com.opensymphony.xwork2.util.ValueStack.getRoot()方法的使用及代码示例

x33g5p2x  于2022-02-01 转载在 其他  
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本文整理了Java中com.opensymphony.xwork2.util.ValueStack.getRoot()方法的一些代码示例，展示了ValueStack.getRoot()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。ValueStack.getRoot()方法的具体详情如下：
包路径：com.opensymphony.xwork2.util.ValueStack
类名称：ValueStack
方法名：getRoot

ValueStack.getRoot介绍

[英]Get the CompoundRoot which holds the objects pushed onto the stack
[中]获取CompoundRoot，它保存推送到堆栈上的对象

代码示例

代码示例来源：origin: stackoverflow.com

@Override
public String intercept(ActionInvocation ai) throws Exception {

  ValueStack stack=ai.getStack(); 
  Iterator it =  stack.getRoot().iterator();
  while( it.hasNext() )
  {
    Object objecto = it.next();
    //LoginUsuario is my action class
    if( objecto instanceof LoginUsuario )
    {
      LoginUsuario usuario = (LoginUsuario)objecto;
      usuario.setUsername( usuario.getUsername().toUpperCase() );
      usuario.setPassword( usuario.getPassword().toUpperCase() );
    }
  }
  return ai.invoke();
}

代码示例来源：origin: org.apache.struts.xwork/xwork-core

protected OgnlValueStack(ValueStack vs, XWorkConverter xworkConverter, CompoundRootAccessor accessor, boolean allowStaticAccess) {
  setRoot(xworkConverter, accessor, new CompoundRoot(vs.getRoot()), allowStaticAccess);
}

代码示例来源：origin: com.github.hazendaz/displaytag

/**
 * @see LocaleResolver#resolveLocale(PageContext)
 */
@Override
public Locale resolveLocale(PageContext pageContext)
{
  Locale result = null;
  ValueStack stack = ActionContext.getContext().getValueStack();
  Iterator<Object> iterator = stack.getRoot().iterator();
  while (iterator.hasNext())
  {
    Object o = iterator.next();
    if (o instanceof LocaleProvider)
    {
      LocaleProvider lp = (LocaleProvider) o;
      result = lp.getLocale();
      break;
    }
  }
  if (result == null)
  {
    log.debug("Missing LocalProvider actions, init locale to default");
    result = Locale.getDefault();
  }
  return result;
}

代码示例来源：origin: org.beangle.struts2/beangle-struts2-view

for (Object o : stack.getRoot()) {
 if (o instanceof TextResourceProvider) {
  tp = ((TextResourceProvider) o).getTextResource(null);

代码示例来源：origin: com.github.hazendaz/displaytag

/**
 * @see I18nResourceProvider#getResource(String, String, Tag, javax.servlet.jsp.PageContext)
 */
@Override
public String getResource(String resourceKey, String defaultValue, Tag tag, PageContext pageContext)
{
  // if resourceKey isn't defined either, use defaultValue
  String key = (resourceKey != null) ? resourceKey : defaultValue;
  String message = null;
  ValueStack stack = TagUtils.getStack(pageContext);
  Iterator<Object> iterator = stack.getRoot().iterator();
  while (iterator.hasNext())
  {
    Object o = iterator.next();
    if (o instanceof TextProvider)
    {
      TextProvider tp = (TextProvider) o;
      message = tp.getText(key, null, (String) null);
      break;
    }
  }
  // if user explicitly added a titleKey we guess this is an error
  if (message == null && resourceKey != null)
  {
    log.debug(Messages.getString("Localization.missingkey", resourceKey)); //$NON-NLS-1$
    message = UNDEFINED_KEY + resourceKey + UNDEFINED_KEY;
  }
  return message;
}

代码示例来源：origin: org.apache.struts.xwork/xwork-core

@Override
public String intercept(ActionInvocation invocation) throws Exception {
  ValueStack stack = invocation.getStack();
  CompoundRoot root = stack.getRoot();
  if (shouldCopyStack(invocation, root)) {
    copyStack(invocation, root);
  }
  return invocation.invoke();
}

代码示例来源：origin: org.nuiton/nuiton-validator

@Override
public String getMessage(Object object) {
  boolean pop = false;
  if (useSensitiveContext && !stack.getRoot().contains(c)) {
    stack.push(c);
    pop = true;
  }
  String message = super.getMessage(object);
  if (pop) {
    stack.pop();
  }
  return message;
}

