Changeset 2688 in josm

Timestamp:

2009-12-28T00:15:22+01:00 (15 years ago)

Author:

Gubaer

Message:

Partial commit due to issue described in #4137
Breaks the build

Location:

trunk/src/org/openstreetmap/josm

Files:

• gui/widgets/AbstractTextComponentValidator.java (added)
• gui/widgets/BoundingBoxSelectionPanel.java (added)
• gui/widgets/HtmlPanel.java (added)
• gui/widgets/PopupMenuLauncher.java (added)
• gui/widgets/SelectAllOnFocusGainedDecorator.java (added)
• io/ChangesetQuery.java (modified) (4 diffs)
• io/OsmChangesetContentParser.java (added)
• io/OsmChangesetParser.java (modified) (1 diff)
• io/OsmServerChangesetReader.java (modified) (4 diffs)
• io/OsmServerUserInfoReader.java (modified) (1 diff)
• tools/WindowGeometry.java (modified) (4 diffs)

trunk/src/org/openstreetmap/josm/io/ChangesetQuery.java

@@ -2 +2 @@
 package org.openstreetmap.josm.io;
 
+import static org.openstreetmap.josm.tools.I18n.tr;
+
+import java.text.DateFormat;
+import java.text.ParseException;
+import java.text.SimpleDateFormat;
 import java.util.Date;
-
-import org.openstreetmap.josm.data.coor.CoordinateFormat;
+import java.util.HashMap;
+import java.util.Map;
+
+import org.openstreetmap.josm.data.Bounds;
 import org.openstreetmap.josm.data.coor.LatLon;
-import org.openstreetmap.josm.tools.DateUtils;
-
-import static org.openstreetmap.josm.tools.I18n.tr;
+import org.openstreetmap.josm.tools.CheckParameterUtil;
 
 public class ChangesetQuery {
-    private Long user = null;
-    private LatLon min = null;
-    private LatLon max = null;
+
+    /**
+     * Replies a changeset query object from the query part of a OSM API URL for querying
+     * changesets.
+     * 
+     * @param query the query part
+     * @return the query object
+     * @throws ChangesetQueryUrlException thrown if query doesn't consist of valid query parameters
+     * 
+     */
+    static public ChangesetQuery buildFromUrlQuery(String query) throws ChangesetQueryUrlException{
+        return new ChangesetQueryUrlParser().parse(query);
+    }
+
+    /** the user id this query is restricted to. null, if no restriction to a user id applies */
+    private Integer uid = null;
+    /** the user name this query is restricted to. null, if no restriction to a user name applies */
+    private String userName = null;
+    /** the bounding box this query is restricted to. null, if no restriction to a bounding box applies */
+    private Bounds bounds = null;
+
     private Date closedAfter = null;
     private Date createdBefore = null;
+    /** indicates whether only open changesets are queried. null, if no restrictions regarding open changesets apply */
     private Boolean open = null;
+    /** indicates whether only closed changesets are queried. null, if no restrictions regarding open changesets apply */
     private Boolean closed = null;
 
