/*
* Copyright 2013 Skynav, Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY SKYNAV, INC. AND ITS 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 SKYNAV, INC. OR ITS 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.skynav.ttv.model.smpte;
import java.net.URI;
import java.util.Set;
import com.skynav.ttv.model.ttml.TTML1StandardDesignations;
import com.skynav.ttv.util.URIs;
import static com.skynav.ttv.model.smpte.ST20522010.Constants.NAMESPACE_2010_EXTENSION;
public class ST20522010StandardDesignations extends TTML1StandardDesignations {
private static final String[] extensionDesignationStrings = new String[] {
"#data",
"#image",
"#information"
};
private Set<URI> extensionDesignations;
protected ST20522010StandardDesignations() {
populateExtensionDesignations();
}
private void populateExtensionDesignations() {
URI extensionNamespaceUri = URIs.makeURISafely(NAMESPACE_2010_EXTENSION);
if (extensionNamespaceUri != null) {
Set<URI> extensionDesignations = new java.util.HashSet<URI>(extensionDesignationStrings.length);
for (String designation : extensionDesignationStrings) {
extensionDesignations.add(extensionNamespaceUri.resolve(designation));
}
this.extensionDesignations = extensionDesignations;
}
}
public static ST20522010StandardDesignations getInstance() {
return new ST20522010StandardDesignations();
}
@Override
public boolean isStandardExtensionDesignation(URI uri) {
if (super.isStandardExtensionDesignation(uri))
return true;
else
return (extensionDesignations != null) && extensionDesignations.contains(uri);
}
}