git-svn-id: https://svn.d4science-ii.research-infrastructures.eu/gcube/branches/data-access/storagehub-webapp/1.0@181147 82a268e6-3cf1-43bd-a215-b396298e98cf
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package org.gcube.data.access.storagehub;
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public class MetaInfo {
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private long size;
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private String storageId;
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private String remotePath;
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public long getSize() {
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return size;
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}
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public void setSize(long size) {
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this.size = size;
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}
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public String getStorageId() {
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return storageId;
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}
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public void setStorageId(String storageId) {
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this.storageId = storageId;
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}
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public String getRemotePath() {
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return remotePath;
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}
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public void setRemotePath(String remotePath) {
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this.remotePath = remotePath;
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}
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}
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package org.gcube.data.access.storagehub.handlers;
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import java.io.InputStream;
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import javax.inject.Inject;
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import javax.inject.Singleton;
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import org.gcube.common.storagehub.model.items.AbstractFileItem;
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import org.gcube.common.storagehub.model.items.FolderItem;
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import org.gcube.common.storagehub.model.items.Item;
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import org.gcube.common.storagehub.model.storages.MetaInfo;
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import org.gcube.data.access.storagehub.storage.backend.impl.GCubeStorageBackend;
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@Singleton
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public class StorageBackendHandler {
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@Inject
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private GCubeStorageBackend defaultBackend;
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public String move(Item item, FolderItem destination) {
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//if item is a folder we have to move everything
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return defaultBackend.move(((AbstractFileItem) item).getContent().getStorageId());
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}
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public String copy(AbstractFileItem item) {
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return defaultBackend.copy(item.getContent().getStorageId(), item.getContent().getRemotePath());
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}
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public MetaInfo upload(InputStream stream, String itemPath) {
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return defaultBackend.upload(stream, itemPath);
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}
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public InputStream download(String id) {
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return defaultBackend.getContent(id);
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}
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public void delete(String id) {
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defaultBackend.delete(id);
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}
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}
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package org.gcube.data.access.storagehub.storage.backend.impl;
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import java.io.InputStream;
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import javax.inject.Singleton;
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import org.gcube.common.authorization.library.provider.AuthorizationProvider;
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import org.gcube.common.storagehub.model.storages.MetaInfo;
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import org.gcube.common.storagehub.model.storages.StorageBackend;
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import org.gcube.contentmanagement.blobstorage.service.IClient;
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import org.gcube.contentmanager.storageclient.wrapper.AccessType;
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import org.gcube.contentmanager.storageclient.wrapper.MemoryType;
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import org.gcube.contentmanager.storageclient.wrapper.StorageClient;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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@Singleton
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public class GCubeStorageBackend implements StorageBackend {
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private static final Logger log = LoggerFactory.getLogger(GCubeStorageBackend.class);
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private final static String SERVICE_NAME = "home-library";
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private final static String SERVICE_CLASS = "org.gcube.portlets.user";
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@Override
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public InputStream getContent(String id) {
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return getStorageClient(AuthorizationProvider.instance.get().getClient().getId()).getClient().get().RFileAsInputStream(id);
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}
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@Override
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public String getName() {
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return GCubeStorageBackend.class.getName();
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}
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@Override
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public String copy(String idToCopy, String path) {
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String newStorageID = getStorageClient(AuthorizationProvider.instance.get().getClient().getId()).getClient().copyFile(true).from(idToCopy).to(path);
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log.info("copying storage Id {} to newPath {} and the id returned by storage is {}", idToCopy, path, newStorageID);
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return newStorageID;
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}
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@Override
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public String move(String idToMove) {
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return idToMove;
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}
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@Override
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public MetaInfo upload(InputStream stream, String itemPath) {
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log.debug("uploading file");
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IClient storageClient = getStorageClient(AuthorizationProvider.instance.get().getClient().getId()).getClient();
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String storageId =storageClient.put(true).LFile(stream).RFile(itemPath);
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long size = storageClient.getSize().RFileById(storageId);
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MetaInfo info = new MetaInfo();
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info.setSize(size);
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info.setStorageId(storageId);
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info.setRemotePath(itemPath);
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return info;
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}
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@Override
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public void delete(String id) {
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log.debug("deleting");
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IClient storageClient = getStorageClient(AuthorizationProvider.instance.get().getClient().getId()).getClient();
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storageClient.remove().RFileById(id);
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}
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private static StorageClient getStorageClient(String login){
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return new StorageClient(SERVICE_CLASS, SERVICE_NAME, login, AccessType.SHARED, MemoryType.PERSISTENT);
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}
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}
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