storagehub-model/src/main/java/org/gcube/common/storagehub/model/storages/StorageBackend.java

82 lines
2.3 KiB
Java

package org.gcube.common.storagehub.model.storages;
import java.io.InputStream;
import java.util.Map;
import org.gcube.common.storagehub.model.exceptions.StorageIdNotFoundException;
import org.gcube.common.storagehub.model.items.nodes.Content;
import org.gcube.common.storagehub.model.items.nodes.PayloadBackend;
public abstract class StorageBackend {
private PayloadBackend payloadConfiguration;
public StorageBackend(PayloadBackend payloadConfiguration) {
this.payloadConfiguration = payloadConfiguration;
}
public PayloadBackend getPayloadConfiguration() {
return payloadConfiguration;
}
protected void setPayloadConfiguration(PayloadBackend payloadConfiguration) {
this.payloadConfiguration = payloadConfiguration;
}
public abstract MetaInfo onCopy(Content content, String newParentPath, String newName);
public abstract MetaInfo onMove(Content content, String newParentPath);
//public abstract void onDelete(Content content);
public abstract void delete(String id);
public abstract MetaInfo upload(InputStream stream, String relativePath, String name, String user);
public abstract MetaInfo upload(InputStream stream, String relativePath, String name, Long size, String user);
public abstract InputStream download(Content item) throws StorageIdNotFoundException;
public abstract InputStream download(String id) throws StorageIdNotFoundException;
public abstract Map<String, String> getFileMetadata(String id);
public abstract MetaInfo upload(InputStream stream, String relativePath, String name, String storageId, Long size, String user);
@Deprecated
public abstract String getTotalSizeStored();
@Deprecated
public abstract String getTotalItemsCount();
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((payloadConfiguration == null) ? 0 : payloadConfiguration.hashCode());
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (getClass() != obj.getClass())
return false;
StorageBackend other = (StorageBackend) obj;
if (payloadConfiguration == null) {
if (other.payloadConfiguration != null)
return false;
} else if (!payloadConfiguration.equals(other.payloadConfiguration))
return false;
return true;
}
}