/**
* Method for adding an entry for administration.
*
* @param filename The name of the file to be stored.
* @param msg The StoreMessage of the entry.
* @param checksum The checksum of the entry.
* @throws ArgumentNotValid If either the filename or checksum is either null or the empty string.
*/
@Override
public void addEntry(String filename, StoreMessage msg, String checksum) throws ArgumentNotValid {
ArgumentNotValid.checkNotNullOrEmpty(filename, "String filename");
ArgumentNotValid.checkNotNullOrEmpty(checksum, "String checksum");
// insert this into the entries map.
storeEntries.put(filename, msg);
// insert into database.
database.insertNewFileForUpload(filename, checksum);
}
/**
* Returns the ReplicaStoreState of a given file in a specific replica.
*
* @param filename The name of the file for the ReplicaStoreState.
* @param replicaChannelName The name of the identification channel for uniquely identifying the
* replica of for the ReplicaStoreState.
* @return The ReplicaStoreState of a given file in a specific replica.
* @throws ArgumentNotValid If the filename or the replica id is null or the empty string.
*/
@Override
public ReplicaStoreState getState(String filename, String replicaChannelName)
throws ArgumentNotValid {
ArgumentNotValid.checkNotNullOrEmpty(filename, "String filename");
ArgumentNotValid.checkNotNullOrEmpty(replicaChannelName, "String replicaChannelName");
Replica rep = Channels.retrieveReplicaFromIdentifierChannel(replicaChannelName);
// retrieve the ReplicaStoreState from the database.
return database.getReplicaStoreState(filename, rep.getId());
}
/**
* Sets the checksum of a given file.
*
* <p>It should not be possible to change the checksum in the database through arcrepository.
*
* @param filename The name of the file to have the checksum changed.
* @param checksum The new checksum for the file.
* @throws ArgumentNotValid If either the filename or the checksum is either null or the empty
* string.
* @throws IllegalState Always, since it is not allowed for arcrepository to change the checksum
* of a completed upload.
*/
@Override
public void setCheckSum(String filename, String checksum) throws ArgumentNotValid, IllegalState {
ArgumentNotValid.checkNotNullOrEmpty(filename, "String filename");
ArgumentNotValid.checkNotNullOrEmpty(checksum, "String checksum");
// This will not be implemented.
throw new IllegalState(
"It is not possible to change the checksum of a "
+ " file in the database! Only the checksum of a specific "
+ "replicafileinfo.");
}
/**
* Message to signal from a BitarchiveServer to the BitarchiveMonitorServer that the Bit Archive
* Application identified by BA_ApplicationId has completed its part of the batch job.
*
* <p>Holds status information: list of files processed and a list of ARC files (file names) on
* which the batch job failed.
*
* @param to the channel to which this message is to be sent (must be a BAMON channel)
* @param baAppId Identifier for the machine sending this message, usually containing the IP
* address and http port number
* @param originatingBatchMsgId the Id field from the original batch message
* @param rf he remote file reference containing the output of the batch job (may be null if no
* output is generated).
* @throws ArgumentNotValid If the BA_ApplicationId or the originatingBatchMsgId are null or
* empty, or if the channel 'to' is null.
*/
public BatchEndedMessage(
ChannelID to, String baAppId, String originatingBatchMsgId, RemoteFile rf)
throws ArgumentNotValid {
super(to, Channels.getError());
ArgumentNotValid.checkNotNull(to, "ChannelID to");
ArgumentNotValid.checkNotNullOrEmpty(baAppId, "String baAppId");
ArgumentNotValid.checkNotNullOrEmpty(originatingBatchMsgId, "String originatingBatchMsgId");
this.baApplicationId = baAppId;
this.originatingBatchMsgId = originatingBatchMsgId;
this.rf = rf;
}
/**
* Sets the store state of an entry to a specific value.
*
* @param filename The name of the file for the entry.
* @param repChannelId The identification channel of the replica for the entry.
* @param state The new state for the entry.
* @throws ArgumentNotValid If the ReplicaStoreState is null, or if either the filename or the
* replica identification channel is either null or the empty string.
*/
@Override
public void setState(String filename, String repChannelId, ReplicaStoreState state)
throws ArgumentNotValid {
ArgumentNotValid.checkNotNull(state, "ReplicaStoreState state");
ArgumentNotValid.checkNotNullOrEmpty(filename, "String filename");
ArgumentNotValid.checkNotNullOrEmpty(repChannelId, "String repChannelId");
// retrieve the replica
Replica rep = Channels.retrieveReplicaFromIdentifierChannel(repChannelId);
// update the database.
database.setReplicaStoreState(filename, rep.getId(), state);
}
/**
* Determines whether a given file in a specific replica has a valid replica store state. By valid
* means a replica store state other that UNKNOWN_UPLOAD_STATE.
*
* <p>TODO Find out if the assumption that all upload states besides UNKNOWN_UPLOAD_STATE are
* acceptable!
*
* @param filename The name of the file for the ReplicaStoreState.
* @param repChannelId The identification channel of the replica for the ReplicaStoreState.
* @return Whether a given file in a specific replica has a valid store state.
* @throws ArgumentNotValid If either the filenames or the replica identification channel is null
* or the empty string.
*/
@Override
public boolean hasState(String filename, String repChannelId) throws ArgumentNotValid {
ArgumentNotValid.checkNotNullOrEmpty(filename, "String filename");
ArgumentNotValid.checkNotNullOrEmpty(repChannelId, "String repChannelId");
// retrieve the replica
Replica rep = Channels.retrieveReplicaFromIdentifierChannel(repChannelId);
// retrieve the state for the entry for the replica and filename
ReplicaStoreState state = database.getReplicaStoreState(filename, rep.getId());
// return whether the entry has a known upload state
return state != ReplicaStoreState.UNKNOWN_UPLOAD_STATE;
}
/**
* Method for telling whether a file entry exists.
