47 lines
1.3 KiB
Java
47 lines
1.3 KiB
Java
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package com.huawei.hms.activity.internal;
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import android.text.TextUtils;
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import java.util.HashMap;
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import java.util.Map;
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/* loaded from: classes2.dex */
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public class ForegroundBusResponseMgr {
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private static final ForegroundBusResponseMgr b = new ForegroundBusResponseMgr();
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private final Map<String, BusResponseCallback> a = new HashMap();
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public BusResponseCallback get(String str) {
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BusResponseCallback busResponseCallback;
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if (TextUtils.isEmpty(str)) {
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return null;
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}
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synchronized (this.a) {
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busResponseCallback = this.a.get(str);
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}
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return busResponseCallback;
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}
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public void registerObserver(String str, BusResponseCallback busResponseCallback) {
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if (TextUtils.isEmpty(str) || busResponseCallback == null) {
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return;
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}
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synchronized (this.a) {
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if (!this.a.containsKey(str)) {
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this.a.put(str, busResponseCallback);
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}
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}
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}
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public void unRegisterObserver(String str) {
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if (TextUtils.isEmpty(str)) {
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return;
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}
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synchronized (this.a) {
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this.a.remove(str);
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}
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}
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public static ForegroundBusResponseMgr getInstance() {
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return b;
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}
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}
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