com.jivesoftware.forum.database.querycache
Class IDKeyValueExtractor

java.lang.Object
  com.tangosol.util.Base
      com.tangosol.util.extractor.AbstractExtractor
          com.tangosol.util.extractor.KeyExtractor
              com.jivesoftware.forum.database.querycache.IDKeyValueExtractor

All Implemented Interfaces:

com.tangosol.io.ExternalizableLite, com.tangosol.io.pof.PortableObject, com.tangosol.util.comparator.QueryMapComparator, com.tangosol.util.ValueExtractor, java.io.Serializable, java.util.Comparator

public class IDKeyValueExtractor
extends com.tangosol.util.extractor.KeyExtractor
implements com.tangosol.io.ExternalizableLite

ValueExtractor which calls QueryCacheKey.getIDKey(). Used for indexing QueryCacheKeys by idKey within coherence.

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class com.tangosol.util.Base

com.tangosol.util.Base.StackFrame

Field Summary

Fields inherited from class com.tangosol.util.extractor.KeyExtractor

m_extractor

Fields inherited from class com.tangosol.util.Base

POWER_0, POWER_G, POWER_K, POWER_M, POWER_T, UNIT_D, UNIT_H, UNIT_M, UNIT_MS, UNIT_NS, UNIT_S, UNIT_US

Constructor Summary

IDKeyValueExtractor()

Method Summary

boolean	equals(java.lang.Object o) All instances of this class are equal
java.lang.Object	extract(java.lang.Object object) Returns the value of QueryCacheKey.getIDKey().
static IDKeyValueExtractor	getInstance() Not a singleton accessor sinces instances are serialized and passed around through coherence, but some degree of object creation can be avoided by using this within our code.
int	hashCode()
void	readExternal(java.io.DataInput dataInput)
void	writeExternal(java.io.DataOutput dataOutput)

Methods inherited from class com.tangosol.util.extractor.KeyExtractor

getExtractor, readExternal, toString, writeExternal

Methods inherited from class com.tangosol.util.extractor.AbstractExtractor

compare, compareEntries

Methods inherited from class com.tangosol.util.Base

azzert, azzert, azzert, azzertFailed, breakLines, breakLines, decimalValue, dup, dup, ensureRuntimeException, ensureRuntimeException, equals, equalsDeep, err, err, err, err, err, escape, formatDateTime, getCallerStackFrame, getCommonMonitor, getCommonMonitor, getContextClassLoader, getContextClassLoader, getErr, getLog, getMaxDecDigits, getMaxHexDigits, getOriginalException, getOut, getRandom, getRandomBinary, getRandomString, getSafeTimeMillis, getStackFrame, getStackFrames, getStackTrace, getStackTrace, hexValue, indentString, indentString, isDecimal, isHex, isLogEcho, isOctal, log, log, log, log, log, makeInteger, makeLong, makeThread, octalValue, out, out, out, out, out, pad, parseBandwidth, parseBandwidth, parseDelimitedString, parseHex, parseHex, parseMemorySize, parseMemorySize, parseTime, parseTime, parseTimeNanos, parseTimeNanos, printStackTrace, randomize, randomize, randomize, read, read, read, read, read, redirectAll, replace, setErr, setLog, setLogEcho, setOut, toBandwidthString, toBandwidthString, toCharEscape, toCrc, toCrc, toCrc, toDecString, toDelimitedString, toDelimitedString, toDelimitedString, toDelimitedString, toHex, toHex, toHexDump, toHexEscape, toHexEscape, toHexEscape, toHexString, toMemorySizeString, toMemorySizeString, toQuotedCharEscape, toQuotedStringEscape, toSqlString, toString, toStringEscape, toUnicodeEscape, trace, trace, trace, trace, trace, trace, trace, trace, trace, updateSafeTimeMillis

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

IDKeyValueExtractor

public IDKeyValueExtractor()

Method Detail

getInstance

public static IDKeyValueExtractor getInstance()

Not a singleton accessor sinces instances are serialized and passed around through coherence, but some degree of object creation can be avoided by using this within our code.

Returns:

a cached instance.

extract

public java.lang.Object extract(java.lang.Object object)

Returns the value of QueryCacheKey.getIDKey().

Specified by:

extract in interface com.tangosol.util.ValueExtractor

Overrides:

extract in class com.tangosol.util.extractor.KeyExtractor

Parameters:

object - the {@link QueryCacheKey) to test.

Returns:

the value of QueryCacheKey.getIDKey().

readExternal

public void readExternal(java.io.DataInput dataInput)
                  throws java.io.IOException

Specified by:

readExternal in interface com.tangosol.io.ExternalizableLite

Overrides:

readExternal in class com.tangosol.util.extractor.KeyExtractor

Throws:

java.io.IOException

writeExternal

public void writeExternal(java.io.DataOutput dataOutput)
                   throws java.io.IOException

Specified by:

writeExternal in interface com.tangosol.io.ExternalizableLite

Overrides:

writeExternal in class com.tangosol.util.extractor.KeyExtractor

Throws:

java.io.IOException

equals

public boolean equals(java.lang.Object o)

All instances of this class are equal

Specified by:

equals in interface com.tangosol.util.ValueExtractor

Specified by:

equals in interface java.util.Comparator

Overrides:

equals in class com.tangosol.util.extractor.KeyExtractor

hashCode

public int hashCode()

Specified by:

hashCode in interface com.tangosol.util.ValueExtractor

Overrides:

hashCode in class com.tangosol.util.extractor.KeyExtractor