style changes only

git-svn-id: https://svn.apache.org/repos/asf/xmlgraphics/fop/trunk@196726 13f79535-47bb-0310-9956-ffa450edef68

src/java/org/apache/fop/extensions/ExtensionElementMapping.java

@@ -66,7 +66,7 @@ public class ExtensionElementMapping extends ElementMapping {
      * Constructor.
      */
     public ExtensionElementMapping() {
-        URI = "http://xml.apache.org/fop/extensions";
+        namespaceURI = "http://xml.apache.org/fop/extensions";
     }
 
     /**

src/java/org/apache/fop/fo/BoxPropShorthandParser.java

@@ -50,6 +50,9 @@
  */
 package org.apache.fop.fo;
 
+/**
+ * Shorthand property parser for Box properties
+ */
 public class BoxPropShorthandParser extends GenericShorthandParser {
 
     /**
@@ -63,7 +66,8 @@ public class BoxPropShorthandParser extends GenericShorthandParser {
      * Stores 1 to 4 values of same type.
      * Set the given property based on the number of values set.
      * Example: padding, border-width, border-color, border-style, margin
-     * @see org.apache.fop.fo.GenericShorthandParser#convertValueForProperty(String, Property.Maker, PropertyList)
+     * @see org.apache.fop.fo.GenericShorthandParser#convertValueForProperty(String,
+     * Property.Maker, PropertyList)
      */
     protected Property convertValueForProperty(String propName,
                                                Property.Maker maker,

src/java/org/apache/fop/fo/CharacterProperty.java

@@ -3,34 +3,34 @@
  * ============================================================================
  *                    The Apache Software License, Version 1.1
  * ============================================================================
- * 
+ *
  * Copyright (C) 1999-2003 The Apache Software Foundation. All rights reserved.
- * 
+ *
  * Redistribution and use in source and binary forms, with or without modifica-
  * tion, 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.
- * 
+ *
  * 3. The end-user documentation included with the redistribution, if any, must
  *    include the following acknowledgment: "This product includes software
  *    developed by the Apache Software Foundation (http://www.apache.org/)."
  *    Alternately, this acknowledgment may appear in the software itself, if
  *    and wherever such third-party acknowledgments normally appear.
- * 
+ *
  * 4. The names "FOP" and "Apache Software Foundation" must not be used to
  *    endorse or promote products derived from this software without prior
  *    written permission. For written permission, please contact
  *    apache@apache.org.
- * 
+ *
  * 5. Products derived from this software may not be called "Apache", nor may
  *    "Apache" appear in their name, without prior written permission of the
  *    Apache Software Foundation.
- * 
+ *
  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED 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 THE
@@ -42,18 +42,27 @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  * ============================================================================
- * 
+ *
  * This software consists of voluntary contributions made by many individuals
  * on behalf of the Apache Software Foundation and was originally created by
  * James Tauber <jtauber@jtauber.com>. For more information on the Apache
  * Software Foundation, please see <http://www.apache.org/>.
- */ 
+ */
 package org.apache.fop.fo;
 
+/**
+ * Superclass for properties that wrap a character value
+ */
 public class CharacterProperty extends Property {
 
+    /**
+     * Inner class for creating instances of CharacterProperty
+     */
     public static class Maker extends Property.Maker {
 
+        /**
+         * @param propName name of property for which a Maker should be created
+         */
         public Maker(String propName) {
             super(propName);
         }
@@ -68,18 +77,30 @@ public class CharacterProperty extends Property {
 
     private char character;
 
+    /**
+     * @param character character value to be wrapped in this property
+     */
     public CharacterProperty(char character) {
         this.character = character;
     }
 
+    /**
+     * @return this.character cast as an Object
+     */
     public Object getObject() {
         return new Character(character);
     }
 
+    /**
+     * @return this.character
+     */
     public char getCharacter() {
         return this.character;
     }
 
