Java AutoBean.setTag方法代码示例

import com.google.web.bindery.autobean.shared.AutoBean; //导入方法依赖的package包/类
/**
 * Take ownership of a proxy instance and make it editable.
 */
public <T extends BaseProxy> T editProxy(final T object) {
  AutoBean<T> bean = this.checkStreamsNotCrossed(object);
  this.checkLocked();

  @SuppressWarnings("unchecked")
  final AutoBean<T> previouslySeen =
      (AutoBean<T>) this.state.editedProxies.get(BaseProxyCategory.stableId(bean));
  if (previouslySeen != null && !previouslySeen.isFrozen()) {
    /*
     * If we've seen the object before, it might be because it was passed in as a method argument.
     * This does not guarantee its mutability, so check that here before returning the cached
     * object.
     */
    return previouslySeen.as();
  }

  // Create editable copies
  final AutoBean<T> parent = bean;
  bean = this.cloneBeanAndCollections(bean);
  bean.setTag(Constants.PARENT_OBJECT, parent);
  return bean.as();
}
 

import com.google.web.bindery.autobean.shared.AutoBean; //导入方法依赖的package包/类
/**
 * Creates a new proxy with an assigned ID.
 *
 * @param clazz The proxy type
 * @param id The id to be assigned to the new proxy
 * @param useAppendedContexts if {@code true} use the AutoBeanFactory types associated with any
 *        contexts that have been passed into {@link #append(RequestContext)}. If {@code false},
 *        this method will only create proxy types reachable from the implemented RequestContext
 *        interface.
 * @throws IllegalArgumentException if the requested proxy type cannot be created
 */
protected <T extends BaseProxy> AutoBean<T> createProxy(final Class<T> clazz,
    final SimpleProxyId<T> id, final boolean useAppendedContexts) {
  AutoBean<T> created = null;
  if (useAppendedContexts) {
    for (final AbstractRequestContext ctx : this.state.appendedContexts) {
      created = ctx.getAutoBeanFactory().create(clazz);
      if (created != null) {
        break;
      }
    }
  } else {
    created = this.getAutoBeanFactory().create(clazz);
  }
  if (created != null) {
    created.setTag(STABLE_ID, id);
    return created;
  }
  throw new IllegalArgumentException("Unknown proxy type " + clazz.getName());
}
 

import com.google.web.bindery.autobean.shared.AutoBean; //导入方法依赖的package包/类
/**
 * Make an EntityProxy immutable.
 */
private void makeImmutable(final AutoBean<? extends BaseProxy> toMutate) {
  // Always diff'ed against itself, producing a no-op
  toMutate.setTag(Constants.PARENT_OBJECT, toMutate);
  // Act with entity-identity semantics
  toMutate.setTag(REQUEST_CONTEXT_STATE, null);
  toMutate.setFrozen(true);
}
 

import com.google.web.bindery.autobean.shared.AutoBean; //导入方法依赖的package包/类
/**
 * Make the EnityProxy bean edited and owned by this RequestContext.
 */
private <T extends BaseProxy> T takeOwnership(final AutoBean<T> bean) {
  this.state.editedProxies.put(stableId(bean), bean);
  bean.setTag(REQUEST_CONTEXT_STATE, this.state);
  return bean.as();
}