Method getFlag

src/main/java/net/minecraft/entity/Entity.java:2267–2270

Returns true if the flag is active for the entity. Known flags: 0) is burning; 1) is sneaking; 2) is riding something; 3) is sprinting; 4) is eating

(int flag)

     * something; 3) is sprinting; 4) is eating
     */
    protected boolean getFlag(int flag)
    {
        return (this.dataWatcher.getWatchableObjectByte(0) & 1 << flag) != 0;
    }

    /**
     * Enable or disable a entity flag, see getEntityFlag to read the know flags.