UnaryFilter (IoTDB: Core: TsFile 1.3.0 API)

java.lang.Object
- org.apache.iotdb.tsfile.read.filter.basic.UnaryFilter<T>

Type Parameters:

T - comparable data type

All Implemented Interfaces:

Serializable, Filter

Direct Known Subclasses:

Eq, Gt, GtEq, Lt, LtEq, NotEq
```
public abstract class UnaryFilter<T extends Comparable<T>>
extends Object
implements Filter, Serializable
```
Definition for unary filter operations.

See Also:

Serialized Form

Field Summary

Fields
Modifier and Type Field Description

protected FilterType filterType

protected T value

Constructor Summary

Constructors
Modifier Constructor Description

protected UnaryFilter()

protected UnaryFilter(T value, FilterType filterType)

Method Summary

All Methods Instance Methods Abstract Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`deserialize(ByteBuffer buffer)`
`boolean`	`equals(Object obj)`
`FilterType`	`getFilterType()`
`T`	`getValue()`
`int`	`hashCode()`
`void`	`serialize(DataOutputStream outputStream)`
`void`	`setValue(T value)`
`abstract String`	`toString()`

Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.apache.iotdb.tsfile.read.filter.basic.Filter
allSatisfy, containStartEndTime, copy, getSerializeId, getTimeRanges, reverse, satisfy, satisfy, satisfyStartEndTime, serialize

Field Detail

value

protected T extends Comparable<T> value

filterType
```
protected FilterType filterType
```

Constructor Detail

UnaryFilter
```
protected UnaryFilter()
```

UnaryFilter

protected UnaryFilter(T value,
                      FilterType filterType)

Method Detail

getValue
```
public T getValue()
```

setValue
```
public void setValue(T value)
```

getFilterType
```
public FilterType getFilterType()
```

toString
```
public abstract String toString()
```
Overrides:

toString in class Object

serialize

public void serialize(DataOutputStream outputStream)

Specified by:: serialize in interface Filter

deserialize
```
public void deserialize(ByteBuffer buffer)
```
Specified by:

deserialize in interface Filter

equals
```
public boolean equals(Object obj)
```
Overrides:

equals in class Object

hashCode
```
public int hashCode()
```
Overrides:

hashCode in class Object