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added AbstractClientHandler

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This commit is contained in:
Sebastian Sdorra
2011-05-13 17:50:45 +02:00
parent 92a71f9c2b
commit 2bd3929110
2 changed files with 372 additions and 188 deletions
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314
scm-clients/scm-client-impl/src/main/java/sonia/scm/client/AbstractClientHandler.java Normal file
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@@ -0,0 +1,314 @@
/**
* Copyright (c) 2010, Sebastian Sdorra
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. Neither the name of SCM-Manager; nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* http://bitbucket.org/sdorra/scm-manager
*
*/
package sonia.scm.client;
//~--- non-JDK imports --------------------------------------------------------
import sonia.scm.ModelObject;
import sonia.scm.util.AssertUtil;
//~--- JDK imports ------------------------------------------------------------
import com.sun.jersey.api.client.Client;
import com.sun.jersey.api.client.ClientResponse;
import com.sun.jersey.api.client.GenericType;
import com.sun.jersey.api.client.WebResource;
import java.util.List;
/**
*
* @author Sebastian Sdorra
*
* @param <T>
*/
public abstract class AbstractClientHandler<T extends ModelObject>
implements ClientHandler<T>
{
/**
* Constructs ...
*
*
* @param session
* @param itemClass
*/
public AbstractClientHandler(JerseyClientSession session, Class<T> itemClass)
{
this.session = session;
this.itemClass = itemClass;
this.client = session.getClient();
this.urlProvider = session.getUrlProvider();
}
//~--- methods --------------------------------------------------------------
/**
* Method description
*
*
*
* @return
*/
protected abstract GenericType<List<T>> createGenericListType();
//~--- get methods ----------------------------------------------------------
/**
* Method description
*
*
* @param itemId
*
* @return
*/
protected abstract String getItemUrl(String itemId);
/**
* Method description
*
*
* @return
*/
protected abstract String getItemsUrl();
//~--- methods --------------------------------------------------------------
/**
* Method description
*
*
* @param item
*/
@Override
public void create(T item)
{
AssertUtil.assertIsNotNull(item);
WebResource resource = client.resource(getItemsUrl());
ClientResponse response = null;
try
{
response = resource.post(ClientResponse.class, item);
ClientUtil.checkResponse(response, 201);
postCreate(response, item);
}
finally
{
ClientUtil.close(response);
}
}
/**
* Method description
*
*
* @param id
*/
@Override
public void delete(String id)
{
AssertUtil.assertIsNotEmpty(id);
WebResource resource = client.resource(getItemUrl(id));
ClientResponse response = null;
try
{
response = resource.delete(ClientResponse.class);
ClientUtil.checkResponse(response, 204);
}
finally
{
ClientUtil.close(response);
}
}
/**
* Method description
*
*
* @param item
*/
@Override
public void delete(T item)
{
AssertUtil.assertIsNotNull(item);
delete(item.getId());
}
/**
* Method description
*
*
* @param item
*/
@Override
public void modify(T item)
{
AssertUtil.assertIsNotNull(item);
String id = item.getId();
AssertUtil.assertIsNotEmpty(id);
WebResource resource = client.resource(getItemUrl(id));
ClientResponse response = null;
try
{
response = resource.put(ClientResponse.class, item);
ClientUtil.checkResponse(response, 204);
postModify(response, item);
}
finally
{
ClientUtil.close(response);
}
}
//~--- get methods ----------------------------------------------------------
/**
* Method description
*
*
* @param id
*
* @return
*/
@Override
public T get(String id)
{
return getItemByUrl(getItemUrl(id));
}
/**
* Method description
*
*
* @return
*/
@Override
public List<T> getAll()
{
List<T> items = null;
WebResource resource = client.resource(getItemsUrl());
ClientResponse response = null;
try
{
response = resource.get(ClientResponse.class);
ClientUtil.checkResponse(response, 200);
items = response.getEntity(createGenericListType());
}
finally
{
ClientUtil.close(response);
}
return items;
}
//~--- methods --------------------------------------------------------------
/**
* Method description
*
*
* @param response
* @param item
*/
protected void postCreate(ClientResponse response, T item) {}
/**
* Method description
*
*
* @param response
* @param item
*/
protected void postModify(ClientResponse response, T item) {}
//~--- get methods ----------------------------------------------------------
/**
* Method description
*
*
* @param url
*
* @return
*/
protected T getItemByUrl(String url)
{
T item = null;
WebResource resource = client.resource(url);
ClientResponse response = null;
try
{
response = resource.get(ClientResponse.class);
int sc = response.getStatus();
if (sc != ScmClientException.SC_NOTFOUND)
{
ClientUtil.checkResponse(response, 200);
item = response.getEntity(itemClass);
}
}
finally
{
ClientUtil.close(response);
}
return item;
}
//~--- fields ---------------------------------------------------------------
/** Field description */
protected Client client;
/** Field description */
protected JerseyClientSession session;
/** Field description */
protected ScmUrlProvider urlProvider;
/** Field description */
private Class<T> itemClass;
}

246
scm-clients/scm-client-impl/src/main/java/sonia/scm/client/JerseyRepositoryClientHandler.java
View File

