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org.openstack4j.openstack.image.internal.ImageServiceImpl Maven / Gradle / Ivy
package org.openstack4j.openstack.image.internal;
import static com.google.common.base.Preconditions.checkNotNull;
import static org.openstack4j.core.transport.ClientConstants.CONTENT_TYPE_OCTECT_STREAM;
import static org.openstack4j.core.transport.ClientConstants.HEADER_ACCEPT;
import static org.openstack4j.core.transport.HttpEntityHandler.statusAndClose;
import java.io.InputStream;
import java.util.List;
import java.util.Map;
import javax.annotation.Nullable;
import org.openstack4j.api.client.CloudProvider;
import org.openstack4j.api.image.ImageService;
import org.openstack4j.core.transport.ExecutionOptions;
import org.openstack4j.core.transport.HttpResponse;
import org.openstack4j.model.common.Payload;
import org.openstack4j.model.compute.ActionResponse;
import org.openstack4j.model.image.Image;
import org.openstack4j.model.image.ImageMember;
import org.openstack4j.openstack.image.domain.GlanceImage;
import org.openstack4j.openstack.image.domain.GlanceImage.Images;
import org.openstack4j.openstack.image.domain.GlanceImageMember;
import org.openstack4j.openstack.image.domain.GlanceImageMember.Members;
import org.openstack4j.openstack.image.domain.functions.ImageForUpdateToHeaders;
import org.openstack4j.openstack.image.domain.functions.ImageFromHeadersFunction;
/**
* OpenStack (Glance) Image based Operations
*
* @author Jeremy Unruh
*/
public class ImageServiceImpl extends BaseImageServices implements ImageService {
private static final int DEFAULT_PAGE_SIZE = 25;
/**
* {@inheritDoc}
*/
@Override
public List list() {
String uri = getProvider() == CloudProvider.RACKSPACE ? "/images" : "/images/detail";
return get(Images.class, uri(uri)).execute().getList();
}
/**
* {@inheritDoc}
*/
@Override
public List list(Map filteringParams) {
Invocation imageInvocation = buildInvocation(filteringParams);
return imageInvocation.execute().getList();
}
public List listAll(Map filteringParams) {
Invocation imageInvocation = buildInvocation(filteringParams);
int limit = DEFAULT_PAGE_SIZE;
if(filteringParams != null && filteringParams.containsKey("limit")) {
limit = Integer.parseInt(filteringParams.get("limit"));
}
List totalList = imageInvocation.execute().getList();
List currList = totalList;
while (currList.size() == limit) {
imageInvocation.updateParam("marker", currList.get(limit - 1).getId());
currList = imageInvocation.execute().getList();
totalList.addAll(currList);
}
return totalList;
}
public List listAll() {
return listAll(null);
}
private Invocation buildInvocation(Map filteringParams) {
Invocation imageInvocation = get(Images.class, "/images/detail");
if (filteringParams == null) {
return imageInvocation;
}
if (filteringParams != null) {
for (Map.Entry entry : filteringParams.entrySet()) {
imageInvocation = imageInvocation.param(entry.getKey(), entry.getValue());
}
}
return imageInvocation;
}
/**
*
* {@inheritDoc}
*/
@Override
public Image get(String imageId) {
checkNotNull(imageId);
return head(Image.class, uri("/images/%s", imageId)).execute(ExecutionOptions.create(ImageFromHeadersFunction.instance()));
}
/**
* {@inheritDoc}
*/
@Override
public ActionResponse delete(String imageId) {
checkNotNull(imageId);
return deleteWithResponse(uri("/images/%s", imageId)).param("format", "json").execute();
}
/**
* {@inheritDoc}
*/
@Override
public Image update(Image image) {
checkNotNull(image);
checkNotNull(image.getId());
return put(GlanceImage.class, uri("/images/%s", image.getId())).headers(ImageForUpdateToHeaders.instance().apply(image)).execute();
}
/**
* {@inheritDoc}
*/
@Override
public InputStream getAsStream(String imageId) {
checkNotNull(imageId);
HttpResponse response = get(Void.class, uri("/images/%s", imageId)).header(HEADER_ACCEPT, CONTENT_TYPE_OCTECT_STREAM).executeWithResponse();
if (response.getStatus() < 400)
return response.getInputStream();
return null;
}
/**
* {@inheritDoc}
*/
@Override
public Image create(Image image, Payload payload) {
checkNotNull(image);
if (payload == null)
return reserve(image);
return post(GlanceImage.class, uri("/images")).headers(ImageForUpdateToHeaders.instance().apply(image)).entity(payload).execute();
}
/**
* {@inheritDoc}
*/
@Override
public Image reserve(Image image) {
checkNotNull(image);
return post(GlanceImage.class, uri("/images")).headers(ImageForUpdateToHeaders.instance().apply(image)).execute();
}
/**
* {@inheritDoc}
*/
@Override
public Image upload(String imageId, Payload payload, @Nullable Image image) {
checkNotNull(imageId);
checkNotNull(payload);
return put(GlanceImage.class, uri("/images/%s", imageId)).headers(ImageForUpdateToHeaders.instance().apply(image)).entity(payload).execute();
}
/**
* {@inheritDoc}
*/
@Override
public List listMembers(String imageId) {
checkNotNull(imageId);
return get(Members.class, uri("/images/%s/members", imageId)).execute().getList();
}
/**
* {@inheritDoc}
*/
@Override
public boolean addMember(String imageId, String tenantId) {
checkNotNull(imageId);
checkNotNull(tenantId);
return statusAndClose(put(Void.class, uri("/images/%s/members/%s", imageId, tenantId)).executeWithResponse()) == 204;
}
/**
* {@inheritDoc}
*/
@Override
public boolean addMember(String imageId, String tenantId, boolean canShare) {
checkNotNull(imageId);
checkNotNull(tenantId);
return statusAndClose(put(Void.class, uri("/images/%s/members/%s", imageId, tenantId)).entity(new GlanceImageMember(null, canShare)).executeWithResponse()) == 204;
}
/**
* {@inheritDoc}
*/
@Override
public boolean removeMember(String imageId, String tenantId) {
checkNotNull(imageId);
checkNotNull(tenantId);
return statusAndClose(delete(Void.class, uri("/images/%s/members/%s", imageId, tenantId)).executeWithResponse()) == 204;
}
}