     public ChangesetQuery() {}
 
-    public ChangesetQuery forUser(long uid) {
+    /**
+     * Restricts the query to changesets owned by the user with id <code>uid</code>.
+     * 
+     * @param uid the uid of the user. >0 expected.
+     * @return the query object with the applied restriction
+     * @throws IllegalArgumentException thrown if uid <= 0
+     * @see #forUser(String)
+     */
+    public ChangesetQuery forUser(int uid) throws IllegalArgumentException{
         if (uid <= 0)
             throw new IllegalArgumentException(tr("Parameter ''{0}'' > 0 expected. Got ''{1}''.", "uid", uid));
-        this.user = uid;
-        return this;
-    }
-
-    public ChangesetQuery inBbox(double minLon, double minLat, double maxLon, double maxLat) {
+        this.uid = uid;
+        this.userName = null;
+        return this;
+    }
+
+    /**
+     * Restricts the query to changesets owned by the user with user name <code>username</code>.
+     * 
+     * Caveat: for historical reasons the username might not be unique! It is recommended to use
+     * {@see #forUser(int)} to restrict the query to a specific user.
+     * 
+     * @param username the username. Must not be null.
+     * @return the query object with the applied restriction
+     * @throws IllegalArgumentException thrown if username is null.
+     * @see #forUser(int)
+     */
+    public ChangesetQuery forUser(String username) {
+        CheckParameterUtil.ensureParameterNotNull(username, "username");
+        this.userName = username;
+        this.uid = 0;
+        return this;
+    }
+
+    /**
+     * Replies true if this query is restricted to user whom we only know the user name
+     * for.
+     * 
+     * @return true if this query is restricted to user whom we only know the user name
+     * for
+     */
+    public boolean isRestrictedToPartiallyIdentifiedUser() {
+        return userName != null;
+    }
+
+    /**
+     * Replies the user name which this query is restricted to. null, if this query isn't
+     * restricted to a user name, i.e. if {@see #isRestrictedToPartiallyIdentifiedUser()} is false.
+     * 
+     * @return the user name which this query is restricted to
+     */
+    public String getUserName() {
+        return userName;
+    }
+
+    /**
+     * Replies true if this query is restricted to user whom know the user id for.
+     * 
+     * @return true if this query is restricted to user whom know the user id for
+     */
+    public boolean isRestrictedToFullyIdentifiedUser() {
+        return uid > 0;
+    }
+
+    /**
+     * Replies a query which is restricted to a bounding box.
+     * 
+     * @param minLon  min longitude of the bounding box. Valid longitude value expected.
+     * @param minLat  min latitude of the bounding box. Valid latitude value expected.
+     * @param maxLon  max longitude of the bounding box. Valid longitude value expected.
+     * @param maxLat  max latitude of the bounding box.  Valid latitude value expected.
+     * 
+     * @return the restricted changeset query
+     * @throws IllegalArgumentException thrown if either of the parameters isn't a valid longitude or
+     * latitude value
+     */
+    public ChangesetQuery inBbox(double minLon, double minLat, double maxLon, double maxLat) throws IllegalArgumentException{
+        if (!LatLon.isValidLon(minLon))
+            throw new IllegalArgumentException(tr("Illegal longitude value for parameter ''{0}'', got {1}", "minLon", minLon));
+        if (!LatLon.isValidLon(maxLon))
+            throw new IllegalArgumentException(tr("Illegal longitude value for parameter ''{0}'', got {1}", "maxLon", maxLon));
+        if (!LatLon.isValidLat(minLat))
+            throw new IllegalArgumentException(tr("Illegal latitude value for parameter ''{0}'', got {1}", "minLat", minLat));
+        if (!LatLon.isValidLat(maxLat))
+            throw new IllegalArgumentException(tr("Illegal longitude value for parameter ''{0}'', got {1}", "maxLat", maxLat));
+
         return inBbox(new LatLon(minLon, minLat), new LatLon(maxLon, maxLat));
     }
 
+    /**
+     * Replies a query which is restricted to a bounding box.
+     * 
+     * @param min the min lat/lon coordinates of the bounding box. Must not be null.
+     * @param max the max lat/lon coordiantes of the bounding box. Must not be null.
+     * 
+     * @return the restricted changeset query
+     * @throws IllegalArgumentException thrown if min is null
+     * @throws IllegalArgumentException thrown if max is null
+     */
     public ChangesetQuery inBbox(LatLon min, LatLon max) {
-        this.min = min;
-        this.max = max;
-        return this;
-    }
-
-    public ChangesetQuery closedAfter(Date d) {
+        CheckParameterUtil.ensureParameterNotNull(min, "min");
+        CheckParameterUtil.ensureParameterNotNull(max, "max");
+        this.bounds  = new Bounds(min,max);
+        return this;
+    }
+
+    /**
+     *  Replies a query which is restricted to a bounding box given by <code>bbox</code>.
+     * 
+     * @param bbox the bounding box. Must not be null.
+     * @return the changeset query
+     * @throws IllegalArgumentException thrown if bbox is null.
+     */
+    public ChangesetQuery inBbox(Bounds bbox) throws IllegalArgumentException {
+        CheckParameterUtil.ensureParameterNotNull(bbox, "bbox");
+        this.bounds = bbox;
+        return this;
+    }
+
+    /**
+     * Restricts the result to changesets which have been closed after the date given by <code>d</code>.
+     * <code>d</code> d is a date relative to the current time zone.
+     * 
+     * @param d the date . Must not be null.
+     * @return the restricted changeset query
+     * @throws IllegalArgumentException thrown if d is null
+     */
+    public ChangesetQuery closedAfter(Date d) throws IllegalArgumentException{
+        CheckParameterUtil.ensureParameterNotNull(d, "d");
         this.closedAfter = d;
         return this;
     }
 
