internal virtual Headers Headers(IDictionary <string, sbyte[]> headers)
{
Headers.Builder builder = Headers.HeadersBuilder();
foreach (KeyValuePair <string, sbyte[]> entry in headers.SetOfKeyValuePairs())
{
builder.Put(HeaderFields[entry.Key], entry.Value);
}
return(builder.Headers());
}
protected internal override Headers InitialHeaders(long version)
{
Headers.Builder builder = Headers.HeadersBuilder();
//JAVA TO C# CONVERTER WARNING: Java wildcard generics have no direct equivalent in .NET:
//ORIGINAL LINE: for (HeaderField<?> field : headerFields)
foreach (HeaderField <object> field in HeaderFields)
{
PutHeader(builder, field);
}
return(builder.Headers());
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldPickTheUncorruptedStoreWhenTruncatingAfterTheHeader() throws java.io.IOException
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void ShouldPickTheUncorruptedStoreWhenTruncatingAfterTheHeader()
{
/*
* The problem was that if we were successful in writing the header but failing immediately after, we would
* read 0 as counter for entry data and pick the corrupted store thinking that it was simply empty.
*/
Store store = CreateTestStore();
Pair <File, KeyValueStoreFile> file = store.RotationStrategy.create(EMPTY_DATA_PROVIDER, 1);
Pair <File, KeyValueStoreFile> next = store.RotationStrategy.next(file.First(), Headers.HeadersBuilder().put(TX_ID, (long)42).headers(), Data((Entry)(key, value) =>
{
key.putByte(0, ( sbyte )'f');
key.putByte(1, ( sbyte )'o');
key.putByte(2, ( sbyte )'o');
value.putInt(0, 42);
}));
file.Other().Dispose();
File correct = next.First();
Pair <File, KeyValueStoreFile> nextNext = store.RotationStrategy.next(correct, Headers.HeadersBuilder().put(TX_ID, (long)43).headers(), Data((key, value) =>
{
key.putByte(0, ( sbyte )'f');
key.putByte(1, ( sbyte )'o');
key.putByte(2, ( sbyte )'o');
value.putInt(0, 42);
}, (key, value) =>
{
key.putByte(0, ( sbyte )'b');
key.putByte(1, ( sbyte )'a');
key.putByte(2, ( sbyte )'r');
value.putInt(0, 4242);
}));
next.Other().Dispose();
File corrupted = nextNext.First();
nextNext.Other().Dispose();
using (StoreChannel channel = _resourceManager.fileSystem().open(corrupted, OpenMode.READ_WRITE))
{
channel.Truncate(16 * 4);
}
// then
using (Lifespan life = new Lifespan())
{
life.Add(store);
assertNotNull(store.Get("foo"));
assertEquals(42L, store.Headers().get(TX_ID).longValue());
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldNotPickCorruptStoreFile() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void ShouldNotPickCorruptStoreFile()
{
// given
Store store = CreateTestStore();
RotationStrategy rotation = store.RotationStrategy;
// when
File[] files = new File[10];
{
Pair <File, KeyValueStoreFile> file = rotation.Create(EMPTY_DATA_PROVIDER, 1);
files[0] = file.First();
for (int txId = 2, i = 1; i < Files.Length; txId <<= 1, i++)
{
KeyValueStoreFile old = file.Other();
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final int data = txId;
int data = txId;
file = rotation.Next(file.First(), Headers.HeadersBuilder().put(TX_ID, (long)txId).headers(), data((Entry)(key, value) =>
{
key.putByte(0, ( sbyte )'f');
key.putByte(1, ( sbyte )'o');
key.putByte(2, ( sbyte )'o');
value.putInt(0, data);
}));
old.Dispose();
files[i] = file.First();
}
file.Other().Dispose();
}
// Corrupt the last files
using (StoreChannel channel = _resourceManager.fileSystem().open(files[9], OpenMode.READ_WRITE))
{ // ruin the header
channel.Position(16);
ByteBuffer value = ByteBuffer.allocate(16);
value.put(( sbyte )0);
value.flip();
channel.WriteAll(value);
}
using (StoreChannel channel = _resourceManager.fileSystem().open(files[8], OpenMode.READ_WRITE))
{ // ruin the header
channel.Position(32);
ByteBuffer value = ByteBuffer.allocate(16);
value.put(( sbyte )17);
value.flip();
channel.WriteAll(value);
}
using (StoreChannel channel = _resourceManager.fileSystem().open(files[7], OpenMode.READ_WRITE))
{ // ruin the header
channel.Position(32 + 32 + 32 + 16);
ByteBuffer value = ByteBuffer.allocate(16);
value.putLong(0);
value.putLong(0);
value.flip();
channel.WriteAll(value);
}
// then
using (Lifespan life = new Lifespan())
{
life.Add(store);
assertEquals(64L, store.Headers().get(TX_ID).longValue());
}
}
