Package com.tangosol.coherence.dslquery.statement

Class DeleteStatementBuilder.DeleteStatement

java.lang.Object

com.tangosol.util.Base

com.tangosol.coherence.dslquery.statement.AbstractStatement

com.tangosol.coherence.dslquery.statement.DeleteStatementBuilder.DeleteStatement

All Implemented Interfaces:

Statement

Enclosing class:

DeleteStatementBuilder

public static class DeleteStatementBuilder.DeleteStatement
extends AbstractStatement

Implementation of the CohQL "DELETE" query.

Nested Class Summary

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

Base.LoggingWriter

Field Summary

Fields

Modifier and Type	Field	Description
protected final Filter	f_filter	The Filter to be used in the CohQL "delete" command.
protected final String	f_sCache	The cache name containing the entries to be deleted

Fields inherited from class com.tangosol.util.Base

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
DeleteStatement(String sCacheName, Filter filter)	Create an instance of DeleteStatementBuilder.DeleteStatement that will delete all entries from the specified cache that match the given Filter.

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, 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 Details

f_sCache

protected final String f_sCache

The cache name containing the entries to be deleted

f_filter

protected final Filter f_filter

The Filter to be used in the CohQL "delete" command.

Constructor Details

DeleteStatement

public DeleteStatement(String sCacheName,
 Filter filter)

Create an instance of DeleteStatementBuilder.DeleteStatement that will delete all entries from the specified cache that match the given Filter.

Parameters:

sCacheName - the name of the cache to remove entries from

filter - the Filter to use to determine the entries to be removed

Method Details

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

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

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