代码示例来源：origin: org.nuiton.jaxx/jaxx-runtime-api

@Override
public String getMessage(Object object) {
  boolean pop = false;
  if (useSensitiveContext && !stack.getRoot().contains(c)) {
    stack.push(c);
    pop = true;
  }
  String message = super.getMessage(object);
  if (pop) {
    stack.pop();
  }
  return message;
}

代码示例来源：origin: org.entando.entando/entando-core-engine

@Override
public String intercept(ActionInvocation invocation) throws Exception {
  ValueStack stack = invocation.getStack();
  CompoundRoot root = stack.getRoot();
  if (root.size() >= this.compoundRootMinSize && isChainResult(invocation)) {
    List<CompoundRoot> list = new ArrayList<CompoundRoot>(root);
    list.remove(0);
    Collections.reverse(list);
    Map<String, Object> ctxMap = invocation.getInvocationContext().getContextMap();
    Iterator<CompoundRoot> iterator = list.iterator();
    int index = 1; // starts with 1, 0 has been removed
    while (iterator.hasNext()) {
      index = index + 1;
      Object o = iterator.next();
      if (o != null) {
        if (!(o instanceof Unchainable)) {
          reflectionProvider.copy(o, invocation.getAction(), ctxMap, excludes, includes);
        }
      } else {
        LOG.warn("compound root element at index " + index + " is null");
      }
    }
  }
  return invocation.invoke();
}

代码示例来源：origin: org.apache.struts.xwork/xwork-core

public void beforeResult(ActionInvocation invocation, String resultCode) {
    ValueStack stack = invocation.getStack();
    CompoundRoot root = stack.getRoot();
    boolean needsRefresh = true;
    Object newModel = action.getModel();
    // Check to see if the new model instance is already on the stack
    for (Object item : root) {
      if (item.equals(newModel)) {
        needsRefresh = false;
        break;
      }
    }
    // Add the new model on the stack
    if (needsRefresh) {
      // Clear off the old model instance
      if (originalModel != null) {
        root.remove(originalModel);
      }
      if (newModel != null) {
        stack.push(newModel);
      }
    }
  }
}

代码示例来源：origin: org.apache.struts/struts2-tiles-plugin

@Override
public Object evaluate(String expression, Request request) {
  try {
    HttpServletRequest httpRequest = ServletUtil.getServletRequest(request).getRequest();
    ActionContext ctx = ServletActionContext.getActionContext(httpRequest);
    if (ctx == null) {
      LOG.error("Cannot obtain HttpServletRequest from [{}]", request.getClass().getName());
      throw new ConfigurationException("There is no ActionContext for current request!");
    }
    OgnlUtil ognlUtil = ctx.getContainer().getInstance(OgnlUtil.class);
    LOG.debug("Trying evaluate expression [{}] using OgnlUtil's getValue", expression);
    Object result = ognlUtil.getValue(expression, ctx.getContextMap(), ctx.getValueStack().getRoot());
    LOG.debug("Final result of evaluating expression [{}] is: {}", expression, result);
    return result;
  } catch (OgnlException e) {
    throw new EvaluationException(e);
  }
}

代码示例来源：origin: org.onebusaway/onebusaway-presentation

@Override
public boolean end(Writer writer, String body) {
 if (_key != null) {
  ValueStack stack = getStack();
  CompoundRoot root = stack.getRoot();
  TextProvider textProvider = null;
  
  for (Object obj : root) {
   if (obj instanceof TextProvider) {
    textProvider = (TextProvider) obj;
    break;
   }
  }
  if (textProvider != null) {
   String message = textProvider.getText(_key, _arguments);
   if (message != null) {
    try {
     writer.write(message);
    } catch (IOException e) {
     LOG.error("Could not write out tag", e);
    }
   }
  }
 }
 return super.end(writer, "");
}

代码示例来源：origin: OneBusAway/onebusaway-application-modules

@Override
public boolean end(Writer writer, String body) {
 if (_key != null) {
  ValueStack stack = getStack();
  CompoundRoot root = stack.getRoot();
  TextProvider textProvider = null;
  
  for (Object obj : root) {
   if (obj instanceof TextProvider) {
    textProvider = (TextProvider) obj;
    break;
   }
  }
  if (textProvider != null) {
   String message = textProvider.getText(_key, _arguments);
   if (message != null) {
    try {
     writer.write(message);
    } catch (IOException e) {
     LOG.error("Could not write out tag", e);
    }
   }
  }
 }
 return super.end(writer, "");
}

