diff --git a/src/main/java/com/alibaba/druid/sql/dialect/mysql/ast/statement/MySqlShowRelayLogEventsStatement.java b/src/main/java/com/alibaba/druid/sql/dialect/mysql/ast/statement/MySqlShowRelayLogEventsStatement.java new file mode 100644 index 0000000000..a36e058655 --- /dev/null +++ b/src/main/java/com/alibaba/druid/sql/dialect/mysql/ast/statement/MySqlShowRelayLogEventsStatement.java @@ -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.ast.statement.MySqlSelectQueryBlock.Limit; +import com.alibaba.druid.sql.dialect.mysql.visitor.MySqlASTVisitor; + +public class MySqlShowRelayLogEventsStatement extends MySqlStatementImpl { + + private static final long serialVersionUID = 1L; + + private SQLExpr logName; + private SQLExpr from; + private Limit limit; + + public SQLExpr getLogName() { + return logName; + } + + public void setLogName(SQLExpr logName) { + this.logName = logName; + } + + public SQLExpr getFrom() { + return from; + } + + public void setFrom(SQLExpr from) { + this.from = from; + } + + public Limit getLimit() { + return limit; + } + + public void setLimit(Limit limit) { + this.limit = limit; + } + + public void accept0(MySqlASTVisitor visitor) { + if (visitor.visit(this)) { + acceptChild(visitor, logName); + acceptChild(visitor, from); + acceptChild(visitor, limit); + } + visitor.endVisit(this); + } +} diff --git a/src/main/java/com/alibaba/druid/sql/dialect/mysql/parser/MySqlStatementParser.java b/src/main/java/com/alibaba/druid/sql/dialect/mysql/parser/MySqlStatementParser.java index 1f11ae57a5..5cfee311b4 100644 --- a/src/main/java/com/alibaba/druid/sql/dialect/mysql/parser/MySqlStatementParser.java +++ b/src/main/java/com/alibaba/druid/sql/dialect/mysql/parser/MySqlStatementParser.java @@ -90,6 +90,7 @@ import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowProcedureStatu import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowProcessListStatement; import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowProfileStatement; import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowProfilesStatement; +import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowRelayLogEventsStatement; 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; @@ -942,6 +943,26 @@ public class MySqlStatementParser extends SQLStatementParser { return stmt; } + + if (identifierEquals("RELAYLOG")) { + lexer.nextToken(); + acceptIdentifier("EVENTS"); + MySqlShowRelayLogEventsStatement stmt = new MySqlShowRelayLogEventsStatement(); + + if (lexer.token() == Token.IN) { + lexer.nextToken(); + stmt.setLogName(this.exprParser.primary()); + } + + if (lexer.token() == Token.FROM) { + lexer.nextToken(); + stmt.setFrom(this.exprParser.primary()); + } + + stmt.setLimit(this.parseLimit()); + + return stmt; + } throw new ParserException("TODO " + lexer.stringVal()); } diff --git a/src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/MySqlASTVisitor.java b/src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/MySqlASTVisitor.java index 6df639ab08..2957c67e79 100644 --- a/src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/MySqlASTVisitor.java +++ b/src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/MySqlASTVisitor.java @@ -81,6 +81,7 @@ import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowProcedureStatu import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowProcessListStatement; import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowProfileStatement; import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowProfilesStatement; +import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowRelayLogEventsStatement; 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; @@ -386,4 +387,8 @@ public interface MySqlASTVisitor extends SQLASTVisitor { boolean visit(MySqlShowProfilesStatement x); void endVisit(MySqlShowProfilesStatement x); + + boolean visit(MySqlShowRelayLogEventsStatement x); + + void endVisit(MySqlShowRelayLogEventsStatement x); } diff --git a/src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/MySqlASTVisitorAdapter.java b/src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/MySqlASTVisitorAdapter.java index 94191b8fd0..6c22937a58 100644 --- a/src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/MySqlASTVisitorAdapter.java +++ b/src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/MySqlASTVisitorAdapter.java @@ -68,6 +68,7 @@ import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowProcedureStatu import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowProcessListStatement; import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowProfileStatement; import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowProfilesStatement; +import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowRelayLogEventsStatement; 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; @@ -838,4 +839,14 @@ public class MySqlASTVisitorAdapter extends SQLASTVisitorAdapter implements