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* 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 *
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package org.apache.james.jspf.terms;
import org.apache.james.jspf.core.DNSLookupContinuation;
import org.apache.james.jspf.core.LogEnabled;
import org.apache.james.jspf.core.Logger;
import org.apache.james.jspf.core.SPFSession;
import org.apache.james.jspf.core.exceptions.NeutralException;
import org.apache.james.jspf.core.exceptions.NoneException;
import org.apache.james.jspf.core.exceptions.PermErrorException;
import org.apache.james.jspf.core.exceptions.TempErrorException;
/**
* This abstract class represent a gerneric modifier
*
*/
public abstract class GenericModifier implements Modifier, ConfigurationEnabled, LogEnabled {
private String host;
protected Logger log;
/**
* @see org.apache.james.jspf.core.SPFChecker#checkSPF(org.apache.james.jspf.core.SPFSession)
*/
public DNSLookupContinuation checkSPF(SPFSession spfData) throws PermErrorException,
TempErrorException, NeutralException, NoneException {
log.debug("Processing modifier: " + this);
DNSLookupContinuation res = checkSPFLogged(spfData);
log.debug("Processed modifier: " + this + " resulted in "
+ res == null ? spfData.getCurrentResult() : " dns continuation...");
return res;
}
protected abstract DNSLookupContinuation checkSPFLogged(SPFSession spfData) throws PermErrorException,
TempErrorException, NeutralException, NoneException;
/**
* @see org.apache.james.jspf.terms.Modifier#enforceSingleInstance()
*/
public boolean enforceSingleInstance() {
return true;
}
/**
* @see org.apache.james.jspf.terms.ConfigurationEnabled#config(Configuration)
*/
public synchronized void config(Configuration params) throws PermErrorException {
if (params.groupCount() > 0) {
this.host = params.group(1);
}
}
/**
* @return Returns the host.
*/
protected synchronized String getHost() {
return host;
}
/**
* @see org.apache.james.jspf.core.LogEnabled#enableLogging(org.apache.james.jspf.core.Logger)
*/
public void enableLogging(Logger logger) {
this.log = logger;
}
}