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Change DNS error printing to a debug printing flag.

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This commit is contained in:
Steveice10 2020-05-30 11:57:33 -07:00
parent 8eaefa9cfc
commit d82b1b688d
2 changed files with 12 additions and 4 deletions
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5
src/main/java/com/github/steveice10/packetlib/BuiltinFlags.java
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@ -5,10 +5,9 @@ package com.github.steveice10.packetlib;
*/ */
public class BuiltinFlags { public class BuiltinFlags {
/** /**
* When set to true, prints exceptions that occur when attempting * When set to true, enables printing internal debug messages.
* to resolve DNS SRV records, rather than silently ignoring them.
*/ */
public static final String PRINT_DNS_ERRORS = "print-dns-errors"; public static final String PRINT_DEBUG = "print-packetlib-debug";
private BuiltinFlags() { private BuiltinFlags() {
} }

11
src/main/java/com/github/steveice10/packetlib/tcp/TcpClientSession.java
View file

@ -102,6 +102,8 @@ public class TcpClientSession extends TcpSession {
@Override @Override
public void run() { public void run() {
try { try {
boolean debug = getFlag(BuiltinFlags.PRINT_DEBUG, false);
String host = getHost(); String host = getHost();
int port = getPort(); int port = getPort();
@ -112,9 +114,16 @@ public class TcpClientSession extends TcpSession {
host = srv.getTarget().toString().replaceFirst("\\.$", ""); host = srv.getTarget().toString().replaceFirst("\\.$", "");
port = srv.getPort(); port = srv.getPort();
if(debug) {
System.out.println("[PacketLib] Found SRV record for \"" + host + ":" + port + "\".");
}
} else if(debug) {
System.out.println("[PacketLib] No SRV records found.");
} }
} catch(TextParseException e) { } catch(TextParseException e) {
if(getFlag(BuiltinFlags.PRINT_DNS_ERRORS, false)) { if(debug) {
System.out.println("[PacketLib] Failed to resolve SRV record.");
e.printStackTrace(); e.printStackTrace();
} }
} }