Package org.apache.ibatis.reflection

Examples of org.apache.ibatis.reflection.MetaObject

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  public DynamicContext(Object parameterObject) {
    if (parameterObject instanceof Map) {
      bindings.putAll((Map<String, Object>) parameterObject);
    } else if (parameterObject != null) {
      MetaObject metaObject = MetaObject.forObject(parameterObject);
      String[] names = metaObject.getGetterNames();
      for (String name : names) {
        bindings.put(name, metaObject.getValue(name));
      }
    }
    bindings.put("_parameter", parameterObject);
  }
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  }

  public Class getSetterType(String name) {
    PropertyTokenizer prop = new PropertyTokenizer(name);
    if (prop.hasNext()) {
      MetaObject metaValue = metaObject.metaObjectForProperty(prop.getIndexedName());
      if (metaValue == MetaObject.NULL_META_OBJECT) {
        return Object.class;
      } else {
        return metaValue.getSetterType(prop.getChildren());
      }
    } else {
      if (map.get(name) != null) {
        return map.get(name).getClass();
      } else {
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  }

  public Class getGetterType(String name) {
    PropertyTokenizer prop = new PropertyTokenizer(name);
    if (prop.hasNext()) {
      MetaObject metaValue = metaObject.metaObjectForProperty(prop.getIndexedName());
      if (metaValue == MetaObject.NULL_META_OBJECT) {
        return Object.class;
      } else {
        return metaValue.getGetterType(prop.getChildren());
      }
    } else {
      if (map.get(name) != null) {
        return map.get(name).getClass();
      } else {
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  public boolean hasGetter(String name) {
    PropertyTokenizer prop = new PropertyTokenizer(name);
    if (prop.hasNext()) {
      if (map.containsKey(prop.getIndexedName())) {
        MetaObject metaValue = metaObject.metaObjectForProperty(prop.getIndexedName());
        if (metaValue == MetaObject.NULL_META_OBJECT) {
          return map.containsKey(name);
        } else {
          return metaValue.hasGetter(prop.getChildren());
        }
      } else {
        return false;
      }
    } else {
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  // HANDLE OUTPUT PARAMETER
  //

  public void handleOutputParameters(CallableStatement cs) throws SQLException {
    final Object parameterObject = parameterHandler.getParameterObject();
    final MetaObject metaParam = MetaObject.forObject(parameterObject);
    final List<ParameterMapping> parameterMappings = boundSql.getParameterMappings();
    for (int i = 0; i < parameterMappings.size(); i++) {
      final ParameterMapping parameterMapping = parameterMappings.get(i);
      if (parameterMapping.getMode() == ParameterMode.OUT || parameterMapping.getMode() == ParameterMode.INOUT) {
        if ("java.sql.ResultSet".equalsIgnoreCase(parameterMapping.getJavaType().getName())) {
          handleRefCursorOutputParameter(cs, parameterMapping, i, metaParam);
        } else {
          metaParam.setValue(parameterMapping.getProperty(), parameterMapping.getTypeHandler().getResult(cs, i + 1));
        }
      }
    }
  }
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    final List<String> mappedColumnNames = new ArrayList<String>();
    final List<String> unmappedColumnNames = new ArrayList<String>();
    final ResultLoaderRegistry lazyLoader = instantiateResultLoaderRegistry();
    Object resultObject = createResultObject(rs, resultMap, lazyLoader);
    if (resultObject != null && !typeHandlerRegistry.hasTypeHandler(resultMap.getType())) {
      final MetaObject metaObject = MetaObject.forObject(resultObject);
      loadMappedAndUnmappedColumnNames(rs, resultMap, mappedColumnNames, unmappedColumnNames);
      boolean foundValues = resultMap.getConstructorResultMappings().size() > 0;
      foundValues = applyPropertyMappings(rs, resultMap, mappedColumnNames, metaObject, lazyLoader) || foundValues;
      foundValues = applyAutomaticMappings(rs, unmappedColumnNames, metaObject) || foundValues;
      resultObject = foundValues ? resultObject : null;
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    return typeHandler.getResult(rs, resultMapping.getColumn());
  }

