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package org.onosproject.vtn.util;
import static org.onlab.util.Tools.toHex;
import java.net.URI;
import java.net.URISyntaxException;
import java.util.Calendar;
import org.onosproject.core.IdGenerator;
import org.onosproject.net.DeviceId;
public final class DataPathIdGenerator implements IdGenerator {
private static final String SCHEME = "of";
private String ipAddress;
private String timeStamp;
private DataPathIdGenerator(Builder builder) {
this.ipAddress = builder.ipAddress;
Calendar cal = Calendar.getInstance();
this.timeStamp = String.valueOf(cal.get(Calendar.SECOND))
+ String.valueOf(cal.get(Calendar.MILLISECOND));
}
@Override
public long getNewId() {
String dpid = ipAddress.replace(".", "") + timeStamp;
return Long.parseLong(dpid);
}
public String getDpId() {
return toHex(getNewId());
}
public DeviceId getDeviceId() {
try {
URI uri = new URI(SCHEME, toHex(getNewId()), null);
return DeviceId.deviceId(uri);
} catch (URISyntaxException e) {
return null;
}
}
/**
* Returns a new builder.
*
* @return new builder
*/
public static Builder builder() {
return new Builder();
}
public static final class Builder {
private String ipAddress;
public Builder addIpAddress(String ipAddress) {
this.ipAddress = ipAddress;
return this;
}
public DataPathIdGenerator build() {
return new DataPathIdGenerator(this);
}
}
}
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