@@ -41,10 +41,8 @@ import sonia.scm.util.AssertUtil;
//~--- JDK imports ------------------------------------------------------------
import com.sun.jersey.api.client.Client;
import com.sun.jersey.api.client.ClientResponse;
import com.sun.jersey.api.client.GenericType;
import com.sun.jersey.api.client.WebResource;
import java.util.Collection;
import java.util.List;
@@ -53,7 +51,9 @@ import java.util.List;
*
* @author Sebastian Sdorra
*/
public class JerseyRepositoryClientHandler implements RepositoryClientHandler
public class JerseyRepositoryClientHandler
extends AbstractClientHandler<Repository>
implements RepositoryClientHandler
{
/**
@@ -64,161 +64,11 @@ public class JerseyRepositoryClientHandler implements RepositoryClientHandler
*/
public JerseyRepositoryClientHandler(JerseyClientSession session)
{
this.session = session;
this.client = session.getClient();
this.urlProvider = session.getUrlProvider();
}
//~--- methods --------------------------------------------------------------
/**
* Method description
*
*
* @param repository
*/
@Override
public void create(Repository repository)
{
AssertUtil.assertIsNotNull(repository);
WebResource resource = client.resource(urlProvider.getRepositoriesUrl());
ClientResponse response = null;
try
{
response = resource.post(ClientResponse.class, repository);
ClientUtil.checkResponse(response, 201);
String url = response.getHeaders().get("Location").get(0);
AssertUtil.assertIsNotEmpty(url);
Repository newRepository = getRepository(url);
AssertUtil.assertIsNotNull(newRepository);
newRepository.copyProperties(repository);
// copyProperties does not copy the repository id
repository.setId(newRepository.getId());
}
finally
{
ClientUtil.close(response);
}
}
/**
* Method description
*
*
* @param id
*/
@Override
public void delete(String id)
{
AssertUtil.assertIsNotEmpty(id);
WebResource resource = client.resource(urlProvider.getRepositoryUrl(id));
ClientResponse response = null;
try
{
response = resource.delete(ClientResponse.class);
ClientUtil.checkResponse(response, 204);
}
finally
{
ClientUtil.close(response);
}
}
/**
* Method description
*
*
* @param repository
*/
@Override
public void delete(Repository repository)
{
AssertUtil.assertIsNotNull(repository);
delete(repository.getId());
}
/**
* Method description
*
*
* @param repository
*/
@Override
public void modify(Repository repository)
{
AssertUtil.assertIsNotNull(repository);
String id = repository.getId();
AssertUtil.assertIsNotEmpty(id);
WebResource resource = client.resource(urlProvider.getRepositoryUrl(id));
ClientResponse response = null;
try
{
response = resource.put(ClientResponse.class, repository);
ClientUtil.checkResponse(response, 204);
}
finally
{
ClientUtil.close(response);
}
super(session, Repository.class);
}
//~--- get methods ----------------------------------------------------------
/**
* Method description
*
*
* @param id
*
* @return
*/
@Override
public Repository get(String id)
{
return getRepository(urlProvider.getRepositoryUrl(id));
}
/**
* Method description
*
*
* @return
*/
@Override
public List<Repository> getAll()
{
List<Repository> repositories = null;
WebResource resource = client.resource(urlProvider.getRepositoriesUrl());
ClientResponse response = null;
try
{
response = resource.get(ClientResponse.class);
ClientUtil.checkResponse(response, 200);
repositories = response.getEntity(new GenericType<List<Repository>>() {}
);
}
finally
{
ClientUtil.close(response);
}
return repositories;
}
/**
* Method description
*
@@ -231,48 +81,68 @@ public class JerseyRepositoryClientHandler implements RepositoryClientHandler
return session.getState().getRepositoryTypes();
}
//~--- methods --------------------------------------------------------------
/**
* Method description
*
*
* @param url
* @return
*/
@Override
protected GenericType<List<Repository>> createGenericListType()
{
return new GenericType<List<Repository>>() {};
}
/**
* Method description
*
*
* @param response
* @param repository
*/
@Override
protected void postCreate(ClientResponse response, Repository repository)
{
String url = response.getHeaders().get("Location").get(0);
AssertUtil.assertIsNotEmpty(url);
Repository newRepository = getItemByUrl(url);
AssertUtil.assertIsNotNull(newRepository);
newRepository.copyProperties(repository);
// copyProperties does not copy the repository id
repository.setId(newRepository.getId());
}
//~--- get methods ----------------------------------------------------------
/**
* Method description
*
*
* @param itemId
*
* @return
*/
private Repository getRepository(String url)
@Override
protected String getItemUrl(String itemId)
{
Repository repository = null;
WebResource resource = client.resource(url);
ClientResponse response = null;
try
{
response = resource.get(ClientResponse.class);
int sc = response.getStatus();
if (sc != ScmClientException.SC_NOTFOUND)
{
ClientUtil.checkResponse(response, 200);
repository = response.getEntity(Repository.class);
}
}
finally
{
ClientUtil.close(response);
}
return repository;
return urlProvider.getRepositoryUrl(itemId);
}
//~--- fields ---------------------------------------------------------------
/** Field description */
private Client client;
/** Field description */
private JerseyClientSession session;
/** Field description */
private ScmUrlProvider urlProvider;
/**
* Method description
*
*
* @return
*/
@Override
protected String getItemsUrl()
{
return urlProvider.getRepositoriesUrl();
}
}