Wow – it initially seemed much harder to do REST web services in Java than it should have been – it took a while for me to find this web site. Everyone wanted me to download a jar or something – I knew this had to work in a few lines of Java with no jars…<\/p>\n
\nThanks to: http:\/\/xml.nig.ac.jp\/tutorial\/rest\/index.html<\/p>\n
\nMy code below.<\/p>\n
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\n<\/p>\n\ntry {\n\/\/ Thanks: http:\/\/xml.nig.ac.jp\/tutorial\/rest\/index.html\nURL url = new URL(restEndPoint);\n\/\/make connection, use post mode, and send query\nURLConnection urlc = url.openConnection();\nurlc.setDoOutput(true);\nurlc.setAllowUserInteraction(false);\nString encodedPost = URLEncoder.encode(ret);\nPrintStream ps = new PrintStream(urlc.getOutputStream());\nps.print(\"launchData=\"+encodedPost);\nps.close();\n\/\/retrieve result\nBufferedReader br = new BufferedReader(new InputStreamReader(urlc\n.getInputStream()));\nString str;\nStringBuffer sb = new StringBuffer();\nwhile ((str = br.readLine()) != null) {\nsb.append(str);\nsb.append(\"\\n\");\n}\nbr.close();\nresponse = sb.toString();\nif ( response == null ) {\nsetErrorMessage(request, \"Launch REST Web Service returned nothing\");\n}\n}\ncatch(Exception e) {\ne.printStackTrace();\nsetErrorMessage(request, \"Failed REST service call. Exception=\"+e);\nresponse = null;\n}\n<\/pre>\n