Package org.apache.ibatis.reflection

Examples of org.apache.ibatis.reflection.MetaObject$NullObject

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  }

  private Cache setStandardDecorators(Cache cache) {
    try {
      if (cache.getClass().getName().startsWith("org.apache.ibatis")) {
        MetaObject metaCache = MetaObject.forObject(cache);
        if (size != null && metaCache.hasSetter("size")) {
          metaCache.setValue("size", size);
        }
        if (clearInterval != null) {
          cache = new ScheduledCache(cache);
          ((ScheduledCache) cache).setClearInterval(clearInterval);
        }
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    }
  }

  private void setCacheProperties(Cache cache) {
    if (properties != null) {
      MetaObject metaCache = MetaObject.forObject(cache);
      for (Map.Entry entry : properties.entrySet()) {
        String name = (String) entry.getKey();
        String value = (String) entry.getValue();
        if (metaCache.hasSetter(name)) {
          Class type = metaCache.getSetterType(name);
          if (String.class == type) {
            metaCache.setValue(name, value);
          } else if (int.class == type
              || Integer.class == type) {
            metaCache.setValue(name, Integer.valueOf(value));
          } else if (long.class == type
              || Long.class == type) {
            metaCache.setValue(name, Long.valueOf(value));
          } else if (short.class == type
              || Short.class == type) {
            metaCache.setValue(name, Short.valueOf(value));
          } else if (byte.class == type
              || Byte.class == type) {
            metaCache.setValue(name, Byte.valueOf(value));
          } else if (float.class == type
              || Float.class == type) {
            metaCache.setValue(name, Float.valueOf(value));
          } else if (double.class == type
              || Double.class == type) {
            metaCache.setValue(name, Double.valueOf(value));
          } else {
            throw new CacheException("Unsupported property type for cache: '" + name + "' of type " + type);
          }
        }
      }
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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();
          if (parameterObject == null) {
            value = null;
          } else if (typeHandlerRegistry.hasTypeHandler(parameterObject.getClass())) {
            value = parameterObject;
          } else if (boundSql.hasAdditionalParameter(propertyName)) {
            value = boundSql.getAdditionalParameter(propertyName);
          } 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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    if (parameterMappings.size() > 0 && parameterObject != null) {
      TypeHandlerRegistry typeHandlerRegistry = ms.getConfiguration().getTypeHandlerRegistry();
      if (typeHandlerRegistry.hasTypeHandler(parameterObject.getClass())) {
        cacheKey.update(parameterObject);
      } else {
        MetaObject metaObject = MetaObject.forObject(parameterObject);
        for (ParameterMapping parameterMapping : parameterMappings) {
          String propertyName = parameterMapping.getProperty();
          if (metaObject.hasGetter(propertyName)) {
            cacheKey.update(metaObject.getValue(propertyName));
          } else if (boundSql.hasAdditionalParameter(propertyName)) {
            cacheKey.update(boundSql.getAdditionalParameter(propertyName));
          }
        }
      }
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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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    this.dataSource = new UnpooledDataSource();
  }

  public void setProperties(Properties properties) {
    Properties driverProperties = new Properties();
    MetaObject metaDataSource = MetaObject.forObject(dataSource);
    for (Object key : properties.keySet()) {
      String propertyName = (String) key;
      if (propertyName.startsWith(DRIVER_PROPERTY_PREFIX)) {
        String value = properties.getProperty(propertyName);
        driverProperties.setProperty(propertyName.substring(DRIVER_PROPERTY_PREFIX_LENGTH), value);
      } else if (metaDataSource.hasSetter(propertyName)) {
        String value = (String) properties.get(propertyName);
        Object convertedValue = convertValue(metaDataSource, propertyName, value);
        metaDataSource.setValue(propertyName, convertedValue);
      } else {
        throw new DataSourceException("Unkown DataSource property: " + propertyName);
      }
    }
    if (driverProperties.size() > 0) {
      metaDataSource.setValue("driverProperties", driverProperties);
    }
  }
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    if (parameterMappings.size() > 0 && parameterObject != null) {
      TypeHandlerRegistry typeHandlerRegistry = ms.getConfiguration().getTypeHandlerRegistry();
      if (typeHandlerRegistry.hasTypeHandler(parameterObject.getClass())) {
        cacheKey.update(parameterObject);
      } else {
        MetaObject metaObject = MetaObject.forObject(parameterObject);
        for (ParameterMapping parameterMapping : parameterMappings) {
          String propertyName = parameterMapping.getProperty();
          if (metaObject.hasGetter(propertyName)) {
            cacheKey.update(metaObject.getValue(propertyName));
          } else if (boundSql.hasAdditionalParameter(propertyName)) {
            cacheKey.update(boundSql.getAdditionalParameter(propertyName));
          }
        }
      }
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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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