libreccm-legacy/ccm-core/src/com/arsdigita/globalization/AcceptHeader.java

68 lines
2.0 KiB
Java
Executable File

/*
* Copyright (C) 2001-2004 Red Hat Inc. 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, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
package com.arsdigita.globalization;
import java.util.Arrays;
import java.util.StringTokenizer;
/**
* <p>
* Abstract class, manages Accept HTTP headers as defined in RFC 2616.
* </p>
*
* @version $Revision: #8 $ $Date: 2004/08/16 $
* @version $Id: AcceptHeader.java 287 2005-02-22 00:29:02Z sskracic $
*/
public abstract class AcceptHeader {
// as passed in by the client browser.
protected String m_acceptHeader = "";
// our representation.
protected AcceptField[] m_acceptFields = null;
public AcceptField[] getAcceptFields() {
return m_acceptFields;
}
protected void setAcceptFields() {
StringTokenizer tokenizer =
new StringTokenizer(m_acceptHeader, ",");
AcceptField[] afArr = new AcceptField[tokenizer.countTokens()];
int i = 0;
AcceptField af = null;
while (tokenizer.hasMoreTokens()) {
af = createAcceptField(tokenizer.nextToken());
if (af.getQValue() > 0) {
afArr[i++] = af;
}
}
m_acceptFields = new AcceptField[i];
System.arraycopy(afArr, 0, m_acceptFields, 0, i);
Arrays.sort(m_acceptFields);
}
abstract protected AcceptField createAcceptField(String acceptField);
}