Package com.alibaba.druid.sql.ast.expr

Class SQLBinaryOpExpr

java.lang.Object

com.alibaba.druid.sql.ast.SQLObjectImpl

com.alibaba.druid.sql.ast.SQLExprImpl

com.alibaba.druid.sql.ast.expr.SQLBinaryOpExpr

All Implemented Interfaces:

SQLDbTypedObject, SQLExpr, SQLObject, SQLReplaceable, Serializable, Cloneable, Comparable<SQLBinaryOpExpr>

public class SQLBinaryOpExpr
extends SQLExprImpl
implements SQLReplaceable, Serializable, SQLDbTypedObject, Comparable<SQLBinaryOpExpr>

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
protected DbType	dbType
protected SQLExpr	left
protected List<SQLObject>	mergedList
protected SQLBinaryOperator	operator
protected SQLExpr	right

Fields inherited from class com.alibaba.druid.sql.ast.SQLExprImpl

parenthesized, parenthesizedCount

Fields inherited from class com.alibaba.druid.sql.ast.SQLObjectImpl

attributes, hint, parent, sourceColumn, sourceLine

Constructor Summary

Constructors

Constructor	Description
SQLBinaryOpExpr()
SQLBinaryOpExpr(DbType dbType)
SQLBinaryOpExpr(SQLExpr left, SQLBinaryOperator operator, SQLExpr right)
SQLBinaryOpExpr(SQLExpr left, SQLBinaryOperator operator, SQLExpr right, DbType dbType)
SQLBinaryOpExpr(SQLExpr left, SQLExpr right, SQLBinaryOperator operator)

Method Summary

Modifier and Type	Method	Description
protected void	accept0(SQLASTVisitor visitor)
static SQLExpr	and(SQLExpr a, SQLExpr b)
static SQLExpr	and(SQLExpr a, SQLExpr b, SQLExpr c)
static SQLExpr	andIfNotExists(SQLExpr a, SQLExpr b)
SQLBinaryOpExpr	clone()
protected void	cloneTo(SQLBinaryOpExpr x)
static SQLExpr	combine(List<? extends SQLExpr> items, SQLBinaryOperator op)
int	compareTo(SQLBinaryOpExpr o)
SQLDataType	computeDataType()
boolean	conditionContainsColumn(String column)
boolean	conditionContainsTable(String alias)
static SQLBinaryOpExpr	conditionEq(String column, int value)
static SQLBinaryOpExpr	conditionEq(String column, String value)
static SQLBinaryOpExpr	conditionLike(String column, SQLExpr value)
static SQLBinaryOpExpr	conditionLike(String column, String value)
boolean	contains(SQLExpr item)
static SQLBinaryOpExpr	eq(SQLExpr a, SQLExpr b)
boolean	equals(SQLBinaryOpExpr other)
boolean	equals(Object obj)
boolean	equalsIgoreOrder(SQLBinaryOpExpr other)
List	getChildren()
DbType	getDbType()
SQLExpr	getLeft()
List<SQLObject>	getMergedList()	Retrieves the merged list of SQLObjects.
SQLBinaryOperator	getOperator()
SQLExpr	getRight()
int	hashCode()
static boolean	isAnd(SQLExpr x)
boolean	isBothName()
boolean	isLeftFunctionAndRightLiteral()
boolean	isLeftLiteralAndRightName()
boolean	isLeftNameAndRightLiteral()
boolean	isNameAndLiteral()
static SQLBinaryOpExpr	isNotNull(SQLExpr expr)
static SQLBinaryOpExpr	isNull(SQLExpr expr)
static boolean	isOr(SQLExpr x)
static SQLBinaryOpExpr	merge(ParameterizedVisitor v, SQLBinaryOpExpr x)	Merges the given SQLBinaryOpExpr with its parent using a parameterized visitor.
static SQLExpr	or(SQLExpr a, SQLExpr b)
static SQLExpr	or(List<? extends SQLExpr> list)
SQLExpr	other(SQLExpr x)
boolean	replace(SQLExpr expr, SQLExpr target)
void	setDbType(DbType dbType)
void	setLeft(SQLExpr left)
void	setOperator(SQLBinaryOperator operator)
void	setRight(SQLExpr right)
static List<SQLExpr>	split(SQLBinaryOpExpr x)
static List<SQLExpr>	split(SQLBinaryOpExpr x, SQLBinaryOperator op)
static List<SQLExpr>	split(SQLExpr x, SQLBinaryOperator op)
static void	split(List<SQLExpr> outList, SQLExpr expr, SQLBinaryOperator op)
String	toString()

Methods inherited from class com.alibaba.druid.sql.ast.SQLExprImpl

cloneTo, getParenthesizedCount, increaseParenthesizedCount, isParenthesized, setParenthesized, setParenthesizedCount

Methods inherited from class com.alibaba.druid.sql.ast.SQLObjectImpl

accept, acceptChild, acceptChild, addAfterComment, addAfterComment, addBeforeComment, addBeforeComment, cloneTo, containsAttribute, getAfterCommentsDirect, getAttribute, getAttributes, getAttributesDirect, getBeforeCommentsDirect, getHint, getParent, getParent, getSourceColumn, getSourceLine, hasAfterComment, hasBeforeComment, output, putAttribute, setHint, setParent, setSource, setSourceLine

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.alibaba.druid.sql.ast.SQLExpr

getHint

Methods inherited from interface com.alibaba.druid.sql.ast.SQLObject

accept, addAfterComment, addAfterComment, addBeforeComment, addBeforeComment, containsAttribute, getAfterCommentsDirect, getAttribute, getAttributes, getAttributesDirect, getBeforeCommentsDirect, getParent, getParent, getSourceColumn, getSourceLine, hasAfterComment, hasBeforeComment, output, putAttribute, setParent, setSource

