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java.lang.Objectcom.drew.metadata.Metadata
public final class Metadata
A top-level object to hold various types of metadata (such as Exif or IPTC) relating to one entity (such as a file or stream). Metadata objects may contain zero or more directories. Each directory may contain zero or more tags with corresponding values.
Constructor Summary | |
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Metadata()
Creates a new instance of Metadata. |
Method Summary | |
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boolean |
containsDirectory(java.lang.Class type)
Indicates whether a given directory type has been created in this metadata repository. |
Directory |
getDirectory(java.lang.Class type)
Returns a Directory of specified type. |
int |
getDirectoryCount()
Returns a count of unique directories in this metadata collection. |
java.util.Iterator |
getDirectoryIterator()
Creates an Iterator over the tag types set against this image, preserving the order in which they were set. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public Metadata()
Method Detail |
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public java.util.Iterator getDirectoryIterator()
public int getDirectoryCount()
public Directory getDirectory(java.lang.Class type)
Directory
of specified type. If this Metadata
object already contains
such a directory, it is returned. Otherwise a new instance of this directory will be created and stored within
this Metadata object.
type
- the type of the Directory implementation required.
public boolean containsDirectory(java.lang.Class type)
type
- the Directory type
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