolver(new ExtensibleModelResolver(c, mrep, fep));
for(Artifact a: artifacts)
c.getArtifacts().add(a);
return c;
}
static Artifact artifact(final String uri, final Object model) {
final Artifact a = cf.createArtifact();
a.setURI(uri);
a.setModel(model);
return a;
}
static Composite composite(final String ns, final String name, final Component... components) {
final Composite compos = af.createComposite();
compos.setName(new QName(ns, name));
for(final Component c: components)
compos.getComponents().add(c);
return compos;
}
static Component component(final String name, final Implementation impl, final ComponentReference... references) {
final Component c = af.createComponent();
c.setName(name);
c.setImplementation(impl);
for(ComponentReference r: references)
c.getReferences().add(r);
return c;
}
static SampleImplementation implementation(final Class<?> clazz, final Contract... contracts) {
final SampleImplementation impl = ImplUtil.implementation(clazz.getName());
impl.clazz = clazz;
impl.setUnresolved(false);
for(final Contract c: contracts) {
if(c instanceof Service)
impl.getServices().add((Service)c);
else
impl.getReferences().add((Reference)c);
}
return impl;
}
static Reference reference(final String name, final Class<?> c) throws InvalidInterfaceException {
return ImplUtil.reference(name, c, jif, af);
}
static Reference reference(final String name, final WSDLInterface c) {
return ImplUtil.reference(name, c, wif, af);
}
static ComponentReference reference(final String name, final String target) {
final ComponentReference r = af.createComponentReference();
r.setName(name);
final ComponentService s = af.createComponentService();
s.setUnresolved(true);
s.setName(target);
r.getTargets().add(s);
return r;
}
static Service service(final Class<?> c) throws InvalidInterfaceException {
return ImplUtil.service(c, jif, af);
}
static Service service(final WSDLInterface c) {
return ImplUtil.service(c, wif, af);
}
/**
* Load a WSDL into a contribution.
*/
static WSDLInterface wsdli(final String uri, final String ns, final String name, final Contribution c) throws InvalidInterfaceException, ContributionException, IOException, URISyntaxException {
final ProcessorContext ctx = new ProcessorContext();
final WSDLDefinition wd = aproc.read(null, new URI(uri), new URL(new URL(c.getLocation()), uri), ctx, WSDLDefinition.class);
c.getModelResolver().addModel(wd, ctx);
c.getModelResolver().resolveModel(WSDLDefinition.class, wd, ctx);
final WSDLObject<PortType> pt = wd.getWSDLObject(PortType.class, new QName(ns, name));
if(pt == null)
throw new ContributionResolveException("Couldn't find " + name);
final WSDLInterface nwi = wif.createWSDLInterface(pt.getElement(), wd, c.getModelResolver(), null);
nwi.setWsdlDefinition(wd);
nwi.resetDataBinding(DOMDataBinding.NAME);
return nwi;
}
/**
* Return the extension point registry used by our nodes.
*/
static ExtensionPointRegistry extensionPoints() {
return epr;
}
/**
* Return the provider factory extension point used by our nodes.
*/
static ProviderFactoryExtensionPoint providerFactories() {
return pfep;
}
/**
* Add a deployable composite to a contribution.
*/
static Contribution deploy(final Contribution contrib, final Composite... comps) {
for(Composite c: comps)
contrib.getDeployables().add(c);
return contrib;
}
/**
* Configure a node with a list of contributions.
*/
static Node node(final Contribution... contributions) {
return nf.createNode(Arrays.asList(contributions));
}
}
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