AndSource (Gerrit Review Plugin API Documentation)

java.lang.Object
- com.google.gerrit.index.query.Predicate<T>
- - com.google.gerrit.index.query.AndPredicate<T>
  - - com.google.gerrit.index.query.AndSource<T>

All Implemented Interfaces:

DataSource<T>, Matchable<T>, Comparator<Predicate<T>>

Direct Known Subclasses:

AndChangeSource
```
public class AndSource<T>
extends AndPredicate<T>
implements DataSource<T>, Comparator<Predicate<T>>
```

Field Summary

Fields
Modifier and Type Field Description

protected DataSource<T> source

Constructor Summary

Constructors
Constructor	Description
`AndSource(Predicate<T> that, IsVisibleToPredicate<T> isVisibleToPredicate)`
`AndSource(Predicate<T> that, IsVisibleToPredicate<T> isVisibleToPredicate, int start)`
`AndSource(Collection<? extends Predicate<T>> that)`
`AndSource(Collection<? extends Predicate<T>> that, IsVisibleToPredicate<T> isVisibleToPredicate, int start)`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`int`	`compare(Predicate<T> a, Predicate<T> b)`
`int`	`getCardinality()`
`boolean`	`isMatchable()`
`boolean`	`match(T object)`	Does this predicate match this object?
`ResultSet<T>`	`read()`
`ResultSet<FieldBundle>`	`readRaw()`
`protected List<T>`	`transformBuffer(List<T> buffer)`

Methods inherited from class com.google.gerrit.index.query.AndPredicate
copy, equals, getChild, getChildCount, getChildren, getCost, hashCode, toString

Methods inherited from class com.google.gerrit.index.query.Predicate
and, and, any, asMatchable, estimateCost, getLeafCount, not, or, or

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

Methods inherited from interface java.util.Comparator
equals, reversed, thenComparing, thenComparing, thenComparing, thenComparingDouble, thenComparingInt, thenComparingLong

Field Detail
- source
```
protected final DataSource<T> source
```

Constructor Detail

AndSource

public AndSource(Collection<? extends Predicate<T>> that)

AndSource

public AndSource(Predicate<T> that,
                 IsVisibleToPredicate<T> isVisibleToPredicate)

AndSource

public AndSource(Predicate<T> that,
                 IsVisibleToPredicate<T> isVisibleToPredicate,
                 int start)

AndSource

public AndSource(Collection<? extends Predicate<T>> that,
                 IsVisibleToPredicate<T> isVisibleToPredicate,
                 int start)

Method Detail
- read
```
public ResultSet<T> read()
```
  Specified by:
  
  read in interface DataSource<T>
  
  Returns:
  
  read from the database and return the results.
- readRaw
```
public ResultSet<FieldBundle> readRaw()
```
  Specified by:
  
  readRaw in interface DataSource<T>
  
  Returns:
  
  read from the database and return the raw results.
- isMatchable
```
public boolean isMatchable()
```
  Overrides:
  
  isMatchable in class AndPredicate<T>
- match
```
public boolean match(T object)
```
  Description copied from interface: Matchable
  
  Does this predicate match this object?
  
  Specified by:
  
  match in interface Matchable<T>
  
  Overrides:
  
  match in class AndPredicate<T>
- transformBuffer
```
protected List<T> transformBuffer(List<T> buffer)
```
- getCardinality
```
public int getCardinality()
```
  Specified by:
  
  getCardinality in interface DataSource<T>
  
  Returns:
  
  an estimate of the number of results from DataSource.read().
- compare
```
public int compare(Predicate<T> a,
                   Predicate<T> b)
```
  Specified by:
  
  compare in interface Comparator<T>