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Code Releases Activity

HCOLL-167 added support to delegate stateless client method calls to VChronicleMap

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This commit is contained in:
Rob Austin
2014-10-28 21:29:34 +00:00
parent d4581ff985
commit f647f91b69
10 changed files with 263 additions and 189 deletions
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src/main/java/net/openhft/chronicle/map/VanillaChronicleMap.java
+71 -21
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@@ -54,7 +54,8 @@ class VanillaChronicleMap<K, KI, MKI extends MetaBytesInterop<K, KI>,
private static final Logger LOG = LoggerFactory.getLogger(VanillaChronicleMap.class);
/**
* Because DirectBitSet implementations couldn't find more than 64 continuous clear or set bits.
* Because DirectBitSet implementations couldn't find more than 64 continuous clear or set
* bits.
*/
static final int MAX_ENTRY_OVERSIZE_FACTOR = 64;
@@ -256,7 +257,7 @@ class VanillaChronicleMap<K, KI, MKI extends MetaBytesInterop<K, KI>,
long segmentSize() {
long ss = SEGMENT_HEADER
+ (CACHE_LINES.align(sizeOfMultiMap() + sizeOfMultiMapBitSet(), BYTES)
* multiMapsPerSegment())
* multiMapsPerSegment())
+ numberOfBitSets() * sizeOfBitSets() // the free list and 0+ dirty lists.
+ sizeOfEntriesInSegment();
if ((ss & 63L) != 0)
@@ -414,9 +415,9 @@ class VanillaChronicleMap<K, KI, MKI extends MetaBytesInterop<K, KI>,
/**
* removes ( if there exists ) an entry from the map, if the {@param key} and {@param expectedValue} match
* that of a maps.entry. If the {@param expectedValue} equals null then ( if there exists ) an entry whose
* key equals {@param key} this is removed.
* removes ( if there exists ) an entry from the map, if the {@param key} and {@param
* expectedValue} match that of a maps.entry. If the {@param expectedValue} equals null then (
* if there exists ) an entry whose key equals {@param key} this is removed.
*
* @param k the key of the entry to remove
* @param expectedValue null if not required
@@ -476,8 +477,8 @@ class VanillaChronicleMap<K, KI, MKI extends MetaBytesInterop<K, KI>,
* replace the value in a map, only if the existing entry equals {@param existingValue}
*
* @param key the key into the map
* @param existingValue the expected existing value in the map ( could be null when we don't wish to do
* this check )
* @param existingValue the expected existing value in the map ( could be null when we don't
* wish to do this check )
* @param newValue the new value you wish to store in the map
* @return the value that was replaced
*/
@@ -513,6 +514,7 @@ class VanillaChronicleMap<K, KI, MKI extends MetaBytesInterop<K, KI>,
}
static final ThreadLocal<MultiStoreBytes> tmpBytes = new ThreadLocal<>();
protected MultiStoreBytes acquireTmpBytes() {
MultiStoreBytes b = tmpBytes.get();
if (b == null)
@@ -520,6 +522,54 @@ class VanillaChronicleMap<K, KI, MKI extends MetaBytesInterop<K, KI>,
return b;
}
void replace(Bytes reader, Bytes writer) {
throw new UnsupportedOperationException("todo");
}
void isEmpty(Bytes reader, Bytes writer) {
throw new UnsupportedOperationException("todo");
}
void containsKey(Bytes reader, Bytes writer) {
throw new UnsupportedOperationException("todo");
}
void containsValue(Bytes reader, Bytes writer) {
throw new UnsupportedOperationException("todo");
}
void get(Bytes reader, Bytes writer) {
throw new UnsupportedOperationException("todo");
}
void putAll(Bytes reader, Bytes writer) {
throw new UnsupportedOperationException("todo");
}
void put(Bytes reader, Bytes writer) {
throw new UnsupportedOperationException("todo");
}
void putIfAbsent(Bytes reader, Bytes writer) {
throw new UnsupportedOperationException("todo");
}
void replaceKV(Bytes reader, Bytes writer) {
throw new UnsupportedOperationException("todo");
}
// for boolean replace(K key, V oldValue, V newValue);
void replaceWithOldAndNew(Bytes reader, Bytes writer) {
throw new UnsupportedOperationException("todo");
}
// for boolean remove(Object key, Object value);
void removeWithValue(Bytes reader, Bytes writer) {
throw new UnsupportedOperationException("todo");
}
// these methods should be package local, not public or private.
