Package com.tangosol.coherence.dslquery.statement

Class UpdateStatementBuilder.UpdateStatement

java.lang.Object

com.tangosol.util.Base

com.tangosol.coherence.dslquery.statement.AbstractStatement

com.tangosol.coherence.dslquery.statement.UpdateStatementBuilder.UpdateStatement

All Implemented Interfaces:

Statement

Enclosing class:

UpdateStatementBuilder

public static class UpdateStatementBuilder.UpdateStatement
extends AbstractStatement

Implementation of the CohQL "UPDATE" command.

Nested Class Summary

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

Base.LoggingWriter

Field Summary

Fields

Modifier and Type	Field	Description
protected Filter	f_filter	The Filter that will be used to select entries to be updated.
protected InvocableMap.EntryProcessor	f_processor	The InvocableMap.EntryProcessor that will perform the "update" command.
protected String	f_sCache	The name of the cache to be updated.

Fields inherited from class com.tangosol.util.Base

DEFAULT_LOAD_FACTOR, LOG_ALWAYS, LOG_CONFIG, LOG_DEBUG, LOG_ERR, LOG_INFO, LOG_MAX, LOG_MIN, LOG_QUIET, LOG_WARN, 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

Constructors

Constructor	Description
UpdateStatement(String sCache, Filter filter, InvocableMap.EntryProcessor processor)	Construct a UpdateStatement that will update the specified cache.

Method Summary

Modifier and Type	Method	Description
StatementResult	execute(ExecutionContext ctx)	Execute a CohQL query or command and return the relevant result.
CompletableFuture<StatementResult>	executeAsync(ExecutionContext ctx)	Execute a CohQL query or command asynchronously and return the CompletableFuture with the relevant result.
void	sanityCheck(ExecutionContext ctx)	Perform sanity checks on the statement that will be executed.
void	showPlan(PrintWriter out)	Output to the provided PrintWriter a human readable trace of the actions that will be taken by this statement if or when executed.

Methods inherited from class com.tangosol.coherence.dslquery.statement.AbstractStatement

assertCacheName, getExecutionConfirmation

Methods inherited from class com.tangosol.util.Base

azzert, azzert, azzert, azzertFailed, breakLines, breakLines, capitalize, checkNotEmpty, checkNotNull, checkRange, computeSafeWaitTime, decimalValue, dup, dup, ensureBigDecimal, ensureClassLoader, ensureRuntimeException, ensureRuntimeException, equals, equalsDeep, err, err, err, err, err, escape, formatDateTime, getCallerStackFrame, getCommonMonitor, getCommonMonitor, getCommonMonitor, getContextClassLoader, getContextClassLoader, getDeepMessage, getErr, getLastSafeTimeMillis, getLog, getMaxDecDigits, getMaxHexDigits, getOriginalException, getOut, getProcessRandom, getRandom, getRandomBinary, getRandomBinary, getRandomString, getSafeTimeMillis, getStackFrame, getStackFrames, getStackTrace, getStackTrace, getStackTrace, getThreadFactory, getTimeZone, getUpTimeMillis, hashCode, hexValue, indentString, indentString, isDecimal, isHex, isLogEcho, isOctal, log, log, log, log, log, makeInteger, makeLong, makeThread, mergeArray, mergeBooleanArray, mergeByteArray, mergeCharArray, mergeDoubleArray, mergeFloatArray, mergeIntArray, mergeLongArray, mod, mod, newHashMap, newHashMap, newHashSet, newHashSet, octalValue, out, out, out, out, out, pad, parseBandwidth, parseBandwidth, parseDelimitedString, parseHex, parseHex, parseMemorySize, parseMemorySize, parsePercentage, parseTime, parseTime, parseTimeNanos, parseTimeNanos, printStackTrace, randomize, randomize, randomize, randomize, read, read, read, read, read, read, read, replace, setErr, setLog, setLogEcho, setOut, sleep, toBandwidthString, toBandwidthString, toCharEscape, toCrc, toCrc, toCrc, toCrc, toCrc, toDecString, toDelimitedString, toDelimitedString, toDelimitedString, toDelimitedString, toHex, toHex, toHexDump, toHexEscape, toHexEscape, toHexEscape, toHexEscape, toHexString, toMemorySizeString, toMemorySizeString, toQuotedCharEscape, toQuotedStringEscape, toSqlString, toString, toString, toStringEscape, toUnicodeEscape, trace, trace, trace, trace, trace, trace, trace, trace, trace, truncateString, truncateString, wait

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface com.tangosol.coherence.dslquery.Statement

isManagingTimeout

Field Detail

f_sCache

protected final String f_sCache

The name of the cache to be updated.

f_filter

protected final Filter f_filter

The Filter that will be used to select entries to be updated.

f_processor

protected final InvocableMap.EntryProcessor f_processor

The InvocableMap.EntryProcessor that will perform the "update" command.

Constructor Detail

UpdateStatement

public UpdateStatement(String sCache,
                       Filter filter,
                       InvocableMap.EntryProcessor processor)

Construct a UpdateStatement that will update the specified cache.

Parameters:

sCache - the name of the cache to update

filter - the Filter to select the cache entries to update

processor - the InvocableMap.EntryProcessor that will perform the update

Method Detail

execute

public StatementResult execute(ExecutionContext ctx)

Description copied from interface: Statement

Execute a CohQL query or command and return the relevant result.

Parameters:

ctx - the context to use

Returns:

a StatementResult containing the results of executing the statement

executeAsync

public CompletableFuture<StatementResult> executeAsync(ExecutionContext ctx)

Description copied from interface: Statement

Execute a CohQL query or command asynchronously and return the CompletableFuture with the relevant result.

Parameters:

ctx - the context to use

Returns:

a StatementResult future containing the results of executing the statement

showPlan

public void showPlan(PrintWriter out)

Description copied from interface: Statement

Output to the provided PrintWriter a human readable trace of the actions that will be taken by this statement if or when executed.

Parameters:

out - the PrintWriter to write the trace to

sanityCheck

public void sanityCheck(ExecutionContext ctx)

Description copied from interface: Statement

Perform sanity checks on the statement that will be executed.

Implementations can fail sanity checking by throwing an unchecked exception (RuntimeException).

Specified by:

sanityCheck in interface Statement

Overrides:

sanityCheck in class AbstractStatement

Parameters:

ctx - the context to use