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package com.sun.jersey.api.model;
import java.lang.annotation.Annotation;
import java.lang.reflect.AnnotatedElement;
import java.lang.reflect.Method;
import java.util.ArrayList;
import java.util.LinkedList;
import java.util.List;
/**
* Abstraction for resource class
*/
public class AbstractResource implements PathAnnotated, AbstractModelComponent, AnnotatedElement {
private final Class resourceClass;
private final PathValue uriPath;
private final List constructors;
private final List fields;
private final List setterMethods;
private final List resourceMethods;
private final List subResourceMethods;
private final List subResourceLocators;
private final List postConstructMethods;
private final List preDestroyMethods;
/**
* Creates a new instance of AbstractResource
*/
public AbstractResource(Class resourceClass) {
this(resourceClass, null);
}
/**
* Creates a new instance of AbstractResource
*/
public AbstractResource(Class resourceClass, PathValue uriPath) {
this.resourceClass = resourceClass;
this.uriPath = uriPath;
this.constructors = new ArrayList(4);
this.fields = new ArrayList(4);
this.setterMethods = new ArrayList(2);
this.resourceMethods = new ArrayList(4);
this.subResourceLocators = new ArrayList(4);
this.subResourceMethods = new ArrayList(4);
this.postConstructMethods = new ArrayList(1);
this.preDestroyMethods = new ArrayList(1);
}
/**
* Create a new instance from an existing AbstractResource but
* defining a new path.
*
* @param path the path.
* @param ar the existing abstract resource.
*/
public AbstractResource(String path, AbstractResource ar) {
this.uriPath = new PathValue(path);
this.resourceClass = ar.resourceClass;
this.constructors = ar.constructors;
this.fields = ar.fields;
this.setterMethods = ar.setterMethods;
this.resourceMethods = ar.resourceMethods;
this.subResourceMethods = ar.subResourceMethods;
this.subResourceLocators = ar.subResourceLocators;
this.postConstructMethods = ar.postConstructMethods;
this.preDestroyMethods = ar.preDestroyMethods;
}
public Class getResourceClass() {
return resourceClass;
}
public boolean isSubResource() {
return uriPath == null;
}
public boolean isRootResource() {
return uriPath != null;
}
@Override
public PathValue getPath() {
return uriPath;
}
public List getConstructors() {
return constructors;
}
public List getFields() {
return fields;
}
public List getSetterMethods() {
return setterMethods;
}
/**
* Provides a non-null list of resource methods available on the resource
*
* @return non-null abstract resource method list
*/
public List getResourceMethods() {
return resourceMethods;
}
/**
* Provides a non-null list of subresource methods available on the resource
*
* @return non-null abstract subresource method list
*/
public List getSubResourceMethods() {
return subResourceMethods;
}
/**
* Provides a non-null list of subresource locators available on the resource
*
* @return non-null abstract subresource locator list
*/
public List getSubResourceLocators() {
return subResourceLocators;
}
/**
* @return the postCreate
*/
public List getPostConstructMethods() {
return postConstructMethods;
}
/**
* @return the preDestroy
*/
public List getPreDestroyMethods() {
return preDestroyMethods;
}
@Override
public void accept(AbstractModelVisitor visitor) {
visitor.visitAbstractResource(this);
}
// Annotated element
@Override
public boolean isAnnotationPresent(Class a) {
return resourceClass.isAnnotationPresent(a);
}
@Override
public T getAnnotation(Class a) {
return resourceClass.getAnnotation(a);
}
@Override
public Annotation[] getAnnotations() {
return resourceClass.getAnnotations();
}
@Override
public Annotation[] getDeclaredAnnotations() {
return resourceClass.getDeclaredAnnotations();
}
@Override
public String toString() {
return "AbstractResource("
+ ((null == getPath()) ? "" : ("\"" + getPath().getValue() + "\", - "))
+ getResourceClass().getSimpleName() + ": "
+ getConstructors().size() + " constructors, "
+ getFields().size() + " fields, "
+ getSetterMethods().size() + " setter methods, "
+ getResourceMethods().size() + " res methods, "
+ getSubResourceMethods().size() + " subres methods, "
+ getSubResourceLocators().size() + " subres locators " + ")";
}
@Override
public List getComponents() {
List components = new LinkedList();
components.addAll(getConstructors());
components.addAll(getFields());
components.addAll(getSetterMethods());
components.addAll(getResourceMethods());
components.addAll(getSubResourceMethods());
components.addAll(getSubResourceLocators());
return components;
}
}