package com.epam.wilma.core.processor.response;
/*==========================================================================
Copyright 2013-2017 EPAM Systems
This file is part of Wilma.
Wilma 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.
Wilma 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 Wilma. If not, see <http://www.gnu.org/licenses/>.
===========================================================================*/
import java.util.List;
import com.epam.wilma.core.processor.WilmaEntityProcessorInterface;
import com.epam.wilma.core.processor.entity.ProcessorBase;
import com.epam.wilma.domain.exception.ApplicationException;
import com.epam.wilma.domain.http.WilmaHttpResponse;
/**
* Class for calling processors on a {@link WilmaHttpResponse} in given order.
* @author Tunde_Kovacs
*
*/
public class WilmaHttpResponseProcessor {
private List<ProcessorBase> processors;
/**
* Iterates over the processors registered to the handler.
* @param response the handled response
* @throws ApplicationException when an exception occurs in a processor
*/
public synchronized void processResponse(final WilmaHttpResponse response) throws ApplicationException {
for (ProcessorBase processor : processors) {
if (processor.isEnabled()) {
processor.process(response);
}
}
}
/**
* Disabales a processor in the processor chain if the chain contained the processor.
* @param processor the processor that should be removed
*/
public void disableProcessor(final ProcessorBase processor) {
if (processors.contains(processor)) {
processor.setEnabled(false);
}
}
/**
* Disabales a processor in the processor chain if the chain contained the processor.
* @param processor the processor that should be removed
*/
public void enableProcessor(final ProcessorBase processor) {
if (processors.contains(processor)) {
processor.setEnabled(true);
}
}
/**
* Gets if a specific processor is enabled or not.
* @param processor the processor that should be investigated
* @return true if enabled, otherwise false.
*/
public boolean isProcessorEnabled(final ProcessorBase processor) {
boolean enabled = false;
if (processors.contains(processor)) {
enabled = processor.isEnabled();
}
return enabled;
}
/**
* Adds a processor to the processor chain.
* @param processor the processor to add
*/
public void addProcessor(final ProcessorBase processor) {
if (!processors.contains(processor)) {
processors.add(processor);
}
}
/**
* Returns true if the chain of processors contains the given processor.
* @param processor processor to check
* @return true if contains
*/
public boolean containsProcessor(final WilmaEntityProcessorInterface processor) {
return processors.contains(processor);
}
public void setProcessors(final List<ProcessorBase> processors) {
this.processors = processors;
}
}