本文整理了Java中org.apache.openjpa.kernel.QueryImpl.getAlias方法的一些代码示例，展示了QueryImpl.getAlias的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。QueryImpl.getAlias方法的具体详情如下：
包路径：org.apache.openjpa.kernel.QueryImpl
类名称：QueryImpl
方法名：getAlias

QueryImpl.getAlias介绍

暂无

代码示例

代码示例来源：origin: org.apache.openjpa/com.springsource.org.apache.openjpa

/**
 * Return a result packer for this projection, or null.
 */
private ResultPacker getResultPacker(StoreQuery q, StoreQuery.Executor ex) {
  if (_packer != null)
    return _packer;
  Class resultClass = (_resultClass != null) ? _resultClass
    : ex.getResultClass(q);
  if (resultClass == null)
    return null;
  String[] aliases = ex.getProjectionAliases(q);
  if (aliases.length == 0) {
    // result class but no result; means candidate is being set
    // into some result class
    _packer = new ResultPacker(_class, getAlias(), resultClass);
  } else if (resultClass != null) {
    // projection
    Class[] types = ex.getProjectionTypes(q);
    _packer = new ResultPacker(types, aliases, resultClass);
  }
  return _packer;
}

代码示例来源：origin: org.apache.openjpa/openjpa-kernel

/**
 * Return a result packer for this projection, or null.
 */
private ResultPacker getResultPacker(StoreQuery q, StoreQuery.Executor ex) {
  if (_packer != null)
    return _packer;
  Class<?> resultClass = (_resultClass != null) ? _resultClass
    : ex.getResultClass(q);
  if (resultClass == null)
    return null;
  String[] aliases = ex.getProjectionAliases(q);
  ResultShape<?> shape = ex.getResultShape(q);
  if (shape != null) { // using JPA2.0 style result shape for packing
    if (aliases.length == 0) {
      _packer = new ResultShapePacker(new Class[]{_class}, new String[]{""}, resultClass, shape);
    } else {
      _packer = new ResultShapePacker(ex.getProjectionTypes(q), aliases, resultClass, shape);
    }
  } else {
    if (aliases.length == 0) {
      // result class but no result; means candidate is being set
      // into some result class
      _packer = new ResultPacker(_class, getAlias(), resultClass);
    } else if (resultClass != null) { // projection
      Class<?>[] types = ex.getProjectionTypes(q);
      _packer = new ResultPacker(types, aliases, resultClass);
    }
  }
  return _packer;
}

代码示例来源：origin: org.apache.openjpa/openjpa-all

/**
 * Return a result packer for this projection, or null.
 */
private ResultPacker getResultPacker(StoreQuery q, StoreQuery.Executor ex) {
  if (_packer != null)
    return _packer;
  Class<?> resultClass = (_resultClass != null) ? _resultClass
    : ex.getResultClass(q);
  if (resultClass == null)
    return null;
  String[] aliases = ex.getProjectionAliases(q);
  ResultShape<?> shape = ex.getResultShape(q);
  if (shape != null) { // using JPA2.0 style result shape for packing
    if (aliases.length == 0) {
      _packer = new ResultShapePacker(new Class[]{_class}, new String[]{""}, resultClass, shape);
    } else {
      _packer = new ResultShapePacker(ex.getProjectionTypes(q), aliases, resultClass, shape);
    }
  } else {
    if (aliases.length == 0) {
      // result class but no result; means candidate is being set
      // into some result class
      _packer = new ResultPacker(_class, getAlias(), resultClass);
    } else if (resultClass != null) { // projection
      Class<?>[] types = ex.getProjectionTypes(q);
      _packer = new ResultPacker(types, aliases, resultClass);
    }
  }
  return _packer;
}

代码示例来源：origin: org.apache.openejb.patch/openjpa-kernel

/**
 * Return a result packer for this projection, or null.
 */
private ResultPacker getResultPacker(StoreQuery q, StoreQuery.Executor ex) {
  if (_packer != null)
    return _packer;
  Class<?> resultClass = (_resultClass != null) ? _resultClass
    : ex.getResultClass(q);
  if (resultClass == null)
    return null;
  String[] aliases = ex.getProjectionAliases(q);
  ResultShape<?> shape = ex.getResultShape(q);
  if (shape != null) { // using JPA2.0 style result shape for packing
    if (aliases.length == 0) {
      _packer = new ResultShapePacker(new Class[]{_class}, new String[]{""}, resultClass, shape);
    } else {
      _packer = new ResultShapePacker(ex.getProjectionTypes(q), aliases, resultClass, shape);
    }
  } else {
    if (aliases.length == 0) {
      // result class but no result; means candidate is being set
      // into some result class
      _packer = new ResultPacker(_class, getAlias(), resultClass);
    } else if (resultClass != null) { // projection
      Class<?>[] types = ex.getProjectionTypes(q);
      _packer = new ResultPacker(types, aliases, resultClass);
    }
  }
  return _packer;
}

代码示例来源：origin: org.apache.openejb.patch/openjpa

/**
 * Return a result packer for this projection, or null.
 */
private ResultPacker getResultPacker(StoreQuery q, StoreQuery.Executor ex) {
  if (_packer != null)
    return _packer;
  Class<?> resultClass = (_resultClass != null) ? _resultClass
    : ex.getResultClass(q);
  if (resultClass == null)
    return null;
  String[] aliases = ex.getProjectionAliases(q);
  ResultShape<?> shape = ex.getResultShape(q);
  if (shape != null) { // using JPA2.0 style result shape for packing
    if (aliases.length == 0) {
      _packer = new ResultShapePacker(new Class[]{_class}, new String[]{""}, resultClass, shape);
    } else {
      _packer = new ResultShapePacker(ex.getProjectionTypes(q), aliases, resultClass, shape);
    }
  } else {
    if (aliases.length == 0) {
      // result class but no result; means candidate is being set
      // into some result class
      _packer = new ResultPacker(_class, getAlias(), resultClass);
    } else if (resultClass != null) { // projection
      Class<?>[] types = ex.getProjectionTypes(q);
      _packer = new ResultPacker(types, aliases, resultClass);
    }
  }
  return _packer;
}