Field Detail

left

protected SQLExpr left

right

protected SQLExpr right

operator

protected SQLBinaryOperator operator

dbType

protected DbType dbType

mergedList

protected transient List<SQLObject> mergedList

Constructor Detail

SQLBinaryOpExpr

public SQLBinaryOpExpr()

SQLBinaryOpExpr

public SQLBinaryOpExpr(DbType dbType)

SQLBinaryOpExpr

public SQLBinaryOpExpr(SQLExpr left,
                       SQLBinaryOperator operator,
                       SQLExpr right)

SQLBinaryOpExpr

public SQLBinaryOpExpr(SQLExpr left,
                       SQLBinaryOperator operator,
                       SQLExpr right,
                       DbType dbType)

SQLBinaryOpExpr

public SQLBinaryOpExpr(SQLExpr left,
                       SQLExpr right,
                       SQLBinaryOperator operator)

Method Detail

getDbType

public DbType getDbType()

Specified by:

getDbType in interface SQLDbTypedObject

setDbType

public void setDbType(DbType dbType)

getLeft

public SQLExpr getLeft()

setLeft

public void setLeft(SQLExpr left)

getRight

public SQLExpr getRight()

setRight

public void setRight(SQLExpr right)

getOperator

public SQLBinaryOperator getOperator()

setOperator

public void setOperator(SQLBinaryOperator operator)

accept0

protected void accept0(SQLASTVisitor visitor)

Specified by:

accept0 in class SQLObjectImpl

getChildren

public List getChildren()

Specified by:

getChildren in interface SQLExpr

Overrides:

getChildren in class SQLExprImpl

hashCode

public int hashCode()

Specified by:

hashCode in class SQLExprImpl

equals

public boolean equals(Object obj)

Specified by:

equals in class SQLExprImpl

equals

public boolean equals(SQLBinaryOpExpr other)

equalsIgoreOrder

public boolean equalsIgoreOrder(SQLBinaryOpExpr other)

cloneTo

protected void cloneTo(SQLBinaryOpExpr x)

clone

public SQLBinaryOpExpr clone()

Specified by:

clone in interface SQLExpr

Specified by:

clone in interface SQLObject

Specified by:

clone in class SQLExprImpl

toString

public String toString()

Overrides:

toString in class SQLObjectImpl

combine

public static SQLExpr combine(List<? extends SQLExpr> items,
                              SQLBinaryOperator op)

split

public static List<SQLExpr> split(SQLBinaryOpExpr x)

split

public static List<SQLExpr> split(SQLExpr x,
                                  SQLBinaryOperator op)

split

public static List<SQLExpr> split(SQLBinaryOpExpr x,
                                  SQLBinaryOperator op)

split

public static void split(List<SQLExpr> outList,
                         SQLExpr expr,
                         SQLBinaryOperator op)

and

public static SQLExpr and(SQLExpr a,
                          SQLExpr b)

and

public static SQLExpr and(SQLExpr a,
                          SQLExpr b,
                          SQLExpr c)

or

public static SQLExpr or(SQLExpr a,
                         SQLExpr b)

or

public static SQLExpr or(List<? extends SQLExpr> list)

andIfNotExists

public static SQLExpr andIfNotExists(SQLExpr a,
                                     SQLExpr b)

isNotNull

public static SQLBinaryOpExpr isNotNull(SQLExpr expr)

isNull

public static SQLBinaryOpExpr isNull(SQLExpr expr)

replace

public boolean replace(SQLExpr expr,
                       SQLExpr target)

Specified by:

replace in interface SQLReplaceable

other

public SQLExpr other(SQLExpr x)

contains

public boolean contains(SQLExpr item)

computeDataType

public SQLDataType computeDataType()

Specified by:

computeDataType in interface SQLExpr

Overrides:

computeDataType in class SQLExprImpl

conditionContainsTable

public boolean conditionContainsTable(String alias)

conditionContainsColumn

public boolean conditionContainsColumn(String column)

merge

public static SQLBinaryOpExpr merge(ParameterizedVisitor v,
                                    SQLBinaryOpExpr x)

Merges the given SQLBinaryOpExpr with its parent using a parameterized visitor.

Parameters:

v - the parameterized visitor used for merging

x - the SQLBinaryOpExpr to be merged

Returns:

the merged SQLBinaryOpExpr

getMergedList

public List<SQLObject> getMergedList()

Retrieves the merged list of SQLObjects.

Returns:

the merged list of SQLObjects

isOr

public static boolean isOr(SQLExpr x)

isAnd

public static boolean isAnd(SQLExpr x)

isLeftNameAndRightLiteral

public boolean isLeftNameAndRightLiteral()

isLeftFunctionAndRightLiteral

public boolean isLeftFunctionAndRightLiteral()

isNameAndLiteral

public boolean isNameAndLiteral()

isBothName

public boolean isBothName()

compareTo

public int compareTo(SQLBinaryOpExpr o)

Specified by:

compareTo in interface Comparable<SQLBinaryOpExpr>

isLeftLiteralAndRightName

public boolean isLeftLiteralAndRightName()

conditionEq

public static SQLBinaryOpExpr conditionEq(String column,
                                          String value)

conditionEq

public static SQLBinaryOpExpr conditionEq(String column,
                                          int value)

conditionLike

public static SQLBinaryOpExpr conditionLike(String column,
                                            String value)

conditionLike

public static SQLBinaryOpExpr conditionLike(String column,
                                            SQLExpr value)

eq

public static SQLBinaryOpExpr eq(SQLExpr a,
                                 SQLExpr b)