simply counter management by removing it when we are done with it

This commit is contained in:
Doug MacEachern 2005-06-15 00:24:33 +00:00
parent 065bdd2b44
commit 2e17b9cded
1 changed files with 5 additions and 14 deletions

View File

@ -8,8 +8,6 @@ public class Pdh extends Win32Bindings {
private long h_query; // Handle to the query private long h_query; // Handle to the query
private String hostname = null; private String hostname = null;
private long h_counter = -1l; // Handle to the counter
public Pdh() throws Win32Exception { public Pdh() throws Win32Exception {
h_query = pdhOpenQuery(); h_query = pdhOpenQuery();
} }
@ -28,11 +26,6 @@ public class Pdh extends Win32Bindings {
} }
public synchronized void close() throws Win32Exception { public synchronized void close() throws Win32Exception {
if (h_counter != -1l) {
pdhRemoveCounter(h_counter);
h_counter = -1l;
}
if (h_query != -1l) { if (h_query != -1l) {
pdhCloseQuery(h_query); pdhCloseQuery(h_query);
h_query = -1l; h_query = -1l;
@ -62,14 +55,12 @@ public class Pdh extends Win32Bindings {
pdhConnectMachine(this.hostname); pdhConnectMachine(this.hostname);
} }
if (h_counter != -1l) { long counter = pdhAddCounter(h_query, path);
pdhRemoveCounter(h_counter); try {
h_counter = -1l; return pdhGetValue(h_query, counter, format);
} finally {
pdhRemoveCounter(counter);
} }
h_counter = pdhAddCounter(h_query, path);
return pdhGetValue(h_query, h_counter, format);
} }
public static String[] getInstances(String path) throws Win32Exception { public static String[] getInstances(String path) throws Win32Exception {