  protected Object prepareCompositeKeyParameter(ResultSet rs, ResultMapping resultMapping, Class parameterType) throws SQLException {
    final Object parameterObject = instantiateParameterObject(parameterType);
    final MetaObject metaObject = MetaObject.forObject(parameterObject);
    for (ResultMapping innerResultMapping : resultMapping.getComposites()) {
      final Class propType = metaObject.getSetterType(innerResultMapping.getProperty());
      final TypeHandler typeHandler = typeHandlerRegistry.getTypeHandler(propType);
      final Object propValue = typeHandler.getResult(rs, innerResultMapping.getColumn());
      metaObject.setValue(innerResultMapping.getProperty(), propValue);
    }
    return parameterObject;
  }
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  public DynamicContext(Object parameterObject) {
    if (parameterObject instanceof Map) {
      bindings.putAll((Map<String, Object>) parameterObject);
    } else if (parameterObject != null) {
      MetaObject metaObject = MetaObject.forObject(parameterObject);
      String[] names = metaObject.getGetterNames();
      for (String name : names) {
        bindings.put(name, metaObject.getValue(name));
      }
    }
    bindings.put("_parameter", parameterObject);
  }
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  //

  protected Object getRowValue(ResultSet rs, ResultMap resultMap, CacheKey rowKey) throws SQLException {
    if (globalRowValueCache.containsKey(rowKey)) {
      final Object resultObject = globalRowValueCache.get(rowKey);
      final MetaObject metaObject = MetaObject.forObject(resultObject);
      applyNestedResultMappings(rs, resultMap, metaObject);
      return resultObject;
    } else {
      final List<String> mappedColumnNames = new ArrayList<String>();
      final List<String> unmappedColumnNames = new ArrayList<String>();
      final ResultLoaderRegistry lazyLoader = instantiateResultLoaderRegistry();
      Object resultObject = createResultObject(rs, resultMap, lazyLoader);
      if (resultObject != null && !typeHandlerRegistry.hasTypeHandler(resultMap.getType())) {
        final MetaObject metaObject = MetaObject.forObject(resultObject);
        loadMappedAndUnmappedColumnNames(rs, resultMap, mappedColumnNames, unmappedColumnNames);
        boolean foundValues = resultMap.getConstructorResultMappings().size() > 0;
        foundValues = applyPropertyMappings(rs, resultMap, mappedColumnNames, metaObject, lazyLoader) || foundValues;
        foundValues = applyAutomaticMappings(rs, unmappedColumnNames, metaObject) || foundValues;
        foundValues = applyNestedResultMappings(rs, resultMap, metaObject) || foundValues;
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  public void setParameters(PreparedStatement ps)
      throws SQLException {
    ErrorContext.instance().activity("setting parameters").object(mappedStatement.getParameterMap().getId());
    List<ParameterMapping> parameterMappings = boundSql.getParameterMappings();
    if (parameterMappings != null) {
      MetaObject metaObject = parameterObject == null ? null : MetaObject.forObject(parameterObject);
      for (int i = 0; i < parameterMappings.size(); i++) {
        ParameterMapping parameterMapping = parameterMappings.get(i);
        if (parameterMapping.getMode() != ParameterMode.OUT) {
          Object value;
          String propertyName = parameterMapping.getProperty();
          PropertyTokenizer prop = new PropertyTokenizer(propertyName);
          if (parameterObject == null) {
            value = null;
          } else if (typeHandlerRegistry.hasTypeHandler(parameterObject.getClass())) {
            value = parameterObject;
          } else if (boundSql.hasAdditionalParameter(propertyName)) {
            value = boundSql.getAdditionalParameter(propertyName);
          } else if (propertyName.startsWith(ForEachSqlNode.ITEM_PREFIX)
              && boundSql.hasAdditionalParameter(prop.getName())) {
            value = boundSql.getAdditionalParameter(prop.getName());
            if (value != null) {
              value = MetaObject.forObject(value).getValue(propertyName.substring(prop.getName().length()));
            }
          } else {
            value = metaObject == null ? null : metaObject.getValue(propertyName);
          }
          TypeHandler typeHandler = parameterMapping.getTypeHandler();
          if (typeHandler == null) {
            throw new ExecutorException("There was no TypeHandler found for parameter " + propertyName + " of statement " + mappedStatement.getId());
          }
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