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Code Issues Releases Wiki Activity

mysql enhance

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This commit is contained in:
温少
2012-05-15 20:15:58 +08:00
parent a53c1b3554
commit cb5fac206c
7 changed files with 142 additions and 32 deletions
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src/main/java/com/alibaba/druid/sql/dialect/mysql/ast/statement/MySqlShowCharacterSetStatement.java
+37
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@@ -0,0 +1,37 @@
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 MySqlShowCharacterSetStatement extends MySqlStatementImpl {
private static final long serialVersionUID = 1L;
private SQLExpr where;
private SQLExpr pattern;
public void accept0(MySqlASTVisitor visitor) {
if (visitor.visit(this)) {
acceptChild(visitor, where);
acceptChild(visitor, pattern);
}
visitor.endVisit(this);
}
public SQLExpr getWhere() {
return where;
}
public void setWhere(SQLExpr where) {
this.where = where;
}
public SQLExpr getPattern() {
return pattern;
}
public void setPattern(SQLExpr pattern) {
this.pattern = pattern;
}
}
src/main/java/com/alibaba/druid/sql/dialect/mysql/parser/MySqlStatementParser.java
+19
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@@ -58,6 +58,7 @@ import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlSetTransactionIsol
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowAuthorsStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowBinLogEventsStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowBinaryLogsStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowCharacterSetStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowCollationStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowColumnsStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowDatabasesStatement;
@@ -517,6 +518,24 @@ public class MySqlStatementParser extends SQLStatementParser {
return new MySqlShowMasterLogsStatement();
}
if (identifierEquals("CHARACTER")) {
lexer.nextToken();
accept(Token.SET);
MySqlShowCharacterSetStatement stmt = new MySqlShowCharacterSetStatement();
if (lexer.token() == Token.LIKE) {
lexer.nextToken();
stmt.setPattern(this.exprParser.expr());
}
if (lexer.token() == Token.WHERE) {
lexer.nextToken();
stmt.setWhere(this.exprParser.expr());
}
return stmt;
}
if (identifierEquals("COLLATION")) {
lexer.nextToken();
MySqlShowCollationStatement stmt = new MySqlShowCollationStatement();
src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/MySqlASTVisitor.java
+5
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@@ -49,6 +49,7 @@ import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlSetTransactionIsol
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowAuthorsStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowBinLogEventsStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowBinaryLogsStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowCharacterSetStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowCollationStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowColumnsStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowDatabasesStatement;
@@ -239,6 +240,10 @@ public interface MySqlASTVisitor extends SQLASTVisitor {
void endVisit(MySqlShowMasterLogsStatement x);
boolean visit(MySqlShowCharacterSetStatement x);
void endVisit(MySqlShowCharacterSetStatement x);
boolean visit(MySqlShowCollationStatement x);
void endVisit(MySqlShowCollationStatement x);
src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/MySqlASTVisitorAdapter.java
+11
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@@ -36,6 +36,7 @@ import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlSetTransactionIsol
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowAuthorsStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowBinLogEventsStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowBinaryLogsStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowCharacterSetStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowCollationStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowColumnsStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowDatabasesStatement;
@@ -531,4 +532,14 @@ public class MySqlASTVisitorAdapter extends SQLASTVisitorAdapter implements
public void endVisit(MySqlShowBinLogEventsStatement x) {
}
@Override
public boolean visit(MySqlShowCharacterSetStatement x) {
return true;
}
@Override
public void endVisit(MySqlShowCharacterSetStatement x) {
}
}
src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/MySqlOutputVisitor.java
+20
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@@ -68,6 +68,7 @@ import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlSetTransactionIsol
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowAuthorsStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowBinLogEventsStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowBinaryLogsStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowCharacterSetStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowCollationStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowColumnsStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowDatabasesStatement;
@@ -1555,4 +1556,23 @@ public class MySqlOutputVisitor extends SQLASTOutputVisitor implements MySqlASTV
public void endVisit(MySqlShowBinLogEventsStatement x) {
}
@Override
public boolean visit(MySqlShowCharacterSetStatement x) {
print("SHOW CHARACTER SET");
if (x.getPattern() != null) {
print(" LIKE ");
x.getPattern().accept(this);
}
if (x.getWhere() != null) {
print(" WHERE ");
x.getWhere().accept(this);
}
return false;
}
@Override
public void endVisit(MySqlShowCharacterSetStatement x) {
}
}
src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/MySqlSchemaStatVisitor.java
+11
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@@ -45,6 +45,7 @@ import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlSetTransactionIsol
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowAuthorsStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowBinLogEventsStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowBinaryLogsStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowCharacterSetStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowCollationStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowColumnsStatement;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlShowDatabasesStatement;
@@ -593,4 +594,14 @@ public class MySqlSchemaStatVisitor extends SchemaStatVisitor implements MySqlAS
public void endVisit(MySqlShowBinLogEventsStatement x) {
}
@Override
public boolean visit(MySqlShowCharacterSetStatement x) {
return false;
}
@Override
public void endVisit(MySqlShowCharacterSetStatement x) {
}
}