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Improve implementation of flag methods.

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This commit is contained in:
Steveice10 2020-05-30 10:52:37 -07:00
parent 5291bea6a0
commit fd7772a9b0
1 changed files with 4 additions and 3 deletions
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7
src/main/java/com/github/steveice10/packetlib/tcp/TcpSession.java
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@ -25,6 +25,7 @@ import io.netty.handler.timeout.WriteTimeoutHandler;
import java.net.ConnectException; import java.net.ConnectException;
import java.net.SocketAddress; import java.net.SocketAddress;
import java.util.ArrayList; import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap; import java.util.HashMap;
import java.util.List; import java.util.List;
import java.util.Map; import java.util.Map;
@ -93,12 +94,12 @@ public abstract class TcpSession extends SimpleChannelInboundHandler<Packet> imp
@Override @Override
public Map<String, Object> getFlags() { public Map<String, Object> getFlags() {
return new HashMap<String, Object>(this.flags); return Collections.unmodifiableMap(this.flags);
} }
@Override @Override
public boolean hasFlag(String key) { public boolean hasFlag(String key) {
return this.getFlags().containsKey(key); return this.flags.containsKey(key);
} }
@SuppressWarnings("unchecked") @SuppressWarnings("unchecked")
@ -109,7 +110,7 @@ public abstract class TcpSession extends SimpleChannelInboundHandler<Packet> imp
@Override @Override
public <T> T getFlag(String key, T def) { public <T> T getFlag(String key, T def) {
Object value = this.getFlags().get(key); Object value = this.flags.get(key);
if(value == null) { if(value == null) {
return def; return def;
} }