本文整理了Java中org.apache.sling.commons.json.JSONObject.optLong()方法的一些代码示例，展示了JSONObject.optLong()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。JSONObject.optLong()方法的具体详情如下：
包路径：org.apache.sling.commons.json.JSONObject
类名称：JSONObject
方法名：optLong

JSONObject.optLong介绍

[英]Get an optional long value associated with a key, or zero if there is no such key or if the value is not a number. If the value is a string, an attempt will be made to evaluate it as a number.
[中]获取与键关联的可选长值，如果没有此类键或该值不是数字，则获取零。如果该值是字符串，将尝试将其作为数字计算。

代码示例

代码示例来源：origin: org.apache.sling/org.apache.sling.commons.json

/**
 * Get an optional long value associated with a key,
 * or zero if there is no such key or if the value is not a number.
 * If the value is a string, an attempt will be made to evaluate it as
 * a number.
 *
 * @param key   A key string.
 * @return      An object which is the value.
 */
public long optLong(String key) {
  return optLong(key, 0);
}

代码示例来源：origin: com.adobe.acs/acs-aem-commons-bundle

final Long ts = params.optLong(PARAM_OLDER_THAN);
if (ts != null && ts > 0) {
  olderThan = Calendar.getInstance();