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Fixes and improvements to JSONWriter.

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git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@9551 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
This commit is contained in:
Kevin Roast
2008-06-24 13:21:54 +00:00
parent 4567008bf9
commit 6a94886dd0
3 changed files with 2 additions and 133 deletions
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132
source/java/org/alfresco/web/bean/ajax/JSONWriter.java
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@@ -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);
}
}

1
source/java/org/alfresco/web/bean/ajax/PickerBean.java
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@@ -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;

2
source/java/org/alfresco/web/ui/repo/component/BaseAjaxItemPicker.java
View File

@@ -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;