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edu.harvard.hul.ois.jhove.viewer.RepTreeRoot Maven / Gradle / Ivy

/**********************************************************************
 * Jhove - JSTOR/Harvard Object Validation Environment
 * Copyright 2003-2005 by JSTOR and the President and Fellows of Harvard College
 **********************************************************************/

package edu.harvard.hul.ois.jhove.viewer;

import java.util.*;
import java.text.DateFormat;
import javax.swing.tree.*;
import edu.harvard.hul.ois.jhove.*;

/**
 *  This subclass of DefaultMutableTreeNode simply adds a
 *  method for constructing the tree.  All nodes in the tree
 *  except for the root will be plain DefaultMutablereeNodes.
 */
public class RepTreeRoot extends DefaultMutableTreeNode 
{
    /******************************************************************
     * PRIVATE INSTANCE FIELDS.
     ******************************************************************/

    private RepInfo _info;
    private Property _repProp;
    private App _app;
    private JhoveBase _base;
    private boolean _rawOutput;
    private DateFormat _dateFmt;

    /* Sample rate. */
    private double _sampleRate;

    /**
     *  Constructor.
     *  @param info  The RepInfo object whose contents are to
     *               be displayed.
     *  @param app   The App object under which we're operating.
     */
    public RepTreeRoot (RepInfo info, App app, JhoveBase base) 
    {
        super (info.getUri());
        _info = info;
        _app = app;
        _base = base;
        _rawOutput = _base.getShowRawFlag ();

        // Set the DateFormat for displaying the module date.
        _dateFmt = DateFormat.getDateInstance ();
        
        // Snarf everything up into the tree.
        
        snarfRepInfo ();
    }
    
    /**
     *  Constructs a DefaultMutableTreeNode representing a property
     */
    private DefaultMutableTreeNode propToNode (Property pProp)
    {
        PropertyArity arity = pProp.getArity ();
        PropertyType typ = pProp.getType ();
        Object pValue = pProp.getValue ();
        if (arity == PropertyArity.SCALAR) {
            if (typ == PropertyType.NISOIMAGEMETADATA) {
                // NISO Image metadata is a world of its own.
                NisoImageMetadata nData = (NisoImageMetadata) pValue;
                return nisoToNode (nData);
            }
            else if (typ == PropertyType.AESAUDIOMETADATA) {
                // AES audio metadata is another world.
                AESAudioMetadata aData = (AESAudioMetadata) pValue;
                return aesToNode (aData);
            }
            else if (typ == PropertyType.TEXTMDMETADATA) {
                // textMD metadata is another world.
                TextMDMetadata tData = (TextMDMetadata) pValue;
                return textMDToNode(tData);
            }
            else if (typ == PropertyType.PROPERTY) {
                if ("TextMDMetadata".equals(pProp.getName())) {
                    TextMDMetadata tData = (TextMDMetadata) pValue;
                    return textMDToNode (tData);
                }
                // A scalar property of type Property -- seems 
                // pointless, but we handle it.
                DefaultMutableTreeNode val = 
                        new DefaultMutableTreeNode (pProp.getName ());
                val.add (propToNode ((Property) pValue));
                return val;
            }
            else {
                // Simple types: just use name plus string value.
                DefaultMutableTreeNode val = new DefaultMutableTreeNode 
                        (pProp.getName () + ": " + pValue.toString ());
                return val;
            }
        }
        // Compound properties.  The text of the node is the
        // property name.
        DefaultMutableTreeNode val = 
            new DefaultMutableTreeNode (pProp.getName ());
        if (arity == PropertyArity.ARRAY) {
            addArrayMembers (val, pProp);
        }
        else if (arity == PropertyArity.LIST) {
            addListMembers (val, pProp);
        }
        else if (arity == PropertyArity.MAP) {
            addMapMembers (val, pProp);
        }
        else if (arity == PropertyArity.SET) {
            addSetMembers (val, pProp);
        }
        return val;
    }
    
    
    
    
    /**
     *  Find the index of an object in its parent.
     *  Understands the Jhove property structure.
     */
    public int getIndexOfChild (Object parent, Object child) 
    {
        Property pProp = (Property) parent;
        PropertyArity arity = pProp.getArity ();
        // For Lists, Maps, and Sets we construct an Iterator.
        Iterator iter = null;
        if (arity == PropertyArity.SET || 
                arity == PropertyArity.LIST ||
                arity == PropertyArity.MAP) {
            if (arity == PropertyArity.SET) {
                Set set = (Set) pProp.getValue ();
                iter = set.iterator ();
            }
            else if (arity == PropertyArity.MAP) {
                Map map = (Map) pProp.getValue ();
                iter = map.values().iterator ();
            }
            else {
                List list = (List) pProp.getValue ();
                iter = list.iterator ();
            }
            for (int i = 0;; i++) {
                if (!iter.hasNext ()) {
                    return 0;           // Should never happen
                }
                else if (iter.next () == child) {
                    return i;
                }
            }
        }
        // OK, that was the easy one.  Now for that damn array arity.
        // In the case of non-object types, we can't actually tell which 
        // position matches the object, so we return 0 and hope it doesn't
        // mess things up too much.
        PropertyType propType = pProp.getType ();
        java.util.Date[] dateArray = null;
        Property[] propArray = null;
        Rational[] rationalArray = null;
        Object[] objArray = null;
        int n = 0;
   
        //if (child instanceof LeafHolder) {
        //    return ((LeafHolder) child).getPosition ();
        //}
        //else 
        if (PropertyType.DATE == propType) {
            dateArray = (java.util.Date []) pProp.getValue ();
            n = dateArray.length;
        }
        else if (PropertyType.OBJECT == propType) {
            objArray = (Object []) pProp.getValue ();
            n = objArray.length;
        }
        else if (PropertyType.RATIONAL == propType) {
            rationalArray = (Rational []) pProp.getValue ();
            n = rationalArray.length;
        }
        else if (PropertyType.PROPERTY == propType) {
            propArray = (Property []) pProp.getValue ();
            n = propArray.length;
        }
        else {
            return 0;               // non-object array type
        }
   
        for (int i = 0; i < n; i++) {
            Object elem = null;
            if (PropertyType.DATE == propType) {
                elem = dateArray[i];
            }
            else if (PropertyType.OBJECT == propType) {
                elem = objArray[i];
            }
            else if (PropertyType.RATIONAL == propType) {
                elem = rationalArray[i];
            }
            else if (PropertyType.PROPERTY == propType) {
                elem = propArray[i];
            }
            if (elem == child) {
                return i;
            }
        }
        return 0;                   // somehow fell through
    }
    
    
    
    
    
    
    private void snarfRepInfo ()
    {
        // This node has two children, for the module and the RepInfo 

