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Code Issues Releases Wiki Activity

improve sql parser

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This commit is contained in:
wenshao
2013-08-07 23:59:27 +08:00
parent 37ad0f15f5
commit 65dc02f6d0
14 changed files with 303 additions and 45 deletions
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src/main/java/com/alibaba/druid/sql/dialect/mysql/ast/statement/MySqlSetPasswordStatement.java
+58
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@@ -0,0 +1,58 @@
/*
* Copyright 1999-2011 Alibaba Group Holding Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.alibaba.druid.sql.dialect.mysql.ast.statement;
import com.alibaba.druid.sql.ast.SQLExpr;
import com.alibaba.druid.sql.ast.SQLName;
import com.alibaba.druid.sql.dialect.mysql.visitor.MySqlASTVisitor;
public class MySqlSetPasswordStatement extends MySqlStatementImpl {
private SQLName user;
private SQLExpr password;
public void accept0(MySqlASTVisitor visitor) {
if (visitor.visit(this)) {
acceptChild(visitor, user);
acceptChild(visitor, password);
}
visitor.endVisit(this);
}
public SQLName getUser() {
return user;
}
public void setUser(SQLName user) {
if (user != null) {
user.setParent(this);
}
this.user = user;
}
public SQLExpr getPassword() {
return password;
}
public void setPassword(SQLExpr password) {
if (password != null) {
password.setParent(this);
}
this.password = password;
}
}
src/main/java/com/alibaba/druid/sql/dialect/mysql/parser/MySqlStatementParser.java
+17
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@@ -92,6 +92,7 @@ import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlRollbackStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlSelectQueryBlock.Limit;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlSetCharSetStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlSetNamesStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlSetPasswordStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlSetTransactionIsolationLevelStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowAuthorsStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowBinLogEventsStatement;
@@ -1993,6 +1994,22 @@ public class MySqlStatementParser extends SQLStatementParser {
public SQLStatement parseSet() {
accept(Token.SET);
if (identifierEquals("PASSWORD")) {
lexer.nextToken();
MySqlSetPasswordStatement stmt = new MySqlSetPasswordStatement();
if (lexer.token() == Token.FOR) {
lexer.nextToken();
stmt.setUser(this.exprParser.name());
}
accept(Token.EQ);
stmt.setPassword(this.exprParser.expr());
return stmt;
}
Boolean global = null;
if (identifierEquals(GLOBAL)) {
global = Boolean.TRUE;
src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/MySqlASTVisitor.java
+5
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@@ -69,6 +69,7 @@ import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlSelectGroupBy;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlSelectQueryBlock;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlSetCharSetStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlSetNamesStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlSetPasswordStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlSetTransactionIsolationLevelStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowAuthorsStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowBinLogEventsStatement;
@@ -557,4 +558,8 @@ public interface MySqlASTVisitor extends SQLASTVisitor {
boolean visit(MySqlOptimizeStatement x);
void endVisit(MySqlOptimizeStatement x);
boolean visit(MySqlSetPasswordStatement x);
void endVisit(MySqlSetPasswordStatement x);
} //
src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/MySqlASTVisitorAdapter.java
+11
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@@ -74,6 +74,7 @@ import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlSelectQueryBlock;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlSelectQueryBlock.Limit;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlSetCharSetStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlSetNamesStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlSetPasswordStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlSetTransactionIsolationLevelStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowAuthorsStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowBinLogEventsStatement;
@@ -1236,4 +1237,14 @@ public class MySqlASTVisitorAdapter extends SQLASTVisitorAdapter implements MySq
public void endVisit(MySqlOptimizeStatement x) {
}
@Override
public boolean visit(MySqlSetPasswordStatement x) {
return true;
}
@Override
public void endVisit(MySqlSetPasswordStatement x) {
}
} //
src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/MySqlOutputVisitor.java
+24
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@@ -97,6 +97,7 @@ import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlSelectQueryBlock;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlSelectQueryBlock.Limit;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlSetCharSetStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlSetNamesStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlSetPasswordStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlSetTransactionIsolationLevelStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowAuthorsStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowBinLogEventsStatement;
@@ -2999,4 +3000,27 @@ public class MySqlOutputVisitor extends SQLASTOutputVisitor implements MySqlASTV
}
@Override
public boolean visit(MySqlSetPasswordStatement x) {
print("SET PASSWORD ");
if (x.getUser() != null){
print("FOR ");
x.getUser().accept(this);
print(' ');
}
print("= ");
if (x.getPassword() != null) {
x.getPassword().accept(this);
}
return false;
}
@Override
public void endVisit(MySqlSetPasswordStatement x) {
}
} //
src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/MySqlSchemaStatVisitor.java
+11
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@@ -88,6 +88,7 @@ import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlSelectQueryBlock;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlSelectQueryBlock.Limit;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlSetCharSetStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlSetNamesStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlSetPasswordStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlSetTransactionIsolationLevelStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowAuthorsStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowBinLogEventsStatement;
@@ -1322,5 +1323,15 @@ public class MySqlSchemaStatVisitor extends SchemaStatVisitor implements MySqlAS
public void endVisit(MySqlOptimizeStatement x) {
}
@Override
public boolean visit(MySqlSetPasswordStatement x) {
return false;
}
@Override
public void endVisit(MySqlSetPasswordStatement x) {
}
}