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Created by voodoo on November 24, 2010 23:43:29    Last update: November 24, 2010 23:43:29
Two of the three PreparedStatement.setBinaryStream methods are not implemented as of version 9.0-801 of the PostgreSQL JDBC driver. Test program: import java.io.*; import java.sql.*; pub... Also note that setBinaryStream only works on a bytea column.
Created by nogeek on November 04, 2010 20:00:15    Last update: November 05, 2010 14:38:43
Following are some bugs in the Xalan jar shipped with JBoss 5.1.0 GA and JBoss 6.0. The Xalan jar file is located in jboss-5.1.0.GA/lib/endorsed ( %JBOSS_HOME%/common/lib for JBoss 6.0). Test xml: <?xml version="1.0" encoding="ISO-8859-1"?> ... Test xsl: <?xml version="1.0" encoding="ISO-8859-1"?> <xs... XSLT Java code: import org.w3c.dom.*; import javax.xml.parsers.... DateUtil.java import java.util.Date; public class DateUti... XSLT output: Transformer Factory class: class org.apache.xalan.... Apparently, the output is wrong. The string "A test event" should not have been displayed.
Created by Dr. Xi on October 26, 2010 16:07:40    Last update: October 26, 2010 16:07:40
This is a more generic version, which can be expanded to accommodate additional file signatures. import java.io.*; import java.util.*; pu...
Created by Dr. Xi on August 03, 2010 16:23:55    Last update: October 22, 2010 15:35:20
According to Java documentation: The Java compiler and other Java tools can only process files which contain Latin-1 and/or Unicode-encoded (\udddd notation) characters. This utility converts a utf-8 encoded file to ascii with unicode escape strings for non-ascii characters. import java.io.*; /** * Reads file in U... It is equivalent to: native2ascii -encoding utf-8 using the standard Java native2ascii utility.
Created by nogeek on September 29, 2010 19:22:15    Last update: September 29, 2010 19:22:15
Assuming you are using the default server. Edit the file server/default/conf/login-config.xml Copy & paste the section: <application-policy name="web-console"> ... Change the copy to: <application-policy name="myapp"> <auth... Create users properties file Copy server/default/conf/props/jmx-console-users.properties to server/default/conf/props/myapp-users.properties . Change contents to: # users.properties file for use with the Users... Create roles properties file Copy server/default/conf/props/jmx-console-roles.properties to server/default/conf/props/myapp-roles.properties . Change contents to: # roles.properties file for use with the Users... Edit web.xml in the application myapp . Add security constraints: <security-constraint> <web-resource-col... Add file WEB-INF/jboss-web.xml with the following contents: <?xml version='1.0' encoding='UTF-8' ?> ... where myapp corresponds to the name attribute for application-policy in step 1.
Created by Dr. Xi on August 27, 2010 22:35:53    Last update: August 27, 2010 22:35:53
This example decompresses a gzip compressed file with java.util.zip.GZIPInputStream . The input is assumed to be Base64 encoded after being gzipped (such would be the case when binary data is transmitted within an XML file). You don't need the Base64InputStream if the data is not Base64 encoded. import java.io.*; import java.util.zip.GZIPInpu...
Created by Dr. Xi on August 24, 2010 21:59:22    Last update: August 24, 2010 21:59:22
This class decodes a Base64 encoded file with the Apache commons codec package: import java.io.*; import org.apache.commons.cod...
Created by Fang on August 24, 2010 18:44:24    Last update: August 24, 2010 18:44:24
The tags XML transform tags apply XSLT to XML documents. The XML document may be specified as the doc attribute or enclosed as the body of the <x:transform> tag. Optional <x:param> tags may be used to specify parameters for the XSLT. <x:transform> Syntax: <x:transform doc="XMLDocument" xslt="XSLTStyle... or, include the XML document in the body: <x:transform xslt="XSLTStylesheet" [docSystem... Attributes: Name Dynamic? Type Description doc true String , Reader , javax.xml.transform.Source , org.w3c.dom.Document , or object exported by <x:parse> , <x:set> . Source XML document to be transformed. (If exported by <x:set> , it must correspond to a well-formed XML document, not a partial document.) xslt true String , Reader or javax.xml.transform.Source Transformation stylesheet as a String , Reader , or Source object. docSystemId true...
Created by Fang on August 19, 2010 18:32:28    Last update: August 19, 2010 18:32:28
The tags <x:parse> Parses an XML document. The document to be parsed can be specified by the doc attribute or enclosed as the body of the tag. The parsed document is exposed as the var attribute or the varDom attribute. When exposed as var , the type of the exposed object is implementation dependent; when exposed as varDom , the type of the exposed object is org.w3c.dom.Document . Objects exposed by var and varDom can both be used to set the context of an XPath expression. Syntax: <x:parse doc="XMLDocument" {var="var" [sco... or, put the XML document in the element body: <x:parse {var="var" [scope="page|request|s... Attributes: Name Dynamic? Type Description doc true String , Reader Source XML document to be parsed. systemId true String The...
Created by Fang on March 23, 2010 03:50:11    Last update: August 18, 2010 21:59:52
This is a simple web application with a single servlet and a single JSP page. It is intended to be a test bed for JSTL tags. You may want to store all syntax, rules, and exceptions in your head, but in my opinion nothing beats a simple test program that allows you play with it all you want. So here it is (build with Maven ). Prerequisites: Maven: http://maven.apache.org/ . You don't need any prior knowledge of Maven, but you need to install the binary. JBoss: http://jboss.org/jbossas/downloads/ , or Tomcat: http://tomcat.apache.org/ if you don't run the SQL tests. You need to know how to deploy a web application (shh! Don't tell your boss it's just copying a file to the deployment folder). Steps: The directory...
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