        Module module = _info.getModule ();
        if (module != null) {
            // Create a subnode for the module, which has three
            // leaf children.
            DefaultMutableTreeNode moduleNode = 
                    new DefaultMutableTreeNode ("Module");
            moduleNode.add (new DefaultMutableTreeNode 
                (module.getName (), false));
            moduleNode.add (new DefaultMutableTreeNode 
                ("Release: " + module.getRelease (), false));
            moduleNode.add (new DefaultMutableTreeNode
                ("Date: " + _dateFmt.format (module.getDate ()), false));
            add (moduleNode);
        }
        
        DefaultMutableTreeNode infoNode =
                new DefaultMutableTreeNode ("RepInfo");
        infoNode.add (new DefaultMutableTreeNode
                ("URI: " + _info.getUri (), false));
        Date dt = _info.getCreated ();
        if (dt != null) {
            infoNode.add (new DefaultMutableTreeNode
                ("Created: " + dt.toString (), false));
        }
        dt = _info.getLastModified ();
        if (dt != null) {
            infoNode.add (new DefaultMutableTreeNode
                ("LastModified: " + dt.toString (), false));
        }
        long sz = _info.getSize ();
        if (sz != -1) {
            infoNode.add (new DefaultMutableTreeNode
                ("Size: " + Long.toString (sz), false));
        }
        String s = _info.getFormat ();
        if (s != null) {
            infoNode.add (new DefaultMutableTreeNode
                ("Format: " + s, false));
        }
        s = _info.getVersion ();
        if (s != null) {
            infoNode.add (new DefaultMutableTreeNode
                ("Version: " + s, false));
        }
        String wfStr;
        switch (_info.getWellFormed ()) {
            case RepInfo.TRUE:
                wfStr = "Well-Formed";
                break;
            case RepInfo.FALSE:
                wfStr = "Not well-formed";
                break;
            default:
                wfStr = "Unknown";
                break;
        }
        if (_info.getWellFormed () == RepInfo.TRUE) {
            switch (_info.getValid ()) {
                case RepInfo.TRUE:
                wfStr += " and valid";
                break;
            
                case RepInfo.FALSE:
                wfStr += ", but not valid";
                break;
                
                // case UNDETERMINED: add nothing
            }
        }
        infoNode.add (new DefaultMutableTreeNode 
                        ("Status: " + wfStr, false));

        // Report modules that said their signatures match
        List sigList = _info.getSigMatch();
        if (sigList != null && sigList.size () > 0) {
            DefaultMutableTreeNode sigNode =
                new DefaultMutableTreeNode ("SignatureMatches");
            infoNode.add (sigNode);
            for (int i = 0; i < sigList.size (); i++) {
                DefaultMutableTreeNode sNode =
                    new DefaultMutableTreeNode ((String) sigList.get (i));
                sigNode.add(sNode);
            }
        }
        // Compile a list of messages and offsets into a subtree
        List messageList = _info.getMessage ();
        if (messageList != null && messageList.size() > 0) {
            DefaultMutableTreeNode msgNode = 
                new DefaultMutableTreeNode  ("Messages");
            infoNode.add (msgNode);
            int i;
            for (i = 0; i < messageList.size(); i++) {
                Message msg = (Message) messageList.get (i);
                String prefix;
                if (msg instanceof InfoMessage) {
                    prefix = "InfoMessage: ";
                }
                else if (msg instanceof ErrorMessage) {
                    prefix = "ErrorMessage: ";
                }
                else {
                    prefix = "Message: ";
                }
                DefaultMutableTreeNode mNode =
                        new DefaultMutableTreeNode 
                        (prefix + msg.getMessage ());
                String subMessage = msg.getSubMessage ();
                if (subMessage != null) {
                    mNode.add (new DefaultMutableTreeNode
                            ("SubMessage: " + subMessage));
                }
                long offset = -1;
                if (msg instanceof ErrorMessage) {
                    offset = ((ErrorMessage) msg).getOffset ();
                }
                // 
                // If the offset is positive, we give the message node
                // a child with the offset value.
                if (offset >= 0) {
                    mNode.add (new DefaultMutableTreeNode
                        ("Offset: " + Long.toString (offset)));
                }
                else if (subMessage == null) {
                    mNode.setAllowsChildren (false);
                }
                msgNode.add (mNode);
            }
        }
        
        s = _info.getMimeType ();
        if (s != null) {
            infoNode.add (new DefaultMutableTreeNode 
                        ("MimeType: " + s, false));
        }

        // Compile a list of profile strings into a string list
        List profileList = _info.getProfile ();
        if (profileList != null && profileList.size() > 0) {
            DefaultMutableTreeNode profNode = 
                new DefaultMutableTreeNode ("Profiles");
            infoNode.add (profNode);
            int i;
            for (i = 0; i < profileList.size(); i++) {
                profNode.add (new DefaultMutableTreeNode
                        ((String) profileList.get (i), false));
            }
        }

        // Here we come to the property map. We have to walk
        // through all the properties recursively, turning
        // each into a leaf or subtree.
        Map map = _info.getProperty ();
        if (map != null) {
            Iterator iter = map.keySet ().iterator ();
            while (iter.hasNext ()) {
                String key = (String) iter.next ();
                Property property = _info.getProperty (key);
                infoNode.add (propToNode (property));
            }
        }
        
        List cksumList = _info.getChecksum();
        if (cksumList != null && cksumList.size () > 0) {
            DefaultMutableTreeNode ckNode = 
                new DefaultMutableTreeNode ("Checksums");
            infoNode.add (ckNode);
            int n = cksumList.size ();
            //List cPropList = new LinkedList ();
            for (int i = 0; i < n; i++) {
                Checksum cksum = (Checksum) cksumList.get (i);
                String val = cksum.getValue ();
                DefaultMutableTreeNode csNode =
                    new DefaultMutableTreeNode ("Checksum");
                ckNode.add (csNode);
                csNode.add (new DefaultMutableTreeNode
                    ("Type:" + cksum.getType ().toString (), false));
                csNode.add (new DefaultMutableTreeNode
                    ("Checksum: " + val, false));
            }
        }
        
        s = _info.getNote ();
        if (s != null) {
            infoNode.add (new DefaultMutableTreeNode
                ("Note: " + s, false));
        }
        add (infoNode);
    }

