io.github.openunirest.http.Headers Maven / Gradle / Ivy

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Simplified, lightweight HTTP client library

There is a newer version: 2.5.03

package io.github.openunirest.http;

import org.apache.http.Header;

import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;

public class Headers extends HashMap> {

    private static final long serialVersionUID = 71310341388734766L;

    public Headers() {
        super();
    }

    public Headers(Header[] pairs) {
        for (Header header : pairs) {
            add(header.getName(), header.getValue());
        }
    }

    public String getFirst(Object key) {
        return getOrDefault(key, Collections.emptyList())
                .stream()
                .findFirst()
                .orElse(null);
    }

    public void add(String name, String value) {
        computeIfAbsent(name, k -> new ArrayList<>()).add(value);
    }

}