Java Utililty Methods URL Create

String buildUrl(final String baseUrl, final Map params, final String... parts)
build Url

if (parts == null || parts.length < 1) {
 return baseUrl;
final StringBuilder urlBuilder = new StringBuilder();
if (!parts[0].startsWith(baseUrl)) {
 urlBuilder.append(baseUrl);
for (String part : parts) {
...

String buildUrl(final String baseUrl, final String basePath, final String[] parts)
build Url

return buildUrl(baseUrl, basePath, null, parts);

String buildUrl(final String baseUrl, final String... parts)
Given a base URL and some path fragments, build a complete, valid URL

if (parts == null || parts.length < 1) {
 return baseUrl;
final StringBuilder urlBuilder = new StringBuilder();
if (parts[0] == null || !parts[0].startsWith(baseUrl)) {
 urlBuilder.append(baseUrl);
for (String part : parts) {
...

URL buildUrl(final String domain, final String path)
Builds an URL given a domain and a path.

try {
 return new URL(new URL(domain), path);
} catch (MalformedURLException e) {
 throw new RuntimeException(e);

URL buildUrl(String base, Map params)
build Url

StringBuffer sb = new StringBuffer(base);
sb.append("?");
Iterator ip = params.keySet().iterator();
while (ip.hasNext()) {
 String param = (String) ip.next();
 if (param == null)
 continue;
 sb.append(param);
...

String buildUrl(String baseUrl, Map queryParams, String anchor)
Builds an URL.

StringBuffer url = new StringBuffer();
url.append(baseUrl);
if (queryParams != null && !queryParams.isEmpty()) {
 url.append(QUERY_CHAR);
 url.append(makeUriString(queryParams));
if (anchor != null) {
 url.append(ANCHOR_CHAR);
...

URL buildUrl(String context, String... relocations)
Use URL context and one or more relocations to build end URL.

try {
 return buildUrl(new URL(context), relocations);
} catch (MalformedURLException e) {
 throw new AssertionError("URL('" + context + "') isn't valid URL");

String buildUrl(String context, String... relocations)
Use URL context and one or more relocations to build end URL.

URL url = new URL(context);
for (String move : relocations) {
 url = new URL(url, move);
return url.toString();

URL buildUrl(String host, int port, String path, Map parameters)
Build a request URL.

return buildUrl("http", port, path, parameters);

URL buildUrl(String host, int port, String path, Map parameters)
Build a request URL.

StringBuffer buffer = new StringBuffer();
if (!host.startsWith("http://")) {
 buffer.append("http://");
buffer.append(host);
if (port > 0) {
 buffer.append(':');
 buffer.append(port);
...