public void endVisit(MySqlShowProfilesStatement x) { } + + @Override + public boolean visit(MySqlShowRelayLogEventsStatement x) { + return true; + } + + @Override + public void endVisit(MySqlShowRelayLogEventsStatement x) { + + } } diff --git a/src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/MySqlOutputVisitor.java b/src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/MySqlOutputVisitor.java index 33e16a79c0..a54da9f84f 100644 --- a/src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/MySqlOutputVisitor.java +++ b/src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/MySqlOutputVisitor.java @@ -100,6 +100,7 @@ import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowProcedureStatu import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowProcessListStatement; import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowProfileStatement; import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowProfilesStatement; +import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowRelayLogEventsStatement; 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; @@ -2021,4 +2022,31 @@ public class MySqlOutputVisitor extends SQLASTOutputVisitor implements MySqlASTV public void endVisit(MySqlShowProfilesStatement x) { } + + @Override + public boolean visit(MySqlShowRelayLogEventsStatement x) { + print("SHOW RELAYLOG EVENTS"); + + if (x.getLogName() != null) { + print(" IN "); + x.getLogName().accept(this); + } + + if (x.getFrom() != null) { + print(" FROM "); + x.getFrom().accept(this); + } + + if (x.getLimit() != null) { + print(' '); + x.getLimit().accept(this); + } + + return false; + } + + @Override + public void endVisit(MySqlShowRelayLogEventsStatement x) { + + } } diff --git a/src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/MySqlSchemaStatVisitor.java b/src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/MySqlSchemaStatVisitor.java index 3aa5813056..f3ff51bbbb 100644 --- a/src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/MySqlSchemaStatVisitor.java +++ b/src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/MySqlSchemaStatVisitor.java @@ -77,6 +77,7 @@ import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowProcedureStatu import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowProcessListStatement; import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowProfileStatement; import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowProfilesStatement; +import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowRelayLogEventsStatement; 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; @@ -901,4 +902,14 @@ public class MySqlSchemaStatVisitor extends SchemaStatVisitor implements MySqlAS public void endVisit(MySqlShowProfilesStatement x) { } + + @Override + public boolean visit(MySqlShowRelayLogEventsStatement x) { + return false; + } + + @Override + public void endVisit(MySqlShowRelayLogEventsStatement x) { + + } } diff --git a/src/test/java/com/alibaba/druid/bvt/sql/cobar/DALParserTest.java b/src/test/java/com/alibaba/druid/bvt/sql/cobar/DALParserTest.java index a7905490ea..c026eac6f0 100755 --- a/src/test/java/com/alibaba/druid/bvt/sql/cobar/DALParserTest.java +++ b/src/test/java/com/alibaba/druid/bvt/sql/cobar/DALParserTest.java @@ -46,6 +46,7 @@ import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowProcedureStatu import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowProcessListStatement; import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowProfileStatement; import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowProfilesStatement; +import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowRelayLogEventsStatement; import com.alibaba.druid.sql.dialect.mysql.parser.MySqlStatementParser; import com.alibaba.druid.sql.parser.Token; @@ -860,6 +861,24 @@ public class DALParserTest extends TestCase { Assert.assertEquals("SHOW PROFILE ALL, BLOCK IO, CONTEXT SWITCHES, CPU, IPC, MEMORY, PAGE FAULTS, SOURCE, SWAPS FOR QUERY 2 LIMIT 2, 1", output); } + public void test_show_relayLogEvents() throws Exception { + String sql = "SHOW RELAYLOG EVENTS"; + MySqlStatementParser parser = new MySqlStatementParser(sql); + MySqlShowRelayLogEventsStatement show = (MySqlShowRelayLogEventsStatement) parser.parseStatementList().get(0); + parser.match(Token.EOF); + String output = SQLUtils.toMySqlString(show); + Assert.assertEquals("SHOW RELAYLOG EVENTS", output); + } + + public void test_show_relayLogEvents_1() throws Exception { + String sql = "SHOW RELAYLOG EVENTS IN 'x' from 3 limit 5,6"; + MySqlStatementParser parser = new MySqlStatementParser(sql); + MySqlShowRelayLogEventsStatement show = (MySqlShowRelayLogEventsStatement) parser.parseStatementList().get(0); + parser.match(Token.EOF); + String output = SQLUtils.toMySqlString(show); + Assert.assertEquals("SHOW RELAYLOG EVENTS IN 'x' FROM 3 LIMIT 5, 6", output); + } + // // public void testShow() throws Exception { //