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Hi, O/S:���� Windows 2000
Professional Batik:��� 1.1.1 I am trying to use the Batik transcoder from a web component
deployed in the J2EE reference environment (version 1.3.1). However, when I
attempt to transcode an SVG to a JPEG with size
adjustment (see attached code fragment) I get the following AccessControlException
from the J2EE container: java.security.AccessControlException: access
denied (java.lang.RuntimePermission modifyThreadGroup) ����������� at java.security.AccessControlContext.checkPermission(AccessControlContext.java:272) ����������� at java.security.AccessController.checkPermission(AccessController.java:399) ����������� at java.lang.SecurityManager.checkPermission(SecurityManager.java:545) ����������� at
com.sun.enterprise.J2EESecurityManager.checkAccess(J2EESecurityManager.java:46) ����������� at java.lang.ThreadGroup.checkAccess(ThreadGroup.java:279) ����������� at java.lang.Thread.init(Thread.java:265) ����������� at java.lang.Thread.<init>(Thread.java:330) ����������� at org.apache.batik.util.SoftReferenceCache$1.<init>(Unknown
Source) ����������� at org.apache.batik.util.SoftReferenceCache.<clinit>(Unknown Source) ����������� at org.apache.batik.bridge.SVGColorProfileElementBridge.<init>(Unknown
Source) ����������� at org.apache.batik.bridge.SVGBridgeExtension.registerTags(Unknown
Source) ����������� at org.apache.batik.bridge.BridgeContext.registerSVGBridges(Unknown
Source) ����������� at org.apache.batik.bridge.BridgeContext.<init>(Unknown
Source) ����������� at org.apache.batik.bridge.BridgeContext.<init>(Unknown
Source) ����������� at org.apache.batik.transcoder.image.ImageTranscoder.transcode(Unknown
Source) ����������� at org.apache.batik.transcoder.XMLAbstractTranscoder.transcode(Unknown
Source) ����������� at
uk.co.avenida.internal.draco.server.svgrenderer.SVGRenderer.transcode(Unknown
Source) ����������� at uk.co.avenida.internal.draco.server.svgrenderer.SVGRenderer.access$000(Unknown
Source) ����������� at
uk.co.avenida.internal.draco.server.svgrenderer.SVGRenderer$TranscodingAsset.writeRepresentation(Unknown
Source) ����������� at uk.co.avenida.internal.draco.server.configurator.ConfigurationManager.renderValue(Unknown
Source) ����������� at
uk.co.avenida.internal.draco.client.html.SessionBean.renderChoice(Unknown
Source) ����������� at
uk.co.avenida.internal.draco.client.html.RenderChoiceServlet.dracoProcess(Unknown
Source) ����������� at uk.co.avenida.internal.draco.client.html.DracoServlet.service(Unknown
Source) ����������� at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) ����������� at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:247) ����������� at org.apache.catalina.core.ApplicationFilterChain.access$0(ApplicationFilterChain.java:197) ����������� at
org.apache.catalina.core.ApplicationFilterChain$1.run(ApplicationFilterChain.java:176) ����������� at java.security.AccessController.doPrivileged(Native
Method) ����������� at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:172) ����������� at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:243) ����������� at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:566) ����������� at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472) ����������� at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943) ����������� at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:201) ����������� at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:566) ����������� at org.apache.catalina.valves.CertificatesValve.invoke(CertificatesValve.java:246) ����������� at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:564) ����������� at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472) ����������� at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943) ����������� at org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2343) ����������� at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:164) ����������� at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:566) ����������� at org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve.java:170) ����������� at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:564) ����������� at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:170) ����������� at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:564) ����������� at org.apache.catalina.authenticator.SingleSignOn.invoke(SingleSignOn.java:368) ����������� at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:564) ����������� at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472) ����������� at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943) ����������� at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:174) ����������� at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:566) ����������� at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472) ����������� at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943) ����������� at org.apache.catalina.connector.http.HttpProcessor.process(HttpProcessor.java:1012) ����������� at org.apache.catalina.connector.http.HttpProcessor.run(HttpProcessor.java:1107) ����������� at java.lang.Thread.run(Thread.java:484) I believe I could get round this by modifying the J2EE server.policy file to grant permission to modifythreadgroup (haven’t tried it yet). Has anyone
else encountered this problem? Anyone know of a way round it without
compromising the security of the J2EE application in the real world? Thanks, Vicki --------------------------------------- Vicki Bell Avenida Technologies Ltd Tel: +44 (0)2476 430462 |
fragment.java
Description: JavaScript source
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