Safely share a single Sigar instance between multiple threads

bindings/java/src/net/hyperic/sigar/SynchronizedSigar.java

@@ -0,0 +1,306 @@
+package net.hyperic.sigar;
+
+import java.util.Map;
+
+/**
+ * Safely share a single Sigar instance between multiple threads.
+ * The Sigar object is thread-safe given that each thread has its
+ * own Sigar instance.  In order to share a single Sigar instance
+ * the methods implemented here are synchronized.  All data returned
+ * by the Sigar methods is read-only and hence thread-safe.
+ */
+public class SynchronizedSigar implements SigarProxy {
+
+    private Sigar sigar;
+
+    public SynchronizedSigar() {
+        this.sigar = new Sigar();
+    }
+
+    public synchronized long getPid()
+    {
+        return this.sigar.getPid();
+    }
+
+    public synchronized Mem getMem()
+        throws SigarException
+    {
+        return this.sigar.getMem();
+    }
+
+    public synchronized Swap getSwap()
+        throws SigarException
+    {
+        return this.sigar.getSwap();
+    }
+
+    public synchronized Cpu getCpu()
+        throws SigarException
+    {
+        return this.sigar.getCpu();
+    }
+
+    public synchronized CpuPerc getCpuPerc()
+        throws SigarException
+    {
+        return this.sigar.getCpuPerc();
+    }
+
+    public synchronized Uptime getUptime()
+        throws SigarException
+    {
+        return this.sigar.getUptime();
+    }
+
+    public synchronized double[] getLoadAverage()
+        throws SigarException
+    {
+        return this.sigar.getLoadAverage();
+    }
+
+    public synchronized long[] getProcList()
+        throws SigarException
+    {
+        return this.sigar.getProcList();
+    }
+
+    public synchronized ProcStat getProcStat()
+        throws SigarException
+    {
+        return this.sigar.getProcStat();
+    }
+
+    public synchronized ProcMem getProcMem(long pid)
+        throws SigarException
+    {
+        return this.sigar.getProcMem(pid);
+    }
+
+    public synchronized ProcMem getProcMem(String pid)
+        throws SigarException
+    {
+        return this.sigar.getProcMem(pid);
+    }
+
+    public synchronized ProcState getProcState(long pid)
+        throws SigarException
+    {
+        return this.sigar.getProcState(pid);
+    }
+
+    public synchronized ProcState getProcState(String pid)
+        throws SigarException
+    {
+        return this.sigar.getProcState(pid);
+    }
+
+    public synchronized ProcTime getProcTime(long pid)
+        throws SigarException
+    {
+        return this.sigar.getProcTime(pid);
+    }
+
+    public synchronized ProcTime getProcTime(String pid)
+        throws SigarException
+    {
+        return this.sigar.getProcTime(pid);
+    }
+
+    public synchronized ProcCpu getProcCpu(long pid)
+        throws SigarException
+    {
+        return this.sigar.getProcCpu(pid);
+    }
+
+    public synchronized ProcCpu getProcCpu(String pid)
+        throws SigarException
+    {
+        return this.sigar.getProcCpu(pid);
+    }
+
+    public synchronized ProcCred getProcCred(long pid)
+        throws SigarException
+    {
+        return this.sigar.getProcCred(pid);
+    }
+
+    public synchronized ProcCred getProcCred(String pid)
+        throws SigarException
+    {
+        return this.sigar.getProcCred(pid);
+    }
+
+    public synchronized ProcCredName getProcCredName(long pid)
+        throws SigarException
+    {
+        return this.sigar.getProcCredName(pid);
+    }
+
+    public synchronized ProcCredName getProcCredName(String pid)
+        throws SigarException
+    {
+        return this.sigar.getProcCredName(pid);
+    }
+
+    public synchronized ProcFd getProcFd(long pid)
+        throws SigarException
+    {
+        return this.sigar.getProcFd(pid);
+    }
+
+    public synchronized ProcFd getProcFd(String pid)
+        throws SigarException
