com.mxixm.fastboot.weixin.module.message.processer.WxMessageProcesseChain Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of fastboot.weixin Show documentation

Weixin Fast Boot Framework

The newest version!

package com.mxixm.fastboot.weixin.module.message.processer;

import com.mxixm.fastboot.weixin.module.web.WxRequest;
import com.mxixm.fastboot.weixin.module.message.WxMessage;
import com.mxixm.fastboot.weixin.module.message.WxMessageProcesser;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

import java.lang.invoke.MethodHandles;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.stream.Collectors;

public class WxMessageProcesseChain implements WxMessageProcesser {

	private static final Log logger = LogFactory.getLog(MethodHandles.lookup().lookupClass());

	private final List wxMessageProcessers = new ArrayList<>();

	public List getProcessers() {
		return Collections.unmodifiableList(this.wxMessageProcessers);
	}

	@Override
	public WxMessage process(WxRequest wxRequest, WxMessage wxMessage) {
		for (WxMessageProcesser processer : getSupportedProcessers(wxRequest, wxMessage)) {
			wxMessage = processer.process(wxRequest, wxMessage);
		}
		return wxMessage;
	}

	@Override
	public boolean supports(WxRequest wxRequest, WxMessage wxMessage) {
		return true;
	}

	private List getSupportedProcessers(WxRequest wxRequest, WxMessage wxMessage) {
		return wxMessageProcessers.stream().filter(p -> p.supports(wxRequest, wxMessage)).collect(Collectors.toList());
	}

	public WxMessageProcesseChain addProcesser(WxMessageProcesser processer) {
		this.wxMessageProcessers.add(processer);
		return this;
	}

	public WxMessageProcesseChain addProcessers(List processers) {
		if (processers != null) {
			for (WxMessageProcesser processer : processers) {
				this.wxMessageProcessers.add(processer);
			}
		}
		return this;
	}

}