+    /**
+     * @return this.character cast as a String
+     */
     public String getString() {
         return new Character(character).toString();
     }

src/java/org/apache/fop/fo/ColorTypeProperty.java

@@ -3,34 +3,34 @@
  * ============================================================================
  *                    The Apache Software License, Version 1.1
  * ============================================================================
- * 
+ *
  * Copyright (C) 1999-2003 The Apache Software Foundation. All rights reserved.
- * 
+ *
  * Redistribution and use in source and binary forms, with or without modifica-
  * tion, 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.
- * 
+ *
  * 3. The end-user documentation included with the redistribution, if any, must
  *    include the following acknowledgment: "This product includes software
  *    developed by the Apache Software Foundation (http://www.apache.org/)."
  *    Alternately, this acknowledgment may appear in the software itself, if
  *    and wherever such third-party acknowledgments normally appear.
- * 
+ *
  * 4. The names "FOP" and "Apache Software Foundation" must not be used to
  *    endorse or promote products derived from this software without prior
  *    written permission. For written permission, please contact
  *    apache@apache.org.
- * 
+ *
  * 5. Products derived from this software may not be called "Apache", nor may
  *    "Apache" appear in their name, without prior written permission of the
  *    Apache Software Foundation.
- * 
+ *
  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED 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 THE
@@ -42,20 +42,29 @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  * ============================================================================
- * 
+ *
  * This software consists of voluntary contributions made by many individuals
  * on behalf of the Apache Software Foundation and was originally created by
  * James Tauber <jtauber@jtauber.com>. For more information on the Apache
  * Software Foundation, please see <http://www.apache.org/>.
- */ 
+ */
 package org.apache.fop.fo;
 
 import org.apache.fop.datatypes.ColorType;
 
+/**
+ * Superclass for properties that wrap ColorType values
+ */
 public class ColorTypeProperty extends Property {
 
+    /**
+     * Inner class for creating instances of ColorTypeProperty
+     */
     public static class Maker extends Property.Maker {
 
+        /**
+         * @param propName name of property for which a Maker should be created
+         */
         public Maker(String propName) {
             super(propName);
         }
@@ -76,15 +85,25 @@ public class ColorTypeProperty extends Property {
 
     private ColorType colorType;
 
+    /**
+     * @param colorType color type object which is to be wrapped in this
+     * Property
+     */
     public ColorTypeProperty(ColorType colorType) {
         this.colorType = colorType;
     }
 
-    // Can't convert to any other types
+    /**
+     * Can't convert to any other types
+     * @return this.colorType
+     */
     public ColorType getColorType() {
         return this.colorType;
     }
 
+    /**
+     * @return this.colorType cast as an Object
+     */
     public Object getObject() {
         return this.colorType;
     }

src/java/org/apache/fop/fo/CondLengthProperty.java

@@ -3,34 +3,34 @@
  * ============================================================================
  *                    The Apache Software License, Version 1.1
  * ============================================================================
- * 
+ *
  * Copyright (C) 1999-2003 The Apache Software Foundation. All rights reserved.
- * 
+ *
  * Redistribution and use in source and binary forms, with or without modifica-
  * tion, 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.
- * 
+ *
  * 3. The end-user documentation included with the redistribution, if any, must
  *    include the following acknowledgment: "This product includes software
  *    developed by the Apache Software Foundation (http://www.apache.org/)."
  *    Alternately, this acknowledgment may appear in the software itself, if
  *    and wherever such third-party acknowledgments normally appear.
- * 
+ *
  * 4. The names "FOP" and "Apache Software Foundation" must not be used to
  *    endorse or promote products derived from this software without prior
  *    written permission. For written permission, please contact
  *    apache@apache.org.
- * 
+ *
  * 5. Products derived from this software may not be called "Apache", nor may
  *    "Apache" appear in their name, without prior written permission of the
  *    Apache Software Foundation.
- * 
+ *
  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED 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 THE
@@ -42,21 +42,30 @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  * ============================================================================
- * 
+ *
  * This software consists of voluntary contributions made by many individuals
  * on behalf of the Apache Software Foundation and was originally created by
  * James Tauber <jtauber@jtauber.com>. For more information on the Apache
  * Software Foundation, please see <http://www.apache.org/>.
- */ 
+ */
 package org.apache.fop.fo;
 
 import org.apache.fop.datatypes.Length;
 import org.apache.fop.datatypes.CondLength;
 
