/**
* Copyright (C) 2010-2017 Structr GmbH
*
* This file is part of Structr <http://structr.org>.
*
* Structr 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.
*
* Structr 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 Structr. If not, see <http://www.gnu.org/licenses/>.
*/
package org.structr.rest;
import javax.servlet.http.HttpServletRequest;
import org.structr.common.SecurityContext;
import org.structr.core.Value;
/**
*
*
*/
public class RequestParameterValue implements Value<String> {
private String parameterName = null;
private String defaultValue = null;
public RequestParameterValue(String parameterName) {
this(parameterName, null);
}
public RequestParameterValue(String parameterName, String defaultValue) {
this.parameterName = parameterName;
this.defaultValue = defaultValue;
}
@Override
public void set(SecurityContext securityContext, String value) {
throw new UnsupportedOperationException("Cannot set request parameter value.");
}
@Override
public String get(SecurityContext securityContext) {
if (securityContext != null) {
HttpServletRequest request = securityContext.getRequest();
if (request != null) {
String value = request.getParameter(parameterName);
if (value != null) {
return value;
}
}
}
return defaultValue;
}
}