AggregatorInfoList (Apache Derby V10.14 Internals)

java.lang.Object
- java.util.AbstractCollection<E>
- - java.util.AbstractList<E>
  - - java.util.Vector<AggregatorInfo>
    - - org.apache.derby.impl.sql.execute.AggregatorInfoList

All Implemented Interfaces:

java.io.Externalizable, java.io.Serializable, java.lang.Cloneable, java.lang.Iterable<AggregatorInfo>, java.util.Collection<AggregatorInfo>, java.util.List<AggregatorInfo>, java.util.RandomAccess, Formatable, TypedFormat
```
public class AggregatorInfoList
extends java.util.Vector<AggregatorInfo>
implements Formatable
```
Vector of AggergatorInfo objects.

See Also:

Vector, Serialized Form

Field Summary
- Fields inherited from class java.util.Vector
  capacityIncrement, elementCount, elementData
- Fields inherited from class java.util.AbstractList
  modCount

Constructor Summary

Constructors
Constructor Description

AggregatorInfoList()
Niladic constructor for Formatable

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`int`	`getTypeFormatId()`	Get the formatID which corresponds to this class.
`boolean`	`hasDistinct()`	Indicate whether i have a distinct or not.
`void`	`readExternal(java.io.ObjectInput in)`
`void`	`writeExternal(java.io.ObjectOutput out)`

Methods inherited from class java.util.Vector
add, add, addAll, addAll, addElement, capacity, clear, clone, contains, containsAll, copyInto, elementAt, elements, ensureCapacity, equals, firstElement, forEach, get, hashCode, indexOf, indexOf, insertElementAt, isEmpty, iterator, lastElement, lastIndexOf, lastIndexOf, listIterator, listIterator, remove, remove, removeAll, removeAllElements, removeElement, removeElementAt, removeIf, removeRange, replaceAll, retainAll, set, setElementAt, setSize, size, sort, spliterator, subList, toArray, toArray, toString, trimToSize

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

Methods inherited from interface java.util.Collection
parallelStream, stream, toArray

- Constructor Detail
  - AggregatorInfoList
```
public AggregatorInfoList()
```
    Niladic constructor for Formatable
- Method Detail
  - hasDistinct
```
public boolean hasDistinct()
```
    Indicate whether i have a distinct or not.
    
    Returns:
    
    indicates if there is a distinct
  - writeExternal
```
public void writeExternal(java.io.ObjectOutput out)
                   throws java.io.IOException
```
    Specified by:
    
    writeExternal in interface java.io.Externalizable
    
    Throws:
    
    java.io.IOException - thrown on error
  - readExternal
```
public void readExternal(java.io.ObjectInput in)
                  throws java.io.IOException,
                         java.lang.ClassNotFoundException
```
    Specified by:
    
    readExternal in interface java.io.Externalizable
    
    Throws:
    
    java.io.IOException - on error
    
    java.lang.ClassNotFoundException - on error
    
    See Also:
    
    Externalizable.readExternal(java.io.ObjectInput)
  - getTypeFormatId
```
public int getTypeFormatId()
```
    Get the formatID which corresponds to this class.
    
    Specified by:
    
    getTypeFormatId in interface TypedFormat
    
    Returns:
    
    the formatID of this class