+/**
+ * Superclass for properties that have conditional lengths
+ */
 public class CondLengthProperty extends Property {
 
+    /**
+     * Inner class for creating instances of CondLengthProperty
+     */
     public static class Maker extends Property.Maker {
 
+        /**
+         * @param name of property for which a Maker should be created
+         */
         public Maker(String name) {
             super(name);
         }
@@ -65,19 +74,32 @@ public class CondLengthProperty extends Property {
 
     private CondLength condLength = null;
 
+    /**
+     * @param condLength conditional length object which is to be wrapped in
+     * this property
+     */
     public CondLengthProperty(CondLength condLength) {
         this.condLength = condLength;
     }
 
+    /**
+     * @return this.condLength
+     */
     public CondLength getCondLength() {
         return this.condLength;
     }
 
-    /* Question, should we allow this? */
+    /**
+     * TODO: Should we allow this?
+     * @return this.condLength cast as a Length
+     */
     public Length getLength() {
         return this.condLength.getLength().getLength();
     }
 
+    /**
+     * @return this.condLength cast as an Object
+     */
     public Object getObject() {
         return this.condLength;
     }

src/java/org/apache/fop/fo/ElementMapping.java

@@ -3,34 +3,34 @@
  * ============================================================================
  *                    The Apache Software License, Version 1.1
  * ============================================================================
- * 
+ *
  * Copyright (C) 1999-2003 The Apache Software Foundation. All rights reserved.
- * 
+ *
  * Redistribution and use in source and binary forms, with or without modifica-
  * tion, 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.
- * 
+ *
  * 3. The end-user documentation included with the redistribution, if any, must
  *    include the following acknowledgment: "This product includes software
  *    developed by the Apache Software Foundation (http://www.apache.org/)."
  *    Alternately, this acknowledgment may appear in the software itself, if
  *    and wherever such third-party acknowledgments normally appear.
- * 
+ *
  * 4. The names "FOP" and "Apache Software Foundation" must not be used to
  *    endorse or promote products derived from this software without prior
  *    written permission. For written permission, please contact
  *    apache@apache.org.
- * 
+ *
  * 5. Products derived from this software may not be called "Apache", nor may
  *    "Apache" appear in their name, without prior written permission of the
  *    Apache Software Foundation.
- * 
+ *
  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED 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 THE
@@ -42,29 +42,30 @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  * ============================================================================
- * 
+ *
  * This software consists of voluntary contributions made by many individuals
  * on behalf of the Apache Software Foundation and was originally created by
  * James Tauber <jtauber@jtauber.com>. For more information on the Apache
  * Software Foundation, please see <http://www.apache.org/>.
- */ 
+ */
 package org.apache.fop.fo;
 
 import java.util.HashMap;
 
 /**
- * Interface for adding supported element and property mappings to
- * the given builder.
+ * Abstract base class for Element Mappings (including FO Element Mappings)
+ * which provide the framework of valid elements and attibutes for a given
+ * namespace.
  */
-/** Abstract base class of FO Element Mappings.  */
 public abstract class ElementMapping {
+    /** constant for defining the default value */
     public static final String DEFAULT = "<default>";
 
     /** The HashMap table of formatting objects defined by the ElementMapping */
     protected HashMap foObjs = null;
 
     /** The namespace for the ElementMapping */
-    protected String URI = null;
+    protected String namespaceURI = null;
 
     /**
      * Returns a HashMap of maker objects for this element mapping
@@ -82,18 +83,18 @@ public abstract class ElementMapping {
      * Returns the namespace URI for this element mapping
      *
      * @return Namespace URI for this element mapping
-    */
+     */
     public String getNamespaceURI() {
-        return URI;
+        return namespaceURI;
     }
 
