com.paypal.base.GoogleAppEngineHttpConnection Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of rest-api-sdk Show documentation

PayPal SDK for integrating with the REST APIs

There is a newer version: 1.14.0

package com.paypal.base;

import com.paypal.base.exception.SSLConfigurationException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.io.IOException;
import java.net.HttpURLConnection;
import java.net.Proxy;
import java.net.URL;

/**
 * A special HttpConnection for use on Google App Engine.
 * 
 * In order to activate this feature, set 'http.GoogleAppEngine = true' in the
 * SDK config file.
 * 
 */
public class GoogleAppEngineHttpConnection extends HttpConnection {

	private static final Logger log = LoggerFactory.getLogger(GoogleAppEngineHttpConnection.class);

	@Override
	public void setupClientSSL(String certPath, String certKey)
			throws SSLConfigurationException {

		if (certPath != null || certKey != null) {
			log.warn("The PayPal SDK cannot be used with client SSL on Google App Engine; configure the SDK to use a PayPal API Signature instead");
		}
	}

	@Override
	public void createAndconfigureHttpConnection(
			HttpConfiguration clientConfiguration) throws IOException {

		this.config = clientConfiguration;

		URL url = new URL(this.config.getEndPointUrl());

		// Google App Engine does not support the
		// javax.net.ssl.HttpsURLConnection class.
		// However, one can use use URL.openConnection() with a https:// URL and
		// it will
		// return an HttpURLConnection that is capable of retrieving HTTPS data.
		// see
		// https://groups.google.com/forum/?fromgroups#!topic/google-appengine-java/ZEskGLwyE_0

		// Google App Engine does not require any proxy settings so we can skip
		// that configuration entirely.

		// Other Google issues that can be starred to add better support:
		// http://code.google.com/p/googleappengine/issues/detail?id=1036

		this.connection = (HttpURLConnection) url
				.openConnection(Proxy.NO_PROXY);
		this.connection.setDoInput(true);
		this.connection.setDoOutput(true);
		this.connection.setRequestMethod(config.getHttpMethod());
		this.connection.setConnectTimeout(this.config.getConnectionTimeout());
		this.connection.setReadTimeout(this.config.getReadTimeout());
	}

}