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package org.glowroot.agent.shaded.grpc;
import java.net.SocketAddress;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
/**
* A group of {@link SocketAddress}es that are considered equivalent when channel makes connections.
*
* Usually the addresses are addresses resolved from the same host name, and connecting to any of
* them is equally sufficient. They do have order. An address appears earlier on the list is likely
* to be tried earlier.
*/
@ExperimentalApi
public final class EquivalentAddressGroup {
private final List addrs;
public EquivalentAddressGroup(List addrs) {
this.addrs = Collections.unmodifiableList(new ArrayList(addrs));
}
public EquivalentAddressGroup(SocketAddress addr) {
this.addrs = Collections.singletonList(addr);
}
/**
* Returns an immutable list of the addresses.
*/
public List getAddresses() {
return addrs;
}
@Override
public String toString() {
return addrs.toString();
}
@Override
public int hashCode() {
return addrs.hashCode();
}
@Override
public boolean equals(Object other) {
if (!(other instanceof EquivalentAddressGroup)) {
return false;
}
return addrs.equals(((EquivalentAddressGroup) other).addrs);
}
}