/**
*
* Copyright (c) 2014, the Railo Company Ltd. All rights reserved.
*
* This library 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 2.1 of the License, or (at your option) any later version.
*
* This library 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 this library. If not, see <http://www.gnu.org/licenses/>.
*
**/
package lucee.runtime.tag;
import java.io.IOException;
import lucee.runtime.PageContextImpl;
import lucee.runtime.exp.PageException;
import lucee.runtime.ext.tag.TagImpl;
import lucee.runtime.op.Caster;
/**
* Flushes currently available data to the client.
*
*
*
**/
public final class Flush extends TagImpl {
/** Flush the output each time at least the specified number of bytes become available. HTML
** headers, and any data that is already available when you make this call, are not included in
** the count. */
private double interval=-1;
@Override
public void release() {
super.release();
interval=-1;
}
/** set the value interval
* Flush the output each time at least the specified number of bytes become available. HTML
* headers, and any data that is already available when you make this call, are not included in
* the count.
* @param interval value to set
**/
public void setInterval(double interval) {
this.interval=interval;
}
@Override
public int doStartTag() throws PageException {
try {
if(interval==-1)((PageContextImpl)pageContext).getRootOut().flush();
else ((PageContextImpl)pageContext).getRootOut().setBufferConfig((int)interval,true);
} catch (IOException e) {
throw Caster.toPageException(e);
}
return SKIP_BODY;
}
@Override
public int doEndTag() {
return EVAL_PAGE;
}
}