com.barchart.ondemand.api.MomentumRequest Maven / Gradle / Ivy
package com.barchart.ondemand.api;
import java.util.HashMap;
import java.util.Map;
import org.apache.commons.lang.StringUtils;
import com.barchart.ondemand.api.responses.Momentums;
public class MomentumRequest implements OnDemandRequest {
private final String exchanges;
private final String fields;
private final Map params = new HashMap();
private MomentumRequest(final Builder b) {
this.exchanges = StringUtils.join(b.exchanges, ",");
this.fields = "";
}
@Override
public String endpoint() {
return "getMomentum.json";
}
@Override
public String name() {
return "Exchange Momentum";
}
@Override
public Map parameters() {
params.put("exchanges", exchanges);
if (!fields.isEmpty()) {
params.put("fields", fields);
}
return params;
}
@Override
public Class responseType() {
return Momentums.class;
}
public static class Builder {
private String[] exchanges;
public Builder exchanges(final String[] exchanges) {
this.exchanges = exchanges;
return this;
}
public MomentumRequest build() {
return new MomentumRequest(this);
}
}
}