kopia lustrzana https://github.com/ryukoposting/Signal-Android
150 wiersze
4.4 KiB
Java
150 wiersze
4.4 KiB
Java
/**
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* Copyright (C) 2014 Open Whisper Systems
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.whispersystems.jobqueue;
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import org.whispersystems.jobqueue.requirements.Requirement;
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import java.io.Serializable;
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import java.util.LinkedList;
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import java.util.List;
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/**
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* The set of parameters that describe a {@link org.whispersystems.jobqueue.Job}.
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*/
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public class JobParameters implements Serializable {
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private transient EncryptionKeys encryptionKeys;
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private final List<Requirement> requirements;
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private final boolean isPersistent;
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private final int retryCount;
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private final String groupId;
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private JobParameters(List<Requirement> requirements,
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boolean isPersistent, String groupId,
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EncryptionKeys encryptionKeys,
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int retryCount)
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{
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this.requirements = requirements;
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this.isPersistent = isPersistent;
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this.groupId = groupId;
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this.encryptionKeys = encryptionKeys;
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this.retryCount = retryCount;
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}
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public List<Requirement> getRequirements() {
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return requirements;
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}
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public boolean isPersistent() {
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return isPersistent;
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}
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public EncryptionKeys getEncryptionKeys() {
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return encryptionKeys;
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}
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public void setEncryptionKeys(EncryptionKeys encryptionKeys) {
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this.encryptionKeys = encryptionKeys;
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}
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public int getRetryCount() {
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return retryCount;
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}
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/**
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* @return a builder used to construct JobParameters.
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*/
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public static Builder newBuilder() {
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return new Builder();
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}
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public String getGroupId() {
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return groupId;
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}
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public static class Builder {
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private List<Requirement> requirements = new LinkedList<>();
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private boolean isPersistent = false;
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private EncryptionKeys encryptionKeys = null;
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private int retryCount = 100;
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private String groupId = null;
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/**
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* Specify a {@link org.whispersystems.jobqueue.requirements.Requirement }that must be met
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* before the Job is executed. May be called multiple times to register multiple requirements.
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* @param requirement The Requirement that must be met.
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* @return the builder.
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*/
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public Builder withRequirement(Requirement requirement) {
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this.requirements.add(requirement);
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return this;
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}
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/**
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* Specify that the Job should be durably persisted to disk, so that it remains in the queue
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* across application restarts.
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* @return The builder.
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*/
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public Builder withPersistence() {
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this.isPersistent = true;
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return this;
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}
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/**
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* Specify that the job should use encryption when durably persisted to disk.
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* @param encryptionKeys The keys to encrypt the serialized job with before persisting.
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* @return the builder.
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*/
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public Builder withEncryption(EncryptionKeys encryptionKeys) {
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this.encryptionKeys = encryptionKeys;
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return this;
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}
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/**
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* Specify how many times the job should be retried if execution fails but onShouldRetry() returns
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* true.
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*
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* @param retryCount The number of times the job should be retried.
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* @return the builder.
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*/
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public Builder withRetryCount(int retryCount) {
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this.retryCount = retryCount;
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return this;
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}
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/**
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* Specify a groupId the job should belong to. Jobs with the same groupId are guaranteed to be
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* executed serially.
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*
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* @param groupId The job's groupId.
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* @return the builder.
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*/
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public Builder withGroupId(String groupId) {
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this.groupId = groupId;
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return this;
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}
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/**
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* @return the JobParameters instance that describes a Job.
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*/
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public JobParameters create() {
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return new JobParameters(requirements, isPersistent, groupId, encryptionKeys, retryCount);
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}
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}
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}
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