/*
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* Copyright 2020. Huawei Technologies Co., Ltd. All rights reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package com.huawei.push.webpush;
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import com.alibaba.fastjson.annotation.JSONField;
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import com.huawei.push.util.ValidatorUtils;
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import java.util.Arrays;
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public class WebpushHeaders {
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private static String TTL_PATTERN = "[0-9]+|[0-9]+[sS]";
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private static String[] URGENCY_VALUE = {"very-low", "low", "normal", "high"};
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@JSONField(name = "ttl")
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private String ttl;
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@JSONField(name = "topic")
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private String topic;
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@JSONField(name = "urgency")
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private String urgency;
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public String getTtl() {
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return ttl;
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}
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public String getTopic() {
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return topic;
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}
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public String getUrgency() {
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return urgency;
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}
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public WebpushHeaders(Builder builder) {
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this.ttl = builder.ttl;
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this.topic = builder.topic;
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this.urgency = builder.urgency;
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}
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public void check() {
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if (this.ttl != null) {
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ValidatorUtils.checkArgument(this.ttl.matches(TTL_PATTERN), "Invalid ttl format");
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}
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if (this.urgency != null) {
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ValidatorUtils.checkArgument(Arrays.stream(URGENCY_VALUE).anyMatch(value -> value.equals(urgency)),"Invalid urgency");
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}
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}
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/**
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* builder
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*/
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public static Builder builder() {
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return new Builder();
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}
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public static class Builder {
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private String ttl;
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private String topic;
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private String urgency;
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public Builder setTtl(String ttl) {
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this.ttl = ttl;
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return this;
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}
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public Builder setTopic(String topic) {
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this.topic = topic;
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return this;
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}
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public Builder setUrgency(String urgency) {
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this.urgency = urgency;
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return this;
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}
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public WebpushHeaders build() {
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return new WebpushHeaders(this);
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}
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}
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}
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