[BATIK-707] SVG Symbol element cloneNode throw NullPointerException

• Type: Bug
• Status: Resolved
• Resolution: Fixed
• Affects Version/s: 1.7
• Component/s: SVG DOM
• Environment: Operating System: All; Platform: All
• Assignee: Batik Developer's Mailing list
• Reporter: Dmitry Agapitov
• Created: 03/Apr/07 05:21
• Updated: 20/Sep/07 06:38
• Resolved: 20/Sep/07 21:05

Description

Cloning SVG Symbol element loaded from SVG document gives SVG Error "null":

java.lang.NullPointerException
at
org.apache.batik.dom.svg.SVGOMElement.createLiveAnimatedPreserveAspectRatio(Unknown
Source)
at org.apache.batik.dom.svg.SVGOMSymbolElement.<init>(Unknown Source)
at org.apache.batik.dom.svg.SVGOMSymbolElement.newNode(Unknown Source)
at org.apache.batik.dom.AbstractNode.cloneNode(Unknown Source)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.mozilla.javascript.MemberBox.invoke(Unknown Source)
at org.mozilla.javascript.NativeJavaMethod.call(Unknown Source)
at org.mozilla.javascript.optimizer.OptRuntime.call1(Unknown Source)
at org.mozilla.javascript.gen.c5._c1(Inline <script> file:/C:/Documents and
Settings/ads/Desktop/Batik 1.7b1 error/NodeCloneErr.svg:7:5)
at org.mozilla.javascript.gen.c5.call(Inline <script> file:/C:/Documents and
Settings/ads/Desktop/Batik 1.7b1 error/NodeCloneErr.svg:7)
at org.mozilla.javascript.optimizer.OptRuntime.callName(Unknown Source)
at org.mozilla.javascript.gen.c6._c0(Event attribute file:/C:/Documents and
Settings/ads/Desktop/Batik 1.7b1 error/NodeCloneErr.svg:19 onload:1)
at org.mozilla.javascript.gen.c6.call(Event attribute file:/C:/Documents and
Settings/ads/Desktop/Batik 1.7b1 error/NodeCloneErr.svg:19 onload)
at org.mozilla.javascript.ContextFactory.doTopCall(Unknown Source)
at org.mozilla.javascript.ScriptRuntime.doTopCall(Unknown Source)
at org.mozilla.javascript.gen.c6.call(Event attribute file:/C:/Documents and
Settings/ads/Desktop/Batik 1.7b1 error/NodeCloneErr.svg:19 onload)
at org.mozilla.javascript.gen.c6.exec(Event attribute file:/C:/Documents and
Settings/ads/Desktop/Batik 1.7b1 error/NodeCloneErr.svg:19 onload)
at org.mozilla.javascript.Context.evaluateReader(Unknown Source)
at org.apache.batik.script.rhino.RhinoInterpreter$2.run(Unknown Source)
at org.mozilla.javascript.Context.call(Unknown Source)
at org.mozilla.javascript.ContextFactory.call(Unknown Source)
at org.apache.batik.script.rhino.RhinoInterpreter.evaluate(Unknown Source)
at org.apache.batik.bridge.BaseScriptingEnvironment$1.handleEvent(Unknown Source)
at org.apache.batik.dom.events.EventSupport.fireEventListeners(Unknown Source)
at org.apache.batik.dom.events.EventSupport.fireEventListeners(Unknown Source)
at org.apache.batik.dom.events.EventSupport.dispatchEvent(Unknown Source)
at org.apache.batik.dom.AbstractNode.dispatchEvent(Unknown Source)
at org.apache.batik.bridge.BaseScriptingEnvironment.dispatchSVGLoad(Unknown Source)
at org.apache.batik.bridge.BaseScriptingEnvironment.dispatchSVGLoad(Unknown Source)
at
org.apache.batik.bridge.BaseScriptingEnvironment.dispatchSVGLoadEvent(Unknown
Source)
at org.apache.batik.bridge.UpdateManager.dispatchSVGLoadEvent(Unknown Source)
at org.apache.batik.bridge.UpdateManager.dispatchSVGLoadEvent(Unknown Source)
at org.apache.batik.swing.svg.SVGLoadEventDispatcher.run(Unknown Source)

for this SVG document:

<?xml version="1.0" ?>

<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<script type="text/ecmascript"><![CDATA[
function tryError(elementId) {
element = document.getElementById(elementId);
if(element != null)

{ clone = element.cloneNode(true); /* Throws NullPointerException */ }

}

]]></script>
<title>Node Clone Error Demo</title>
<symbol id="symbol_id" onload="tryError('symbol_id')">
<rect x="100" y="100" height="100" width="100"/>
</symbol>
</svg>