-    public ChangesetQuery between(Date closedAfter, Date createdBefore ) {
+    /**
+     * Restricts the result to changesets which have been closed after <code>closedAfter</code> and which
+     * habe been created before <code>createdBefore</code>. Both dates are expressed relative to the current
+     * time zone.
+     * 
+     * @param closedAfter only reply changesets closed after this date. Must not be null.
+     * @param createdBefore only reply changesets created before this date. Must not be null.
+     * @return the restricted changeset query
+     * @throws IllegalArgumentException thrown if closedAfter is null
+     * @throws IllegalArgumentException thrown if createdBefore is null
+     */
+    public ChangesetQuery closedAfterAndCreatedBefore(Date closedAfter, Date createdBefore ) throws IllegalArgumentException{
+        CheckParameterUtil.ensureParameterNotNull(closedAfter, "closedAfter");
+        CheckParameterUtil.ensureParameterNotNull(createdBefore, "createdBefore");
         this.closedAfter = closedAfter;
         this.createdBefore = createdBefore;
@@ -49 +198 @@
     }
 
-    public ChangesetQuery beingOpen() {
-        this.open =  true;
-        this.closed = null;
-        return this;
-    }
-
-    public ChangesetQuery beingClosed() {
-        this.open =  null;
-        this.closed = true;
-        return this;
-    }
-
+    /**
+     * Restricts the result to changesets which are or aren't open, depending on the value of
+     * <code>isOpen</code>
+     * 
+     * @param isOpen whether changesets should or should not be open
+     * @return the restricted changeset query
+     */
+    public ChangesetQuery beingOpen(boolean isOpen) {
+        this.open =  isOpen;
+        return this;
+    }
+
+    /**
+     * Restricts the result to changesets which are or aren't closed, depending on the value of
+     * <code>isClosed</code>
+     * 
+     * @param isClosed whether changesets should or should not be open
+     * @return the restricted changeset query
+     */
+    public ChangesetQuery beingClosed(boolean isClosed) {
+        this.closed = isClosed;
+        return this;
+    }
+
+    /**
+     * Replies the query string to be used in a query URL for the OSM API.
+     * 
+     * @return the query string
+     */
     public String getQueryString() {
         StringBuffer sb = new StringBuffer();
-        if (user != null) {
-            sb.append("user").append("=").append(user);
-        }
-        if (min!=null && max != null) {
+        if (uid != null) {
+            sb.append("user").append("=").append(uid);
+        } else if (userName != null) {
+            sb.append("display_name").append("=").append(userName);
+        }
+        if (bounds != null) {
             if (sb.length() > 0) {
                 sb.append("&");
             }
-            sb.append("min_lon").append("=").append(min.lonToString(CoordinateFormat.DECIMAL_DEGREES));
-            sb.append("&");
-            sb.append("min_lat").append("=").append(min.latToString(CoordinateFormat.DECIMAL_DEGREES));
-            sb.append("&");
-            sb.append("max_lon").append("=").append(max.lonToString(CoordinateFormat.DECIMAL_DEGREES));
-            sb.append("&");
-            sb.append("max_lat").append("=").append(max.latToString(CoordinateFormat.DECIMAL_DEGREES));
+            sb.append("bbox=").append(bounds.encodeAsString(","));
         }
         if (closedAfter != null && createdBefore != null) {
@@ -82 +244 @@
                 sb.append("&");
             }
-            sb.append("time").append("=").append(DateUtils.fromDate(closedAfter))
-            .append(",").append(DateUtils.fromDate(createdBefore));
+            SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssz");
+            sb.append("time").append("=").append(df.format(closedAfter));
+            sb.append(",").append(df.format(createdBefore));
         } else if (closedAfter != null) {
             if (sb.length() > 0) {
                 sb.append("&");
             }
-            sb.append("time").append("=").append(DateUtils.fromDate(closedAfter));
+            SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssz");
+            sb.append("time").append("=").append(df.format(closedAfter));
         }
 
