erik/owm-japis-bak
erik/owm-japis-bak
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Code Releases Activity

Added proxy option: this library supports fetching data using a proxy

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This commit is contained in:
Ashutosh Kumar Singh 2015-02-16 17:28:05 +05:30
parent 081461a2f0
commit 31dff9c43c
1 changed files with 101 additions and 6 deletions
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107
src/main/java/net/aksingh/owmjapis/OpenWeatherMap.java
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@ -29,9 +29,7 @@ import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.UnsupportedEncodingException;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLEncoder;
import java.net.*;
import java.util.zip.GZIPInputStream;
import java.util.zip.Inflater;
import java.util.zip.InflaterInputStream;
@ -82,6 +80,7 @@ public class OpenWeatherMap {
*/
private final OWMAddress owmAddress;
private final OWMResponse owmResponse;
private final OWMProxy owmProxy;
/**
* Constructor
@ -118,7 +117,8 @@ public class OpenWeatherMap {
*/
public OpenWeatherMap(Units units, Language lang, String apiKey) {
this.owmAddress = new OWMAddress(units, lang, apiKey);
this.owmResponse = new OWMResponse(owmAddress);
this.owmProxy = new OWMProxy(null, Integer.MIN_VALUE, null, null);
this.owmResponse = new OWMResponse(owmAddress, owmProxy);
}
/*
@ -179,6 +179,34 @@ public class OpenWeatherMap {
owmAddress.setLang(lang);
}
/**
* Set proxy for getting data from OWM.org
*
* @param ip IP address of the proxy
* @param port Port address of the proxy
*/
public void setProxy(String ip, int port) {
owmProxy.setIp(ip);
owmProxy.setPort(port);
owmProxy.setUser(null);
owmProxy.setPass(null);
}
/**
* Set proxy and authentication details for getting data from OWM.org
*
* @param ip IP address of the proxy
* @param port Port address of the proxy
* @param user User name for the proxy if required
* @param pass Password for the proxy if required
*/
public void setProxy(String ip, int port, String user, String pass) {
owmProxy.setIp(ip);
owmProxy.setPort(port);
owmProxy.setUser(user);
owmProxy.setPass(pass);
}
public CurrentWeather currentWeatherByCityName(String cityName)
throws IOException, JSONException {
String response = owmResponse.currentWeatherByCityName(cityName);
@ -318,6 +346,66 @@ public class OpenWeatherMap {
}
}
/**
* Proxifies the default HTTP requests
*
* @since 2.5.0.5
*/
private static class OWMProxy {
private String ip;
private int port;
private String user;
private String pass;
private OWMProxy(String ip, int port, String user, String pass) {
this.ip = ip;
this.port = port;
this.user = user;
this.pass = pass;
}
public Proxy getProxy() {
Proxy proxy = null;
if (ip != null && (! "".equals(ip)) && port != Integer.MIN_VALUE) {
proxy = new Proxy(Proxy.Type.HTTP, new InetSocketAddress(ip, port));
}
if (user != null && (! "".equals(user)) && pass != null && (! "".equals(pass))) {
Authenticator.setDefault(getAuthenticatorInstance(user, pass));
}
return proxy;
}
private Authenticator getAuthenticatorInstance(final String user, final String pass) {
Authenticator authenticator = new Authenticator() {
public PasswordAuthentication getPasswordAuthentication() {
return (new PasswordAuthentication(user, pass.toCharArray()));
}
};
return authenticator;
}
public void setIp(String ip) {
this.ip = ip;
}
public void setPort(int port) {
this.port = port;
}
public void setUser(String user) {
this.user = user;
}
public void setPass(String pass) {
this.pass = pass;
}
}
/**
* Generates addresses for accessing the information from OWM.org
*
@ -523,9 +611,11 @@ public class OpenWeatherMap {
*/
private static class OWMResponse {
private final OWMAddress owmAddress;
private final OWMProxy owmProxy;
private OWMResponse(OWMAddress owmAddress) {
public OWMResponse(OWMAddress owmAddress, OWMProxy owmProxy) {
this.owmAddress = owmAddress;
this.owmProxy = owmProxy;
}
/*
@ -614,7 +704,12 @@ public class OpenWeatherMap {
try {
request = new URL(requestAddress);
connection = (HttpURLConnection) request.openConnection();
if (owmProxy.getProxy() != null) {
connection = (HttpURLConnection) request.openConnection(owmProxy.getProxy());
} else {
connection = (HttpURLConnection) request.openConnection();
}
connection.setRequestMethod("GET");
connection.setUseCaches(false);