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package org.apache.tapestry.web; |
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import org.apache.hivemind.ApplicationRuntimeException; |
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import org.apache.hivemind.HiveMind; |
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import org.apache.hivemind.util.Defense; |
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import org.apache.tapestry.describe.DescriptionReceiver; |
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import javax.servlet.RequestDispatcher; |
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import javax.servlet.ServletException; |
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import javax.servlet.http.HttpServletRequest; |
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import javax.servlet.http.HttpServletResponse; |
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import javax.servlet.http.HttpSession; |
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import java.io.IOException; |
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import java.security.Principal; |
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import java.util.List; |
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import java.util.Locale; |
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public class ServletWebRequest implements WebRequest |
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{ |
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private final HttpServletRequest _servletRequest; |
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private final HttpServletResponse _servletResponse; |
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private WebSession _webSession; |
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public ServletWebRequest(HttpServletRequest request, HttpServletResponse response) |
48 | 0 | { |
49 | 0 | Defense.notNull(request, "request"); |
50 | 0 | Defense.notNull(response, "response"); |
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|
52 | 0 | _servletRequest = request; |
53 | 0 | _servletResponse = response; |
54 | 0 | } |
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public List getParameterNames() |
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{ |
58 | 0 | return WebUtils.toSortedList(_servletRequest.getParameterNames()); |
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} |
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public String getParameterValue(String parameterName) |
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{ |
63 | 0 | return _servletRequest.getParameter(parameterName); |
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} |
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public String[] getParameterValues(String parameterName) |
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{ |
68 | 0 | return _servletRequest.getParameterValues(parameterName); |
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} |
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public String getContextPath() |
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{ |
73 | 0 | return _servletRequest.getContextPath(); |
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} |
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public WebSession getSession(boolean create) |
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{ |
78 | 0 | if (_webSession != null) |
79 | 0 | return _webSession; |
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|
81 | 0 | HttpSession session = _servletRequest.getSession(create); |
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|
83 | 0 | if (session != null) |
84 | 0 | _webSession = new ServletWebSession(session); |
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|
86 | 0 | return _webSession; |
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} |
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public List getAttributeNames() |
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{ |
91 | 0 | return WebUtils.toSortedList(_servletRequest.getAttributeNames()); |
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} |
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public Object getAttribute(String name) |
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{ |
96 | 0 | return _servletRequest.getAttribute(name); |
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} |
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public void setAttribute(String name, Object attribute) |
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{ |
101 | 0 | if (attribute == null) |
102 | 0 | _servletRequest.removeAttribute(name); |
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else |
104 | 0 | _servletRequest.setAttribute(name, attribute); |
105 | 0 | } |
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public String getScheme() |
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{ |
109 | 0 | return _servletRequest.getScheme(); |
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} |
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public String getServerName() |
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{ |
114 | 0 | return _servletRequest.getServerName(); |
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} |
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public int getServerPort() |
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{ |
119 | 0 | return _servletRequest.getServerPort(); |
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} |
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public String getRequestURI() |
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{ |
124 | 0 | return _servletRequest.getRequestURI(); |
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} |
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public void forward(String URL) |
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{ |
129 | 0 | if (HiveMind.isBlank(URL)) |
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{ |
131 | 0 | performForward("/"); |
132 | 0 | return; |
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} |
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|
135 | 0 | boolean internal = !(URL.startsWith("/") || URL.indexOf("://") > 0); |
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|
137 | 0 | if (internal) |
138 | 0 | performForward("/" + URL); |
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else |
140 | 0 | sendRedirect(URL); |
141 | 0 | } |
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private void sendRedirect(String URL) |
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{ |
145 | 0 | String finalURL = _servletResponse.encodeRedirectURL(URL); |
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try |
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{ |
149 | 0 | _servletResponse.sendRedirect(finalURL); |
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} |
151 | 0 | catch (IOException ex) |
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{ |
153 | 0 | throw new ApplicationRuntimeException(WebMessages.unableToRedirect(URL, ex), ex); |
154 | 0 | } |
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156 | 0 | } |
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private void performForward(String URL) |
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{ |
160 | 0 | RequestDispatcher dispatcher = _servletRequest.getRequestDispatcher(URL); |
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|
162 | 0 | if (dispatcher == null) |
163 | 0 | throw new ApplicationRuntimeException(WebMessages.unableToFindDispatcher(URL)); |
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try |
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{ |
167 | 0 | dispatcher.forward(_servletRequest, _servletResponse); |
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} |
169 | 0 | catch (ServletException ex) |
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{ |
171 | 0 | throw new ApplicationRuntimeException(WebMessages.unableToForward(URL, ex), ex); |
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} |
173 | 0 | catch (IOException ex) |
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{ |
175 | 0 | throw new ApplicationRuntimeException(WebMessages.unableToForward(URL, ex), ex); |
176 | 0 | } |
177 | 0 | } |
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public String getActivationPath() |
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{ |
184 | 0 | return _servletRequest.getServletPath(); |
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} |
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public String getPathInfo() |
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{ |
189 | 0 | return _servletRequest.getPathInfo(); |
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} |
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public Locale getLocale() |
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{ |
194 | 0 | return _servletRequest.getLocale(); |
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} |
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public void describeTo(DescriptionReceiver receiver) |
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{ |
199 | 0 | receiver.describeAlternate(_servletRequest); |
200 | 0 | } |
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public String getHeader(String name) |
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{ |
204 | 0 | return _servletRequest.getHeader(name); |
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} |
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public long getDateHeader(String name) |
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{ |
209 | 0 | return _servletRequest.getDateHeader(name); |
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} |
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public int getIntHeader(String name) |
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{ |
214 | 0 | return _servletRequest.getIntHeader(name); |
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} |
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public String getRemoteUser() |
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{ |
219 | 0 | return _servletRequest.getRemoteUser(); |
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} |
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public Principal getUserPrincipal() |
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{ |
224 | 0 | return _servletRequest.getUserPrincipal(); |
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} |
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public boolean isUserInRole(String role) |
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{ |
229 | 0 | return _servletRequest.isUserInRole(role); |
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} |
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public boolean isSecure() |
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{ |
234 | 0 | return _servletRequest.isSecure(); |
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} |
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} |