@@ -95 +259 @@
                 sb.append("&");
             }
-            sb.append("open=true");
+            sb.append("open=").append(Boolean.toString(open));
         } else if (closed != null) {
             if (sb.length() > 0) {
                 sb.append("&");
             }
-            sb.append("closed=true");
+            sb.append("closed=").append(Boolean.toString(closed));
         }
         return sb.toString();
     }
+
+
+    public static class ChangesetQueryUrlException extends Exception {
+
+        public ChangesetQueryUrlException() {
+            super();
+        }
+
+        public ChangesetQueryUrlException(String arg0, Throwable arg1) {
+            super(arg0, arg1);
+        }
+
+        public ChangesetQueryUrlException(String arg0) {
+            super(arg0);
+        }
+
+        public ChangesetQueryUrlException(Throwable arg0) {
+            super(arg0);
+        }
+    }
+
+    public static class ChangesetQueryUrlParser {
+        protected int parseUid(String value) throws ChangesetQueryUrlException {
+            if (value == null || value.trim().equals(""))
+                throw new ChangesetQueryUrlException(tr("Unexpected value for ''{0}'' in changeset query url, got {1}", "uid",value));
+            int id;
+            try {
+                id = Integer.parseInt(value);
+                if (id <= 0)
+                    throw new ChangesetQueryUrlException(tr("Unexpected value for ''{0}'' in changeset query url, got {1}", "uid",value));
+            } catch(NumberFormatException e) {
+                throw new ChangesetQueryUrlException(tr("Unexpected value for ''{0}'' in changeset query url, got {1}", "uid",value));
+            }
+            return id;
+        }
+
+        protected boolean parseOpen(String value) throws ChangesetQueryUrlException {
+            if (value == null || value.trim().equals(""))
+                throw new ChangesetQueryUrlException(tr("Unexpected value for ''{0}'' in changeset query url, got {1}", "open",value));
+            if (value.equals("true"))
+                return true;
+            else if (value.equals("false"))
+                return false;
+            else
+                throw new ChangesetQueryUrlException(tr("Unexpected value for ''{0}'' in changeset query url, got {1}", "open",value));
+        }
+
+        protected boolean parseBoolean(String value, String parameter) throws ChangesetQueryUrlException {
+            if (value == null || value.trim().equals(""))
+                throw new ChangesetQueryUrlException(tr("Unexpected value for ''{0}'' in changeset query url, got {1}", parameter,value));
+            if (value.equals("true"))
+                return true;
+            else if (value.equals("false"))
+                return false;
+            else
+                throw new ChangesetQueryUrlException(tr("Unexpected value for ''{0}'' in changeset query url, got {1}", parameter,value));
+        }
+
+        protected Date parseDate(String value, String parameter) throws ChangesetQueryUrlException {
+            if (value == null || value.trim().equals(""))
+                throw new ChangesetQueryUrlException(tr("Unexpected value for ''{0}'' in changeset query url, got {1}", parameter,value));
+            if (value.endsWith("Z")) {
+                // OSM API generates date strings we time zone abbreviation "Z" which Java SimpleDateFormat
+                // doesn't understand. Convert into GMT time zone before parsing.
+                //
+                value = value.substring(0,value.length() - 1) + "GMT+00:00";
+            }
+            DateFormat formatter = new SimpleDateFormat("MM/dd/yy");
+            formatter = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssz");
+            try {
+                return formatter.parse(value);
+            } catch(ParseException e) {
+                throw new ChangesetQueryUrlException(tr("Unexpected value for ''{0}'' in changeset query url, got {1}", parameter,value));
+            }
+        }
+
+        protected Date[] parseTime(String value) throws ChangesetQueryUrlException {
+            String[] dates = value.split(",");
+            if (dates == null || dates.length == 0 || dates.length > 2)
+                throw new ChangesetQueryUrlException(tr("Unexpected value for ''{0}'' in changeset query url, got {1}", "time", value));
+            if (dates.length == 1)
+                return new Date[]{parseDate(dates[0], "time")};
+            else if (dates.length == 2)
+                return new Date[]{parseDate(dates[0], "time"),parseDate(dates[1], "time")};
+            return null;
+        }
+
+        protected ChangesetQuery crateFromMap(Map<String,String> queryParams) throws ChangesetQueryUrlException {
+            ChangesetQuery csQuery = new ChangesetQuery();
+
+            for (String k: queryParams.keySet()) {
+                if (k.equals("uid")) {
+                    if (queryParams.containsKey("display_name"))
+                        throw new ChangesetQueryUrlException(tr("Can''t create a changeset query including both the query parameters ''uid'' and ''display_name''"));
+                    csQuery.forUser(parseUid(queryParams.get("uid")));
+                } else if (k.equals("display_name")) {
+                    if (queryParams.containsKey("uid"))
+                        throw new ChangesetQueryUrlException(tr("Can''t create a changeset query including both the query parameters ''uid'' and ''display_name''"));
+                    csQuery.forUser(queryParams.get("display_name"));
+                } else if (k.equals("open")) {
+                    boolean b = parseBoolean(queryParams.get(k), "open");
+                    csQuery.beingOpen(b);
+                } else if (k.equals("closed")) {
+                    boolean b = parseBoolean(queryParams.get(k), "closed");
+                    csQuery.beingClosed(b);
+                } else if (k.equals("time")) {
+                    Date[] dates = parseTime(queryParams.get(k));
+                    switch(dates.length) {
+                    case 1:
+                        csQuery.closedAfter(dates[0]);
+                        break;
+                    case 2:
+                        csQuery.closedAfterAndCreatedBefore(dates[0], dates[1]);
+                        break;
+                    }
+                } else if (k.equals("bbox")) {
+                    try {
+                        csQuery.inBbox(new Bounds(queryParams.get(k), ","));
+                    } catch(IllegalArgumentException e) {
+                        throw new ChangesetQueryUrlException(e);
+                    }
+                } else
+                    throw new ChangesetQueryUrlException(tr("Unsupported parameter ''{0}'' in changeset query string",k ));
+            }
+            return csQuery;
+        }
+
+        protected Map<String,String> createMapFromQueryString(String query) {
+            Map<String,String> queryParams  = new HashMap<String, String>();
+            String[] keyValuePairs = query.split("&");
+            for (String keyValuePair: keyValuePairs) {
+                String[] kv = keyValuePair.split("=");
+                queryParams.put(kv[0], kv[1]);
+            }
+            return queryParams;
+        }
+
+        /**
+         * Parses the changeset query given as URL query parameters and replies a
+         * {@see ChangesetQuery}
+         * 
+         * <code>query</code> is the query part of a API url for querying changesets,
+         * see <a href="http://wiki.openstreetmap.org/wiki/API_v0.6#Query:_GET_.2Fapi.2F0.6.2Fchangesets">OSM API</a>.
+         * 
+         * Example for an query string:<br>
+         * <pre>
+         *    uid=1234&open=true
+         * </pre>
+         * 
+         * @param query the query string. If null, an empty query (identical to a query for all changesets) is
+         * assumed
+         * @return the changeset query
+         * @throws ChangesetQueryUrlException if the query string doesn't represent a legal query for changesets
+         */
+        public ChangesetQuery parse(String query) throws  ChangesetQueryUrlException{
+            if (query == null)
+                return new ChangesetQuery();
+            query = query.trim();
+            if (query.equals(""))
+                return new ChangesetQuery();
+            Map<String,String> queryParams  = createMapFromQueryString(query);
+            return crateFromMap(queryParams);
+        }
+    }
 }

