/** Returns the {@link String} representation of this pipeline. */
@Override
public String toString() {
StringBuilder buf = new StringBuilder();
buf.append(getClass().getSimpleName());
buf.append('{');
DefaultChannelHandlerContext ctx = head.next;
for (; ; ) {
if (ctx == tail) {
break;
}
buf.append('(');
buf.append(ctx.name());
buf.append(" = ");
buf.append(ctx.handler().getClass().getName());
buf.append(')');
ctx = ctx.next;
if (ctx == tail) {
break;
}
buf.append(", ");
}
buf.append('}');
return buf.toString();
}
private static String generateName(ChannelHandler handler) {
String type = handler.getClass().getSimpleName();
StringBuilder buf = new StringBuilder(type.length() + 10);
buf.append(type);
buf.append("-0");
buf.append(Long.toHexString(System.identityHashCode(handler) & 0xFFFFFFFFL | 0x100000000L));
buf.setCharAt(buf.length() - 9, 'x');
return buf.toString();
}