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package com.it_jaros.jscanner;
import java.io.BufferedReader;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.NoSuchFileException;
import java.nio.file.Path;
import java.util.List;
public class Scan {
private final List<String> hosts;
private final ScanState state;
private final String ports;
private final Counter counter;
private final ProgressBar progressBar;
private Scan(List<String> hosts, String ports, ScanState state, boolean quiet) {
this.hosts = hosts;
this.ports = ports;
this.state = state;
this.counter = new Counter();
this.progressBar = new ProgressBar(quiet);
}
public List<ScanResult> getResults() {
return this.state.getCopyOfResults();
}
public int getPeakConcurrentConnects() {
return counter.max();
}
public static Scan create(ScanOptions options) {
if (options.hostsFile() != null) {
return create(options.hostsFile(), options.ports(), options.quiet());
}
return create(options.hostsArgv(), options.ports(), options.quiet());
}
public static Scan create(String sourceFile, String ports, boolean quiet) {
try (BufferedReader reader = Files.newBufferedReader(Path.of(sourceFile))) {
return create(reader.lines().toList(), ports, quiet);
} catch (FileNotFoundException | NoSuchFileException e) {
System.out.printf("Could not open file %s%n", sourceFile);
} catch (IOException e) {
System.out.printf("Error while trying to read hosts: %s -> %s %n", e.getClass().getSimpleName(), e.getMessage());
}
return null;
}
public static Scan create(List<String> hostsArgv, String ports, boolean quiet) {
return new Scan(hostsArgv, ports, new ScanState(), quiet);
}
public List<String> getHosts() {
return hosts;
}
public String getPorts() {
return ports;
}
public void start() {
progressBar.start();
}
public void stop() {
progressBar.stop();
}
public void addHostProgress(Progress progress) {
progressBar.add(progress);
}
public void incSocketCounter() {
counter.inc();
}
public void decSocketCounter() {
counter.dec();
}
public void addScanResult(ScanResult scanResult) {
state.addScanResult(scanResult);
}
}
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