    /* Add the members of an array property to a node. 
       The property must be of arity ARRAY. */
    private void addArrayMembers (DefaultMutableTreeNode node, Property p)
    {
        int i;
        Object pVal = p.getValue ();
        PropertyType typ = p.getType ();
        if (typ == PropertyType.INTEGER) {
            int[] ar = (int []) pVal;
            for (i = 0; i < ar.length; i++) {
                node.add (new DefaultMutableTreeNode 
                    (new Integer (ar[i])));
            }
        }
        else if (typ == PropertyType.LONG) {
            long[] ar = (long []) pVal;
            for (i = 0; i < ar.length; i++) {
                node.add (new DefaultMutableTreeNode 
                    (new Long (ar[i])));
            }
        }
        else if (typ == PropertyType.BOOLEAN) {
            boolean[] ar = (boolean []) pVal;
            for (i = 0; i < ar.length; i++) {
                node.add (new DefaultMutableTreeNode 
                    (new Boolean (ar[i])));
            }
        }
        else if (typ == PropertyType.CHARACTER) {
            char[] ar = (char []) pVal;
            for (i = 0; i < ar.length; i++) {
                node.add (new DefaultMutableTreeNode 
                    (new Character (ar[i])));
            }
        }
        else if (typ == PropertyType.DOUBLE) {
            double[] ar = (double []) pVal;
            for (i = 0; i < ar.length; i++) {
                node.add (new DefaultMutableTreeNode 
                    (new Double (ar[i])));
            }
        }
        else if (typ == PropertyType.FLOAT) {
            float[] ar = (float []) pVal;
            for (i = 0; i < ar.length; i++) {
                node.add (new DefaultMutableTreeNode 
                    (new Float (ar[i])));
            }
        }
        else if (typ == PropertyType.SHORT) {
            short[] ar = (short []) pVal;
            for (i = 0; i < ar.length; i++) {
                node.add (new DefaultMutableTreeNode 
                    (new Short (ar[i])));
            }
        }
        else if (typ == PropertyType.BYTE) {
            byte[] ar = (byte []) pVal;
            for (i = 0; i < ar.length; i++) {
                node.add (new DefaultMutableTreeNode 
                    (new Byte (ar[i])));
            }
        }
        else if (typ == PropertyType.STRING) {
            String[] ar = (String []) pVal;
            for (i = 0; i < ar.length; i++) {
                node.add (new DefaultMutableTreeNode (ar[i]));
            }
        }
        else if (typ == PropertyType.RATIONAL) {
            Rational[] ar = (Rational []) pVal;
            for (i = 0; i < ar.length; i++) {
                node.add (new DefaultMutableTreeNode (ar[i]));
            }
        }
        else if (typ == PropertyType.PROPERTY) {
            Property[] ar = (Property []) pVal;
            for (i = 0; i < ar.length; i++) {
                node.add (propToNode (ar[i]));
            }
        }
        else if (typ == PropertyType.NISOIMAGEMETADATA) {
            NisoImageMetadata[] ar = (NisoImageMetadata[]) pVal;
            for (i = 0; i < ar.length; i++) {
                node.add (nisoToNode (ar[i]));
            }
        }
        else if (typ == PropertyType.OBJECT) {
            Object[] ar = (Object []) pVal;
            for (i = 0; i < ar.length; i++) {
                node.add (new DefaultMutableTreeNode (ar[i]));
            }
        }
    }

    /* Add the members of a list property to a node. 
       The property must be of arity LIST. */
    private void addListMembers (DefaultMutableTreeNode node, Property p)
    {
        List l = (List) p.getValue ();
        PropertyType ptyp = p.getType ();
        Iterator iter = l.listIterator ();
        while (iter.hasNext ()) {
            Object item = iter.next ();
            if (ptyp == PropertyType.PROPERTY) {
                node.add (propToNode ((Property) item));
            }
            else if (ptyp == PropertyType.NISOIMAGEMETADATA) {
                node.add (nisoToNode ((NisoImageMetadata) item));
            }
            else {
                // Simple objects just need a leaf.
                node.add (new DefaultMutableTreeNode (item, false));
            }
        }
    }


    /* Add the members of a set property to a node. 
       The property must be of arity SET. */
    private void addSetMembers (DefaultMutableTreeNode node, Property p)
    {
        Set s = (Set) p.getValue ();
        PropertyType ptyp = p.getType ();
        Iterator iter = s.iterator ();
        while (iter.hasNext ()) {
            Object item = iter.next ();
            if (ptyp == PropertyType.PROPERTY) {
                node.add (propToNode ((Property) item));
            }
            else if (ptyp == PropertyType.NISOIMAGEMETADATA) {
                node.add (nisoToNode ((NisoImageMetadata) item));
            }
            else {
                // Simple objects just need a leaf.
                node.add (new DefaultMutableTreeNode (item, false));
            }
        }
    }


    /* Add the members of a map property to a node. 
       The property must be of arity MAP. */
    private void addMapMembers (DefaultMutableTreeNode node, Property p)
    {
        Map m = (Map) p.getValue ();
        PropertyType ptyp = p.getType ();
        //Iterator iter = m.values ().iterator ();
        Iterator iter = m.keySet ().iterator ();
        while (iter.hasNext ()) {
            DefaultMutableTreeNode itemNode;
            String key = (String) iter.next ();
            Object item = m.get (key);
            //Object item = iter.next ();
            if (ptyp == PropertyType.PROPERTY) {
                itemNode = (propToNode ((Property) item));
            }
            else if (ptyp == PropertyType.NISOIMAGEMETADATA) {
                itemNode = (nisoToNode ((NisoImageMetadata) item));
            }
            else {
                // Simple objects just need a leaf.
                itemNode = (new DefaultMutableTreeNode (item, true));
            }
            node.add (itemNode);
            
            // Add a subnode for the key
            itemNode.setAllowsChildren (true);
            itemNode.add (new DefaultMutableTreeNode ("Key: " + key, false));
        }
    }

    /* Function for turning the AES metadata into a subtree. */
    private DefaultMutableTreeNode aesToNode (AESAudioMetadata aes)
    {
	_sampleRate = aes.getSampleRate ();

        DefaultMutableTreeNode val =
                 new DefaultMutableTreeNode ("AESAudioMetadata", true);
        String s = aes.getAnalogDigitalFlag();
        if (s != null) {
            val.add (new DefaultMutableTreeNode
                ("AnalogDigitalFlag: " + s, false));
            // The "false" argument signifies this will have no subnodes
        }
        s = aes.getSchemaVersion ();
        if (s != null) {
            val.add (new DefaultMutableTreeNode
                ("SchemaVersion: " + s, false));
        }
        s = aes.getFormat ();
        if (s != null) {
            DefaultMutableTreeNode fmt = new DefaultMutableTreeNode
                ("Format: " + s, true);
            val.add (fmt);
            String v = aes.getSpecificationVersion ();
            if (v != null) {
                fmt.add (new DefaultMutableTreeNode
                    ("SpecificationVersion: " + v, false));
            }
        }
        s = aes.getAppSpecificData();
        if (s != null) {
            val.add (new DefaultMutableTreeNode
                ("AppSpecificData: " + s, false));
        }
        s = aes.getAudioDataEncoding ();
        if (s != null) {
            val.add (new DefaultMutableTreeNode
                ("AudioDataEncoding: " + s, false));
        }
        int in = aes.getByteOrder();
        if (in != AESAudioMetadata.NULL) {
            val.add (new DefaultMutableTreeNode
                ("ByteOrder: " + (in == AESAudioMetadata.BIG_ENDIAN ?
                  "BIG_ENDIAN" : "LITTLE_ENDIAN")));
        }
        long lin = aes.getFirstSampleOffset ();
        if (lin != AESAudioMetadata.NULL) {
            val.add (new DefaultMutableTreeNode
                ("FirstSampleOffset: " + Long.toString (lin)));
        }
        String[] use = aes.getUse ();
        if (use != null) {
            DefaultMutableTreeNode u = 
                    new DefaultMutableTreeNode ("Use", true);
            val.add (u);
            u.add (new DefaultMutableTreeNode ("UseType: " + use[0], false));
            u.add (new DefaultMutableTreeNode ("OtherType: " + use[1], false));
        }
        s = aes.getPrimaryIdentifier();
        if (s != null) {
            String t= aes.getPrimaryIdentifierType ();
            DefaultMutableTreeNode pi = new DefaultMutableTreeNode
                 ("PrimaryIdentifier: " + s, true);
            val.add (pi);
            if (t != null) {
                pi.add (new DefaultMutableTreeNode 
                        ("IdentifierType: " + t));
            }
        }
        // Add the face information, which is mostly filler.
        // In the general case, it can contain multiple Faces;
        // this isn't supported yet.
        List facelist = aes.getFaceList ();
        if (!facelist.isEmpty ()) {
            AESAudioMetadata.Face f = 
                (AESAudioMetadata.Face) facelist.get(0);

