/* The contents of this file are subject to the license and copyright terms
* detailed in the license directory at the root of the source tree (also
* available online at http://fedora-commons.org/license/).
*/
package org.fcrepo.server.storage;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import org.fcrepo.common.Models;
import org.fcrepo.server.Context;
import org.fcrepo.server.errors.GeneralException;
import org.fcrepo.server.errors.ObjectNotFoundException;
import org.fcrepo.server.errors.ServerException;
import org.fcrepo.server.storage.DOReader;
import org.fcrepo.server.storage.RepositoryReader;
import org.fcrepo.server.storage.ServiceDefinitionReader;
import org.fcrepo.server.storage.ServiceDeploymentReader;
import org.fcrepo.server.storage.SimpleDOReader;
import org.fcrepo.server.storage.SimpleServiceDefinitionReader;
import org.fcrepo.server.storage.SimpleServiceDeploymentReader;
import org.fcrepo.server.storage.types.DigitalObject;
/**
* Mock implementation of <code>RepositoryReader</code> for testing. This
* works by simply keeping a map of <code>DigitalObject</code> instances in
* memory.
*
* @author Chris Wilper
*/
public class MockRepositoryReader
implements RepositoryReader {
/**
* The <code>DigitalObject</code>s in the "repository", keyed by PID.
*/
private final Map<String, DigitalObject> _objects =
new HashMap<String, DigitalObject>();
/**
* Construct with an empty "repository".
*/
public MockRepositoryReader() {
}
/**
* Adds/replaces the object into the "repository".
*/
public synchronized void putObject(DigitalObject obj) {
_objects.put(obj.getPid(), obj);
}
/**
* Removes the object from the "repository" and returns it (or null if it
* didn't exist in the first place).
*/
public synchronized DigitalObject deleteObject(String pid) {
return _objects.remove(pid);
}
/**
* Get a <code>DigitalObject</code> if it's in the "repository".
*
* @throws ObjectNotFoundException
* if it's not in the "repository".
*/
public synchronized DigitalObject getObject(String pid)
throws ObjectNotFoundException {
DigitalObject obj = _objects.get(pid);
if (obj == null) {
throw new ObjectNotFoundException("No such object: " + pid);
} else {
return obj;
}
}
// Mock methods from RepositoryReader interface.
/**
* {@inheritDoc}
*/
public synchronized DOReader getReader(boolean cachedObjectRequired,
Context context,
String pid) throws ServerException {
DigitalObject obj = getObject(pid);
return new SimpleDOReader(null, this, null, null, null, obj);
}
/**
* {@inheritDoc}
*/
public synchronized ServiceDeploymentReader getServiceDeploymentReader(boolean cachedObjectRequired,
Context context,
String pid)
throws ServerException {
DigitalObject obj = getObject(pid);
//TODO hasModel
if (!obj.hasContentModel(
Models.SERVICE_DEPLOYMENT_3_0)) {
throw new GeneralException("Not a service deployment: " + pid);
} else {
return new SimpleServiceDeploymentReader(null,
this,
null,
null,
null,
obj);
}
}
/**
* {@inheritDoc}
*/
public synchronized ServiceDefinitionReader getServiceDefinitionReader(boolean cachedObjectRequired,
Context context,
String pid)
throws ServerException {
DigitalObject obj = getObject(pid);
//TODO hasModel
if (!obj.hasContentModel(
Models.SERVICE_DEFINITION_3_0)) {
throw new GeneralException("Not a service definition object: "
+ pid);
} else {
return new SimpleServiceDefinitionReader(null,
this,
null,
null,
null,
obj);
}
}
/**
* {@inheritDoc}
*/
public synchronized String[] listObjectPIDs(Context context)
throws ServerException {
String[] pids = new String[_objects.keySet().size()];
Iterator<String> iter = _objects.keySet().iterator();
int i = 0;
while (iter.hasNext()) {
pids[i++] = iter.next();
}
return pids;
}
}