ObjectMapper objectMapper = JsonMapper.builder()
.serializationInclusion(JsonInclude.Include.NON_NULL) // 序列化时忽略值为null的字段
.disable(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES) // 反序列化时忽略未知字段
.enable(JsonReadFeature.ALLOW_SINGLE_QUOTES) // 键和值：可以用单引号
.enable(JsonReadFeature.ALLOW_BACKSLASH_ESCAPING_ANY_CHARACTER) // 字符串值：可以通过转义换行符来跨越多行
.enable(JsonReadFeature.ALLOW_TRAILING_COMMA) // 对象或数组：可以有一个尾随逗号
.enable(JsonReadFeature.ALLOW_UNESCAPED_CONTROL_CHARS) // 允许有未转义的控制符
.enable(JsonReadFeature.ALLOW_JAVA_COMMENTS) // 允许单行和多行注释
.build();
CronExpression based on the specified
parameter.CronExpression as a copy of an existing
instance.Date.toString()NetworkInterfaceTreeNode.mount(List, boolean, boolean, Comparator)
Note：为了构建复杂表头，保证左侧的叶子节点必须排在右侧叶子节点前面，此处不能用广度优先搜索策略
TreeNode.mount(List, boolean, boolean, Comparator)
public abstract class BaseEntity<I> {
private I id;
}
public class BeanClass extends BaseEntity<String> {}
CronExpression will match.
public abstract class ClassA<T> {
public void method(T arg) {}
}
public class ClassB extends classA<String>{}
public abstract class ClassA<T> {
public T method() {}
}
public class ClassB extends classA<String>{}
CronExpression matches.CronExpression
will be resolved.Iterator<Object> around
the content of this Tuple.Date java.util.Date, none zone offset, Thread safe.java.time.LocalDateTime, none zone offset.Math.log10(double) 求以10为底n的对数（lg）
Math.log(double) 以e为底n的对数（自然对数，ln）
Math.log1p(double) 以e为底n+1的对数Date values.Date values.
MultiwayTreePrinter<File> printer = new MultiwayTreePrinter<>(
System.out,
File::getName,
f -> Optional.ofNullable(f.listFiles()).map(Arrays::asList).orElse(Collections.emptyList())
);
printer.print(new File("/path/dir"));
ClassUtils.newInstance(Class, Class[], Object[])}
ClassUtils.newInstance(Tuple3.class, new Object[]{1, 2, 3})
ClassUtils.newInstance(Tuple2.class, new Object[]{new String[]{"a", "b"}, new Integer[]{1, 2}}) Null class is representing unable instance objectbaseexponent.Void)，以及这些数据类型间的转换规则
+----------+-------+------+-----+-------+------+------+---------+
| double | float | long | int | short | char | byte | boolean |
+----------+-------+------+-----+-------+------+------+---------+
CronExpression
will be resolved.Tuple into a plain Object[].Object#toString() method, implemented to json string.Tuple into a List<Object>.Map of enums by name.Map of enumCronExpressionMapPropertySource
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