            DefaultMutableTreeNode face =
                    new DefaultMutableTreeNode ("Face", true);
            DefaultMutableTreeNode timeline =
                    new DefaultMutableTreeNode ("TimeLine", true);
            AESAudioMetadata.TimeDesc startTime = f.getStartTime();
            if (startTime != null) {
                addAESTimeRange (timeline, startTime, f.getDuration ());
            }
            face.add (timeline);
            
            // For the present, assume just one face region
            AESAudioMetadata.FaceRegion facergn = f.getFaceRegion (0);
            DefaultMutableTreeNode region =
                    new DefaultMutableTreeNode ("Region", true);
            timeline = new DefaultMutableTreeNode ("TimeRange", true);
            addAESTimeRange (timeline, 
                    facergn.getStartTime (), facergn.getDuration ());
            region.add (timeline);
            int nchan = aes.getNumChannels ();
            if (nchan != AESAudioMetadata.NULL) {
                String[] locs = aes.getMapLocations ();
                region.add (new DefaultMutableTreeNode
                        ("NumChannels: " + Integer.toString (nchan), false));
                for (int ch = 0; ch < nchan; ch++) {
                    // write a stream element for each channel
                    DefaultMutableTreeNode stream =
                            new DefaultMutableTreeNode ("Stream", true);
                    region.add (stream);
                    stream.add (new DefaultMutableTreeNode 
                        ("ChannelAssignment: " + locs[ch], false));
                }
            }
            face.add (region);         
            val.add (face);
        }
        // In the general case, a FormatList can contain multiple
        // FormatRegions.  This doesn't happen with any of the current
        // modules; if it's needed in the future, simply set up an
        // iteration loop on formatList.
        List flist = aes.getFormatList ();
        if (!flist.isEmpty ()) {
            AESAudioMetadata.FormatRegion rgn = 
                (AESAudioMetadata.FormatRegion) flist.get(0);
            int bitDepth = rgn.getBitDepth ();
            double sampleRate = rgn.getSampleRate ();
            int wordSize = rgn.getWordSize ();
            String[] bitRed = rgn.getBitrateReduction ();
            // Build a FormatRegion subtree if at least one piece of data
            // that goes into it is present.
            if (bitDepth != AESAudioMetadata.NULL ||
                    sampleRate != AESAudioMetadata.NILL ||
                    wordSize != AESAudioMetadata.NULL) {
                DefaultMutableTreeNode formatList =
                        new DefaultMutableTreeNode ("FormatList", true);
                DefaultMutableTreeNode formatRegion = 
                        new DefaultMutableTreeNode ("FormatRegion", true);
                if (bitDepth != AESAudioMetadata.NULL) {
                    formatRegion.add (new DefaultMutableTreeNode
                        ("BitDepth: " + Integer.toString (bitDepth), false));
                }
                if (sampleRate != AESAudioMetadata.NILL) {
                    formatRegion.add (new DefaultMutableTreeNode
                        ("SampleRate: " + Double.toString (sampleRate), false));
                }
                if (wordSize != AESAudioMetadata.NULL) {
                    formatRegion.add (new DefaultMutableTreeNode
                        ("WordSize: " + Integer.toString (bitDepth), false));
                }
                if (bitRed != null) {
                    DefaultMutableTreeNode br = 
                            new DefaultMutableTreeNode ("BitrateReduction", true);
                    br.add (new DefaultMutableTreeNode
                        ("codecName: " + bitRed[0], false));
                    br.add (new DefaultMutableTreeNode
                        ("codecNameVersion: " + bitRed[1], false));
                    br.add (new DefaultMutableTreeNode
                        ("codecCreatorApplication: " + bitRed[2], false));
                    br.add (new DefaultMutableTreeNode
                        ("codecCreatorApplicationVersion: " + bitRed[3], false));
                    br.add (new DefaultMutableTreeNode
                        ("codecQuality: " + bitRed[4], false));
                    br.add (new DefaultMutableTreeNode
                        ("dataRate: " + bitRed[5], false));
                    br.add (new DefaultMutableTreeNode
                        ("dataRateMode: " + bitRed[6], false));
                    formatRegion.add (br);
                }
                formatList.add (formatRegion);
                val.add (formatList);
            }
        }
        
        return val;
    }

    private void addAESTimeRange (DefaultMutableTreeNode parent,
				  AESAudioMetadata.TimeDesc start,
				  AESAudioMetadata.TimeDesc duration)
    {
        // Put the start time in
        DefaultMutableTreeNode node =
                new DefaultMutableTreeNode ("Start", true);
        // Put in boilerplate to match the AES schema
        node.add (new DefaultMutableTreeNode
                ("FrameCount: 30", false));
        node.add (new DefaultMutableTreeNode
                ("TimeBase: 1000"));
        node.add (new DefaultMutableTreeNode
                ("VideoField: FIELD_1"));
        node.add (new DefaultMutableTreeNode
                ("CountingMode: NTSC_NON_DROP_FRAME", false));
        node.add (new DefaultMutableTreeNode
                ("Hours: " + start.getHours(), false));
        node.add (new DefaultMutableTreeNode
                ("Minutes: " + start.getMinutes(), false));
        node.add (new DefaultMutableTreeNode
                ("Seconds: " + start.getSeconds(), false));
        node.add (new DefaultMutableTreeNode
                ("Frames: " + start.getFrames(), false));

