diff --git a/bindings/java/src/org/hyperic/sigar/ptql/ProcessFinder.java b/bindings/java/src/org/hyperic/sigar/ptql/ProcessFinder.java
index 3db15e8d..d735bff8 100644
--- a/bindings/java/src/org/hyperic/sigar/ptql/ProcessFinder.java
+++ b/bindings/java/src/org/hyperic/sigar/ptql/ProcessFinder.java
@@ -20,7 +20,6 @@ package org.hyperic.sigar.ptql;
 
 import org.hyperic.sigar.Sigar;
 import org.hyperic.sigar.SigarException;
-import org.hyperic.sigar.SigarNotImplementedException;
 import org.hyperic.sigar.SigarProxy;
 import org.hyperic.sigar.SigarProxyCache;
 
@@ -50,11 +49,7 @@ public class ProcessFinder {
     public long findSingleProcess(ProcessQuery query)
         throws SigarException {
 
-        if (query instanceof SigarProcessQuery) {
-            return ((SigarProcessQuery)query).findProcess(this.sigar);
-        }
-
-        throw new SigarNotImplementedException();
+        return query.findProcess(this.sigar);
     }
 
     public static long[] find(Sigar sigar, String query)
@@ -78,11 +73,7 @@ public class ProcessFinder {
     public long[] find(ProcessQuery query)
         throws SigarException {
 
-        if (query instanceof SigarProcessQuery) {
-            return ((SigarProcessQuery)query).findProcesses(this.sigar);
-        }
-
-        throw new SigarNotImplementedException();
+        return query.findProcesses(this.sigar);
     }
 }
     
diff --git a/bindings/java/src/org/hyperic/sigar/ptql/ProcessQuery.java b/bindings/java/src/org/hyperic/sigar/ptql/ProcessQuery.java
index f282ea2a..5166e6c5 100644
--- a/bindings/java/src/org/hyperic/sigar/ptql/ProcessQuery.java
+++ b/bindings/java/src/org/hyperic/sigar/ptql/ProcessQuery.java
@@ -25,4 +25,10 @@ public interface ProcessQuery {
 
     public boolean match(Sigar sigar, long pid) 
         throws SigarException;
+
+    public long findProcess(Sigar sigar)
+        throws SigarException;
+
+    public long[] findProcesses(Sigar sigar)
+        throws SigarException;
 }