Package org.apache.ibatis.reflection

Examples of org.apache.ibatis.reflection.MetaClass

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      }
    }
  }

  private void createRowKeyForUnmappedProperties(ResultMap resultMap, ResultSet rs, CacheKey cacheKey) throws SQLException {
    final MetaClass metaType = MetaClass.forClass(resultMap.getType());
    final List<String> mappedColumnNames = new ArrayList<String>();
    final List<String> unmappedColumnNames = new ArrayList<String>();
    loadMappedAndUnmappedColumnNames(rs, resultMap, mappedColumnNames, unmappedColumnNames);
    for (String column : unmappedColumnNames) {
      if (metaType.findProperty(column) != null) {
        String value = rs.getString(column);
        if (value != null) {
          cacheKey.update(column);
          cacheKey.update(value);
        }
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  }

  private Class<?> resolveResultJavaType(Class<?> resultType, String property, Class<?> javaType) {
    if (javaType == null && property != null) {
      try {
        MetaClass metaResultType = MetaClass.forClass(resultType);
        javaType = metaResultType.getSetterType(property);
      } catch (Exception e) {
        //ignore, following null check statement will deal with the situation
      }
    }
    if (javaType == null) {
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      if (JdbcType.CURSOR.equals(jdbcType)) {
        javaType = java.sql.ResultSet.class;
      } else if (Map.class.isAssignableFrom(resultType)) {
        javaType = Object.class;
      } else {
        MetaClass metaResultType = MetaClass.forClass(resultType);
        javaType = metaResultType.getGetterType(property);
      }
    }
    if (javaType == null) {
      javaType = Object.class;
    }
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      } else if (typeHandlerRegistry.hasTypeHandler(parameterType)) {
        propertyType = parameterType;
      } else if (JdbcType.CURSOR.name().equals(propertiesMap.get("jdbcType"))) {
        propertyType = java.sql.ResultSet.class;
      } else if (property != null) {
        MetaClass metaClass = MetaClass.forClass(parameterType);
        if (metaClass.hasGetter(property)) {
          propertyType = metaClass.getGetterType(property);
        } else {
          propertyType = Object.class;
        }
      } else {
        propertyType = Object.class;
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  }

  private Class<?> resolveResultJavaType(Class<?> resultType, String property, Class<?> javaType) {
    if (javaType == null && property != null) {
      try {
        MetaClass metaResultType = MetaClass.forClass(resultType);
        javaType = metaResultType.getSetterType(property);
      } catch (Exception e) {
        //ignore, following null check statement will deal with the situation
      }
    }
    if (javaType == null) {
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      if (JdbcType.CURSOR.equals(jdbcType)) {
        javaType = java.sql.ResultSet.class;
      } else if (Map.class.isAssignableFrom(resultType)) {
        javaType = Object.class;
      } else {
        MetaClass metaResultType = MetaClass.forClass(resultType);
        javaType = metaResultType.getGetterType(property);
      }
    }
    if (javaType == null) {
      javaType = Object.class;
    }
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  }

  private Object createResultObject(ResultSetWrapper rsw, ResultMap resultMap, List<Class<?>> constructorArgTypes, List<Object> constructorArgs, String columnPrefix)
      throws SQLException {
    final Class<?> resultType = resultMap.getType();
    final MetaClass metaType = MetaClass.forClass(resultType);
    final List<ResultMapping> constructorMappings = resultMap.getConstructorResultMappings();
    if (typeHandlerRegistry.hasTypeHandler(resultType)) {
      return createPrimitiveResultObject(rsw, resultMap, columnPrefix);
    } else if (!constructorMappings.isEmpty()) {
      return createParameterizedResultObject(rsw, resultType, constructorMappings, constructorArgTypes, constructorArgs, columnPrefix);
    } else if (resultType.isInterface() || metaType.hasDefaultConstructor()) {
      return objectFactory.create(resultType);
    } else if (shouldApplyAutomaticMappings(resultMap, false)) {
      return createByConstructorSignature(rsw, resultType, constructorArgTypes, constructorArgs, columnPrefix);
    }
    throw new ExecutorException("Do not know how to create an instance of " + resultType);
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      }
    }
  }

  private void createRowKeyForUnmappedProperties(ResultMap resultMap, ResultSetWrapper rsw, CacheKey cacheKey, String columnPrefix) throws SQLException {
    final MetaClass metaType = MetaClass.forClass(resultMap.getType());
    List<String> unmappedColumnNames = rsw.getUnmappedColumnNames(resultMap, columnPrefix);
    for (String column : unmappedColumnNames) {
      String property = column;
      if (columnPrefix != null && !columnPrefix.isEmpty()) {
        // When columnPrefix is specified, ignore columns without the prefix.
        if (column.toUpperCase(Locale.ENGLISH).startsWith(columnPrefix)) {
          property = column.substring(columnPrefix.length());
        } else {
          continue;
        }
      }
      if (metaType.findProperty(property, configuration.isMapUnderscoreToCamelCase()) != null) {
        String value = rsw.getResultSet().getString(column);
        if (value != null) {
          cacheKey.update(column);
          cacheKey.update(value);
        }
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      if (typeHandlerRegistry.hasTypeHandler(parameterType)) {
        propertyType = parameterType;
      } else if (JdbcType.CURSOR.name().equals(jdbcType)) {
        propertyType = java.sql.ResultSet.class;
      } else if (property != null) {
        MetaClass metaClass = MetaClass.forClass(parameterType);
        if (metaClass.hasGetter(property)) {
          propertyType = metaClass.getGetterType(property);
        } else {
          propertyType = Object.class;
        }
      } else {
        propertyType = Object.class;
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  private void settingsElement(XNode context) throws Exception {
    if (context != null) {
      Properties props = context.getChildrenAsProperties();
      // Check that all settings are known to the configuration class
      MetaClass metaConfig = MetaClass.forClass(Configuration.class);
      for (Object key : props.keySet()) {
        if (!metaConfig.hasSetter(String.valueOf(key))) {
          throw new BuilderException("The setting " + key + " is not known.  Make sure you spelled it correctly (case sensitive).");
        }
      }
      configuration.setAutoMappingBehavior(AutoMappingBehavior.valueOf(props.getProperty("autoMappingBehavior", "PARTIAL")));
      configuration.setCacheEnabled(booleanValueOf(props.getProperty("cacheEnabled"), true));
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Related Classes of org.apache.ibatis.reflection.MetaClass

  • com.ibatis.sqlmap.engine.builder.XmlSqlMapParser
  • org.apache.ibatis.builder.MapperBuilderAssistant
  • org.apache.ibatis.builder.SqlSourceBuilder$ParameterMappingTokenHandler
  • org.apache.ibatis.builder.xml.XMLConfigBuilder
  • org.apache.ibatis.executor.resultset.DefaultResultSetHandler
  • org.apache.ibatis.executor.resultset.NestedResultSetHandler
  • org.apache.ibatis.reflection.invoker.Invoker
  • org.apache.ibatis.reflection.property.PropertyTokenizer
  • org.apache.ibatis.submitted.language.VelocitySqlSourceBuilder$ParameterMappingTokenHandler
  • java.lang.reflect.Method
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