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/*
This file is part of Subsonic.
Subsonic 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 3 of the License, or
(at your option) any later version.
Subsonic 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 Subsonic. If not, see <http://www.gnu.org/licenses/>.
Copyright 2009 (C) Sindre Mehus
*/
package net.sourceforge.subsonic.taglib;
import net.sourceforge.subsonic.util.*;
import org.springframework.web.servlet.support.*;
import javax.servlet.http.*;
import javax.servlet.jsp.*;
import javax.servlet.jsp.tagext.*;
import java.io.*;
import java.util.*;
/**
* Converts a byte-count to a formatted string suitable for display to the user, with respect
* to the current locale.
* <p/>
* For instance:
* <ul>
* <li><code>format(918)</code> returns <em>"918 B"</em>.</li>
* <li><code>format(98765)</code> returns <em>"96 KB"</em>.</li>
* <li><code>format(1238476)</code> returns <em>"1.2 MB"</em>.</li>
* </ul>
* This class assumes that 1 KB is 1024 bytes.
*
* @author Sindre Mehus
*/
public class FormatBytesTag extends BodyTagSupport {
private long bytes;
public int doStartTag() throws JspException {
return EVAL_BODY_BUFFERED;
}
public int doEndTag() throws JspException {
Locale locale = RequestContextUtils.getLocale((HttpServletRequest) pageContext.getRequest());
String result = StringUtil.formatBytes(bytes, locale);
try {
pageContext.getOut().print(result);
} catch (IOException x) {
throw new JspTagException(x);
}
return EVAL_PAGE;
}
public void release() {
bytes = 0L;
super.release();
}
public long getBytes() {
return bytes;
}
public void setBytes(long bytes) {
this.bytes = bytes;
}
}
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