/** Creates the action context and initializes the thread local */
public ActionContext createActionContext(
HttpServletRequest request, HttpServletResponse response) {
ActionContext ctx;
Integer counter = 1;
Integer oldCounter = (Integer) request.getAttribute(CLEANUP_RECURSION_COUNTER);
if (oldCounter != null) {
counter = oldCounter + 1;
}
ActionContext oldContext = ActionContext.getContext();
if (oldContext != null) {
// detected existing context, so we are probably in a forward
ctx = new ActionContext(new HashMap<String, Object>(oldContext.getContextMap()));
} else {
ValueStack stack =
dispatcher.getContainer().getInstance(ValueStackFactory.class).createValueStack();
stack
.getContext()
.putAll(dispatcher.createContextMap(request, response, null, servletContext));
// 利用ValueStack的context属性实例化ActionContext
ctx = new ActionContext(stack.getContext());
}
request.setAttribute(CLEANUP_RECURSION_COUNTER, counter);
ActionContext.setContext(ctx);
return ctx;
}
@Override
public String doIntercept(ActionInvocation invocation) throws Exception {
Object action = invocation.getAction();
if (!(action instanceof NoParameters)) {
ActionContext ac = invocation.getInvocationContext();
final Map<String, Object> parameters = retrieveParameters(ac);
if (LOG.isDebugEnabled()) {
LOG.debug("Setting params " + getParameterLogMap(parameters));
}
if (parameters != null) {
Map<String, Object> contextMap = ac.getContextMap();
try {
ReflectionContextState.setCreatingNullObjects(contextMap, true);
ReflectionContextState.setDenyMethodExecution(contextMap, true);
ReflectionContextState.setReportingConversionErrors(contextMap, true);
ValueStack stack = ac.getValueStack();
setParameters(action, stack, parameters);
} finally {
ReflectionContextState.setCreatingNullObjects(contextMap, false);
ReflectionContextState.setDenyMethodExecution(contextMap, false);
ReflectionContextState.setReportingConversionErrors(contextMap, false);
}
}
}
return invocation.invoke();
}
@Override
protected void setUp() throws Exception {
super.setUp();
converter = container.getInstance(XWorkConverter.class);
ac = ActionContext.getContext();
ac.setLocale(Locale.US);
context = ac.getContextMap();
}
public void testIncludeParameterInResultWithConditionParseOn() throws Exception {
ResultConfig resultConfig =
new ResultConfig.Builder("", "")
.addParam("actionName", "someActionName")
.addParam("namespace", "someNamespace")
.addParam("encode", "true")
.addParam("parse", "true")
.addParam("location", "someLocation")
.addParam("prependServletContext", "true")
.addParam("method", "someMethod")
.addParam("statusCode", "333")
.addParam("param1", "${#value1}")
.addParam("param2", "${#value2}")
.addParam("param3", "${#value3}")
.addParam("anchor", "${#fragment}")
.build();
ActionContext context = ActionContext.getContext();
ValueStack stack = context.getValueStack();
context.getContextMap().put("value1", "value 1");
context.getContextMap().put("value2", "value 2");
context.getContextMap().put("value3", "value 3");
MockHttpServletRequest req = new MockHttpServletRequest();
MockHttpServletResponse res = new MockHttpServletResponse();
context.put(ServletActionContext.HTTP_REQUEST, req);
context.put(ServletActionContext.HTTP_RESPONSE, res);
Map<String, ResultConfig> results = new HashMap<String, ResultConfig>();
results.put("myResult", resultConfig);
ActionConfig actionConfig =
new ActionConfig.Builder("", "", "").addResultConfigs(results).build();
ServletActionRedirectResult result = new ServletActionRedirectResult();
result.setActionName("myAction");
result.setNamespace("/myNamespace");
result.setParse(true);
result.setEncode(false);
result.setPrependServletContext(false);
result.setAnchor("fragment");
result.setUrlHelper(new DefaultUrlHelper());
IMocksControl control = createControl();
ActionProxy mockActionProxy = control.createMock(ActionProxy.class);
ActionInvocation mockInvocation = control.createMock(ActionInvocation.class);
expect(mockInvocation.getProxy()).andReturn(mockActionProxy);
expect(mockInvocation.getResultCode()).andReturn("myResult");
expect(mockActionProxy.getConfig()).andReturn(actionConfig);
expect(mockInvocation.getInvocationContext()).andReturn(context);
expect(mockInvocation.getStack()).andReturn(stack).anyTimes();
control.replay();
result.setActionMapper(container.getInstance(ActionMapper.class));
result.execute(mockInvocation);
assertEquals(
"/myNamespace/myAction.action?param1=value+1¶m2=value+2¶m3=value+3#fragment",
res.getRedirectedUrl());
control.verify();
}
/**
* 1. get fileComponent from action
*
* <p>2. validate fileName to see if filePrefix is allowed
*
* <p>3. validate file format with the import file template
*
* <p>4.