        // Do samples a bit more elaborately than is really necessary,
        // to maintain parallelism with the xml schema.
        DefaultMutableTreeNode snode = new DefaultMutableTreeNode ("Samples",
								   true);
	double sr = start.getSampleRate ();
	if (sr == 1.0) {
	    sr = _sampleRate;
	}
	snode.add (new DefaultMutableTreeNode ("SampleRate: S" +
					       Integer.toString ((int) sr),
					       false));
        snode.add (new DefaultMutableTreeNode ("NumberOfSamples: " +
					       start.getSamples (), false ));
        node.add (snode);

	snode = new DefaultMutableTreeNode ("FilmFraming", true);
	snode.add (new DefaultMutableTreeNode ("Framing: NOT_APPLICABLE",
					       false));
	snode.add (new DefaultMutableTreeNode ("Type: ntscFilmFramingType",
					       false));
	node.add (snode);
        parent.add (node);

        // Duration is optional.  
        if (duration != null) {
            node =  new DefaultMutableTreeNode ("Duration", true);
            // Put in boilerplate to match the AES schema
            node.add (new DefaultMutableTreeNode
                    ("FrameCount: 30", false));
            node.add (new DefaultMutableTreeNode
                    ("TimeBase: 1000"));
            node.add (new DefaultMutableTreeNode
                    ("VideoField: FIELD_1"));
            node.add (new DefaultMutableTreeNode
                    ("CountingMode: NTSC_NON_DROP_FRAME", false));
            node.add (new DefaultMutableTreeNode
                    ("Hours: " + duration.getHours(), false));
            node.add (new DefaultMutableTreeNode
                    ("Minutes: " + duration.getMinutes(), false));
            node.add (new DefaultMutableTreeNode
                    ("Seconds: " + duration.getSeconds(), false));
            node.add (new DefaultMutableTreeNode
                    ("Frames: " + duration.getFrames(), false));
            
            // Do samples a bit more elaborately than is really necessary,
            // to maintain parallelism with the xml schema.
            snode = new DefaultMutableTreeNode ("Samples", true);
	    sr = duration.getSampleRate ();
	    if (sr == 1.0) {
		sr = _sampleRate;
	    }
            snode.add (new DefaultMutableTreeNode ("SamplesRate S" +
						   Integer.toString ((int) sr),
						   false));
            snode.add (new DefaultMutableTreeNode ("NumberOfSamples: " +
						   duration.getSamples (),
						   false ));
            node.add (snode);

            snode = new DefaultMutableTreeNode ("FilmFraming", true);
            snode.add (new DefaultMutableTreeNode ("Framing: NOT_APPLICABLE",
						   false));
            snode.add (new DefaultMutableTreeNode ("Type: ntscFilmFramingType",
						   false));
	    node.add (snode);
            parent.add (node);
        }
    }

    /* Function for turning the textMD metadata into a subtree. */
    private DefaultMutableTreeNode textMDToNode (TextMDMetadata textMD)
    {
        DefaultMutableTreeNode val =
                 new DefaultMutableTreeNode ("TextMDMetadata", true);
        
        DefaultMutableTreeNode u = 
            new DefaultMutableTreeNode ("Character_info", true);
        val.add (u);

        String s = textMD.getCharset ();
        if (s != null) {
            u.add (new DefaultMutableTreeNode
                    ("Charset: " + s, false));
        }
        s = textMD.getByte_orderString ();
        if (s != null) {
            u.add (new DefaultMutableTreeNode
                    ("Byte_order: " + s, false));
        }
        s = textMD.getByte_size () ;
        if (s != null) {
            u.add (new DefaultMutableTreeNode
                    ("Byte_size: " + s, false));
        }
        s = textMD.getCharacter_size ();
        if (s != null) {
            u.add (new DefaultMutableTreeNode
                    ("Character_size: " + s, false));
        }
        s = textMD.getLinebreakString ();
        if (s != null) {
            u.add (new DefaultMutableTreeNode
                    ("Linebreak: " + s, false));
        }
        s = textMD.getLanguage ();
        if (s != null) {
            val.add (new DefaultMutableTreeNode
                    ("Language: " + s, false));
        }
        s = textMD.getMarkup_basis ();
        if (s != null) {
            DefaultMutableTreeNode basis = 
                new DefaultMutableTreeNode
                        ("Markup_basis: " + s, true);
            val.add (basis);
            s = textMD.getMarkup_basis_version ();
            if (s != null) {
                basis.add (new DefaultMutableTreeNode
                        ("Version: " + s, false));
            }
        }
        s = textMD.getMarkup_language ();
        if (s != null) {
            DefaultMutableTreeNode language = 
                new DefaultMutableTreeNode
                        ("Markup_language: " + s, true);
            val.add (language);
            s = textMD.getMarkup_language_version ();
            if (s != null) {
                language.add (new DefaultMutableTreeNode
                        ("Version: " + s, false));
            }
        }
        return val;
    }
   
    /* Function for turning the Niso metadata into a subtree. */
    private DefaultMutableTreeNode nisoToNode (NisoImageMetadata niso)
    {
        DefaultMutableTreeNode val =
                 new DefaultMutableTreeNode ("NisoImageMetadata", true);
        String s = niso.getMimeType ();
        if (s != null) {
           val.add (new DefaultMutableTreeNode
            ("MIMEType: " + s, false));
        }
        s = niso.getByteOrder ();
        if (s != null) {
            val.add (new DefaultMutableTreeNode
            ("ByteOrder: " + s, false));
        }
        
