REPO-2724 Apply default maven folder structure

src/main/java/org/alfresco/opencmis/CMISHttpServletResponse.java

@@ -0,0 +1,302 @@
+/*
+ * #%L
+ * Alfresco Remote API
+ * %%
+ * Copyright (C) 2005 - 2016 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software. 
+ * If the software was purchased under a paid Alfresco license, the terms of 
+ * the paid license agreement will prevail.  Otherwise, the software is 
+ * provided under the following open source license terms:
+ * 
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.opencmis;
+
+import org.alfresco.error.AlfrescoRuntimeException;
+import org.springframework.extensions.webscripts.WebScriptResponse;
+import org.springframework.extensions.webscripts.servlet.WebScriptServletRuntime;
+
+import javax.servlet.ServletOutputStream;
+import javax.servlet.http.Cookie;
+import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.Locale;
+import java.util.Set;
+
+/**
+ * Wraps an OpenCMIS HttpServletResponse for specific mapping to the Alfresco implementation of OpenCMIS.
+ * 
+ * @author janv
+ */
+public class CMISHttpServletResponse implements HttpServletResponse
+{
+    protected HttpServletResponse httpResp;
+
+    protected Set<String> nonAttachContentTypes = Collections.emptySet(); // pre-configured whitelist, eg. images & pdf
+
+    private final static String HDR_CONTENT_DISPOSITION = "Content-Disposition";
+
+    private final static String ATTACHMENT = "attachment";
+    private final static String INLINE = "inline";
+
+	public CMISHttpServletResponse(WebScriptResponse res, Set<String> nonAttachContentTypes)
+	{
+		httpResp = WebScriptServletRuntime.getHttpServletResponse(res);
+        this.nonAttachContentTypes = nonAttachContentTypes;
+	}
+
+    @Override
+    public void addCookie(Cookie cookie)
+    {
+        httpResp.addCookie(cookie);
+    }
+
+    @Override
+    public boolean containsHeader(String name)
+    {
+        return httpResp.containsHeader(name);
+    }
+
+    @Override
+    public String encodeURL(String url)
+    {
+        return httpResp.encodeURL(url);
+    }
+
+    @Override
+    public String encodeRedirectURL(String url)
+    {
+        return httpResp.encodeRedirectURL(url);
+    }
+
+    @Override
+    public String encodeUrl(String url)
+    {
+        return encodeUrl(url);
+    }
+
+    @Override
+    public String encodeRedirectUrl(String url)
+    {
+        return httpResp.encodeRedirectUrl(url);
+    }
+
+    @Override
+    public void sendError(int sc, String msg) throws IOException
+    {
+        httpResp.sendError(sc, msg);
+    }
+
+    @Override
+    public void sendError(int sc) throws IOException
+    {
+        httpResp.sendError(sc);
+    }
+
+    @Override
+    public void sendRedirect(String location) throws IOException
+    {
+        httpResp.sendRedirect(location);
+    }
+
+    @Override
+    public void setDateHeader(String name, long date)
+    {
+        httpResp.setDateHeader(name, date);
+    }
+
+    @Override
+    public void addDateHeader(String name, long date)
+    {
+        httpResp.addDateHeader(name, date);
+    }
+
+    @Override
+    public void setHeader(String name, String value)
+    {
+        httpResp.setHeader(name, getStringHeaderValue(name, value, httpResp.getContentType()));
+    }
+
+    @Override
+    public void addHeader(String name, String value)
+    {
+        httpResp.addHeader(name, getStringHeaderValue(name, value, httpResp.getContentType()));
+    }
+    
+    
+
+    private String getStringHeaderValue(String name, String value, String contentType)
+    {
+        if (HDR_CONTENT_DISPOSITION.equals(name))
+        {
+            if (! nonAttachContentTypes.contains(contentType))
+            {
+                if (value.startsWith(INLINE))
+                {
+                    // force attachment
+                    value = ATTACHMENT+value.substring(INLINE.length());
+                }
+                else if (! value.startsWith(ATTACHMENT))
+                {
+                    throw new AlfrescoRuntimeException("Unexpected - header could not be set: "+name+" = "+value);
+                }
+            }
+        }
+
+        return value;
+    }
+
+    @Override
+    public void setIntHeader(String name, int value)
+    {
+        httpResp.setIntHeader(name, value);
+    }
+
+    @Override
+    public void addIntHeader(String name, int value)
+    {
+        httpResp.addIntHeader(name, value);
+    }
+
+    @Override
+    public void setStatus(int sc)
+    {
+        httpResp.setStatus(sc);
+    }
+
+    @Override
+    public void setStatus(int sc, String sm)
+    {
+        httpResp.setStatus(sc, sm);
+    }
+
+    @Override
+    public int getStatus()
+    {
+        return httpResp.getStatus();
+    }
+
+    @Override
+    public String getHeader(String name)
+    {
+        return httpResp.getHeader(name);
+    }
+
+    @Override
+    public Collection<String> getHeaders(String name)
+    {
+        return httpResp.getHeaders(name);
+    }
+
+    @Override
+    public Collection<String> getHeaderNames()
+    {
+        return httpResp.getHeaderNames();
+    }
+
+    @Override
+    public String getCharacterEncoding()
+    {
+        return httpResp.getCharacterEncoding();
+    }
+
+    @Override
+    public String getContentType()
+    {
+        return httpResp.getContentType();
+    }
+
+    @Override
+    public ServletOutputStream getOutputStream() throws IOException
+    {
+        return httpResp.getOutputStream();
+    }
+
+    @Override
+    public PrintWriter getWriter() throws IOException
+    {
+        return httpResp.getWriter();
+    }
+
+    @Override
+    public void setCharacterEncoding(String charset)
+    {
+        httpResp.setCharacterEncoding(charset);
+    }
+
+    @Override
+    public void setContentLength(int len)
+    {
+        httpResp.setContentLength(len);
+    }
+
+    @Override
+    public void setContentType(String type)
+    {
+        httpResp.setContentType(type);
+    }
+
+    @Override
+    public void setBufferSize(int size)
+    {
+        httpResp.setBufferSize(size);
+    }
+
+    @Override
+    public int getBufferSize()
+    {
+        return httpResp.getBufferSize();
+    }
+
+    @Override
+    public void flushBuffer() throws IOException
+    {
+        httpResp.flushBuffer();
+    }
+
+    @Override
+    public void resetBuffer()
+    {
+        httpResp.resetBuffer();
+    }
+
+    @Override
+    public boolean isCommitted()
+    {
+        return httpResp.isCommitted();
+    }
+
+    @Override
+    public void reset()
+    {
+        httpResp.reset();
+    }
+
+    @Override
+    public void setLocale(Locale loc)
+    {
+        httpResp.setLocale(loc);
+    }
+
+    @Override
+    public Locale getLocale()
+    {
+        return httpResp.getLocale();
+    }
+}