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1 /* This Source Code Form is subject to the terms of the Mozilla Public |
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2 * License, v. 2.0. If a copy of the MPL was not distributed with this |
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3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
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4 |
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5 package org.mozilla.gecko.sync; |
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6 |
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7 |
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8 public interface BackoffHandler { |
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9 public long getEarliestNextRequest(); |
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10 |
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11 /** |
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12 * Provide a timestamp in millis before which we shouldn't sync again. |
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13 * Overrides any existing value. |
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14 * |
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15 * @param next |
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16 * a timestamp in milliseconds. |
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17 */ |
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18 public void setEarliestNextRequest(long next); |
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19 |
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20 /** |
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21 * Provide a timestamp in millis before which we shouldn't sync again. Only |
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22 * change our persisted value if it's later than the existing time. |
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23 * |
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24 * @param next |
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25 * a timestamp in milliseconds. |
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26 */ |
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27 public void extendEarliestNextRequest(long next); |
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28 |
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29 /** |
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30 * Return the number of milliseconds until we're allowed to sync again, |
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31 * or 0 if now is fine. |
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32 */ |
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33 public long delayMilliseconds(); |
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34 } |