+    {
+        return this.sigar.getProcFd(pid);
+    }
+
+    public synchronized ProcExe getProcExe(long pid)
+        throws SigarException
+    {
+        return this.sigar.getProcExe(pid);
+    }
+
+    public synchronized ProcExe getProcExe(String pid)
+        throws SigarException
+    {
+        return this.sigar.getProcExe(pid);
+    }
+
+    public synchronized String[] getProcArgs(long pid)
+        throws SigarException
+    {
+        return this.sigar.getProcArgs(pid);
+    }
+
+    public synchronized String[] getProcArgs(String pid)
+        throws SigarException
+    {
+        return this.sigar.getProcArgs(pid);
+    }
+
+    public synchronized Map getProcEnv(long pid)
+        throws SigarException
+    {
+        return this.sigar.getProcEnv(pid);
+    }
+
+    public synchronized Map getProcEnv(String pid)
+        throws SigarException
+    {
+        return this.sigar.getProcEnv(pid);
+    }
+
+    public synchronized String getProcEnv(long pid, String key)
+        throws SigarException
+    {
+        return this.sigar.getProcEnv(pid, key);
+    }
+
+    public synchronized String getProcEnv(String pid, String key)
+        throws SigarException
+    {
+        return this.sigar.getProcEnv(pid, key);
+    }
+
+    public synchronized long getProcPort(long port)
+        throws SigarException
+    {
+        return this.sigar.getProcPort(port);
+    }
+
+    public synchronized long getProcPort(String port)
+        throws SigarException
+    {
+        return this.sigar.getProcPort(port);
+    }
+
+    public synchronized FileSystem[] getFileSystemList()
+        throws SigarException
+    {
+        return this.sigar.getFileSystemList();
+    }
+
+    public synchronized FileSystemMap getFileSystemMap()
+        throws SigarException
+    {
+        return this.sigar.getFileSystemMap();
+    }
+
+    public synchronized FileSystemUsage getMountedFileSystemUsage(String name)
+        throws SigarException
+    {
+        return this.sigar.getMountedFileSystemUsage(name);
+    }
+
+    public synchronized FileSystemUsage getFileSystemUsage(String name)
+        throws SigarException
+    {
+        return this.sigar.getFileSystemUsage(name);
+    }
+
+    public synchronized FileInfo getFileInfo(String name)
+        throws SigarException
+    {
+        return this.sigar.getFileInfo(name);
+    }
+
+    public synchronized FileInfo getLinkInfo(String name)
+        throws SigarException
+    {
+        return this.sigar.getLinkInfo(name);
+    }
+
+    public synchronized DirStat getDirStat(String name)
+        throws SigarException
+    {
+        return this.sigar.getDirStat(name);
+    }
+
+    public synchronized CpuInfo[] getCpuInfoList()
+        throws SigarException
+    {
+        return this.sigar.getCpuInfoList();
+    }
+
+    public synchronized Cpu[] getCpuList()
+        throws SigarException
+    {
+        return this.sigar.getCpuList();
+    }
+
+    public synchronized CpuPerc[] getCpuPercList()
+        throws SigarException
+    {
+        return this.sigar.getCpuPercList();
+    }
+
+    public synchronized NetRoute[] getNetRouteList()
+        throws SigarException
+    {
+        return this.sigar.getNetRouteList();
+    }
+
+    public synchronized NetInterfaceConfig getNetInterfaceConfig(String name)
+        throws SigarException
+    {
+        return this.sigar.getNetInterfaceConfig(name);
+    }
+
+    public synchronized NetInterfaceStat getNetInterfaceStat(String name)
+        throws SigarException
+    {
+        return this.sigar.getNetInterfaceStat(name);
+    }
+
+    public synchronized String[] getNetInterfaceList()
+        throws SigarException
+    {
+        return this.sigar.getNetInterfaceList();
+    }
+
+    public synchronized String getFQDN()
+        throws SigarException
+    {
+        return this.sigar.getFQDN();
+    }
+}