package com.doumee.lib_coremodel.base.livedata;
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import android.text.TextUtils;
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import androidx.annotation.NonNull;
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import androidx.annotation.Nullable;
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import androidx.lifecycle.LifecycleOwner;
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import androidx.lifecycle.Observer;
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/**
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* 提供观察消息事件
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* @author <a href="mailto:jenly1314@gmail.com">Jenly</a>
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*/
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public class MessageEvent extends SingleLiveEvent<String> {
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public void observe(LifecycleOwner owner, final MessageObserver observer) {
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super.observe(owner, new Observer<String>() {
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@Override
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public void onChanged(@Nullable String t) {
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//过滤空消息
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if (TextUtils.isEmpty(t)) {
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return;
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}
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observer.onNewMessage(t);
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}
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});
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}
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public interface MessageObserver{
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void onNewMessage(@NonNull String message);
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}
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}
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