com.drew.metadata
public abstract class TagDescriptor extends Object implements Serializable
Field Summary | |
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protected Directory | _directory |
Constructor Summary | |
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TagDescriptor(Directory directory) |
Method Summary | |
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abstract String | getDescription(int tagType)
Returns a descriptive value of the the specified tag for this image.
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This and getString(int) are the only 'get' methods that won't throw an exception.
Parameters: tagType the tag to find a description for
Returns: a description of the image's value for the specified tag, or
null
if the tag hasn't been defined.