代码示例来源：origin: org.seasar.xwork/s2xwork2

/**
 * S2ComponentMapをValueStackに追加します。
 * 
 */
public String intercept(ActionInvocation invocation) throws Exception {
  if (container == null && SingletonS2ContainerFactory.hasContainer()) {
    container = SingletonS2ContainerFactory.getContainer();
  }
  Map map = new S2ComponentMap(container.getRoot());
  ActionContext.getContext().getValueStack().getRoot().add(map);
  return invocation.invoke();
}

代码示例来源：origin: org.apache.struts.xwork/xwork-core

/**
 * Return the field value named <code>name</code> from <code>object</code>,
 * <code>object</code> should have the appropriate getter/setter.
 *
 * @param name name of the field
 * @param object to search field name on
 * @return Object as field value
 * @throws ValidationException
 */
protected Object getFieldValue(String name, Object object) throws ValidationException {
  boolean pop = false;
  if (!stack.getRoot().contains(object)) {
    stack.push(object);
    pop = true;
  }
  Object retVal = stack.findValue(name);
  if (pop) {
    stack.pop();
  }
  return retVal;
}

代码示例来源：origin: org.apache.struts/struts2-gxp-plugin

/**
 * Iterates over GXP parameters, pulls value from value stack for each
 * parameter, and appends the values to an argument list which will
 * be passed to a method on a GXP.
 *
 * @param overrides parameter map pushed onto the value stack
 *
 * @return list of arguments
 */
List getArgListFromValueStack(Map overrides) {
  ValueStack valueStack = valueStackFactory.createValueStack(ActionContext.getContext().getValueStack());
  // add default values to the bottom of the stack. if no action provides
  // a getter for a param, the default value will be used.
  valueStack.getRoot().add(this.defaultValues);
  // push override parameters onto the stack.
  if (overrides != null && !overrides.isEmpty()) {
    valueStack.push(overrides);
  }
  List args = new ArrayList(params.size());
  for (Param param : getParams()) {
    try {
      args.add(valueStack.findValue(param.getName(), param.getType()));
    } catch (Exception e) {
      throw new RuntimeException("Exception while finding '" + param.getName() + "'.", e);
    }
  }
  return args;
}

代码示例来源：origin: org.apache.struts.xwork/xwork-core

boolean pop = false;
if (!stack.getRoot().contains(object)) {
  stack.push(object);
  pop = true;

代码示例来源：origin: org.nuiton/nuiton-validator

@Override
public void validateWhenNotSkip(Object object) throws ValidationException {
  booleans = initParams(Boolean.class, booleanParams, EXTRA_BOOLEAN_PARAM_ENTRY_PATTERN);
  shorts = initParams(Short.class, shortParams, EXTRA_SHORT_PARAM_ENTRY_PATTERN);
  ints = initParams(Integer.class, intParams, EXTRA_INT_PARAM_ENTRY_PATTERN);
  longs = initParams(Long.class, longParams, EXTRA_LONG_PARAM_ENTRY_PATTERN);
  doubles = initParams(Double.class, doubleParams, EXTRA_DOUBLE_PARAM_ENTRY_PATTERN);
  strings = initParams(String.class, stringParams, EXTRA_STRING_PARAM_ENTRY_PATTERN);
  boolean pop = false;
  if (!stack.getRoot().contains(this)) {
    stack.push(this);
    pop = true;
  }
  try {
    super.validateWhenNotSkip(object);
  } finally {
    if (pop) {
      stack.pop();
    }
  }
}

代码示例来源：origin: org.nuiton.jaxx/jaxx-runtime-api

@Override
public void validate(Object object) throws ValidationException {
  booleans = initParams(Boolean.class, booleanParams, EXTRA_BOOLEAN_PARAM_ENTRY_PATTERN);
  shorts = initParams(Short.class, shortParams, EXTRA_SHORT_PARAM_ENTRY_PATTERN);
  ints = initParams(Integer.class, intParams, EXTRA_INT_PARAM_ENTRY_PATTERN);
  longs = initParams(Long.class, longParams, EXTRA_LONG_PARAM_ENTRY_PATTERN);
  doubles = initParams(Double.class, doubleParams, EXTRA_DOUBLE_PARAM_ENTRY_PATTERN);
  strings = initParams(String.class, stringParams, EXTRA_STRING_PARAM_ENTRY_PATTERN);
  boolean pop = false;
  if (!stack.getRoot().contains(this)) {
    stack.push(this);
    pop = true;
  }
  try {
    super.validate(object);
  } finally {
    if (pop) {
      stack.pop();
    }
  }
}

代码示例来源：origin: stackoverflow.com

CompoundRoot root = stack.getRoot();
Action currentAction = (Action) invocation.getAction();
if (root.size() > 1 && isValidationAware(currentAction)) {

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