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package org.netbeans.api.java.loaders;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.netbeans.modules.java.JavaDataLoader;
import org.netbeans.modules.java.JavaNode;
import org.openide.filesystems.FileObject;
import org.openide.loaders.DataObject;
import org.openide.loaders.DataObjectNotFoundException;
import org.openide.loaders.MultiDataObject;
import org.openide.nodes.AbstractNode;
import org.openide.nodes.Children;
import org.openide.nodes.Node;
/**
* This class contains helper methods necessary to write extensions
* of the java data support.
*
* @author Jan Pokorsky
*/
public final class JavaDataSupport {
/** singleton */
private JavaDataSupport() {
}
/**
* In case you write own data loader you should use this entry for the
* <code>.java</code> file object. The entry provides functionality like
* create from template.
* @param mdo the data object this entry will belong to
* @param javafile the file object for the entry
* @return the java entry
*/
public static MultiDataObject.Entry createJavaFileEntry(MultiDataObject mdo, FileObject javafile) {
return new JavaDataLoader.JavaFileEntry(mdo, javafile);
}
/**
* Creates a default node for a particular java file object.
* @param javafile the java file object to represent
* @return the node
*/
public static Node createJavaNode(FileObject javafile) {
try {
DataObject jdo = DataObject.find(javafile);
return new JavaNode(jdo, true);
} catch (DataObjectNotFoundException ex) {
Logger.getLogger(JavaDataSupport.class.getName()).log(Level.INFO, null, ex);
return new AbstractNode(Children.LEAF);
}
}
}
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