Extractor (webmagic 0.10.3 API)

java.lang.Object
- us.codecraft.webmagic.model.Extractor

Direct Known Subclasses:

FieldExtractor
```
public class Extractor
extends java.lang.Object
```
The object contains 'ExtractBy' information.

Since:

0.2.0

Author:

code4crafter@gmail.com

- Field Summary
  
  Fields
  Modifier and Type Field Description
  
  protected boolean multi
  
  protected boolean notNull
  
  protected Selector selector
  
  protected Source source
- Constructor Summary
  
  Constructors
  Constructor Description
  
  Extractor(Selector selector, Source source, boolean notNull, boolean multi)
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  boolean isMulti()
  
  boolean isNotNull()
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

selector
```
protected Selector selector
```

source
```
protected final Source source
```

notNull
```
protected final boolean notNull
```

multi
```
protected final boolean multi
```

Constructor Detail

Extractor

public Extractor(Selector selector,
                 Source source,
                 boolean notNull,
                 boolean multi)

Method Detail

isNotNull
```
public boolean isNotNull()
```

isMulti
```
public boolean isMulti()
```