class Segment implements SharedSegment {
/*
@@ -551,7 +601,7 @@ class VanillaChronicleMap<K, KI, MKI extends MetaBytesInterop<K, KI>,
long start = bytes.startAddr() + SEGMENT_HEADER;
createHashLookups(start);
start += CACHE_LINES.align(sizeOfMultiMap() + sizeOfMultiMapBitSet(), BYTES)
* multiMapsPerSegment();
* multiMapsPerSegment();
final NativeBytes bsBytes = new NativeBytes(ms.objectSerializer(),
start,
start + LONGS.align(BYTES.alignAndConvert(entriesPerSegment, BITS), BYTES),
@@ -942,12 +992,12 @@ class VanillaChronicleMap<K, KI, MKI extends MetaBytesInterop<K, KI>,
/**
* Removes a key (or key-value pair) from the Segment.
*
* <p>The entry will only be removed if {@code expectedValue} equals to {@code null}
* or the value previously corresponding to the specified key.
* <p>The entry will only be removed if {@code expectedValue} equals to {@code null} or the
* value previously corresponding to the specified key.
*
* @param hash2 a hash code related to the {@code keyBytes}
* @return the value of the entry that was removed if the entry corresponding to the {@code keyBytes}
* exists and {@link #removeReturnsNull} is {@code false}, {@code null} otherwise
* @return the value of the entry that was removed if the entry corresponding to the {@code
* keyBytes} exists and {@link #removeReturnsNull} is {@code false}, {@code null} otherwise
*/
V remove(ThreadLocalCopies copies, MKI metaKeyInterop, KI keyInterop, K key,
V expectedValue, long hash2) {
@@ -1003,9 +1053,9 @@ class VanillaChronicleMap<K, KI, MKI extends MetaBytesInterop<K, KI>,
}
/**
* Replaces the specified value for the key with the given value. {@code newValue} is set only if
* the existing value corresponding to the specified key is equal to {@code expectedValue} or {@code
* expectedValue == null}.
* Replaces the specified value for the key with the given value. {@code newValue} is set
* only if the existing value corresponding to the specified key is equal to {@code
* expectedValue} or {@code expectedValue == null}.
*
* @param hash2 a hash code related to the {@code keyBytes}
* @return the replaced value or {@code null} if the value was not replaced
@@ -1081,17 +1131,17 @@ class VanillaChronicleMap<K, KI, MKI extends MetaBytesInterop<K, KI>,
}
/**
* Replaces value in existing entry. May cause entry relocation, because there may be not enough space
* for new value in location already allocated for this entry.
* Replaces value in existing entry. May cause entry relocation, because there may be not
* enough space for new value in location already allocated for this entry.
*
* @param pos index of the first block occupied by the entry
* @param offset relative offset of the entry in Segment bytes (before, i. e. including
* metaData)
* @param offset relative offset of the entry in Segment bytes (before, i. e.
* including metaData)
* @param entry relative pointer in Segment bytes
* @param valueSizePos relative position of value size in entry
* @param entryEndAddr absolute address of the entry end
* @return relative offset of the entry in Segment bytes after putting value (that may cause entry
* relocation)
* @return relative offset of the entry in Segment bytes after putting value (that may cause
* entry relocation)
*/
long putValue(long pos, long offset, NativeBytes entry, long valueSizePos,
long entryEndAddr, ThreadLocalCopies copies, V value, Bytes valueBytes,