org.whaka.data

Class Row

java.lang.Object

org.whaka.data.Row

All Implemented Interfaces:

java.lang.Iterable<RowEntry<?>>

public final class Row
extends java.lang.Object
implements java.lang.Iterable<RowEntry<?>>

Represents a single row of data in the table-like structure of the Rows.

Each row is an ordered collection of RowEntry instances of various type. The main rule is that row cannot have two entries with the same ColumnKey.

Note: class doesn't override default hash-code and equals functionality! Row is immutable and unique "by instance" and may be compared by links.

Field Summary

Fields

Modifier and Type	Field and Description
java.util.List<RowEntry<?>>	entries

Constructor Summary

Constructors

Constructor and Description
Row(java.util.Collection<RowEntry<?>> entries)

Method Summary

Modifier and Type	Method and Description
java.util.List<RowEntry<?>>	getEntries()
<T> T	getValue(ColumnKey<T> key)
boolean	isPresent(ColumnKey<?> key)
java.util.Iterator<RowEntry<?>>	iterator()
java.lang.String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Field Detail

entries

public final java.util.List<RowEntry<?>> entries

Constructor Detail

Row

public Row(java.util.Collection<RowEntry<?>> entries)

Throws:

java.lang.IllegalArgumentException - if specified entries is null, empty, or contain a null value. Or if any two entries in the specified collection contain the same ColumnKey.

Method Detail

isPresent

public boolean isPresent(ColumnKey<?> key)

getValue

public <T> T getValue(ColumnKey<T> key)

Throws:

java.util.NoSuchElementException - if there's no RowEntry with the specified column key.

See Also:

isPresent(ColumnKey)

getEntries

public java.util.List<RowEntry<?>> getEntries()

iterator

public java.util.Iterator<RowEntry<?>> iterator()

Specified by:

iterator in interface java.lang.Iterable<RowEntry<?>>

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object