*
* @param filename The name of the file, the existence of whose entry is to be determined.
* @return Whether the entry exists.
* @throws ArgumentNotValid If the filename is either null or empty.
*/
@Override
public boolean hasEntry(String filename) throws ArgumentNotValid {
ArgumentNotValid.checkNotNullOrEmpty(filename, "String filename");
// See if the file can be found in the database.
return database.existsFileInDB(filename);
}
/**
* Retrieves the StoreMessage of a specific file.
*
* @param filename The name of the file whose StoreMessage should be retrieved.
* @return The StoreMessage corresponding to the file. A null is returned if the corresponding
* StoreMessage is not found.
* @throws ArgumentNotValid If the filename is either null or the empty string.
*/
@Override
public StoreMessage removeReplyInfo(String filename) throws ArgumentNotValid {
ArgumentNotValid.checkNotNullOrEmpty(filename, "String filename");
// extract the entry from the
return storeEntries.remove(filename);
}
/**
* Determines whether the StoreMessage of a given file exists.
*
* @param filename The name of the file to which the existence of the StoreMessage should be
* determined.
* @return Whether the StoreMessage of the file exists.
* @throws ArgumentNotValid If the filename is null or the empty string.
*/
@Override
public boolean hasReplyInfo(String filename) throws ArgumentNotValid {
ArgumentNotValid.checkNotNullOrEmpty(filename, "String filename");
// check if a entry for the file can be found in the map.
return storeEntries.containsKey(filename);
}
public ExportFrontierReportCsvQuery(ServletRequest req) {
String jobIdStr = UI_FIELD.JOB_ID.getValue(req);
ArgumentNotValid.checkNotNullOrEmpty(jobIdStr, UI_FIELD.JOB_ID.name());
jobId = Long.parseLong(jobIdStr);
}
/**
* Initialise the batch job.
*
* @param regexp The regexp to match in the crawl.log lines.
*/
public CrawlLogLinesMatchingRegexp(String regexp) {
ArgumentNotValid.checkNotNullOrEmpty(regexp, "regexp");
this.regexp = regexp;
/** One week in milliseconds. */
batchJobTimeout = 7 * Constants.ONE_DAY_IN_MILLIES;
}
/**
* Assign a StoreMessage to a specific filename. If the filename is already associated with a
* StoreMessage, then this StoreMessage will be overwritten by the new StoreMessage.
*
* @param filename The name of the file to have a StoreMessage assigned.
* @param msg The StoreMessage to be assigned to a file.
* @throws ArgumentNotValid If the StoreMessage is null or if the filename is either null or the
* empty string.
*/
@Override
public void setReplyInfo(String filename, StoreMessage msg) throws ArgumentNotValid {
ArgumentNotValid.checkNotNull(msg, "StoreMessage msg");
ArgumentNotValid.checkNotNullOrEmpty(filename, "String filename");
// put into the map, and overwrite any existing mapping.
storeEntries.put(filename, msg);
}
/**
* Retrieves the checksum of a given file.
*
* @param filename The name of the file, whose checksum should be retrieved.
* @return The checksum of the file.
* @throws ArgumentNotValid If the filename is either null or the empty string.
*/
@Override
public String getCheckSum(String filename) throws ArgumentNotValid {
ArgumentNotValid.checkNotNullOrEmpty(filename, "String filename");
// Ensure that we have the file requested.
if (!hasEntry(filename)) {
throw new UnknownID("Don't know anything about file '" + filename + "'");
}
// Retrieve the checksum for a specific entry.
return database.getChecksum(filename);
}
/**
* Message to signal from a BitarchiveServer to the BitarchiveMonitorServer that the Bit Archive
* Application identified by BA_ApplicationId has completed its part of the batch job.
*
* <p>Holds status information: list of files processed and a list of ARC files (file names) on
* which the batch job failed.
*
* @param to the channel to which this message is to be sent (must be a BAMON channel)
* @param originatingBatchMsgId the Id field from the original batch message
* @param status The object containing status info.
*/
public BatchEndedMessage(ChannelID to, String originatingBatchMsgId, BatchStatus status) {
super(to, Channels.getError());
ArgumentNotValid.checkNotNull(to, "to");
ArgumentNotValid.checkNotNullOrEmpty(originatingBatchMsgId, "String originatingBatchMsgId");
ArgumentNotValid.checkNotNull(status, "BatchStatus status");
this.originatingBatchMsgId = originatingBatchMsgId;
this.baApplicationId = status.getBitArchiveAppId();
this.rf = status.getResultFile();
this.noOfFilesProcessed = status.getNoOfFilesProcessed();
this.filesFailed = status.getFilesFailed();
this.exceptions = status.getExceptions();
}
/**
* Set the seedlist of the job from the seedList argument. Individual seeds are separated by a
* '\n' character. Duplicate seeds are removed.
*
* @param seedList List of seeds as one String
*/
public void setSeedList(String seedList) {
ArgumentNotValid.checkNotNullOrEmpty(seedList, "seedList");
seedListSet = new HashSet<>();
BufferedReader reader = new BufferedReader(new StringReader(seedList));
String seed;
try {
while ((seed = reader.readLine()) != null) {
seedListSet.add(seed); // add to seedlist if not already there
}
} catch (IOException e) {
// This never happens, as we're reading from a string!
throw new IOFailure("IOException reading from seed string", e);
} finally {
IOUtils.closeQuietly(reader);
}
}