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Code Issues Releases Wiki Activity

improve sql parser

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This commit is contained in:
wenshao
2013-08-06 23:52:07 +08:00
parent 072f5ed951
commit ca12cb6f5a
20 changed files with 515 additions and 32 deletions
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src/main/java/com/alibaba/druid/sql/visitor/SQLASTOutputVisitor.java
+40
View File
@@ -94,6 +94,8 @@ import com.alibaba.druid.sql.ast.statement.SQLCommentStatement;
import com.alibaba.druid.sql.ast.statement.SQLCreateDatabaseStatement;
import com.alibaba.druid.sql.ast.statement.SQLCreateIndexStatement;
import com.alibaba.druid.sql.ast.statement.SQLCreateTableStatement;
import com.alibaba.druid.sql.ast.statement.SQLCreateTriggerStatement;
import com.alibaba.druid.sql.ast.statement.SQLCreateTriggerStatement.TriggerEvent;
import com.alibaba.druid.sql.ast.statement.SQLDeleteStatement;
import com.alibaba.druid.sql.ast.statement.SQLDropDatabaseStatement;
import com.alibaba.druid.sql.ast.statement.SQLDropIndexStatement;
@@ -109,6 +111,7 @@ import com.alibaba.druid.sql.ast.statement.SQLForeignKeyConstraint;
import com.alibaba.druid.sql.ast.statement.SQLForeignKeyImpl;
import com.alibaba.druid.sql.ast.statement.SQLGrantStatement;
import com.alibaba.druid.sql.ast.statement.SQLInsertStatement;
import com.alibaba.druid.sql.ast.statement.SQLCreateTriggerStatement.TriggerType;
import com.alibaba.druid.sql.ast.statement.SQLInsertStatement.ValuesClause;
import com.alibaba.druid.sql.ast.statement.SQLJoinTableSource;
import com.alibaba.druid.sql.ast.statement.SQLJoinTableSource.JoinType;
@@ -1825,4 +1828,41 @@ public class SQLASTOutputVisitor extends SQLASTVisitorAdapter implements Printab
x.getConstraint().accept(this);
return false;
}
public boolean visit(SQLCreateTriggerStatement x) {
print("CREATE ");
if (x.isOrReplace()) {
print("OR REPLEACE ");
}
print("TRIGGER ");
x.getName().accept(this);
incrementIndent();
println();
if (TriggerType.INSTEAD_OF.equals(x.getTriggerType())) {
print("INSTEAD OF");
} else {
print(x.getTriggerType().name());
}
for (TriggerEvent event : x.getTriggerEvents()) {
print(' ');
print(event.name());
}
println();
print("ON ");
x.getOn().accept(this);
if (x.isForEachRow()) {
println();
print("FOR EACH ROW");
}
decrementIndent();
println();
x.getBody().accept(this);
return false;
}
}
src/main/java/com/alibaba/druid/sql/visitor/SQLASTVisitor.java
+5
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@@ -77,6 +77,7 @@ import com.alibaba.druid.sql.ast.statement.SQLCommentStatement;
import com.alibaba.druid.sql.ast.statement.SQLCreateDatabaseStatement;
import com.alibaba.druid.sql.ast.statement.SQLCreateIndexStatement;
import com.alibaba.druid.sql.ast.statement.SQLCreateTableStatement;
import com.alibaba.druid.sql.ast.statement.SQLCreateTriggerStatement;
import com.alibaba.druid.sql.ast.statement.SQLCreateViewStatement;
import com.alibaba.druid.sql.ast.statement.SQLDeleteStatement;
import com.alibaba.druid.sql.ast.statement.SQLDropDatabaseStatement;
@@ -514,4 +515,8 @@ public interface SQLASTVisitor {
void endVisit(SQLAlterTableAddConstraint x);
boolean visit(SQLAlterTableAddConstraint x);
void endVisit(SQLCreateTriggerStatement x);
boolean visit(SQLCreateTriggerStatement x);
}
src/main/java/com/alibaba/druid/sql/visitor/SQLASTVisitorAdapter.java
+11
View File
@@ -78,6 +78,7 @@ import com.alibaba.druid.sql.ast.statement.SQLCommentStatement;
import com.alibaba.druid.sql.ast.statement.SQLCreateDatabaseStatement;
import com.alibaba.druid.sql.ast.statement.SQLCreateIndexStatement;
import com.alibaba.druid.sql.ast.statement.SQLCreateTableStatement;
import com.alibaba.druid.sql.ast.statement.SQLCreateTriggerStatement;
import com.alibaba.druid.sql.ast.statement.SQLCreateViewStatement;
import com.alibaba.druid.sql.ast.statement.SQLDeleteStatement;
import com.alibaba.druid.sql.ast.statement.SQLDropDatabaseStatement;
@@ -997,4 +998,14 @@ public class SQLASTVisitorAdapter implements SQLASTVisitor {
public boolean visit(SQLAlterTableAddConstraint x) {
return true;
}
@Override
public void endVisit(SQLCreateTriggerStatement x) {
}
@Override
public boolean visit(SQLCreateTriggerStatement x) {
return true;
}
}
src/main/java/com/alibaba/druid/sql/visitor/SchemaStatVisitor.java
+5
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@@ -52,6 +52,7 @@ import com.alibaba.druid.sql.ast.statement.SQLColumnDefinition;
import com.alibaba.druid.sql.ast.statement.SQLCommentStatement;
import com.alibaba.druid.sql.ast.statement.SQLCreateIndexStatement;
import com.alibaba.druid.sql.ast.statement.SQLCreateTableStatement;
import com.alibaba.druid.sql.ast.statement.SQLCreateTriggerStatement;
import com.alibaba.druid.sql.ast.statement.SQLCreateViewStatement;
import com.alibaba.druid.sql.ast.statement.SQLDeleteStatement;
import com.alibaba.druid.sql.ast.statement.SQLDropDatabaseStatement;
@@ -1287,4 +1288,8 @@ public class SchemaStatVisitor extends SQLASTVisitorAdapter {
x.getExpr().accept(this);
return false;
}
public boolean visit(SQLCreateTriggerStatement x) {
return false;
}
}