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add mapping support

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温少
2012-03-13 17:43:14 +08:00
parent e201b09d72 28c99426fd
commit fdea9fd669
8 changed files with 125 additions and 9 deletions
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src/main/java/com/alibaba/druid/mapping/MappingEngine.java
+45 -1
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@@ -5,7 +5,11 @@ import java.util.LinkedHashMap;
import com.alibaba.druid.mapping.spi.MappingProvider;
import com.alibaba.druid.mapping.spi.MappingVisitor;
import com.alibaba.druid.mapping.spi.MySqlMappingProvider;
import com.alibaba.druid.sql.ast.SQLObject;
import com.alibaba.druid.sql.ast.statement.SQLDeleteStatement;
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.visitor.SQLASTOutputVisitor;
public class MappingEngine {
@@ -55,10 +59,50 @@ public class MappingEngine {
query.accept(this.createMappingVisitor());
return toSQL(query);
}
public SQLDeleteStatement explainToDeleteSQLObject(String sql) {
return provider.explainToDeleteSQLObject(this, sql);
}
public String explainToDeleteSQLObjectSQL(String sql) {
SQLDeleteStatement query = explainToDeleteSQLObject(sql);
query.accept(this.createMappingVisitor());
return toSQL(query);
}
public String toSQL(SQLObject sqlObject) {
StringBuilder out = new StringBuilder();
SQLASTOutputVisitor outputVisitor = createOutputVisitor(out);
query.accept(outputVisitor);
sqlObject.accept(outputVisitor);
return out.toString();
}
public SQLUpdateStatement explainToUpdateSQLObject(String sql) {
return provider.explainToUpdateSQLObject(this, sql);
}
public String explainToUpdateSQL(String sql) {
SQLUpdateStatement query = explainToUpdateSQLObject(sql);
query.accept(this.createMappingVisitor());
return toSQL(query);
}
public SQLInsertStatement explainToInsertSQLObject(String sql) {
return provider.explainToInsertSQLObject(this, sql);
}
public String explainToInsertSQL(String sql) {
SQLInsertStatement query = explainToInsertSQLObject(sql);
query.accept(this.createMappingVisitor());
return toSQL(query);
}
}