org.eigenbase.sql
Class SqlAbstractStringLiteral

java.lang.Object
  org.eigenbase.sql.SqlNode
      org.eigenbase.sql.SqlLiteral
          org.eigenbase.sql.SqlAbstractStringLiteral

All Implemented Interfaces:

Cloneable

Direct Known Subclasses:

SqlBinaryStringLiteral, SqlCharStringLiteral

abstract class SqlAbstractStringLiteral
extends SqlLiteral

Abstract base for chararacter and binary string literals.

Version:

$Id: //open/dev/farrago/src/org/eigenbase/sql/SqlAbstractStringLiteral.java#10 $

Author:

wael

Nested Class Summary

Nested classes/interfaces inherited from class org.eigenbase.sql.SqlLiteral

SqlLiteral.SqlSymbol

Field Summary

Fields inherited from class org.eigenbase.sql.SqlLiteral

value

Fields inherited from class org.eigenbase.sql.SqlNode

emptyArray

Constructor Summary

protected

SqlAbstractStringLiteral(Object value, SqlTypeName typeName, SqlParserPos pos)

Method Summary

protected abstract SqlAbstractStringLiteral

concat1(SqlLiteral[] lits) Helper routine for SqlUtil.concatenateLiterals(org.eigenbase.sql.SqlLiteral[]).

Methods inherited from class org.eigenbase.sql.SqlLiteral

accept, bigDecimalValue, booleanValue, clone, createApproxNumeric, createBinaryString, createBinaryString, createBoolean, createCharString, createCharString, createDate, createExactNumeric, createInterval, createNegative, createNull, createSample, createSqlType, createSymbol, createTime, createTimestamp, createUnknown, equals, equalsDeep, getKind, getMonotonicity, getStringValue, getTypeName, getValue, hashCode, intValue, longValue, sampleValue, stringValue, symbolValue, toValue, unescapeUnicode, unparse, validate, valueMatchesType

Methods inherited from class org.eigenbase.sql.SqlNode

clone, cloneArray, equalDeep, findValidOptions, getParserPosition, isA, toSqlString, toSqlString, toString, validateExpr

Methods inherited from class java.lang.Object

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

Constructor Detail

SqlAbstractStringLiteral

protected SqlAbstractStringLiteral(Object value,
                                   SqlTypeName typeName,
                                   SqlParserPos pos)

Method Detail

concat1

protected abstract SqlAbstractStringLiteral concat1(SqlLiteral[] lits)

Helper routine for SqlUtil.concatenateLiterals(org.eigenbase.sql.SqlLiteral[]).

Parameters:

lits - homogeneous StringLiteral[] args.

Returns:

StringLiteral with concatenated value. this == lits[0], used only for method dispatch.