Class AbstractDirectory

java.lang.Object

com.twelvemonkeys.imageio.metadata.AbstractDirectory

All Implemented Interfaces:

Directory, Iterable<Entry>

Direct Known Subclasses:

AbstractCompoundDirectory, IFD, IPTCDirectory, PSDDirectory, RDFDescription

public abstract class AbstractDirectory
extends Object
implements Directory

AbstractDirectory

Version:

$Id: AbstractDirectory.java,v 1.0 Nov 11, 2009 5:31:04 PM haraldk Exp$

Field Summary

Fields

Modifier and Type	Field	Description
private final List<Entry>	entries
private final List<Entry>	unmodifiable

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	AbstractDirectory(Collection<? extends Entry> entries)

Method Summary

Modifier and Type	Method	Description
boolean	add(Entry entry)	Collection-like API
protected final void	assertMutable()	Throws UnsupportedOperationException if this directory is read-only.
boolean	equals(Object pOther)
Entry	getEntryByFieldName(String fieldName)
Entry	getEntryById(Object identifier)
int	hashCode()	Standard object support
boolean	isReadOnly()	This implementation returns true.
Iterator<Entry>	iterator()
boolean	remove(Object entry)
int	size()
String	toString()

Methods inherited from class Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface Iterable

forEach, spliterator

Field Details

entries

private final List<Entry> entries

unmodifiable

private final List<Entry> unmodifiable

Constructor Details

AbstractDirectory

protected AbstractDirectory(Collection<? extends Entry> entries)

Method Details

getEntryById

public Entry getEntryById(Object identifier)

Specified by:

getEntryById in interface Directory

getEntryByFieldName

public Entry getEntryByFieldName(String fieldName)

Specified by:

getEntryByFieldName in interface Directory

iterator

public Iterator<Entry> iterator()

Specified by:

iterator in interface Iterable<Entry>

assertMutable

protected final void assertMutable()

Throws UnsupportedOperationException if this directory is read-only.

Throws:

UnsupportedOperationException - if this directory is read-only.

See Also:

• isReadOnly()

add

public boolean add(Entry entry)

Description copied from interface: Directory

Collection-like API

Specified by:

add in interface Directory

remove

public boolean remove(Object entry)

Specified by:

remove in interface Directory

size

public int size()

Specified by:

size in interface Directory

isReadOnly

public boolean isReadOnly()

This implementation returns true. Subclasses should override this method, if the directory is mutable.

Specified by:

isReadOnly in interface Directory

Returns:

true

hashCode

public int hashCode()

Standard object support

Overrides:

hashCode in class Object

equals

public boolean equals(Object pOther)

Overrides:

equals in class Object

toString

public String toString()

Overrides:

toString in class Object