     /**
      * Initializes the set of maker objects associated with this ElementMapping
-     *
-    */
+     */
     protected abstract void initialize();
 
     public static class Maker {
+
         public FONode make(FONode parent) {
             return null;
         }

src/java/org/apache/fop/fo/EnumProperty.java

@@ -3,34 +3,34 @@
  * ============================================================================
  *                    The Apache Software License, Version 1.1
  * ============================================================================
- * 
+ *
  * Copyright (C) 1999-2003 The Apache Software Foundation. All rights reserved.
- * 
+ *
  * Redistribution and use in source and binary forms, with or without modifica-
  * tion, 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.
- * 
+ *
  * 3. The end-user documentation included with the redistribution, if any, must
  *    include the following acknowledgment: "This product includes software
  *    developed by the Apache Software Foundation (http://www.apache.org/)."
  *    Alternately, this acknowledgment may appear in the software itself, if
  *    and wherever such third-party acknowledgments normally appear.
- * 
+ *
  * 4. The names "FOP" and "Apache Software Foundation" must not be used to
  *    endorse or promote products derived from this software without prior
  *    written permission. For written permission, please contact
  *    apache@apache.org.
- * 
+ *
  * 5. Products derived from this software may not be called "Apache", nor may
  *    "Apache" appear in their name, without prior written permission of the
  *    Apache Software Foundation.
- * 
+ *
  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED 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 THE
@@ -42,26 +42,37 @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  * ============================================================================
- * 
+ *
  * This software consists of voluntary contributions made by many individuals
  * on behalf of the Apache Software Foundation and was originally created by
  * James Tauber <jtauber@jtauber.com>. For more information on the Apache
  * Software Foundation, please see <http://www.apache.org/>.
- */ 
+ */
 package org.apache.fop.fo;
 
 import org.apache.fop.apps.FOPException;
 
+/**
+ * Superclass for properties that wrap an enumeration value
+ */
 public class EnumProperty extends Property {
 
+    /**
+     * Inner class for creating EnumProperty instances
+     */
     public static class Maker extends Property.Maker {
 
+        /**
+         * @param propName name of property for which a Maker should be created
+         */
         protected Maker(String propName) {
             super(propName);
         }
 
         /**
          * Called by subclass if no match found.
+         * @param value string containing the value to be checked
+         * @return null (indicates that an appropriate match was not found)
          */
         public Property checkEnumValues(String value) {
             //log.error("Unknown enumerated value for property '"
@@ -86,14 +97,23 @@ public class EnumProperty extends Property {
 
     private int value;
 
+    /**
+     * @param explicitValue enumerated value to be set for this property
+     */
     public EnumProperty(int explicitValue) {
         this.value = explicitValue;
     }
 
+    /**
+     * @return this.value
+     */
     public int getEnum() {
         return this.value;
     }
 
+    /**
+     * @return this.value cast as an Object
+     */
     public Object getObject() {
         // FIXME: return String value: property must reference maker
         // return maker.getEnumValue(this.value);

src/java/org/apache/fop/fo/FOElementMapping.java

@@ -3,34 +3,34 @@
  * ============================================================================
  *                    The Apache Software License, Version 1.1
  * ============================================================================
- * 
+ *
  * Copyright (C) 1999-2003 The Apache Software Foundation. All rights reserved.
- * 
+ *
  * Redistribution and use in source and binary forms, with or without modifica-
  * tion, 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.
- * 
+ *
  * 3. The end-user documentation included with the redistribution, if any, must
  *    include the following acknowledgment: "This product includes software
  *    developed by the Apache Software Foundation (http://www.apache.org/)."
  *    Alternately, this acknowledgment may appear in the software itself, if
  *    and wherever such third-party acknowledgments normally appear.
- * 
+ *
  * 4. The names "FOP" and "Apache Software Foundation" must not be used to
  *    endorse or promote products derived from this software without prior
  *    written permission. For written permission, please contact
  *    apache@apache.org.
- * 
+ *
  * 5. Products derived from this software may not be called "Apache", nor may
  *    "Apache" appear in their name, without prior written permission of the
  *    Apache Software Foundation.
- * 
+ *
  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED 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 THE
@@ -42,12 +42,12 @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  * ============================================================================
- * 
+ *
  * This software consists of voluntary contributions made by many individuals
  * on behalf of the Apache Software Foundation and was originally created by
  * James Tauber <jtauber@jtauber.com>. For more information on the Apache
  * Software Foundation, please see <http://www.apache.org/>.
- */ 
+ */
 package org.apache.fop.fo;
 
