/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.empire.struts2.jsp.tags;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.jsp.JspException;
import org.apache.empire.data.Column;
import org.apache.empire.data.ColumnExpr;
import org.apache.empire.struts2.html.HtmlWriter;
import org.apache.empire.struts2.html.HtmlWriter.HtmlTag;
import org.apache.struts2.components.Component;
import com.opensymphony.xwork2.util.ValueStack;
@SuppressWarnings("serial")
public class TextTag extends EmpireTagSupport
{
public static final String TEXT_DEFAULT_VALUE = " ";
// Properties
protected Object value;
protected String tag;
protected String defValue = TEXT_DEFAULT_VALUE;
@Override
protected void resetParams()
{
value = null;
tag = null;
defValue = TEXT_DEFAULT_VALUE;
// reset
super.resetParams();
}
@Override
public Component getBean(ValueStack stack, HttpServletRequest req, HttpServletResponse res)
{
return null;
}
@Override
public int doStartTag()
throws JspException
{
// Tabel cell tag
HtmlWriter w = new HtmlWriter(pageContext.getOut());
HtmlTag wrap = w.startTag(tag);
addStandardAttributes(wrap, null);
wrap.beginBody(getTextValue());
// return usesBody ? EVAL_BODY_BUFFERED : EVAL_BODY_INCLUDE;
return EVAL_BODY_INCLUDE;
}
@Override
public int doEndTag()
throws JspException
{
// Write End Tag
HtmlWriter w = new HtmlWriter(pageContext.getOut());
HtmlTag wrap = w.continueTag (tag, true);
wrap.endTag();
// done
resetParams();
return EVAL_PAGE;
}
private String getTextValue()
{
if (value instanceof ColumnExpr)
{ // Get Column Title
Column column = ((ColumnExpr)value).getSourceColumn();
if (column!=null)
return getTranslation( column.getTitle() );
}
if (value!=null)
{ // Get Value
String val = getString(value);
return ((val!=null && val.length()>0) ? val : defValue);
}
// default
return defValue;
}
// ------- Property setters -------
public void setTag(String tag)
{
this.tag = tag;
}
public void setValue(Object value)
{
this.value = value;
}
public void setDefault(String defValue)
{
this.defValue = defValue;
}
}