Mix-ins added for Jackson Serialization/deserialization
Fixes gh-434
This commit is contained in:
Jitendra Singh Bisht
committed by
Rob Winch
Rob Winch
parent
d3379029bb
commit
8b97a32db2
@@ -0,0 +1,262 @@
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package sample.mixins;
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import com.fasterxml.jackson.core.JsonParser;
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import com.fasterxml.jackson.core.JsonProcessingException;
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import com.fasterxml.jackson.core.type.TypeReference;
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import com.fasterxml.jackson.databind.DeserializationContext;
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import com.fasterxml.jackson.databind.JsonNode;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import com.fasterxml.jackson.databind.deser.std.StdDeserializer;
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import com.sun.org.apache.xpath.internal.operations.Bool;
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import org.springframework.security.web.PortResolverImpl;
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import org.springframework.security.web.savedrequest.DefaultSavedRequest;
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import org.springframework.security.web.savedrequest.SavedCookie;
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import org.springframework.util.ObjectUtils;
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import javax.servlet.http.Cookie;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletRequestWrapper;
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import javax.servlet.http.HttpSession;
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import java.io.IOException;
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import java.lang.reflect.Proxy;
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import java.util.*;
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/**
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* @author jitendra on 8/3/16.
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*/
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public class DefaultSavedRequestDeserializer extends StdDeserializer<DefaultSavedRequest> {
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public DefaultSavedRequestDeserializer(Class<DefaultSavedRequest> requestClass) {
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super(requestClass);
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}
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@Override
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public DefaultSavedRequest deserialize(JsonParser p, DeserializationContext context) throws IOException, JsonProcessingException {
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ObjectMapper mapper = (ObjectMapper) p.getCodec();
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JsonNode jsonNode = mapper.readTree(p);
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DummyServletRequest request = new DummyServletRequest();
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request.setContextPath(jsonNode.get("contextPath").asText());
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request.setMethod(jsonNode.get("method").asText());
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request.setPathInfo(jsonNode.get("pathInfo").asText());
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request.setQueryString(jsonNode.get("queryString").asText());
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request.setRequestURI(jsonNode.get("requestURI").asText());
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request.setRequestURL(jsonNode.get("requestURL").asText());
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request.setScheme(jsonNode.get("scheme").asText());
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request.setServerName(jsonNode.get("serverName").asText());
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request.setServletPath(jsonNode.get("servletPath").asText());
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request.setServerPort(jsonNode.get("serverPort").asInt());
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List<Cookie> cookies = mapper.readValue(jsonNode.get("cookies").toString(), new TypeReference<List<Cookie>>() {
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});
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Map<String, String[]> params = mapper.readValue(jsonNode.get("parameterMap").toString(), new TypeReference<Map<String, String[]>>() {
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});
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ArrayList<Locale> locales = mapper.readValue(jsonNode.get("locales").toString(), new TypeReference<List<Locale>>() {
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});
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Map<String, List<String>> headers = mapper.readValue(jsonNode.get("headers").toString(), new TypeReference<Map<String, List<String>>>() {
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});
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request.setCookies(cookies.toArray(new Cookie[]{}));
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request.setParameters(params);
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request.setLocales(locales);
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request.setHeaders(headers);
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return new DefaultSavedRequest(request, new PortResolverImpl());
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}
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protected static class DummyServletRequest extends HttpServletRequestWrapper {
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private static final HttpServletRequest UNSUPPORTED_REQUEST = (HttpServletRequest) Proxy
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.newProxyInstance(DummyServletRequest.class.getClassLoader(),
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new Class[]{HttpServletRequest.class},
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new UnsupportedOperationExceptionInvocationHandler());
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private String method;
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private String pathInfo;
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private String queryString;
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private String requestURI;
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private int serverPort;
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private String requestURL;
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private String scheme;
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private String serverName;
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private String contextPath;
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private String servletPath;
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private Cookie[] cookies;
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private String remoteAddress;
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private ArrayList<Locale> locales = new ArrayList<Locale>();
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private Map<String, List<String>> headers = new TreeMap<String, List<String>>(String.CASE_INSENSITIVE_ORDER);
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private Map<String, String[]> parameters = new TreeMap<String, String[]>();
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private HttpSession session;
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public DummyServletRequest() {
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super(UNSUPPORTED_REQUEST);
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}
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public void setMethod(String method) {
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this.method = method;
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}
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public void setPathInfo(String pathInfo) {
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this.pathInfo = pathInfo;
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}
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public void setQueryString(String queryString) {
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this.queryString = queryString;
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}
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public void setRequestURI(String requestURI) {
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this.requestURI = requestURI;
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}
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public void setServerPort(int serverPort) {
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this.serverPort = serverPort;
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}
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public void setRequestURL(String requestURL) {
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this.requestURL = requestURL;
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}
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public void setScheme(String scheme) {
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this.scheme = scheme;
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}
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public void setServerName(String serverName) {
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this.serverName = serverName;
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}
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public void setContextPath(String contextPath) {
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this.contextPath = contextPath;
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}
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public void setServletPath(String servletPath) {
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this.servletPath = servletPath;
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}
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public void setCookies(Cookie[] cookies) {
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this.cookies = cookies;
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}
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@Override
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public Cookie[] getCookies() {
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return cookies;
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}
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@Override
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public Map<String, String[]> getParameterMap() {
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return parameters;
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}
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public void setParameters(Map<String, String[]> params) {
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this.parameters = params;
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}
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@Override
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public Enumeration<String> getParameterNames() {
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return Collections.enumeration(parameters.keySet());
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}
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@Override
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public String[] getParameterValues(String name) {
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return super.getParameterValues(name);
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}
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public void setLocales(ArrayList<Locale> locales) {
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this.locales = locales;
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}
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public void setHeaders(Map<String, List<String>> headers) {
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this.headers = headers;
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}
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@Override
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public Enumeration<String> getHeaders(String name) {
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return Collections.enumeration(headers.get(name));
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}
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@Override
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public Enumeration<String> getHeaderNames() {
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return Collections.enumeration(headers.keySet());
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}
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@Override
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public String getMethod() {
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return method;
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}
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@Override
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public String getPathInfo() {
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return pathInfo;
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}
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@Override
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public String getQueryString() {
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return (queryString == null || "null".equals(queryString)) ? "" : queryString;
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}
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@Override
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public String getRequestURI() {
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return requestURI;
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}
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@Override
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public int getServerPort() {
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return serverPort;
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}
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@Override
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public StringBuffer getRequestURL() {
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return new StringBuffer(requestURL);
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}
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@Override
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public String getScheme() {
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return scheme;
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}
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@Override
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public String getServerName() {
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return serverName;
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}
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@Override
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public String getContextPath() {
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return contextPath;
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}
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@Override
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public String getServletPath() {
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return servletPath;
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}
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@Override
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public Enumeration<Locale> getLocales() {
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return Collections.enumeration(locales);
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}
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public Map<String, List<String>> getHeaders() {
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return headers;
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}
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public Map<String, String[]> getParameters() {
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return parameters;
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}
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public String getRemoteAddr() {
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return remoteAddress;
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}
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public void setRemoteAddr(String remoteAddress) {
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this.remoteAddress = remoteAddress;
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}
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@Override
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public HttpSession getSession() {
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return session;
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}
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@Override
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public HttpSession getSession(boolean create) {
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return session;
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}
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public void setSession(HttpSession session) {
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this.session = session;
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}
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}
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}
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