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org.apache.cxf.jaxrs.model.ClassResourceInfo Maven / Gradle / Ivy
/**
* 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 org.apache.cxf.jaxrs.model;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.util.Collection;
import java.util.Collections;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;
import javax.ws.rs.BeanParam;
import javax.ws.rs.Consumes;
import javax.ws.rs.Path;
import javax.ws.rs.Produces;
import javax.ws.rs.core.MediaType;
import org.apache.cxf.Bus;
import org.apache.cxf.BusFactory;
import org.apache.cxf.jaxrs.lifecycle.ResourceProvider;
import org.apache.cxf.jaxrs.provider.ProviderFactory;
import org.apache.cxf.jaxrs.utils.AnnotationUtils;
import org.apache.cxf.jaxrs.utils.InjectionUtils;
import org.apache.cxf.jaxrs.utils.JAXRSUtils;
import org.apache.cxf.jaxrs.utils.ResourceUtils;
public class ClassResourceInfo extends BeanResourceInfo {
private URITemplate uriTemplate;
private MethodDispatcher methodDispatcher;
private ResourceProvider resourceProvider;
private ConcurrentHashMap subResources
= new ConcurrentHashMap();
private boolean enableStatic;
private boolean createdFromModel;
private String consumesTypes;
private String producesTypes;
private List nameBindings = Collections.emptyList();
private ClassResourceInfo parent;
private Set injectedSubInstances = new HashSet();
public ClassResourceInfo(ClassResourceInfo cri) {
super(cri.getBus());
if (cri.isCreatedFromModel() && !InjectionUtils.isConcreteClass(cri.getServiceClass())) {
this.root = cri.root;
this.serviceClass = cri.serviceClass;
this.uriTemplate = cri.uriTemplate;
this.methodDispatcher = new MethodDispatcher(cri.methodDispatcher, this);
this.subResources = cri.subResources;
//CHECKSTYLE:OFF
this.paramFields = cri.paramFields;
this.paramMethods = cri.paramMethods;
//CHECKSTYLE:ON
this.enableStatic = true;
this.nameBindings = cri.nameBindings;
this.parent = cri.parent;
} else {
throw new IllegalArgumentException();
}
}
public ClassResourceInfo(Class theResourceClass, Class theServiceClass,
boolean theRoot, boolean enableStatic, Bus bus) {
super(theResourceClass, theServiceClass, theRoot, theRoot || enableStatic, bus);
this.enableStatic = enableStatic;
if (resourceClass != null) {
nameBindings = AnnotationUtils.getNameBindings(serviceClass.getAnnotations());
}
}
public ClassResourceInfo(Class theResourceClass, Class theServiceClass,
boolean theRoot, boolean enableStatic, boolean createdFromModel, Bus bus) {
this(theResourceClass, theServiceClass, theRoot, enableStatic, bus);
this.createdFromModel = createdFromModel;
}
//CHECKSTYLE:OFF
public ClassResourceInfo(Class theResourceClass, Class c,
boolean theRoot, boolean enableStatic, boolean createdFromModel,
String consumesTypes, String producesTypes, Bus bus) {
//CHECKSTYLE:ON
this(theResourceClass, theResourceClass, theRoot, enableStatic, createdFromModel, bus);
this.consumesTypes = consumesTypes;
this.producesTypes = producesTypes;
}
// The following constructors are used by tests only
public ClassResourceInfo(Class theResourceClass) {
this(theResourceClass, true);
}
public ClassResourceInfo(Class theResourceClass, boolean theRoot) {
this(theResourceClass, theResourceClass, theRoot);
}
public ClassResourceInfo(Class theResourceClass, Class theServiceClass) {
this(theResourceClass, theServiceClass, false);
}
public ClassResourceInfo(Class theResourceClass, Class theServiceClass, boolean theRoot) {
this(theResourceClass, theServiceClass, theRoot, false, BusFactory.getDefaultBus(true));
}
public ClassResourceInfo findResource(Class typedClass, Class instanceClass) {
instanceClass = enableStatic ? typedClass : instanceClass;
SubresourceKey key = new SubresourceKey(typedClass, instanceClass);
return subResources.get(key);
}
@Override
public boolean contextsAvailable() {
// avoid re-injecting the contexts if the root acts as subresource
return super.contextsAvailable() && (isRoot() || parent != null);
}
public ClassResourceInfo getSubResource(Class typedClass, Class instanceClass) {
instanceClass = enableStatic ? typedClass : instanceClass;
return getSubResource(typedClass, instanceClass, null, enableStatic);
}
public ClassResourceInfo getSubResource(Class typedClass, Class instanceClass, Object instance) {
