Package com.alibaba.druid.wall.spi

Class WallVisitorUtils

java.lang.Object

com.alibaba.druid.wall.spi.WallVisitorUtils

public class WallVisitorUtils
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	WallVisitorUtils.WallConditionContext
static class	WallVisitorUtils.WallTopStatementContext

Field Summary

Fields

Modifier and Type	Field	Description
static final String	HAS_TRUE_LIKE
static final String[]	whiteHints

Constructor Summary

Constructors

Constructor	Description
WallVisitorUtils()

Method Summary

Modifier and Type	Method	Description
static boolean	check(WallVisitor visitor, SQLBinaryOpExpr x)
static boolean	check(WallVisitor visitor, SQLBinaryOpExprGroup x)
static void	check(WallVisitor visitor, SQLInListExpr x)
static void	check(WallVisitor visitor, SQLPropertyExpr x)
static void	check(WallVisitor visitor, SQLCommentHint x)
static void	check(WallVisitor visitor, SQLAlterTableStatement x)
static void	check(WallVisitor visitor, SQLCreateTableStatement x)
static void	check(WallVisitor visitor, SQLDropTableStatement x)
static boolean	check(WallVisitor visitor, SQLExprTableSource x)
static void	check(WallVisitor visitor, SQLJoinTableSource x)
static void	check(WallVisitor visitor, SQLSelectItem x)
static void	checkConditionForMultiTenant(WallVisitor visitor, SQLExpr x, SQLObject parent)	Deprecated.
static void	checkDelete(WallVisitor visitor, SQLDeleteStatement x)
static void	checkFunction(WallVisitor visitor, SQLMethodInvokeExpr x)
static void	checkFunctionInTableSource(WallVisitor visitor, SQLMethodInvokeExpr x)
static void	checkHaving(WallVisitor visitor, SQLExpr x)
static void	checkInsert(WallVisitor visitor, SQLInsertInto x)
static void	checkJoinConditionForMultiTenant(WallVisitor visitor, SQLJoinTableSource join, boolean checkLeft, WallConfig.TenantCallBack.StatementType statementType)	Deprecated.
static void	checkReadOnly(WallVisitor visitor, SQLTableSource tableSource)
static void	checkSelelct(WallVisitor visitor, SQLSelectQueryBlock x)
static boolean	checkSqlExpr(SQLExpr x)
static boolean	checkUnion(WallVisitor visitor, SQLUnionQuery x)
static void	checkUpdate(WallVisitor visitor, SQLUpdateStatement x)
static void	clearWallTopStatementContext()
static Object	eval(WallVisitor wallVisitor, DbType dbType, SQLObject sqlObject, List<Object> parameters)
static String	form(String name)
static Object	getConditionValue(WallVisitor visitor, SQLExpr x, boolean alwayTrueCheck)
static SQLExpr	getFirst(SQLExpr x)
static List<SQLExpr>	getParts(SQLExpr x)
static SQLSelectQueryBlock	getQueryBlock(SQLObject x)
static Object	getValue(SQLExpr x)
static Object	getValue(WallVisitor visitor, SQLBinaryOpExpr x)
static Object	getValue(WallVisitor visitor, SQLBinaryOpExprGroup x)
static Object	getValue(WallVisitor visitor, SQLExpr x)
static Object	getValueFromAttributes(WallVisitor visitor, SQLObject sqlObject)
static WallVisitorUtils.WallConditionContext	getWallConditionContext()
static WallVisitorUtils.WallTopStatementContext	getWallTopStatementContext()
static void	initWallTopStatementContext()
static boolean	isFirst(SQLObject x)
static boolean	isSimpleCaseTableSource(WallVisitor visitor, SQLSelect select)
static boolean	isSimpleCountTableSource(WallVisitor visitor, SQLSelect select)
static boolean	isSimpleCountTableSource(WallVisitor visitor, SQLTableSource tableSource)
static boolean	isTopNoneFromSelect(WallVisitor visitor, SQLObject x)
static boolean	isTopSelectOutFile(MySqlOutFileExpr x)
static boolean	isWhereOrHaving(SQLObject x)
static void	loadResource(Set<String> names, String resource)
static List<SQLExpr>	partExpr(List<SQLExpr> exprs)
static void	preVisitCheck(WallVisitor visitor, SQLObject x)
static boolean	queryBlockFromIsNull(WallVisitor visitor, SQLSelectQuery query)
static boolean	queryBlockFromIsNull(WallVisitor visitor, SQLSelectQuery query, boolean checkSelectConst)

Methods inherited from class java.lang.Object

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

Field Details

HAS_TRUE_LIKE

public static final String HAS_TRUE_LIKE

See Also:

• Constant Field Values

whiteHints

public static final String[] whiteHints

Constructor Details

WallVisitorUtils

public WallVisitorUtils()

