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Code Issues Releases Wiki Activity

refactor

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This commit is contained in:
温少
2012-03-17 15:10:52 +08:00
parent 2254bcfeb5
commit 204d94d6f4
24 changed files with 243 additions and 277 deletions
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src/main/java/com/alibaba/druid/sql/dialect/mysql/ast/statement/MySqlSelectQueryBlock.java
+13 -28
View File
@@ -22,7 +22,6 @@ import com.alibaba.druid.sql.ast.SQLExpr;
import com.alibaba.druid.sql.ast.SQLName;
import com.alibaba.druid.sql.ast.SQLObjectImpl;
import com.alibaba.druid.sql.ast.SQLOrderBy;
import com.alibaba.druid.sql.ast.statement.SQLExprTableSource;
import com.alibaba.druid.sql.ast.statement.SQLSelectQueryBlock;
import com.alibaba.druid.sql.dialect.mysql.visitor.MySqlASTVisitor;
import com.alibaba.druid.sql.visitor.SQLASTVisitor;
@@ -30,43 +29,29 @@ import com.alibaba.druid.sql.visitor.SQLASTVisitor;
@SuppressWarnings("serial")
public class MySqlSelectQueryBlock extends SQLSelectQueryBlock {
private boolean hignPriority;
private boolean straightJoin;
private boolean hignPriority;
private boolean straightJoin;
private boolean smallResult;
private boolean bigResult;
private boolean bufferResult;
private Boolean cache;
private boolean calcFoundRows;
private boolean smallResult;
private boolean bigResult;
private boolean bufferResult;
private Boolean cache;
private boolean calcFoundRows;
private SQLOrderBy orderBy;
private SQLOrderBy orderBy;
private Limit limit;
private Limit limit;
private SQLName procedureName;
private List<SQLExpr> procedureArgumentList = new ArrayList<SQLExpr>();
private SQLName procedureName;
private List<SQLExpr> procedureArgumentList = new ArrayList<SQLExpr>();
private SQLExprTableSource into;
private boolean forUpdate = false;
private boolean lockInShareMode = false;
private boolean forUpdate = false;
private boolean lockInShareMode = false;
public MySqlSelectQueryBlock(){
}
public SQLExprTableSource getInto() {
return into;
}
public void setInto(SQLExpr into) {
this.into = new SQLExprTableSource(into);
}
public void setInto(SQLExprTableSource into) {
this.into = into;
}
public boolean isForUpdate() {
return forUpdate;
}
src/main/java/com/alibaba/druid/sql/dialect/mysql/parser/MySqlSelectParser.java
+44 -38
View File
@@ -111,53 +111,58 @@ public class MySqlSelectParser extends SQLSelectParser {
if (lexer.token() == (Token.INTO)) {
lexer.nextToken();
acceptIdentifier("OUTFILE");
MySqlOutFileExpr outFile = new MySqlOutFileExpr();
outFile.setFile(expr());
queryBlock.setInto(outFile);
if (identifierEquals("FIELDS") || identifierEquals("COLUMNS")) {
if (identifierEquals("OUTFILE")) {
lexer.nextToken();
if (identifierEquals("TERMINATED")) {
lexer.nextToken();
accept(Token.BY);
}
outFile.setColumnsTerminatedBy((SQLLiteralExpr) expr());
MySqlOutFileExpr outFile = new MySqlOutFileExpr();
outFile.setFile(expr());
if (identifierEquals("OPTIONALLY")) {
queryBlock.setInto(outFile);
if (identifierEquals("FIELDS") || identifierEquals("COLUMNS")) {
lexer.nextToken();
outFile.setColumnsEnclosedOptionally(true);
if (identifierEquals("TERMINATED")) {
lexer.nextToken();
accept(Token.BY);
}
outFile.setColumnsTerminatedBy((SQLLiteralExpr) expr());
if (identifierEquals("OPTIONALLY")) {
lexer.nextToken();
outFile.setColumnsEnclosedOptionally(true);
}
if (identifierEquals("ENCLOSED")) {
lexer.nextToken();
accept(Token.BY);
outFile.setColumnsEnclosedBy((SQLLiteralExpr) expr());
}
if (identifierEquals("ESCAPED")) {
lexer.nextToken();
accept(Token.BY);
outFile.setColumnsEscaped((SQLLiteralExpr) expr());
}
}
if (identifierEquals("ENCLOSED")) {
if (identifierEquals("LINES")) {
lexer.nextToken();
accept(Token.BY);
outFile.setColumnsEnclosedBy((SQLLiteralExpr) expr());
}
if (identifierEquals("ESCAPED")) {
lexer.nextToken();
accept(Token.BY);
outFile.setColumnsEscaped((SQLLiteralExpr) expr());
}
}
if (identifierEquals("LINES")) {
lexer.nextToken();
if (identifierEquals("STARTING")) {
lexer.nextToken();
accept(Token.BY);
outFile.setLinesStartingBy((SQLLiteralExpr) expr());
} else {
identifierEquals("TERMINATED");
lexer.nextToken();
accept(Token.BY);
outFile.setLinesTerminatedBy((SQLLiteralExpr) expr());
if (identifierEquals("STARTING")) {
lexer.nextToken();
accept(Token.BY);
outFile.setLinesStartingBy((SQLLiteralExpr) expr());
} else {
identifierEquals("TERMINATED");
lexer.nextToken();
accept(Token.BY);
outFile.setLinesTerminatedBy((SQLLiteralExpr) expr());
}
}
} else {
queryBlock.setInto(this.createExprParser().name());
}
}
}
@@ -198,7 +203,8 @@ public class MySqlSelectParser extends SQLSelectParser {
if (lexer.token() == Token.INTO) {
lexer.nextToken();
throw new ParserException("TODO");
SQLExpr expr = this.createExprParser().name();
queryBlock.setInto(expr);
}
if (lexer.token() == Token.FOR) {