        int n = niso.getCompressionScheme ();
        if (n != NisoImageMetadata.NULL) {
            val.add (new DefaultMutableTreeNode
                ("CompressionScheme: " + integerRepresentation
                    (n, NisoImageMetadata.COMPRESSION_SCHEME,
                    NisoImageMetadata.COMPRESSION_SCHEME_INDEX), 
                    false));
        }
        if ((n = niso.getCompressionLevel ()) != NisoImageMetadata.NULL) {
           val.add (new DefaultMutableTreeNode
                    ("CompressionLevel: " + Integer.toString (n), false));
        }
        if ((n = niso.getColorSpace ()) != NisoImageMetadata.NULL) {
            val.add (new DefaultMutableTreeNode
                     ("ColorSpace: " + integerRepresentation (n,
                        NisoImageMetadata.COLORSPACE,
                        NisoImageMetadata.COLORSPACE_INDEX),
                        false));
        }
        if ((s = niso.getProfileName ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("ProfileName: " + s, false));
        }
        if ((s = niso.getProfileURL ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("ProfileURL: " + s, false));
        }
        int [] iarray = niso.getYCbCrSubSampling ();
        if (iarray != null) {
            DefaultMutableTreeNode nod =
                (new DefaultMutableTreeNode ("YCbCrSubSampling"));
            val.add (nod);
            for (int i = 0; i < iarray.length; i++) {
                nod.add (new DefaultMutableTreeNode
                    (Integer.toString (iarray[i]), false));
            }
        }
        if ((n = niso.getYCbCrPositioning ()) != NisoImageMetadata.NULL) {
            val.add (new DefaultMutableTreeNode
                ("YCbCrPositioning: " + integerRepresentation 
                    (n, NisoImageMetadata.YCBCR_POSITIONING), false));
        }
        Rational [] rarray = niso.getYCbCrCoefficients ();
        if (rarray != null) {
            DefaultMutableTreeNode nod = (new DefaultMutableTreeNode
                ("YCbCrCoefficients", true));
            val.add (nod);
            for (int i = 0; i < rarray.length; i++) {
                nod.add (new DefaultMutableTreeNode 
                        (rarray[i].toString (), false));
            }
        }
        rarray = niso.getReferenceBlackWhite ();
        if (rarray != null) {
            DefaultMutableTreeNode nod = (new DefaultMutableTreeNode
                ("ReferenceBlackWhite", true));
            val.add (nod);
            for (int i = 0; i < rarray.length; i++) {
                nod.add (new DefaultMutableTreeNode 
                        (rarray[i].toString (), false));
            }
        }
        if ((n = niso.getSegmentType ()) != NisoImageMetadata.NULL) {
            val.add (new DefaultMutableTreeNode
                ("YSegmentType: " + integerRepresentation 
                    (n, NisoImageMetadata.SEGMENT_TYPE), false));
        }
        long [] larray = niso.getStripOffsets ();
        if (larray != null) {
            DefaultMutableTreeNode nod = (new DefaultMutableTreeNode
                ("StripOffsets", true));
            val.add (nod);
            for (int i = 0; i < larray.length; i++) {
                nod.add (new DefaultMutableTreeNode 
                        (Long.toString (larray[i]), false));
            }
        }
        long ln = niso.getRowsPerStrip ();
        if (ln != NisoImageMetadata.NULL) {
            val.add (new DefaultMutableTreeNode
                ("RowsPerStrip: " + Long.toString (ln), false));
        }
        if ((larray = niso.getStripByteCounts ()) != null) {
            DefaultMutableTreeNode nod = (new DefaultMutableTreeNode
                ("StripByteCounts", true));
            val.add (nod);
            for (int i = 0; i < larray.length; i++) {
                nod.add (new DefaultMutableTreeNode 
                        (Long.toString (larray[i]), false));
            }
        }
        if ((ln = niso.getTileWidth ()) != NisoImageMetadata.NULL) {
            val.add (new DefaultMutableTreeNode
                ("TileWidth: " + Long.toString (ln)));
        }
        if ((ln = niso.getTileLength ()) != NisoImageMetadata.NULL) {
            val.add (new DefaultMutableTreeNode
                ("TileLength: " + Long.toString (ln)));
        }
        if ((larray = niso.getTileOffsets ()) != null) {
            DefaultMutableTreeNode nod = (new DefaultMutableTreeNode
                ("TileOffsets", true));
            val.add (nod);
            for (int i = 0; i < larray.length; i++) {
                nod.add (new DefaultMutableTreeNode 
                        (Long.toString (larray[i]), false));
            }
        }
        if ((larray = niso.getTileByteCounts ()) != null) {
            DefaultMutableTreeNode nod = (new DefaultMutableTreeNode
                ("TileByteCounts", true));
            val.add (nod);
            for (int i = 0; i < larray.length; i++) {
                nod.add (new DefaultMutableTreeNode 
                        (Long.toString (larray[i]), false));
            }
        }
        if ((n = niso.getPlanarConfiguration ()) != NisoImageMetadata.NULL) {
            val.add (new DefaultMutableTreeNode
                ("PlanarConfiguration: " + integerRepresentation
                        (n, NisoImageMetadata.PLANAR_CONFIGURATION ),
                        false));
        }
        if ((s = niso.getImageIdentifier ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("ImageIdentifier: " + s, false));
        }
        if ((s = niso.getImageIdentifierLocation ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("ImageIdentifierLocation: " + s, false));
        }
        if ((ln = niso.getFileSize ()) != NisoImageMetadata.NULL) {
            val.add (new DefaultMutableTreeNode
                ("FileSize: " + Long.toString (ln), false));
        }
        if ((n = niso.getChecksumMethod ()) != NisoImageMetadata.NULL) {
            val.add (new DefaultMutableTreeNode
                ("ChecksumMethod: " + integerRepresentation (n,
                        NisoImageMetadata.CHECKSUM_METHOD), 
                        false));
        }
        if ((s = niso.getChecksumValue ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("ChecksumValue: " + s, false));
        }
        if ((n = niso.getOrientation ()) != NisoImageMetadata.NULL) {
            val.add (new DefaultMutableTreeNode
                ("Orientation: " + integerRepresentation (n, 
                        NisoImageMetadata.ORIENTATION), 
                        false));
        }
        if ((n = niso.getDisplayOrientation ()) != NisoImageMetadata.NULL) {
            val.add (new DefaultMutableTreeNode
                ("DisplayOrientation: " + integerRepresentation(n,
                        NisoImageMetadata.DISPLAY_ORIENTATION), 
                        false));
        }
        if ((ln = niso.getXTargetedDisplayAR ()) != NisoImageMetadata.NULL) {
            val.add (new DefaultMutableTreeNode
                ("XTargetedDisplayAR: " + Long.toString (ln), false));
        }
        if ((ln = niso.getYTargetedDisplayAR ()) != NisoImageMetadata.NULL) {
            val.add (new DefaultMutableTreeNode
                ("YTargetedDisplayAR: " + Long.toString (ln), false));
        }
        if ((s = niso.getPreferredPresentation ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("PreferredPresentation: " + s, false));
        }
        if ((s = niso.getSourceType ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("SourceType: " + s, false));
        }
        if ((s = niso.getImageProducer ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("ImageProducer: " + s, false));
        }
        if ((s = niso.getHostComputer ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("HostComputer: " + s, false));
        }
        if ((s = niso.getOS ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("OperatingSystem: " + s, false));
        }
        if ((s = niso.getOSVersion ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("OSVersion: " + s, false));
        }
        if ((s = niso.getDeviceSource ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("DeviceSource: " + s, false));
        }
        if ((s = niso.getScannerManufacturer ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("ScannerManufacturer: " + s, false));
        }
        if ((s = niso.getScannerModelName ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("ScannerModelName: " + s, false));
        }
        if ((s = niso.getScannerModelNumber ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("ScannerModelNumber: " + s, false));
        }
        if ((s = niso.getScannerModelSerialNo ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("ScannerModelSerialNo: " + s, false));
        }
        if ((s = niso.getScanningSoftware ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("ScanningSoftware: " + s, false));
        }
        if ((s = niso.getScanningSoftwareVersionNo ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("ScanningSoftwareVersionNo: " + s, false));
        }
        double d = niso.getPixelSize ();
        if (d != NisoImageMetadata.NILL) {
            val.add (new DefaultMutableTreeNode
                ("PixelSize: " + Double.toString (d), false));
        }
        if ((d = niso.getXPhysScanResolution ()) != NisoImageMetadata.NILL) {
            val.add (new DefaultMutableTreeNode
                ("XPhysScanResolution: " + Double.toString (d), false));
        }
        if ((d = niso.getYPhysScanResolution ()) != NisoImageMetadata.NILL) {
            val.add (new DefaultMutableTreeNode
                ("YPhysScanResolution: " + Double.toString (d), false));
        }

