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API for communicating over HTTP.

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/*
 * Copyright (c) 2015 Avast a.s., www.avast.com
 */
package cz.jalasoft.net.http;

/**
 * A request that is sent over HTTP as a POST request.
 *
 * @author Jan Lastovicka ([email protected])
 * @since 2015-02-21
 */
public abstract class HttpPostRequest extends HttpRequest {

    private String payload;

    public HttpPostRequest withJsonPayload(String payload) {
        this.payload = payload;
        this.header(HttpHeader.CONTENT_TYPE, "application/json; charset=utf-8");

        return this;
    }

    public HttpPostRequest withFormParametersPayload(String params) {
        this.payload = params;
        this.header(HttpHeader.CONTENT_TYPE, "application/x-www-form-urlencoded");

        return this;
    }

    /**
     * Gets a payload of a request.
     * @return never null or empty.
     */
    protected final byte[] payload() {
        return payload.getBytes();
    }

    /**
     * Gets a string representation of a payload.
     * @return never null or emty.
     */
    protected final String payloadAsString() {
        return payload;
    }


    @Override
    final HttpPostRequest getThis() {
        return this;
    }

    @Override
    public String toString() {
        return new StringBuilder("HttpPostRequest[")
                .append("URI: ")
                .append(uri())
                .append(", ")
                .append("payload: ")
                .append(payload)
                .append("]")
                .toString();
    }
}