伺服器端代碼
以下伺服器端Java程式碼會處理表單資料處理。 AEM中的此Java servlet會透過上述JavaScript函式中的XHR呼叫叫用。
package com.azuredemo.core.servlets;
import com.adobe.aemfd.docmanager.Document;
import org.apache.sling.api.SlingHttpServletRequest;
import org.apache.sling.api.SlingHttpServletResponse;
import org.apache.sling.api.request.RequestParameter;
import org.apache.sling.api.servlets.SlingAllMethodsServlet;
import org.apache.sling.servlets.annotations.SlingServletResourceTypes;
import org.osgi.service.component.annotations.Component;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import javax.servlet.Servlet;
import javax.servlet.http.HttpServletResponse;
import java.io.File;
import java.io.IOException;
import java.io.Serializable;
import java.util.List;
@Component(
service = {
Servlet.class
}
)
@SlingServletResourceTypes(
resourceTypes = "azure/handleFormSubmission",
methods = "POST",
extensions = "json"
)
public class StoreFormSubmission extends SlingAllMethodsServlet implements Serializable {
private static final long serialVersionUID = 1L;
private final transient Logger log = LoggerFactory.getLogger(this.getClass());
protected void doPost(SlingHttpServletRequest request, SlingHttpServletResponse response) throws IOException {
List<RequestParameter> listOfRequestParameters = request.getRequestParameterList();
log.debug("The size of the list is " + listOfRequestParameters.size());
for (int i = 0; i < listOfRequestParameters.size(); i++) {
RequestParameter requestParameter = listOfRequestParameters.get(i);
log.debug("Is this request parameter a form field?" + requestParameter.isFormField());
if (!requestParameter.isFormField()) {
Document attachmentDOC = new Document(requestParameter.getInputStream());
attachmentDOC.copyToFile(new File(requestParameter.getName()));
} else {
log.debug("Not a form field " + requestParameter.getName());
log.debug(requestParameter.getString());
}
}
response.setStatus(HttpServletResponse.SC_OK);
}
}
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