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

Class SQLExistsExpr

java.lang.Object

com.alibaba.druid.sql.ast.SQLObjectImpl

com.alibaba.druid.sql.ast.SQLExprImpl

com.alibaba.druid.sql.ast.expr.SQLExistsExpr

All Implemented Interfaces:

SQLExpr, SQLObject, Serializable, Cloneable

public final class SQLExistsExpr
extends SQLExprImpl
implements Serializable

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
boolean	not
SQLSelect	subQuery

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

attributes, hint, parent, sourceColumn, sourceLine

Constructor Summary

Constructors

Constructor	Description
SQLExistsExpr()
SQLExistsExpr(SQLSelect subQuery)
SQLExistsExpr(SQLSelect subQuery, boolean not)

Method Summary

Modifier and Type	Method	Description
protected void	accept0(SQLASTVisitor visitor)
SQLExistsExpr	clone()
boolean	equals(Object obj)
List	getChildren()
SQLSelect	getSubQuery()
int	hashCode()
boolean	isNot()
void	setNot(boolean not)
void	setSubQuery(SQLSelect subQuery)

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

computeDataType

Methods inherited from class 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, output, putAttribute, setHint, setParent, setSourceColumn, setSourceLine, toString

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, hasAfterComment, hasBeforeComment, output, output, putAttribute, setParent

Field Details

not

public boolean not

subQuery

public SQLSelect subQuery

Constructor Details

SQLExistsExpr

public SQLExistsExpr()

SQLExistsExpr

public SQLExistsExpr(SQLSelect subQuery)

SQLExistsExpr

public SQLExistsExpr(SQLSelect subQuery,
 boolean not)

Method Details

isNot

public boolean isNot()

setNot

public void setNot(boolean not)

getSubQuery

public SQLSelect getSubQuery()

setSubQuery

public void setSubQuery(SQLSelect subQuery)

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

clone

public SQLExistsExpr clone()

Specified by:

clone in interface SQLExpr

Specified by:

clone in interface SQLObject

Specified by:

clone in class SQLExprImpl