程序包 com.alibaba.druid.sql.ast.expr

类 SQLBinaryOpExpr

java.lang.Object

com.alibaba.druid.sql.ast.SQLObjectImpl

com.alibaba.druid.sql.ast.SQLExprImpl

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

所有已实现的接口:

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

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

另请参阅:

• 序列化表格

字段概要

字段

修饰符和类型	字段	说明
protected DbType	dbType
protected SQLExpr	left
protected List<SQLObject>	mergedList
protected SQLBinaryOperator	operator
protected SQLExpr	right

从类继承的字段 com.alibaba.druid.sql.ast.SQLObjectImpl

attributes, hint, parent, sourceColumn, sourceLine

构造器概要

构造器

构造器	说明
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)

方法概要

修饰符和类型	方法	说明
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()
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)
boolean	isParenthesized()
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	setParenthesized(boolean parenthesized)
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()

从类继承的方法 com.alibaba.druid.sql.ast.SQLObjectImpl

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

从类继承的方法 java.lang.Object

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

从接口继承的方法 com.alibaba.druid.sql.ast.SQLExpr

getHint

从接口继承的方法 com.alibaba.druid.sql.ast.SQLObject

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

字段详细资料

left

protected SQLExpr left

right

protected SQLExpr right

operator

protected SQLBinaryOperator operator

dbType

protected DbType dbType

mergedList

protected transient List<SQLObject> mergedList

构造器详细资料

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)

方法详细资料

getDbType

public DbType getDbType()

指定者:

getDbType 在接口中 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)

isParenthesized

public boolean isParenthesized()

setParenthesized

public void setParenthesized(boolean parenthesized)

accept0

protected void accept0(SQLASTVisitor visitor)

指定者:

accept0 在类中 SQLObjectImpl

getChildren

public List getChildren()

指定者:

getChildren 在接口中 SQLExpr

覆盖:

getChildren 在类中 SQLExprImpl

hashCode

public int hashCode()

指定者:

hashCode 在类中 SQLExprImpl

equals

public boolean equals(Object obj)

指定者:

equals 在类中 SQLExprImpl

equals

public boolean equals(SQLBinaryOpExpr other)

equalsIgoreOrder

public boolean equalsIgoreOrder(SQLBinaryOpExpr other)

clone

public SQLBinaryOpExpr clone()

指定者:

clone 在接口中 SQLExpr

指定者:

clone 在接口中 SQLObject

指定者:

clone 在类中 SQLExprImpl

toString

public String toString()

覆盖:

toString 在类中 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)

指定者:

replace 在接口中 SQLReplaceable

other

public SQLExpr other(SQLExpr x)

contains

public boolean contains(SQLExpr item)

computeDataType

public SQLDataType computeDataType()

指定者:

computeDataType 在接口中 SQLExpr

覆盖:

computeDataType 在类中 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.

参数:

v - the parameterized visitor used for merging

x - the SQLBinaryOpExpr to be merged

返回:

the merged SQLBinaryOpExpr

getMergedList

public List<SQLObject> getMergedList()

Retrieves the merged list of SQLObjects.

返回:

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)

指定者:

compareTo 在接口中 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)