The hadoop Configuration class implements the Iterable interface, so you can simply create a default configuration and list all properties, or pass a custom XML configuration file and print the properties from that.<\/p>\n
Below is a simple example.<\/p>\n
\r\nimport java.util.*;\r\nimport org.apache.hadoop.conf.*;\r\n\r\nclass printHadoop {\r\n\r\n public static void main(String args[]) {\r\n Configuration conf = new Configuration();\r\n if ( args.length == 1)\r\n conf.addResource(args[0]);\r\n Iterator it = conf.iterator();\r\n while (it.hasNext()) {\r\n System.out.println(it.next());\r\n }\r\n }\r\n}\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"The hadoop Configuration class implements the Iterable interface, so you can simply create a default configuration and list all properties, or pass a custom XML configuration file and print the properties from that. Below is a simple example. import java.util.*;…<\/p>\n