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/*
* Copyright (c) 2009, Harald Kuhr
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* * Neither the name of the copyright holder nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package com.twelvemonkeys.imageio.metadata;
/**
* Entry
*
* @author Harald Kuhr
* @author last modified by $Author: haraldk$
* @version $Id: Entry.java,v 1.0 Nov 11, 2009 4:21:08 PM haraldk Exp$
*/
public interface Entry {
// "tag" identifier from spec
Object getIdentifier();
// Human readable "tag" (field) name from spec
String getFieldName();
// The internal "tag" value as stored in the stream, may be a Directory
Object getValue();
// Human readable "tag" value
String getValueAsString();
//void setValue(Object pValue); // TODO: qualifiers...
// Optional, implementation/spec specific type, describing the object returned from getValue
String getTypeName();
// TODO: Or something like getValue(qualifierType, qualifierValue) + getQualifiers()/getQualifierValues
// TODO: The problem with current model is getEntry() which only has single value support
// Optional, xml:lang-support
//String getLanguage();
// Optional, XMP alt-support. TODO: Do we need both?
//Object getQualifier();
// For arrays only
int valueCount();
// TODO: getValueAsInt, UnsignedInt, Short, UnsignedShort, Byte, UnsignedByte etc
// TODO: getValueAsIntArray, ShortArray, ByteArray, StringArray etc (also for non-arrays, to return a single element array)
}