        if ((s = niso.getDigitalCameraManufacturer ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("DigitalCameraManufacturer: " + s, false));
        }
        if ((s = niso.getDigitalCameraModel ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("DigitalCameraModel: " + s, false));
        }
        if ((d = niso.getFNumber ()) != NisoImageMetadata.NILL) {
            val.add (new DefaultMutableTreeNode
                ("FNumber: " + Double.toString (d), false));
        }
        if ((d = niso.getExposureTime ()) != NisoImageMetadata.NILL) {
            val.add (new DefaultMutableTreeNode
                ("ExposureTime: " + Double.toString (d), false));
        }
        if ((d = niso.getBrightness ()) != NisoImageMetadata.NILL) {
            val.add (new DefaultMutableTreeNode
                ("Brightness: " + Double.toString (d), false));
        }
        if ((d = niso.getExposureBias ()) != NisoImageMetadata.NILL) {
            val.add (new DefaultMutableTreeNode
                ("ExposureBias: " + Double.toString (d), false));
        }
        
        double [] darray = niso.getSubjectDistance ();
        if (darray != null) {
            DefaultMutableTreeNode nod = new DefaultMutableTreeNode 
                        ("SubjectDistance", true);
            val.add (nod);
            for (int i = 0; i < darray.length; i++) {
                nod.add (new DefaultMutableTreeNode
                        (Double.toString (darray[i]), false));
            }
        }
        if ((n = niso.getMeteringMode ()) != NisoImageMetadata.NULL) {
            val.add (new DefaultMutableTreeNode
                ("MeteringMode: " + Integer.toString (n), false));
        }
        if ((n = niso.getSceneIlluminant ()) != NisoImageMetadata.NULL) {
            val.add (new DefaultMutableTreeNode
                ("SceneIlluminant: " + Integer.toString (n), false));
        }
        if ((d = niso.getColorTemp ()) != NisoImageMetadata.NILL) {
            val.add (new DefaultMutableTreeNode
                ("ColorTemp: " + Double.toString (d), false));
        }
        if ((d = niso.getFocalLength ()) != NisoImageMetadata.NILL) {
            val.add (new DefaultMutableTreeNode
                ("FocalLength: " + Double.toString (d), false));
        }
        if ((n = niso.getFlash ()) != NisoImageMetadata.NULL) {
            val.add (new DefaultMutableTreeNode
                ("Flash: " + integerRepresentation(n,
                        NisoImageMetadata.FLASH), false));
        }
        if ((d = niso.getFlashEnergy ()) != NisoImageMetadata.NILL) {
            val.add (new DefaultMutableTreeNode
                ("FlashEnergy: " + Double.toString (d), false));
        }
        if ((n = niso.getFlashReturn ()) != NisoImageMetadata.NULL) {
            val.add (new DefaultMutableTreeNode
                ("FlashReturn: " + integerRepresentation(n,
                        NisoImageMetadata.FLASH_RETURN), false));
        }
        if ((n = niso.getBackLight ()) != NisoImageMetadata.NULL) {
            val.add (new DefaultMutableTreeNode
                ("BackLight: " + integerRepresentation (n,
                        NisoImageMetadata.BACKLIGHT), false));
        }
        if ((d = niso.getExposureIndex ()) != NisoImageMetadata.NILL) {
            val.add (new DefaultMutableTreeNode
                ("ExposureIndex: " + Double.toString (d), false));
        }
        if ((n = niso.getAutoFocus ()) != NisoImageMetadata.NULL) {
            val.add (new DefaultMutableTreeNode
                ("AutoFocus: " + Integer.toString (n), false));
                    // NisoImageMetadata.AUTOFOCUS
        }
        if ((d = niso.getXPrintAspectRatio ()) != NisoImageMetadata.NILL) {
            val.add (new DefaultMutableTreeNode
                ("XPrintAspectRatio: " + Double.toString (d), false));
        }
        if ((d = niso.getYPrintAspectRatio ()) != NisoImageMetadata.NILL) {
            val.add (new DefaultMutableTreeNode
                ("YPrintAspectRatio: " + Double.toString (d), false));
        }

