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add mapping from /etc/rpc

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This commit is contained in:
Doug MacEachern 2006-02-27 00:43:55 +00:00
parent 797d9c1a13
commit b07fd54671
1 changed files with 53 additions and 2 deletions
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55
bindings/java/src/net/hyperic/sigar/RPC.java
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@ -1,18 +1,69 @@
package net.hyperic.sigar;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
public class RPC {
private static Map programs = null;
public static final int UDP = NetFlags.CONN_UDP;
public static final int TCP = NetFlags.CONN_TCP;
public static final long NFS = 100003;
public static native boolean ping(String hostname,
int protocol,
long program,
long version);
public static boolean ping(String hostname,
int protocol,
String program,
long version) {
return ping(hostname,
protocol,
getProgram(program),
version);
}
public static boolean ping(String hostname, long program) {
return ping(hostname, UDP, program, 2);
}
public static boolean ping(String hostname, String program) {
return ping(hostname, UDP, program, 2);
}
private static void parse(String fileName) {
programs = new HashMap();
NetServices.parse("/etc/rpc", new NetServices.EntryReader() {
public void process(String program, String num, List aliases) {
programs.put(program, num);
}
});
}
/**
* @return RPC program number as defined in /etc/rpc
*/
public static long getProgram(String program) {
if (programs == null) {
parse("/etc/rpc");
}
Long num;
Object obj = programs.get(program);
if (obj == null) {
return -1;
}
if (obj instanceof Long) {
num = (Long)obj;
}
else {
num = Long.valueOf((String)obj);
programs.put(program, num);
}
return num.longValue();
}
}