instanceClass = enableStatic ? typedClass : instanceClass;
return getSubResource(typedClass, instanceClass, instance, enableStatic);
}
public ClassResourceInfo getSubResource(Class typedClass,
Class instanceClass,
Object instance,
boolean resolveContexts) {
SubresourceKey key = new SubresourceKey(typedClass, instanceClass);
ClassResourceInfo cri = subResources.get(key);
if (cri == null) {
cri = ResourceUtils.createClassResourceInfo(typedClass, instanceClass, this, false, resolveContexts,
getBus());
if (cri != null) {
subResources.putIfAbsent(key, cri);
}
}
// this branch will run only if ResourceContext is used
// or static resolution is enabled for subresources initialized
// from within singleton root resources (not default)
if (resolveContexts && cri != null && cri.isSingleton() && instance != null && cri.contextsAvailable()) {
synchronized (this) {
if (!injectedSubInstances.contains(instance.toString())) {
InjectionUtils.injectContextProxies(cri, instance);
injectedSubInstances.add(instance.toString());
}
}
}
return cri;
}
public void addSubClassResourceInfo(ClassResourceInfo cri) {
subResources.putIfAbsent(new SubresourceKey(cri.getResourceClass(),
cri.getServiceClass()),
cri);
}
public Collection getSubResources() {
return Collections.unmodifiableCollection(subResources.values());
}
public List getNameBindings() {
if (parent == null) {
return nameBindings;
} else {
return parent.getNameBindings();
}
}
public void setNameBindings(List names) {
nameBindings = names;
}
public Set getAllowedMethods() {
Set methods = new HashSet();
for (OperationResourceInfo o : methodDispatcher.getOperationResourceInfos()) {
String method = o.getHttpMethod();
if (method != null) {
methods.add(method);
}
}
return methods;
}
public URITemplate getURITemplate() {
return uriTemplate;
}
public void setURITemplate(URITemplate u) {
uriTemplate = u;
}
public MethodDispatcher getMethodDispatcher() {
return methodDispatcher;
}
public void setMethodDispatcher(MethodDispatcher md) {
methodDispatcher = md;
}
public boolean hasSubResources() {
return !subResources.isEmpty();
}
public boolean isCreatedFromModel() {
return createdFromModel;
}
public ResourceProvider getResourceProvider() {
return resourceProvider;
}
public void setResourceProvider(ResourceProvider rp) {
resourceProvider = rp;
}
public List getProduceMime() {
if (producesTypes != null) {
return JAXRSUtils.parseMediaTypes(producesTypes);
}
Produces produces = AnnotationUtils.getClassAnnotation(getServiceClass(), Produces.class);
if (produces != null || parent == null) {
return JAXRSUtils.getProduceTypes(produces);
} else {
return parent.getProduceMime();
}
}
public List getConsumeMime() {
if (consumesTypes != null) {
return JAXRSUtils.parseMediaTypes(consumesTypes);
}
Consumes consumes = AnnotationUtils.getClassAnnotation(getServiceClass(), Consumes.class);
if (consumes != null || parent == null) {
return JAXRSUtils.getConsumeTypes(consumes);
} else {
return parent.getConsumeMime();
}
}
public Path getPath() {
return AnnotationUtils.getClassAnnotation(getServiceClass(), Path.class);
}
@Override
public boolean isSingleton() {
if (parent == null) {
return resourceProvider != null && resourceProvider.isSingleton();
} else {
return parent.isSingleton();
}
}
public void setParent(ClassResourceInfo parent) {
this.parent = parent;
}
public ClassResourceInfo getParent() {
return parent;
}
public void initBeanParamInfo(ProviderFactory factory) {
Set oris = getMethodDispatcher().getOperationResourceInfos();
for (OperationResourceInfo ori : oris) {
List params = ori.getParameters();
for (Parameter param : params) {
if (param.getType() == ParameterType.BEAN) {
Class cls = ori.getMethodToInvoke().getParameterTypes()[param.getIndex()];
BeanParamInfo bpi = new BeanParamInfo(cls, getBus());
factory.addBeanParamInfo(bpi);
}
}
}
List methods = super.getParameterMethods();
for (Method m : methods) {
if (m.getAnnotation(BeanParam.class) != null) {
BeanParamInfo bpi = new BeanParamInfo(m.getParameterTypes()[0], getBus());
factory.addBeanParamInfo(bpi);
}
}
List fields = super.getParameterFields();
for (Field f : fields) {
if (f.getAnnotation(BeanParam.class) != null) {
BeanParamInfo bpi = new BeanParamInfo(f.getType(), getBus());
factory.addBeanParamInfo(bpi);
}
}
}
}