*
* @see
* com.pc.core.web.interceptor.AroundInterceptor#before(com.opensymphony.xwork2.ActionInvocation)
*/
public void before(ActionInvocation invocation) throws Exception {
Action action = (Action) invocation.getAction();
HttpServletRequest request =
(HttpServletRequest)
invocation.getInvocationContext().get(ServletActionContext.HTTP_REQUEST);
if (action instanceof ImportPreparation && request instanceof MultiPartRequestWrapper) {
ServletContext servletContext = ServletActionContext.getServletContext();
ActionContext invocationContext = invocation.getInvocationContext();
ImportPreparation importPreparation = (ImportPreparation) action;
// 1. get fileComponent from valueStack
FileComponent fileComponent =
(FileComponent) invocation.getStack().findValue("fileComponent");
if (fileComponent == null || fileComponent.getUpload() == null)
throw new ImportException(
"error.upload.file.empty", "r:" + importPreparation.getErrorReturn() + "/import/error");
// 2. validate fileName
String fileExt = fileComponent.getFileExtension();
if (!Arrays.asList(this.allowedPrefix).contains(fileExt)) {
throw new ImportException(
"error.upload.file-ext.not-allowed",
"r:" + importPreparation.getErrorReturn() + "/import/error");
}
// Create CsvReader to parse the file
CsvReader csvReader = new CsvReader(new FileReader(fileComponent.getUpload()));
try {
// get file header information from cache
String header =
(String)
servletContext.getAttribute(
importPreparation.getTarget().toUpperCase() + "_HEADERS");
String[] headerKeys = header.split(",");
// 3. validate file format
if (csvReader.readHeaders()) {
if (headerKeys.length != csvReader.getHeaderCount()) {
throw new ImportException(
"error.upload.file-format.mismatch",
"r:" + importPreparation.getErrorReturn() + "/import/error");
}
}
// Read data from CsvReader
List<Map<String, String>> data = new ArrayList<Map<String, String>>();
while (csvReader.readRecord()) {
Map<String, String> record = new LinkedHashMap<String, String>();
for (int i = 0; i < headerKeys.length; i++) {
record.put(headerKeys[i], csvReader.get(i));
}
data.add(record);
}
// 4. validate data
importPreparation.validate(data);
// 5. set data
OgnlContextState.setCreatingNullObjects(invocationContext.getContextMap(), true);
OgnlContextState.setDenyMethodExecution(invocationContext.getContextMap(), true);
OgnlContextState.setReportingConversionErrors(invocationContext.getContextMap(), true);
prepareImportData(invocation, importPreparation.getDataName(), data);
} finally {
// release all the resource anyway
csvReader.close();
OgnlContextState.setCreatingNullObjects(invocationContext.getContextMap(), true);
OgnlContextState.setDenyMethodExecution(invocationContext.getContextMap(), true);
OgnlContextState.setReportingConversionErrors(invocationContext.getContextMap(), true);
}
}
}
