spring ProgressUpdateEvent 源码
springboot ProgressUpdateEvent 代码
文件路径：/spring-boot-project/spring-boot-tools/spring-boot-buildpack-platform/src/main/java/org/springframework/boot/buildpack/platform/docker/ProgressUpdateEvent.java
/*
* Copyright 2012-2020 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.boot.buildpack.platform.docker;
import com.fasterxml.jackson.annotation.JsonCreator;
/**
* An {@link UpdateEvent} that includes progress information.
*
* @author Phillip Webb
* @since 2.3.0
*/
public abstract class ProgressUpdateEvent extends UpdateEvent {
private final String status;
private final ProgressDetail progressDetail;
private final String progress;
protected ProgressUpdateEvent(String status, ProgressDetail progressDetail, String progress) {
this.status = status;
this.progressDetail = (ProgressDetail.isEmpty(progressDetail)) ? null : progressDetail;
this.progress = progress;
}
/**
* Return the status for the update. For example, "Extracting" or "Downloading".
* @return the status of the update.
*/
public String getStatus() {
return this.status;
}
/**
* Return progress details if available.
* @return progress details or {@code null}
*/
public ProgressDetail getProgressDetail() {
return this.progressDetail;
}
/**
* Return a text based progress bar if progress information is available.
* @return the progress bar or {@code null}
*/
public String getProgress() {
return this.progress;
}
/**
* Provide details about the progress of a task.
*/
public static class ProgressDetail {
private final Integer current;
private final Integer total;
@JsonCreator
public ProgressDetail(Integer current, Integer total) {
this.current = current;
this.total = total;
}
/**
* Return the current progress value.
* @return the current progress
*/
public int getCurrent() {
return this.current;
}
/**
* Return the total progress possible value.
* @return the total progress possible
*/
public int getTotal() {
return this.total;
}
public static boolean isEmpty(ProgressDetail progressDetail) {
return progressDetail == null || progressDetail.current == null || progressDetail.total == null;
}
}
}
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- 本文标签： Spring Boot Java Spring
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