        if ((n = niso.getSensor ()) != NisoImageMetadata.NULL) {
            val.add (new DefaultMutableTreeNode
                ("Sensor: " + integerRepresentation (n,
                        NisoImageMetadata.SENSOR), false));
        }
        if ((s = niso.getDateTimeCreated ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("DateTimeCreated: " + s, false));
        }
        if ((s = niso.getMethodology ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("Methodology: " + s, false));
        }
        if ((n = niso.getSamplingFrequencyPlane()) != NisoImageMetadata.NULL) {
            val.add (new DefaultMutableTreeNode
                ("SamplingFrequencyPlane: " + integerRepresentation (n,
                        NisoImageMetadata.SAMPLING_FREQUENCY_PLANE), 
                        false));
        }
        if ((n = niso.getSamplingFrequencyUnit()) != NisoImageMetadata.NULL) {
            val.add (new DefaultMutableTreeNode
                ("SamplingFrequencyUnit: " + integerRepresentation (n,
                        NisoImageMetadata.SAMPLING_FREQUENCY_UNIT), 
                        false));
        }
    Rational rat = niso.getXSamplingFrequency ();
        if (rat != null) {
            val.add (new DefaultMutableTreeNode
                ("XSamplingFrequency: " + rat.toString (), false));
        }
    rat = niso.getYSamplingFrequency ();
        if (rat != null) {
            val.add (new DefaultMutableTreeNode
                ("YSamplingFrequency: " + rat.toString (), false));
        }
        if ((ln = niso.getImageWidth ()) != NisoImageMetadata.NULL) {
            val.add (new DefaultMutableTreeNode
                ("ImageWidth: " + Long.toString (ln), false));
        }
        if ((ln = niso.getImageLength ()) != NisoImageMetadata.NULL) {
            val.add (new DefaultMutableTreeNode
                ("ImageLength: " + Long.toString (ln), false));
        }
        if ((d = niso.getSourceXDimension ()) != NisoImageMetadata.NILL) {
            val.add (new DefaultMutableTreeNode
                ("SourceXDimension: " + Double.toString (d), false));
        }
        if ((n = niso.getSourceXDimensionUnit ()) != NisoImageMetadata.NULL) {
            val.add (new DefaultMutableTreeNode
                ("SourceXDimensionUnit: " + integerRepresentation(n,
                        NisoImageMetadata.SOURCE_DIMENSION_UNIT), false));
        }
        if ((d = niso.getSourceYDimension ()) != NisoImageMetadata.NILL) {
            val.add (new DefaultMutableTreeNode
                ("SourceYDimension: " + Double.toString (d), false));
        }
        if ((n = niso.getSourceYDimensionUnit ()) != NisoImageMetadata.NULL) {
            val.add (new DefaultMutableTreeNode
                ("SourceYDimensionUnit: " + integerRepresentation(n,
                        NisoImageMetadata.SOURCE_DIMENSION_UNIT), false));
        }
        if ((iarray = niso.getBitsPerSample ()) != null) {
            DefaultMutableTreeNode nod =
                (new DefaultMutableTreeNode ("BitsPerSample"));
            val.add (nod);
            for (int i = 0; i < iarray.length; i++) {
                nod.add (new DefaultMutableTreeNode
                    (Integer.toString (iarray[i]), false));
            }
        }
        if ((n = niso.getSamplesPerPixel ()) != NisoImageMetadata.NULL) {
            val.add (new DefaultMutableTreeNode
                ("SamplesPerPixel: " + Integer.toString (n), false));
        }
        if ((iarray = niso.getExtraSamples ()) != null) {
            DefaultMutableTreeNode nod =
                (new DefaultMutableTreeNode ("ExtraSamples"));
            val.add (nod);
            for (int i = 0; i < iarray.length; i++) {
                nod.add (new DefaultMutableTreeNode
                    (integerRepresentation (iarray[i],
                        NisoImageMetadata.EXTRA_SAMPLES), false));
            }
        }
        if ((s = niso.getColormapReference ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("ColormapReference: " + s));
        }
        if ((iarray = niso.getColormapBitCodeValue ()) != null) {
            DefaultMutableTreeNode nod =
                (new DefaultMutableTreeNode ("ColormapBitCodeValue"));
            val.add (nod);
            for (int i = 0; i < iarray.length; i++) {
                nod.add (new DefaultMutableTreeNode
                    (Integer.toString (iarray[i]), false));
            }
        }
        if ((iarray = niso.getColormapRedValue ()) != null) {
            DefaultMutableTreeNode nod =
                (new DefaultMutableTreeNode ("ColormapRedValue"));
            val.add (nod);
            for (int i = 0; i < iarray.length; i++) {
                nod.add (new DefaultMutableTreeNode
                    (Integer.toString (iarray[i]), false));
            }
        }
        if ((iarray = niso.getColormapGreenValue ()) != null) {
            DefaultMutableTreeNode nod =
                (new DefaultMutableTreeNode ("ColormapGreenValue"));
            val.add (nod);
            for (int i = 0; i < iarray.length; i++) {
                nod.add (new DefaultMutableTreeNode
                    (Integer.toString (iarray[i]), false));
            }
        }
        if ((iarray = niso.getColormapBlueValue ()) != null) {
            DefaultMutableTreeNode nod =
                (new DefaultMutableTreeNode ("ColormapBlueValue"));
            val.add (nod);
            for (int i = 0; i < iarray.length; i++) {
                nod.add (new DefaultMutableTreeNode
                    (Integer.toString (iarray[i]), false));
            }
        }
        if ((iarray = niso.getGrayResponseCurve ()) != null) {
            DefaultMutableTreeNode nod =
                (new DefaultMutableTreeNode ("GrayResponseCurve"));
            val.add (nod);
            for (int i = 0; i < iarray.length; i++) {
                nod.add (new DefaultMutableTreeNode
                    (Integer.toString (iarray[i]), false));
            }
        }
        if ((n = niso.getGrayResponseUnit ()) != NisoImageMetadata.NULL) {
            val.add (new DefaultMutableTreeNode
                ("GrayResponseUnit: " + Integer.toString (n), false));
        }
        Rational r = niso.getWhitePointXValue ();
        if (r != null) {
            val.add (new DefaultMutableTreeNode
                ("WhitePointXValue: " + r.toString (), false));
        }
        if ((r = niso.getWhitePointYValue ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("WhitePointYValue: " + r.toString (), false));
        }
        if ((r = niso.getPrimaryChromaticitiesRedX ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("PrimaryChromaticitiesRedX: " + r.toString (), false));
        }
        if ((r = niso.getPrimaryChromaticitiesRedY ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("PrimaryChromaticitiesRedY: " + r.toString (), false));
        }
        if ((r = niso.getPrimaryChromaticitiesGreenX ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("PrimaryChromaticitiesGreenX: " + r.toString (), false));
        }
        if ((r = niso.getPrimaryChromaticitiesGreenY ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("PrimaryChromaticitiesGreenY: " + r.toString (), false));
        }
        if ((r = niso.getPrimaryChromaticitiesBlueX ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("PrimaryChromaticitiesBlueX: " + r.toString ()));
        }
        if ((r = niso.getPrimaryChromaticitiesBlueY ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("PrimaryChromaticitiesBlueY: " + r.toString ()));
        }
        if ((n = niso.getTargetType ()) != NisoImageMetadata.NULL) {
            val.add (new DefaultMutableTreeNode
                ("TargetType: " + integerRepresentation (n,
                        NisoImageMetadata.TARGET_TYPE), false));
        } 
        if ((s = niso.getTargetIDManufacturer ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("TargetIDManufacturer: " + s, false));
        }
        if ((s = niso.getTargetIDName ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("TargetIDName: " + s, false));
        }
        if ((s = niso.getTargetIDNo ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("TargetIDNo: " + s, false));
        }
        if ((s = niso.getTargetIDMedia ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("TargetIDMedia: " + s, false));
        }
        if ((s = niso.getImageData ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("ImageData: " + s, false));
        }
        if ((s = niso.getPerformanceData ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("PerformanceData: " + s, false));
        }
        if ((s = niso.getProfiles ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("Profiles: " + s, false));
        }
        if ((s = niso.getDateTimeProcessed ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("DateTimeProcessed: " + s, false));
        }
        if ((s = niso.getSourceData ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("SourceData: " + s, false));
        }
        if ((s = niso.getProcessingAgency ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("ProcessingAgency: " + s, false));
        }
        if ((s = niso.getProcessingSoftwareName ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("ProcessingSoftwareName: " + s, false));
        }
        if ((s = niso.getProcessingSoftwareVersion ()) != null) {
            val.add (new DefaultMutableTreeNode
                ("ProcessingSoftwareVersion: " + s, false));
        }
        String [] sarray = niso.getProcessingActions ();
        if (sarray != null) {
            DefaultMutableTreeNode nod =
                new DefaultMutableTreeNode ("ProcessingActions", true);
            val.add (nod);
            for (int i=1; i -1) {
                return labels [idx];
            }
        }
        catch (Exception e) {
        }
        // If we don't get a match, or do get an exception
        return Integer.toString (n);
    }
}




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