package com.alibaba.druid.mapping.spi;
import java.util.List;
import com.alibaba.druid.mapping.MappingEngine;
import com.alibaba.druid.sql.ast.statement.SQLInsertStatement;
import com.alibaba.druid.sql.ast.statement.SQLSelectQueryBlock;
import com.alibaba.druid.sql.ast.statement.SQLUpdateStatement;
import com.alibaba.druid.sql.dialect.oracle.ast.stmt.OracleDeleteStatement;
import com.alibaba.druid.sql.dialect.oracle.ast.stmt.OracleSelectQueryBlock;
import com.alibaba.druid.sql.dialect.oracle.parser.OracleSelectParser;
import com.alibaba.druid.sql.dialect.oracle.parser.OracleStatementParser;
import com.alibaba.druid.sql.dialect.oracle.visitor.OracleExportParameterVisitor;
import com.alibaba.druid.sql.dialect.oracle.visitor.OracleOutputVisitor;
import com.alibaba.druid.sql.visitor.ExportParameterVisitor;
import com.alibaba.druid.sql.visitor.SQLASTOutputVisitor;
public class OracleMappingProvider implements MappingProvider {
@Override
public MappingVisitor createMappingVisitor(MappingEngine engine) {
return new OracleMappingVisitor(engine.getEntities());
}
@Override
public SQLASTOutputVisitor createOutputVisitor(MappingEngine engine, Appendable out) {
return new OracleOutputVisitor(out, false);
}
public SQLSelectQueryBlock explainToSelectSQLObject(MappingEngine engine, String sql) {
OracleSelectParser selectParser = new OracleSelectParser(sql);
OracleSelectQueryBlock query = (OracleSelectQueryBlock) selectParser.query();
return query;
}
public OracleDeleteStatement explainToDeleteSQLObject(MappingEngine engine, String sql) {
OracleStatementParser parser = new OracleStatementParser(sql);
OracleDeleteStatement stmt = parser.parseDeleteStatement();
MappingVisitorUtils.setDataSource(engine, stmt);
return stmt;
}
public SQLUpdateStatement explainToUpdateSQLObject(MappingEngine engine, String sql) {
OracleStatementParser parser = new OracleStatementParser(sql);
SQLUpdateStatement stmt = parser.parseUpdateStatement();
MappingVisitorUtils.setDataSource(engine, stmt);
return stmt;
}
public SQLInsertStatement explainToInsertSQLObject(MappingEngine engine, String sql) {
OracleStatementParser parser = new OracleStatementParser(sql);
SQLInsertStatement stmt = (SQLInsertStatement) parser.parseInsert();
MappingVisitorUtils.setDataSource(engine, stmt);
return stmt;
}
@Override
public ExportParameterVisitor createExportParameterVisitor(List<Object> parameters) {
return new OracleExportParameterVisitor(parameters);
}
}