Method Details

check

public static void check(WallVisitor visitor,
 SQLInListExpr x)

check

public static boolean check(WallVisitor visitor,
 SQLBinaryOpExpr x)

check

public static boolean check(WallVisitor visitor,
 SQLBinaryOpExprGroup x)

check

public static void check(WallVisitor visitor,
 SQLCreateTableStatement x)

check

public static void check(WallVisitor visitor,
 SQLAlterTableStatement x)

check

public static void check(WallVisitor visitor,
 SQLDropTableStatement x)

check

public static void check(WallVisitor visitor,
 SQLSelectItem x)

check

public static void check(WallVisitor visitor,
 SQLPropertyExpr x)

checkInsert

public static void checkInsert(WallVisitor visitor,
 SQLInsertInto x)

checkSelelct

public static void checkSelelct(WallVisitor visitor,
 SQLSelectQueryBlock x)

checkHaving

public static void checkHaving(WallVisitor visitor,
 SQLExpr x)

checkDelete

public static void checkDelete(WallVisitor visitor,
 SQLDeleteStatement x)

checkConditionForMultiTenant

@Deprecated
public static void checkConditionForMultiTenant(WallVisitor visitor,
 SQLExpr x,
 SQLObject parent)

Deprecated.

checkJoinConditionForMultiTenant

@Deprecated
public static void checkJoinConditionForMultiTenant(WallVisitor visitor,
 SQLJoinTableSource join,
 boolean checkLeft,
 WallConfig.TenantCallBack.StatementType statementType)

Deprecated.

checkReadOnly

public static void checkReadOnly(WallVisitor visitor,
 SQLTableSource tableSource)

checkUpdate

public static void checkUpdate(WallVisitor visitor,
 SQLUpdateStatement x)

getValue

public static Object getValue(WallVisitor visitor,
 SQLBinaryOpExprGroup x)

getValue

public static Object getValue(WallVisitor visitor,
 SQLBinaryOpExpr x)

getFirst

public static SQLExpr getFirst(SQLExpr x)

getParts

public static List<SQLExpr> getParts(SQLExpr x)

partExpr

public static List<SQLExpr> partExpr(List<SQLExpr> exprs)

isFirst

public static boolean isFirst(SQLObject x)

checkSqlExpr

public static boolean checkSqlExpr(SQLExpr x)

isWhereOrHaving

public static boolean isWhereOrHaving(SQLObject x)

getWallConditionContext

public static WallVisitorUtils.WallConditionContext getWallConditionContext()

getWallTopStatementContext

public static WallVisitorUtils.WallTopStatementContext getWallTopStatementContext()

clearWallTopStatementContext

public static void clearWallTopStatementContext()

initWallTopStatementContext

public static void initWallTopStatementContext()

getConditionValue

public static Object getConditionValue(WallVisitor visitor,
 SQLExpr x,
 boolean alwayTrueCheck)

getValueFromAttributes

public static Object getValueFromAttributes(WallVisitor visitor,
 SQLObject sqlObject)

getValue

public static Object getValue(SQLExpr x)

getValue

public static Object getValue(WallVisitor visitor,
 SQLExpr x)

eval

public static Object eval(WallVisitor wallVisitor,
 DbType dbType,
 SQLObject sqlObject,
 List<Object> parameters)

isSimpleCountTableSource

public static boolean isSimpleCountTableSource(WallVisitor visitor,
 SQLTableSource tableSource)

isSimpleCountTableSource

public static boolean isSimpleCountTableSource(WallVisitor visitor,
 SQLSelect select)

isSimpleCaseTableSource

public static boolean isSimpleCaseTableSource(WallVisitor visitor,
 SQLSelect select)

checkFunctionInTableSource

public static void checkFunctionInTableSource(WallVisitor visitor,
 SQLMethodInvokeExpr x)

checkFunction

public static void checkFunction(WallVisitor visitor,
 SQLMethodInvokeExpr x)

getQueryBlock

public static SQLSelectQueryBlock getQueryBlock(SQLObject x)

isTopNoneFromSelect

public static boolean isTopNoneFromSelect(WallVisitor visitor,
 SQLObject x)

isTopSelectOutFile

public static boolean isTopSelectOutFile(MySqlOutFileExpr x)

check

public static boolean check(WallVisitor visitor,
 SQLExprTableSource x)

checkUnion

public static boolean checkUnion(WallVisitor visitor,
 SQLUnionQuery x)

queryBlockFromIsNull

public static boolean queryBlockFromIsNull(WallVisitor visitor,
 SQLSelectQuery query)

queryBlockFromIsNull

public static boolean queryBlockFromIsNull(WallVisitor visitor,
 SQLSelectQuery query,
 boolean checkSelectConst)

form

public static String form(String name)

loadResource

public static void loadResource(Set<String> names,
 String resource)

preVisitCheck

public static void preVisitCheck(WallVisitor visitor,
 SQLObject x)

check

public static void check(WallVisitor visitor,
 SQLCommentHint x)

check

public static void check(WallVisitor visitor,
 SQLJoinTableSource x)