/*
* Entagged Audio Tag library
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
package entagged.audioformats.generic;
/**
* This is a complete impelementation of
* {@link entagged.audioformats.generic.AbstractTag}.<br>
* The identifiers of commonly used fields is defined by {@link #keys}.<br>
*
* @author Rapha�l Slinckx
*/
public class GenericTag extends AbstractTag {
/**
* Implementations of {@link TagTextField} for use with
* "ISO-8859-1" strings.
*
* @author Rapha�l Slinckx
*/
private class GenericTagTextField implements TagTextField {
/**
* Stores the string.
*/
private String content;
/**
* Stores the identifier.
*/
private final String id;
/**
* Creates an instance.
*
* @param fieldId
* The identifier.
* @param initialContent
* The string.
*/
public GenericTagTextField(String fieldId, String initialContent) {
this.id = fieldId;
this.content = initialContent;
}
/**
* (overridden)
*
* @see entagged.audioformats.generic.TagField#copyContent(entagged.audioformats.generic.TagField)
*/
public void copyContent(TagField field) {
if (field instanceof TagTextField) {
this.content = ((TagTextField) field).getContent();
}
}
/**
* (overridden)
*
* @see entagged.audioformats.generic.TagTextField#getContent()
*/
public String getContent() {
return this.content;
}
/**
* (overridden)
*
* @see entagged.audioformats.generic.TagTextField#getEncoding()
*/
public String getEncoding() {
return "ISO-8859-1";
}
/**
* (overridden)
*
* @see entagged.audioformats.generic.TagField#getId()
*/
public String getId() {
return id;
}
/**
* (overridden)
*
* @see entagged.audioformats.generic.TagField#getRawContent()
*/
public byte[] getRawContent() {
return this.content == null ? new byte[] {} : this.content
.getBytes();
}
/**
* (overridden)
*
* @see entagged.audioformats.generic.TagField#isBinary()
*/
public boolean isBinary() {
return false;
}
/**
* (overridden)
*
* @see entagged.audioformats.generic.TagField#isBinary(boolean)
*/
public void isBinary(boolean b) {
/* not supported */
}
/**
* (overridden)
*
* @see entagged.audioformats.generic.TagField#isCommon()
*/
public boolean isCommon() {
return true;
}
/**
* (overridden)
*
* @see entagged.audioformats.generic.TagField#isEmpty()
*/
public boolean isEmpty() {
return this.content.equals("");
}
/**
* (overridden)
*
* @see entagged.audioformats.generic.TagTextField#setContent(java.lang.String)
*/
public void setContent(String s) {
this.content = s;
}
/**
* (overridden)
*
* @see entagged.audioformats.generic.TagTextField#setEncoding(java.lang.String)
*/
public void setEncoding(String s) {
/* Not allowed */
}
/**
* (overridden)
*
* @see java.lang.Object#toString()
*/
public String toString() {
return getId() + " : " + getContent();
}
}
/**
* Index for the "album"-identifier in {@link #keys}.
*/
public static final int ALBUM = 1;
/**
* Index for the "artist"-identifier in {@link #keys}.
*/
public static final int ARTIST = 0;
/**
* Index for the "comment"-identifier in {@link #keys}.
*/
public static final int COMMENT = 6;
/**
* Index for the "genre"-identifier in {@link #keys}.
*/
public static final int GENRE = 5;
/**
* Stores the generic identifiers of commonly used fields.
*/
private final static String[] keys = { "ARTIST", "ALBUM", "TITLE", "TRACK",
"YEAR", "GENRE", "COMMENT", };
/**
* Index for the "title"-identifier in {@link #keys}.
*/
public static final int TITLE = 2;
/**
* Index for the "track"-identifier in {@link #keys}.
*/
public static final int TRACK = 3;
/**
* Index for the "year"-identifier in {@link #keys}.
*/
public static final int YEAR = 4;
/**
* (overridden)
*
* @see entagged.audioformats.generic.AbstractTag#createAlbumField(java.lang.String)
*/
protected TagField createAlbumField(String content) {
return new GenericTagTextField(keys[ALBUM], content);
}
/**
* (overridden)
*
* @see entagged.audioformats.generic.AbstractTag#createArtistField(java.lang.String)
*/
protected TagField createArtistField(String content) {
return new GenericTagTextField(keys[ARTIST], content);
}
/**
* (overridden)
*
* @see entagged.audioformats.generic.AbstractTag#createCommentField(java.lang.String)
*/
protected TagField createCommentField(String content) {
return new GenericTagTextField(keys[COMMENT], content);
}
/**
* (overridden)
*
* @see entagged.audioformats.generic.AbstractTag#createGenreField(java.lang.String)
*/
protected TagField createGenreField(String content) {
return new GenericTagTextField(keys[GENRE], content);
}
/**
* (overridden)
*
* @see entagged.audioformats.generic.AbstractTag#createTitleField(java.lang.String)
*/
protected TagField createTitleField(String content) {
return new GenericTagTextField(keys[TITLE], content);
}
/**
* (overridden)
*
* @see entagged.audioformats.generic.AbstractTag#createTrackField(java.lang.String)
*/
protected TagField createTrackField(String content) {
return new GenericTagTextField(keys[TRACK], content);
}
/**
* (overridden)
*
* @see entagged.audioformats.generic.AbstractTag#createYearField(java.lang.String)
*/
protected TagField createYearField(String content) {
return new GenericTagTextField(keys[YEAR], content);
}
/**
* (overridden)
*
* @see entagged.audioformats.generic.AbstractTag#getAlbumId()
*/
protected String getAlbumId() {
return keys[ALBUM];
}
/**
* (overridden)
*
* @see entagged.audioformats.generic.AbstractTag#getArtistId()
*/
protected String getArtistId() {
return keys[ARTIST];
}
/**
* (overridden)
*
* @see entagged.audioformats.generic.AbstractTag#getCommentId()
*/
protected String getCommentId() {
return keys[COMMENT];
}
/**
* (overridden)
*
* @see entagged.audioformats.generic.AbstractTag#getGenreId()
*/
protected String getGenreId() {
return keys[GENRE];
}
/**
* (overridden)
*
* @see entagged.audioformats.generic.AbstractTag#getTitleId()
*/
protected String getTitleId() {
return keys[TITLE];
}
/**
* (overridden)
*
* @see entagged.audioformats.generic.AbstractTag#getTrackId()
*/
protected String getTrackId() {
return keys[TRACK];
}
/**
* (overridden)
*
* @see entagged.audioformats.generic.AbstractTag#getYearId()
*/
protected String getYearId() {
return keys[YEAR];
}
/**
* (overridden)
*
* @see entagged.audioformats.generic.AbstractTag#isAllowedEncoding(java.lang.String)
*/
protected boolean isAllowedEncoding(String enc) {
return true;
}
}