amadeus-java/src/main/java/com/amadeus/Request.java at master · tambert/amadeus-java · GitHub

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package com.amadeus;

import com.amadeus.Constants;

import java.io.IOException;

import java.net.HttpURLConnection;

import java.net.URL;

import java.util.HashMap;

import java.util.Map;

import lombok.Getter;

import lombok.ToString;

import lombok.experimental.Accessors;

/**

* An object containing all the details of the request made, including the host,

* path, port, params, and headers. Generally this object can be accessed as part of

* an API response, and can be used to debug the API call made.

@Accessors(chain = true)

@ToString

public class Request {

/**

* The HTTPClient verb to use for API calls.

private @Getter String verb;

/**

* The scheme to use for API calls.

private @Getter String scheme;

/**

* The host domain to use for API calls.

private @Getter String host;

/**

* The path use for API calls.

private @Getter String path;

/**

* The params to send to the API endpoint.

private @Getter Params params;

/**

* The bearer token used to authenticate the API call.

private @Getter String bearerToken;

/**

* The version of the SDK used.

private @Getter String clientVersion;

/**

* The version of Java used.

private @Getter String languageVersion;

/**

* The custom Application ID passed in the user agent.

private @Getter String appId;

/**

* The custom Application Version passed in the user agent.

private @Getter String appVersion;

/**

* Whether this connection uses SSL.

private @Getter boolean ssl;

/**

* The port to use for this request.

private @Getter int port;

/**

* The headers for this request.

private @Getter HashMap<String, String> headers;

/**

* The full URI for this request, based on the

* verb, port, path, host, etc.

private @Getter String uri;

// The connection used to make the API call.

private @Getter HttpURLConnection connection;

protected Request(String verb, String path, Params params, String bearerToken,

HTTPClient client) {

Configuration config = client.getConfiguration();

this.verb = verb;

this.host = config.getHost();

this.path = path;

this.params = params;

this.bearerToken = bearerToken;

this.languageVersion = System.getProperty("java.version");

this.clientVersion = Amadeus.VERSION;

this.appId = config.getCustomAppId();

this.appVersion = config.getCustomAppVersion();

this.port = config.getPort();

this.ssl = config.isSsl();

determineScheme();

prepareUrl();

prepareHeaders();

}

// Builds a HttpURLConnection using all the data for this request.

protected void establishConnection() throws IOException {

this.connection = (HttpURLConnection) new URL(uri).openConnection();

connection.setRequestMethod(verb);

connection.setDoInput(true);

connection.setDoOutput(true);

for (Map.Entry<String, String> entry : headers.entrySet()) {

connection.setRequestProperty(entry.getKey(), entry.getValue());

}

// Determines the scheme based on the SSL value

private void determineScheme() {

this.scheme = isSsl() ? Constants.HTTPS : Constants.HTTP;

}

// Prepares the full URL based on the scheme, host, port and path.

private void prepareUrl() {

this.uri = String.format("%s://%s:%s%s?%s",

scheme, host, port, path, getQueryParams());

}

// Prepares the headers to be sent in the request

private void prepareHeaders() {

this.headers = new HashMap<String, String>();

headers.put(Constants.USER_AGENT, buildUserAgent());

headers.put(Constants.ACCEPT, "application/json, application/vnd.amadeus+json");

if (bearerToken != null) {

headers.put(Constants.AUTHORIZATION, bearerToken);

}

// Determines the User-Agent header, based on the client version, language version, and custom

// app information.

private String buildUserAgent() {

String userAgent = String.format("amadeus-java/%s", clientVersion);

userAgent = userAgent.concat(String.format(" java/%s", languageVersion));

if (appId != null) {

userAgent = userAgent.concat(String.format(" %s/%s", appId, appVersion));

}

return userAgent;

}

// Gets the serialized params, only if this is a Get call

private String getQueryParams() {

if (verb == Constants.GET && params != null) {

return params.toQueryString();

} else {

return "";

}

amadeus-java/src/main/java/com/amadeus/Request.java at master · tambert/amadeus-java · GitHub

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