/// <exception cref="Org.Xml.Sax.SAXException"/>
public static void WriteCacheDirectiveInfo(ContentHandler contentHandler, CacheDirectiveInfo
directive)
{
XMLUtils.AddSaxString(contentHandler, "ID", System.Convert.ToString(directive.GetId
()));
if (directive.GetPath() != null)
{
XMLUtils.AddSaxString(contentHandler, "PATH", directive.GetPath().ToUri().GetPath
());
}
if (directive.GetReplication() != null)
{
XMLUtils.AddSaxString(contentHandler, "REPLICATION", short.ToString(directive.GetReplication
()));
}
if (directive.GetPool() != null)
{
XMLUtils.AddSaxString(contentHandler, "POOL", directive.GetPool());
}
if (directive.GetExpiration() != null)
{
XMLUtils.AddSaxString(contentHandler, "EXPIRATION", string.Empty + directive.GetExpiration
().GetMillis());
}
}
/// <exception cref="System.IO.IOException"/>
public static void WriteCacheDirectiveInfo(DataOutputStream @out, CacheDirectiveInfo
directive)
{
WriteLong(directive.GetId(), @out);
int flags = ((directive.GetPath() != null) ? unchecked ((int)(0x1)) : 0) | ((directive
.GetReplication() != null) ? unchecked ((int)(0x2)) : 0) | ((directive.GetPool()
!= null) ? unchecked ((int)(0x4)) : 0) | ((directive.GetExpiration() != null) ? unchecked (
(int)(0x8)) : 0);
@out.WriteInt(flags);
if (directive.GetPath() != null)
{
WriteString(directive.GetPath().ToUri().GetPath(), @out);
}
if (directive.GetReplication() != null)
{
WriteShort(directive.GetReplication(), @out);
}
if (directive.GetPool() != null)
{
WriteString(directive.GetPool(), @out);
}
if (directive.GetExpiration() != null)
{
WriteLong(directive.GetExpiration().GetMillis(), @out);
}
}
/// <exception cref="System.IO.IOException"/>
public virtual int Run(Configuration conf, IList <string> args)
{
CacheDirectiveInfo.Builder builder = new CacheDirectiveInfo.Builder();
string pathFilter = StringUtils.PopOptionWithArgument("-path", args);
if (pathFilter != null)
{
builder.SetPath(new Path(pathFilter));
}
string poolFilter = StringUtils.PopOptionWithArgument("-pool", args);
if (poolFilter != null)
{
builder.SetPool(poolFilter);
}
bool printStats = StringUtils.PopOption("-stats", args);
string idFilter = StringUtils.PopOptionWithArgument("-id", args);
if (idFilter != null)
{
builder.SetId(long.Parse(idFilter));
}
if (!args.IsEmpty())
{
System.Console.Error.WriteLine("Can't understand argument: " + args[0]);
return(1);
}
TableListing.Builder tableBuilder = new TableListing.Builder().AddField("ID", TableListing.Justification
.Right).AddField("POOL", TableListing.Justification.Left).AddField("REPL", TableListing.Justification
.Right).AddField("EXPIRY", TableListing.Justification.Left).AddField("PATH", TableListing.Justification
.Left);
if (printStats)
{
tableBuilder.AddField("BYTES_NEEDED", TableListing.Justification.Right).AddField(
"BYTES_CACHED", TableListing.Justification.Right).AddField("FILES_NEEDED", TableListing.Justification
.Right).AddField("FILES_CACHED", TableListing.Justification.Right);
}
TableListing tableListing = tableBuilder.Build();
try
{
DistributedFileSystem dfs = AdminHelper.GetDFS(conf);
RemoteIterator <CacheDirectiveEntry> iter = dfs.ListCacheDirectives(builder.Build(
));
int numEntries = 0;
while (iter.HasNext())
{
CacheDirectiveEntry entry = iter.Next();
CacheDirectiveInfo directive = entry.GetInfo();
CacheDirectiveStats stats = entry.GetStats();
IList <string> row = new List <string>();
row.AddItem(string.Empty + directive.GetId());
row.AddItem(directive.GetPool());
row.AddItem(string.Empty + directive.GetReplication());
string expiry;
// This is effectively never, round for nice printing
if (directive.GetExpiration().GetMillis() > CacheDirectiveInfo.Expiration.MaxRelativeExpiryMs
/ 2)
{
expiry = "never";
}
else
{
expiry = directive.GetExpiration().ToString();
}
row.AddItem(expiry);
row.AddItem(directive.GetPath().ToUri().GetPath());
if (printStats)
{
row.AddItem(string.Empty + stats.GetBytesNeeded());
row.AddItem(string.Empty + stats.GetBytesCached());
row.AddItem(string.Empty + stats.GetFilesNeeded());
row.AddItem(string.Empty + stats.GetFilesCached());
}
tableListing.AddRow(Sharpen.Collections.ToArray(row, new string[row.Count]));
numEntries++;
}
System.Console.Out.Write(string.Format("Found %d entr%s%n", numEntries, numEntries
== 1 ? "y" : "ies"));
if (numEntries > 0)
{
System.Console.Out.Write(tableListing);
}
}
catch (IOException e)
{
System.Console.Error.WriteLine(AdminHelper.PrettifyException(e));
return(2);
}
return(0);
}