Fixes and improvements to JSONWriter.

git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@9551 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/java/org/alfresco/web/bean/ajax/JSONWriter.java

@@ -1,132 +0,0 @@
-/*
- * Copyright (C) 2005-2007 Alfresco Software Limited.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
-
- * This program 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 General Public License for more details.
-
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
-
- * As a special exception to the terms and conditions of version 2.0 of 
- * the GPL, you may redistribute this Program in connection with Free/Libre 
- * and Open Source Software ("FLOSS") applications as described in Alfresco's 
- * FLOSS exception.  You should have recieved a copy of the text describing 
- * the FLOSS exception, and it is also available here: 
- * http://www.alfresco.com/legal/licensing
- */
-package org.alfresco.web.bean.ajax;
-
-import java.io.IOException;
-import java.io.Writer;
-import java.util.Stack;
-
-/**
- * Fast and simple JSON stream writer. Wraps a Writer to output a JSON object stream.
- * No intermediate objects are created - writes are immediate to the underlying stream.
- * 
- * @author Kevin Roast
- */
-public class JSONWriter
-{
-   private Writer out;
-   private Stack<Boolean> stack = new Stack<Boolean>();
-   
-   public JSONWriter(Writer out)
-   {
-      this.out = out;
-      stack.push(Boolean.FALSE);
-   }
-   
-   public void startArray() throws IOException
-   {
-      if (stack.peek() == true) out.write(", ");
-      out.write("[");
-      stack.pop();
-      stack.push(Boolean.TRUE);
-      stack.push(Boolean.FALSE);
-   }
-   
-   public void endArray() throws IOException
-   {
-      out.write("]");
-      stack.pop();
-   }
-   
-   public void startObject() throws IOException
-   {
-      if (stack.peek() == true) out.write(", ");
-      out.write("{");
-      stack.pop();
-      stack.push(Boolean.TRUE);
-      stack.push(Boolean.FALSE);
-   }
-   
-   public void endObject() throws IOException
-   {
-      out.write("}");
-      stack.pop();
-   }
-   
-   public void startValue(String name) throws IOException
-   {
-      if (stack.peek() == true) out.write(", ");
-      out.write(name);
-      out.write(": ");
-      stack.pop();
-      stack.push(Boolean.TRUE);
-      stack.push(Boolean.FALSE);
-   }
-   
-   public void endValue()
-   {
-      stack.pop();
-   }
-   
-   public void writeValue(String name, String value) throws IOException
-   {
-      if (stack.peek() == true) out.write(", ");
-      out.write(name);
-      out.write(": \"");
-      out.write(value);
-      out.write('"');
-      stack.pop();
-      stack.push(Boolean.TRUE);
-   }
-   
-   public void writeValue(String name, int value) throws IOException
-   {
-      if (stack.peek() == true) out.write(", ");
-      out.write(name);
-      out.write(": ");
-      out.write(Integer.toString(value));
-      stack.pop();
-      stack.push(Boolean.TRUE);
-   }
-   
-   public void writeValue(String name, boolean value) throws IOException
-   {
-      if (stack.peek() == true) out.write(", ");
-      out.write(name);
-      out.write(": ");
-      out.write(Boolean.toString(value));
-      stack.pop();
-      stack.push(Boolean.TRUE);
-   }
-   
-   public void writeNullValue(String name) throws IOException
-   {
-      if (stack.peek() == true) out.write(", ");
-      out.write(name);
-      out.write(": null");
-      stack.pop();
-      stack.push(Boolean.TRUE);
-   }
-}

source/java/org/alfresco/web/bean/ajax/PickerBean.java

@@ -55,6 +55,7 @@ import org.alfresco.web.app.servlet.FacesHelper;
 import org.alfresco.web.app.servlet.ajax.InvokeCommand;
 import org.alfresco.web.bean.BrowseBean;
 import org.alfresco.web.bean.repository.Repository;
+import org.alfresco.web.scripts.json.JSONWriter;
 import org.alfresco.web.ui.common.Utils;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;

source/java/org/alfresco/web/ui/repo/component/BaseAjaxItemPicker.java

@@ -43,8 +43,8 @@ import org.alfresco.model.ContentModel;
 import org.alfresco.service.cmr.repository.NodeRef;
 import org.alfresco.service.cmr.repository.NodeService;
 import org.alfresco.web.app.Application;
-import org.alfresco.web.bean.ajax.JSONWriter;
 import org.alfresco.web.bean.repository.Repository;
+import org.alfresco.web.scripts.json.JSONWriter;
 import org.alfresco.web.ui.common.Utils;
 import org.springframework.web.jsf.FacesContextUtils;