Added default empty String to the border-* shorthands. Added warning for the case where inherit is used, but no value is available from the parent.

git-svn-id: https://svn.apache.org/repos/asf/xmlgraphics/fop/trunk@378017 13f79535-47bb-0310-9956-ffa450edef68

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

@@ -2640,30 +2640,35 @@ public class FOPropertyMapping implements Constants {
         // border-bottom
         m  = new ListProperty.Maker(PR_BORDER_BOTTOM);
         m.setInherited(false);
+        m.setDefault("");
         m.setDatatypeParser(new GenericShorthandParser());
         addPropertyMaker("border-bottom", m);
 
         // border-color
         m  = new ListProperty.Maker(PR_BORDER_COLOR);
         m.setInherited(false);
+        m.setDefault("");
         m.setDatatypeParser(new BoxPropShorthandParser());
         addPropertyMaker("border-color", m);
 
         // border-left
         m  = new ListProperty.Maker(PR_BORDER_LEFT);
         m.setInherited(false);
+        m.setDefault("");
         m.setDatatypeParser(new GenericShorthandParser());
         addPropertyMaker("border-left", m);
 
         // border-right
         m  = new ListProperty.Maker(PR_BORDER_RIGHT);
         m.setInherited(false);
+        m.setDefault("");
         m.setDatatypeParser(new GenericShorthandParser());
         addPropertyMaker("border-right", m);
 
         // border-style
         m  = new ListProperty.Maker(PR_BORDER_STYLE);
         m.setInherited(false);
+        m.setDefault("");
         m.setDatatypeParser(new BoxPropShorthandParser());
         addPropertyMaker("border-style", m);
 
@@ -2677,12 +2682,14 @@ public class FOPropertyMapping implements Constants {
         // border-top
         m  = new ListProperty.Maker(PR_BORDER_TOP);
         m.setInherited(false);
+        m.setDefault("");
         m.setDatatypeParser(new GenericShorthandParser());
         addPropertyMaker("border-top", m);
 
         // border-width
         m  = new ListProperty.Maker(PR_BORDER_WIDTH);
         m.setInherited(false);
+        m.setDefault("");
         m.setDatatypeParser(new BoxPropShorthandParser());
         addPropertyMaker("border-width", m);
 

src/java/org/apache/fop/fo/properties/PropertyMaker.java

@@ -413,6 +413,12 @@ public class PropertyMaker implements Cloneable {
                 if ((propId & Constants.COMPOUND_MASK) != 0) {
                     newProp = getSubprop(newProp, propId & Constants.COMPOUND_MASK);
                 }
+                if (newProp.getString() == null) {
+                    log.warn("Specified value of \"inherit\" for "
+                            + FOPropertyMapping.getPropertyName(getPropId()) + " on "
+                            + propertyList.getFObj().getName() + ", but no "
+                            + "inherited or specified value found on the parent FO.");
+                }
             } else {
                 // Check for keyword shorthand values to be substituted. 
                 pvalue = checkValueKeywords(pvalue);
@@ -477,13 +483,13 @@ public class PropertyMaker implements Cloneable {
             // If value is a name token, may be keyword or Enum
             String sval = prop.getNCname();
             if (sval != null) {
-                log.debug("Convert shorthand ncname " + sval);
+                //log.debug("Convert shorthand ncname " + sval);
                 pret = checkEnumValues(sval);
                 if (pret == null) {
                     /* Check for keyword shorthand values to be substituted. */
                     String pvalue = checkValueKeywords(sval);
                     if (!pvalue.equals(sval)) {
-                        log.debug("Convert shorthand keyword" + pvalue);
+                        //log.debug("Convert shorthand keyword" + pvalue);
                         // Substituted a value: must parse it
                         Property p = PropertyParser.parse(pvalue,
                                                  new PropertyInfo(this,
@@ -525,8 +531,8 @@ public class PropertyMaker implements Cloneable {
      * file specifies a length value equivalent for these keywords,
      * such as "0.5pt" for "thin".
      * @param keyword the string value of property attribute.
-     * @return a String containing a parseable equivalent or null if
-     * the passed value isn't a keyword initializer for this Property.
+     * @return a String containing a parseable equivalent or null if 
+     * the passed value isn't a keyword initializer for this Property
      */
     protected String checkValueKeywords(String keyword) {
         if (keywords != null) {