trunk/src/org/openstreetmap/josm/io/OsmChangesetParser.java

@@ -213 +213 @@
         OsmChangesetParser parser = new OsmChangesetParser();
         try {
-            progressMonitor.beginTask(tr("Parsing list of changesets...", 1));
+            progressMonitor.beginTask(tr(""));
+            progressMonitor.indeterminateSubTask(tr("Parsing list of changesets..."));
             InputSource inputSource = new InputSource(new InputStreamReader(source, "UTF-8"));
             SAXParserFactory.newInstance().newSAXParser().parse(inputSource, parser.new Parser());

trunk/src/org/openstreetmap/josm/io/OsmServerChangesetReader.java

@@ -6 +6 @@
 
 import java.io.InputStream;
+import java.io.UnsupportedEncodingException;
 import java.util.ArrayList;
 import java.util.Collection;
@@ -13 +14 @@
 
 import org.openstreetmap.josm.data.osm.Changeset;
+import org.openstreetmap.josm.data.osm.ChangesetDataSet;
 import org.openstreetmap.josm.data.osm.DataSet;
 import org.openstreetmap.josm.gui.progress.NullProgressMonitor;
@@ -140 +142 @@
                 if (in == null)
                     return null;
-                monitor.indeterminateSubTask(tr("({0}/{1}) Downloading changeset {0} ...", i,ids.size(), id));
+                monitor.indeterminateSubTask(tr("({0}/{1}) Downloading changeset {2} ...", i,ids.size(), id));
                 List<Changeset> changesets = OsmChangesetParser.parse(in, monitor.createSubTaskMonitor(1, true));
                 if (changesets == null || changesets.isEmpty()) {
@@ -159 +161 @@
 
