com.xdev.jadoth.sqlengine.internal

Class SqlFunction

java.lang.Object

com.xdev.jadoth.sqlengine.internal.QueryPart

com.xdev.jadoth.sqlengine.internal.SqlExpression

com.xdev.jadoth.sqlengine.internal.SqlFunction

All Implemented Interfaces:

Copyable, SelectItem, Serializable

Direct Known Subclasses:

SqlAggregateAVG, SqlAggregateCOLLECT, SqlAggregateCOUNT, SqlAggregateFUSION, SqlAggregateINTERSECTION, SqlAggregateMAX, SqlAggregateMin, SqlAggregateSUM, SqlBooleanFunction, SqlFunctionABS, SqlFunctionCAST, SqlFunctionCOALESCE, SqlFunctionMOD, SqlFunctionROW_NUMBER, SqlFunctionSUBSTRING, SqlxFunctionCONCAT, SqlxFunctionROUND, SqlxFunctionTO_CHAR, SqlxFunctionTO_NUMBER

public abstract class SqlFunction
extends SqlExpression

The Class SqlFunction.

Author:

Thomas Muenz

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected SqlExpression[]	parameters The parameters.

Fields inherited from class com.xdev.jadoth.sqlengine.internal.SqlExpression

expression

Fields inherited from class com.xdev.jadoth.sqlengine.internal.QueryPart

ASEXPRESSION, defaultClauseStringBuilderLength, defaultExpressionStringBuilderLength, defaultQueryStringBuilderLength, DELIMIT_ALIASES, DELIMIT_COLUMN_IDENTIFIERS, DELIMIT_TABLE_IDENTIFIERS, ESCAPE_DBL_QUOTES, ESCAPE_QUOTES, FLAGS_TAKEN, MINIINDENT, OMITALIAS, PACKED, QUALIFY_BY_TABLE, SINGLELINE, UNQUALIFIED

Constructor Summary

Constructors

Constructor and Description
SqlFunction(String functionName, Object... params) Instantiates a new sql function.

Method Summary

Modifier and Type	Method and Description
protected StringBuilder	assemble(DbmsDMLAssembler<?> dmlAssembler, StringBuilder sb, int indentLevel, int flags) Assemble.
protected static StringBuilder	assembleFunction(String expression, DbmsDMLAssembler<?> dmlAssembler, StringBuilder sb, int indentLevel, int flags, Object[] parameters) Assemble function.
abstract String	getFunctionName() Gets the function name.
SqlExpression[]	getParameters() Gets the parameters.
protected void	setParameter(Object... param) Sets the parameter.

Methods inherited from class com.xdev.jadoth.sqlengine.internal.SqlExpression

_ASC, _DESC, _NULLS_FIRST, _NULLS_LAST, AS, BETWEEN, c, CONCAT, CONTAINS, copy, copyAS, eq, getExpression, getExpressionObject, gt, gte, IN, IS_NOT_NULL, IS_NULL, LIKE, lt, lte, ne, NOT_BETWEEN, NOT_CONTAINS, NOT_IN, NOT_LIKE, o, toString

Methods inherited from class com.xdev.jadoth.sqlengine.internal.QueryPart

assembleAlias, assembleObject, assembleQuery, bitAsExpression, bitDelimitAliases, bitDelimitColumnIdentifiers, bitDelimitTableIdentifiers, bitEscapeDoubleQuotes, bitMiniIndent, bitOmitAlias, bitPacked, bitQualified, bitQualifyByTable, bitSingleLine, concat, concatSqlExpressions, EscapeQuotes, flagsToString, function, indent, isAsExpression, isDelimitAliases, isDelimitColumnIdentifiers, isDelimitTableIdentifiers, isEscapeDoubleQuotes, isEscapeQuotes, isMiniIndent, isOmitAlias, isPacked, isQualifyByTable, isSingleLine, isUnqualified, keyword, list, printFlags, setAsExpression, setDelimitAliases, setDelimitColumnIdentifiers, setDelimitTableIdentifiers, setEscapeDoubleQuotes, setEscapeQuotes, setMiniIndent, setPacked, setQualified, setQualifyByTable, setSingleLine, setUseAlias

Methods inherited from class java.lang.Object

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

Field Detail

parameters

protected SqlExpression[] parameters

The parameters.

Constructor Detail

SqlFunction

public SqlFunction(String functionName,
                   Object... params)

Instantiates a new sql function.

Parameters:

functionName - the function name

params - the params

Method Detail

getParameters

public SqlExpression[] getParameters()

Gets the parameters.

Returns:

the parameters

getFunctionName

public abstract String getFunctionName()

Gets the function name.

Returns:

the function name

setParameter

protected void setParameter(Object... param)

Sets the parameter.

Parameters:

param - the new parameter

assemble

protected StringBuilder assemble(DbmsDMLAssembler<?> dmlAssembler,
                                 StringBuilder sb,
                                 int indentLevel,
                                 int flags)

Description copied from class: QueryPart

Assemble.

Overrides:

assemble in class SqlExpression

Parameters:

dmlAssembler -

sb -

indentLevel -

flags -

Returns:

See Also:

SqlExpression.assemble(com.xdev.jadoth.sqlengine.dbms.DbmsDMLAssembler, java.lang.StringBuilder, int, int)

assembleFunction

protected static StringBuilder assembleFunction(String expression,
                                                DbmsDMLAssembler<?> dmlAssembler,
                                                StringBuilder sb,
                                                int indentLevel,
                                                int flags,
                                                Object[] parameters)

Assemble function.

Parameters:

expression - the expression

dmlAssembler - the dml assembler

sb - the sb

indentLevel - the indent level

flags - the flags

parameters - the parameters

Returns:

the string builder