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package systemmonitor.linux;
import systemmonitor.DataParser;
public class LinuxDataParser implements DataParser {
public String[] getCPUData(String line) {
String cpuStr = line.substring(line.indexOf("Cpu(s): ") + 8);
int indexOfUser = cpuStr.indexOf("%us,");
String user = cpuStr.substring(0, indexOfUser).trim();
int indexOfSys = cpuStr.indexOf("%sy,");
String sys = cpuStr.substring(indexOfUser + 5, indexOfSys).trim();
int indexOfIdle = cpuStr.indexOf("%id,");
int indexOfNi = cpuStr.indexOf("%ni,");
String idle = cpuStr.substring(indexOfNi + 5, indexOfIdle).trim();
return new String[] { user, sys, idle };
}
public String[] getMemoryData(String line) {
String memStr = line.substring(line.indexOf("total, ") + 7);
int indexOfUsed = memStr.indexOf("k used,");
String used = memStr.substring(0, indexOfUsed).trim();
double usedN = Double.parseDouble(used);
used = "" + (usedN/1024.0);
int indexOfFree = memStr.indexOf("k free.");
String free = "0.5";
if(indexOfFree >= 0) {
free = memStr.substring(indexOfUsed + 7, indexOfFree).trim();
double freeN = Double.parseDouble(free);
free = "" + (freeN/1024.0);
}
return new String[] { used, free };
}
public boolean isCPULine(String line) {
return line.startsWith("Cpu(s): ");
}
public boolean isMemoryLine(String line) {
return line.startsWith("Mem: ");
}
}
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