 // Java
@@ -57,11 +57,17 @@ import java.util.HashMap;
  * Element mapping class for all XSL-FO elements.
  */
 public class FOElementMapping extends ElementMapping {
-    
+
+    /**
+     * Basic constructor; inititializes the namespace URI for the fo: namespace
+     */
     public FOElementMapping() {
-        URI = "http://www.w3.org/1999/XSL/Format";
+        namespaceURI = "http://www.w3.org/1999/XSL/Format";
     }
 
+    /**
+     * Initializes the collection of valid objects for the fo: namespace
+     */
     protected void initialize() {
         if (foObjs == null) {
             foObjs = new HashMap();

src/java/org/apache/fop/fo/FONode.java

@@ -163,9 +163,15 @@ public abstract class FONode {
         // do nothing by default
     }
 
+    /**
+     * @param child child node to be added to the children of this node
+     */
     protected void addChild(FONode child) {
     }
 
+    /**
+     * @return the parent node of this node
+     */
     public FONode getParent() {
         return this.parent;
     }

src/java/org/apache/fop/fo/FOTreeBuilder.java

@@ -340,7 +340,7 @@ public class FOTreeBuilder extends DefaultHandler {
     public boolean hasData() {
         return (rootFObj != null);
     }
-	 
+
 }
 
 // code stolen from org.apache.batik.util and modified slightly

src/java/org/apache/fop/fo/FObj.java

@@ -150,7 +150,7 @@ public class FObj extends FONode {
      * The attributes must be used immediately as the sax attributes
      * will be altered for the next element.
      * @param attlist Collection of attributes passed to us from the parser.
-     * @throws FOPException
+     * @throws FOPException for invalid FO data
      */
     public void handleAttrs(Attributes attlist) throws FOPException {
         properties = getListBuilder().makeList(FO_URI, name, attlist, this);
@@ -205,24 +205,33 @@ public class FObj extends FONode {
         // if we got here, it is because parent is null
         if (returnRoot) {
             return p;
-        }
-        else {
+        } else {
             return null;
         }
     }
 
+    /**
+     * For a given namespace, determine whether the properties of this object
+     * match that namespace.
+     * @param nameSpaceURI the namespace URI to be tested against
+     * @return this.properties, if the namespaces match; otherwise, null
+     */
     public PropertyList getPropertiesForNamespace(String nameSpaceURI) {
         if (this.properties == null) {
             return null;
         }
-        if (! nameSpaceURI.equals(this.properties.getNameSpace())) {
+        if (!nameSpaceURI.equals(this.properties.getNameSpace())) {
             return null;
         }
         return this.properties;
     }
 
+    /**
+     * @param propertyList the collection of Property objects to be managed
+     * @return a PropertyManager for the Property objects
+     */
     protected PropertyManager makePropertyManager(
-      PropertyList propertyList) {
+            PropertyList propertyList) {
         return new PropertyManager(propertyList);
     }
 
@@ -405,10 +414,16 @@ public class FObj extends FONode {
         }
     }
 
+    /**
+     * @return true if there are any Markers attached to this object
+     */
     public boolean hasMarkers() {
         return markers != null && !markers.isEmpty();
     }
 
+    /**
+     * @return th collection of Markers attached to this object
+     */
     public Map getMarkers() {
         return markers;
     }

src/java/org/apache/fop/svg/SVGElementMapping.java

@@ -68,7 +68,7 @@ public class SVGElementMapping extends ElementMapping {
     private boolean batik = true;
 
     public SVGElementMapping() {
-        URI = SVGDOMImplementation.SVG_NAMESPACE_URI;
+        namespaceURI = SVGDOMImplementation.SVG_NAMESPACE_URI;
     }
 
     protected void initialize() {