PredefinedDisconnectReason.java

package io.nucleo.net;

public enum PredefinedDisconnectReason implements DisconnectReason {
    TIMEOUT("due to timed out", false, true),
    CONNECTION_CLOSED("as ordered", true),
    RESET("due to remote reset (EOF)", false, true),
    UNKNOWN("for unknown reasons", false);

    private Boolean remote;
    private final boolean graceful;
    private final String description;

    private PredefinedDisconnectReason(String description, boolean graceful) {
        this.description = description;
        this.graceful = graceful;
    }

    private PredefinedDisconnectReason(String description, boolean graceful, boolean remote) {
        this.description = description;
        this.graceful = graceful;
        this.remote = remote;
    }

    public static PredefinedDisconnectReason createReason(PredefinedDisconnectReason reason, boolean remote) {
        reason.remote = remote;
        return reason;
    }

    @Override
    public boolean isGraceful() {
        return graceful;
    }

    @Override
    public boolean isRemote() {
        if (remote == null)
            return false;
        return remote;

    }

    public String toString() {
        StringBuilder bld = new StringBuilder("Connection closed ");
        if (remote != null)
            bld.append(remote ? "remotely " : "locally ");
        bld.append(description).append(" (");
        bld.append(graceful ? "graceful" : "irregular").append(" disconnect)");
        return bld.toString();

    }

}