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Code Issues Releases Wiki Activity

mysql show open tables

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温少
2012-05-16 10:40:44 +08:00
parent f75e0cd740
commit 31cb9182ec
7 changed files with 186 additions and 47 deletions
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src/main/java/com/alibaba/druid/sql/dialect/mysql/ast/statement/MySqlShowOpenTablesStatement.java
+62
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@@ -0,0 +1,62 @@
/*
* 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.dialect.mysql.visitor.MySqlASTVisitor;
public class MySqlShowOpenTablesStatement extends MySqlStatementImpl {
private static final long serialVersionUID = 1L;
private SQLExpr database;
private SQLExpr like;
private SQLExpr where;
public SQLExpr getLike() {
return like;
}
public void setLike(SQLExpr like) {
this.like = like;
}
public SQLExpr getWhere() {
return where;
}
public void setWhere(SQLExpr where) {
this.where = where;
}
public void accept0(MySqlASTVisitor visitor) {
if (visitor.visit(this)) {
acceptChild(visitor, database);
acceptChild(visitor, like);
acceptChild(visitor, where);
}
visitor.endVisit(this);
}
public SQLExpr getDatabase() {
return database;
}
public void setDatabase(SQLExpr database) {
this.database = database;
}
}
src/main/java/com/alibaba/druid/sql/dialect/mysql/parser/MySqlStatementParser.java
+23
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@@ -82,6 +82,7 @@ import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowIndexesStateme
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowKeysStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowMasterLogsStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowMasterStatusStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowOpenTablesStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowStatusStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowTablesStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowWarningsStatement;
@@ -798,6 +799,28 @@ public class MySqlStatementParser extends SQLStatementParser {
return stmt;
}
if (identifierEquals("OPEN")) {
lexer.nextToken();
acceptIdentifier("TABLES");
MySqlShowOpenTablesStatement stmt = new MySqlShowOpenTablesStatement();
if (lexer.token() == Token.FROM || lexer.token() == Token.IN) {
lexer.nextToken();
stmt.setDatabase(this.exprParser.name());
}
if (lexer.token() == Token.LIKE) {
lexer.nextToken();
stmt.setLike(this.exprParser.expr());
}
if (lexer.token() == Token.WHERE) {
lexer.nextToken();
stmt.setWhere(this.exprParser.expr());
}
return stmt;
}
throw new ParserException("TODO " + lexer.stringVal());
}
src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/MySqlASTVisitor.java
+5
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@@ -73,6 +73,7 @@ import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowIndexesStateme
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowKeysStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowMasterLogsStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowMasterStatusStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowOpenTablesStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowStatusStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowTablesStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowWarningsStatement;
@@ -346,4 +347,8 @@ public interface MySqlASTVisitor extends SQLASTVisitor {
boolean visit(MySqlShowMasterStatusStatement x);
void endVisit(MySqlShowMasterStatusStatement x);
boolean visit(MySqlShowOpenTablesStatement x);
void endVisit(MySqlShowOpenTablesStatement x);
}
src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/MySqlASTVisitorAdapter.java
+11
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@@ -60,6 +60,7 @@ import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowIndexesStateme
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowKeysStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowMasterLogsStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowMasterStatusStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowOpenTablesStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowStatusStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowTablesStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowWarningsStatement;
@@ -750,4 +751,14 @@ public class MySqlASTVisitorAdapter extends SQLASTVisitorAdapter implements
public void endVisit(MySqlShowMasterStatusStatement x) {
}
@Override
public boolean visit(MySqlShowOpenTablesStatement x) {
return true;
}
@Override
public void endVisit(MySqlShowOpenTablesStatement x) {
}
}
src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/MySqlOutputVisitor.java
+28
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@@ -92,6 +92,7 @@ import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowIndexesStateme
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowKeysStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowMasterLogsStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowMasterStatusStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowOpenTablesStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowStatusStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowTablesStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowWarningsStatement;
@@ -1877,4 +1878,31 @@ public class MySqlOutputVisitor extends SQLASTOutputVisitor implements MySqlASTV
public void endVisit(MySqlShowMasterStatusStatement x) {
}
@Override
public boolean visit(MySqlShowOpenTablesStatement x) {
print("SHOW OPEN TABLES");
if (x.getDatabase() != null) {
print(" FROM ");
x.getDatabase().accept(this);
}
if (x.getLike() != null) {
print(" LIKE ");
x.getLike().accept(this);
}
if (x.getWhere() != null) {
print(" WHERE ");
x.getWhere().accept(this);
}
return false;
}
@Override
public void endVisit(MySqlShowOpenTablesStatement x) {
}
}
src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/MySqlSchemaStatVisitor.java
+11
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@@ -69,6 +69,7 @@ import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowIndexesStateme
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowKeysStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowMasterLogsStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowMasterStatusStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowOpenTablesStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowStatusStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowTablesStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowWarningsStatement;
@@ -813,4 +814,14 @@ public class MySqlSchemaStatVisitor extends SchemaStatVisitor implements MySqlAS
public void endVisit(MySqlShowMasterStatusStatement x) {
}
@Override
public boolean visit(MySqlShowOpenTablesStatement x) {
return false;
}
@Override
public void endVisit(MySqlShowOpenTablesStatement x) {
}
}