add getNetListenAddress method

This commit is contained in:
Doug MacEachern 2006-02-28 19:24:04 +00:00
parent c97c11fe4b
commit 041ab0034f
3 changed files with 59 additions and 0 deletions

View File

@ -637,6 +637,46 @@ public class Sigar implements SigarProxy {
public native NetConnection[] getNetConnectionList(int flags) public native NetConnection[] getNetConnectionList(int flags)
throws SigarException; throws SigarException;
/**
* Get the TCP listen address for the given port.
* If the port is not bound to a specific address,
* the loopback address will be returned.
* If there is not a listener on the given port, null will be returned.
*/
public String getNetListenAddress(long port)
throws SigarException {
int flags = NetFlags.CONN_SERVER | NetFlags.CONN_TCP;
NetConnection[] connections =
getNetConnectionList(flags);
for (int i=0; i<connections.length; i++) {
NetConnection conn = connections[i];
if (conn.getState() != NetFlags.TCP_LISTEN) {
continue;
}
if (conn.getLocalPort() == port) {
if (conn.getLocalAddress().equals(NetFlags.ANY_ADDR)) {
return NetFlags.LOOPBACK_ADDRESS;
}
else {
return conn.getLocalAddress();
}
}
}
return null;
}
public String getNetListenAddress(String port)
throws SigarException {
return getNetListenAddress(Long.parseLong(port));
}
public NetStat getNetStat() public NetStat getNetStat()
throws SigarException { throws SigarException {
return new NetStat(this); return new NetStat(this);

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@ -129,6 +129,12 @@ public interface SigarProxy {
public NetConnection[] getNetConnectionList(int flags) public NetConnection[] getNetConnectionList(int flags)
throws SigarException; throws SigarException;
public String getNetListenAddress(long port)
throws SigarException;
public String getNetListenAddress(String port)
throws SigarException;
public NetStat getNetStat() throws SigarException; public NetStat getNetStat() throws SigarException;
public Who[] getWhoList() throws SigarException; public Who[] getWhoList() throws SigarException;

View File

@ -1,5 +1,7 @@
package net.hyperic.sigar.test; package net.hyperic.sigar.test;
import net.hyperic.sigar.NetConnection;
import net.hyperic.sigar.NetFlags;
import net.hyperic.sigar.NetStat; import net.hyperic.sigar.NetStat;
import net.hyperic.sigar.Sigar; import net.hyperic.sigar.Sigar;
import net.hyperic.sigar.SigarNotImplementedException; import net.hyperic.sigar.SigarNotImplementedException;
@ -23,5 +25,16 @@ public class TestNetStat extends SigarTestCase {
assertGtEqZeroTrace("Outbound", netstat.getTcpOutboundTotal()); assertGtEqZeroTrace("Outbound", netstat.getTcpOutboundTotal());
assertGtEqZeroTrace("Inbound", netstat.getTcpInboundTotal()); assertGtEqZeroTrace("Inbound", netstat.getTcpInboundTotal());
assertGtEqZeroTrace("Listen", netstat.getTcpListen()); assertGtEqZeroTrace("Listen", netstat.getTcpListen());
int flags = NetFlags.CONN_SERVER | NetFlags.CONN_TCP;
NetConnection[] connections =
sigar.getNetConnectionList(flags);
for (int i=0; i<connections.length; i++) {
long port = connections[i].getLocalPort();
traceln("Listen " +
sigar.getNetListenAddress(port) + ":" + port);
}
} }
} }