     /**
-     * not implemented yet
+     * Downloads the content of a changeset
      *
-     * @param id
-     * @param monitor
-     * @return
-     * @throws OsmTransferException
+     * @param id the changset id. >0 required.
+     * @param monitor the progress monitor. {@see NullProgressMonitor#INSTANCE} assumed if null.
+     * @return the changset content
+     * @throws IllegalArgumentException thrown if id <= 0
+     * @throws OsmTransferException thrown if something went wrong
      */
-    public Changeset downloadChangeset(long id, ProgressMonitor monitor) throws OsmTransferException {
-        return null;
+    public ChangesetDataSet downloadChangeset(int id, ProgressMonitor monitor) throws IllegalArgumentException, OsmTransferException {
+        if (id <= 0)
+            throw new IllegalArgumentException(tr("Expected value of type integer > 0 for parameter ''{0}'', got {1}", "id", id));
+        if (monitor == null) {
+            monitor = NullProgressMonitor.INSTANCE;
+        }
+        try {
+            monitor.beginTask(tr("Downloading changeset content"));
+            StringBuffer sb = new StringBuffer();
+            sb.append("changeset/").append(id).append("/download");
+            InputStream in = getInputStream(sb.toString(), monitor.createSubTaskMonitor(1, true));
+            if (in == null)
+                return null;
+            monitor.setCustomText(tr("Downloading content for changeset {0} ...", id));
+            OsmChangesetContentParser parser = new OsmChangesetContentParser(in);
+            ChangesetDataSet ds = parser.parse(monitor.createSubTaskMonitor(1, true));
+            return ds;
+        } catch(UnsupportedEncodingException e) {
+            throw new OsmTransferException(e);
+        } catch(OsmDataParsingException e) {
+            throw new OsmTransferException(e);
+        } finally {
+            monitor.finishTask();
+        }
     }
 }

trunk/src/org/openstreetmap/josm/io/OsmServerUserInfoReader.java

@@ -53 +53 @@
                 throw new OsmDataParsingException(tr("Missing attribute ''{0}'' on XML tag ''{1}''.", "id", "user"));
             try {
-                userInfo.setId(Long.parseLong(v));
+                userInfo.setId(Integer.parseInt(v));
             } catch(NumberFormatException e) {
                 throw new OsmDataParsingException(tr("Illegal value for attribute ''{0}'' on XML tag ''{1}''. Got {2}.", "id", "user", v));

trunk/src/org/openstreetmap/josm/tools/WindowGeometry.java

@@ -6 +6 @@
 import java.awt.Component;
 import java.awt.Dimension;
-import java.awt.Frame;
 import java.awt.Point;
 import java.awt.Toolkit;
@@ -12 +11 @@
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
-
-import javax.swing.JOptionPane;
 
 import org.openstreetmap.josm.Main;
@@ -40 +37 @@
 
     /**
-     * Replies a window geometry object for a window which a specific size which is centered
-     * relative to a parent window
-     *
-     * @param parent the parent window
+     * Replies a window geometry object for a window with a specific size which is centered
+     * relative to the parent window of a reference component.
+     *
+     * @param reference the reference component.
      * @param extent the size
      * @return the geometry object
      */
-    static public WindowGeometry centerInWindow(Component parent, Dimension extent) {
-        Frame parentWindow = JOptionPane.getFrameForComponent(parent);
+    static public WindowGeometry centerInWindow(Component reference, Dimension extent) {
+        Window parentWindow = null;
+        while(reference != null && ! (reference instanceof Window) ) {
+            reference = reference.getParent();
+        }
+        if (reference == null || ! (reference instanceof Window))
+            return new WindowGeometry(new Point(0,0), extent);
+        parentWindow = (Window)reference;
         Point topLeft = new Point(
                 Math.max(0, (parentWindow.getSize().width - extent.width) /2),
@@ -156 +159 @@
             initFromPreferences(preferenceKey);
         } catch(WindowGeometryException e) {
-//            System.out.println(tr("Warning: Failed to restore window geometry from key ''{0}''. Falling back to default geometry. Details: {1}", preferenceKey, e.getMessage()));
+            //            System.out.println(tr("Warning: Failed to restore window geometry from key ''{0}''. Falling back to default geometry. Details: {1}", preferenceKey, e.getMessage()));
             initFromWindowGeometry(defaultGeometry);
         }