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The Adobe Experience Manager SDK
/*
* ====================================================================
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* pathSegments;
private String encodedQuery;
private List queryParams;
private String query;
private Charset charset;
private String fragment;
private String encodedFragment;
/**
* Constructs an empty instance.
*/
public URIBuilder() {
super();
this.port = -1;
}
/**
* Construct an instance from the string which must be a valid URI.
*
* @param string a valid URI in string form
* @throws URISyntaxException if the input is not a valid URI
*/
public URIBuilder(final String string) throws URISyntaxException {
this(new URI(string), null);
}
/**
* Construct an instance from the provided URI.
* @param uri
*/
public URIBuilder(final URI uri) {
this(uri, null);
}
/**
* Construct an instance from the string which must be a valid URI.
*
* @param string a valid URI in string form
* @throws URISyntaxException if the input is not a valid URI
*/
public URIBuilder(final String string, final Charset charset) throws URISyntaxException {
this(new URI(string), charset);
}
/**
* Construct an instance from the provided URI.
* @param uri
*/
public URIBuilder(final URI uri, final Charset charset) {
super();
setCharset(charset);
digestURI(uri);
}
/**
* @since 4.4
*/
public URIBuilder setCharset(final Charset charset) {
this.charset = charset;
return this;
}
/**
* @since 4.4
*/
public Charset getCharset() {
return charset;
}
private List parseQuery(final String query, final Charset charset) {
if (query != null && !query.isEmpty()) {
return URLEncodedUtils.parse(query, charset);
}
return null;
}
private List parsePath(final String path, final Charset charset) {
if (path != null && !path.isEmpty()) {
return URLEncodedUtils.parsePathSegments(path, charset);
}
return null;
}
/**
* Builds a {@link URI} instance.
*/
public URI build() throws URISyntaxException {
return new URI(buildString());
}
private String buildString() {
final StringBuilder sb = new StringBuilder();
if (this.scheme != null) {
sb.append(this.scheme).append(':');
}
if (this.encodedSchemeSpecificPart != null) {
sb.append(this.encodedSchemeSpecificPart);
} else {
if (this.encodedAuthority != null) {
sb.append("//").append(this.encodedAuthority);
} else if (this.host != null) {
sb.append("//");
if (this.encodedUserInfo != null) {
sb.append(this.encodedUserInfo).append("@");
} else if (this.userInfo != null) {
sb.append(encodeUserInfo(this.userInfo)).append("@");
}
if (InetAddressUtils.isIPv6Address(this.host)) {
sb.append("[").append(this.host).append("]");
} else {
sb.append(this.host);
}
if (this.port >= 0) {
sb.append(":").append(this.port);
}
}
if (this.encodedPath != null) {
sb.append(normalizePath(this.encodedPath, sb.length() == 0));
} else if (this.pathSegments != null) {
sb.append(encodePath(this.pathSegments));
}
if (this.encodedQuery != null) {
sb.append("?").append(this.encodedQuery);
} else if (this.queryParams != null && !this.queryParams.isEmpty()) {
sb.append("?").append(encodeUrlForm(this.queryParams));
} else if (this.query != null) {
sb.append("?").append(encodeUric(this.query));
}
}
if (this.encodedFragment != null) {
sb.append("#").append(this.encodedFragment);
} else if (this.fragment != null) {
sb.append("#").append(encodeUric(this.fragment));
}
return sb.toString();
}
private static String normalizePath(final String path, final boolean relative) {
String s = path;
if (TextUtils.isBlank(s)) {
return "";
}
if (!relative && !s.startsWith("/")) {
s = "/" + s;
}
return s;
}
private void digestURI(final URI uri) {
this.scheme = uri.getScheme();
this.encodedSchemeSpecificPart = uri.getRawSchemeSpecificPart();
this.encodedAuthority = uri.getRawAuthority();
this.host = uri.getHost();
this.port = uri.getPort();
this.encodedUserInfo = uri.getRawUserInfo();
this.userInfo = uri.getUserInfo();
this.encodedPath = uri.getRawPath();
this.pathSegments = parsePath(uri.getRawPath(), this.charset != null ? this.charset : Consts.UTF_8);
this.encodedQuery = uri.getRawQuery();
this.queryParams = parseQuery(uri.getRawQuery(), this.charset != null ? this.charset : Consts.UTF_8);
this.encodedFragment = uri.getRawFragment();
this.fragment = uri.getFragment();
}
private String encodeUserInfo(final String userInfo) {
return URLEncodedUtils.encUserInfo(userInfo, this.charset != null ? this.charset : Consts.UTF_8);
}
private String encodePath(final List pathSegments) {
return URLEncodedUtils.formatSegments(pathSegments, this.charset != null ? this.charset : Consts.UTF_8);
}
private String encodeUrlForm(final List params) {
return URLEncodedUtils.format(params, this.charset != null ? this.charset : Consts.UTF_8);
}
private String encodeUric(final String fragment) {
return URLEncodedUtils.encUric(fragment, this.charset != null ? this.charset : Consts.UTF_8);
}
/**
* Sets URI scheme.
*/
public URIBuilder setScheme(final String scheme) {
this.scheme = scheme;
return this;
}
/**
* Sets URI user info. The value is expected to be unescaped and may contain non ASCII
* characters.
*/
public URIBuilder setUserInfo(final String userInfo) {
this.userInfo = userInfo;
this.encodedSchemeSpecificPart = null;
this.encodedAuthority = null;
this.encodedUserInfo = null;
return this;
}
/**
* Sets URI user info as a combination of username and password. These values are expected to
* be unescaped and may contain non ASCII characters.
*/
public URIBuilder setUserInfo(final String username, final String password) {
return setUserInfo(username + ':' + password);
}
/**
* Sets URI host.
*/
public URIBuilder setHost(final String host) {
this.host = host;
this.encodedSchemeSpecificPart = null;
this.encodedAuthority = null;
return this;
}
/**
* Sets URI port.
*/
public URIBuilder setPort(final int port) {
this.port = port < 0 ? -1 : port;
this.encodedSchemeSpecificPart = null;
this.encodedAuthority = null;
return this;
}
/**
* Sets URI path. The value is expected to be unescaped and may contain non ASCII characters.
*
* @return this.
*/
public URIBuilder setPath(final String path) {
return setPathSegments(path != null ? URLEncodedUtils.splitPathSegments(path) : null);
}
/**
* Sets URI path. The value is expected to be unescaped and may contain non ASCII characters.
*
* @return this.
*
* @since 4.5.8
*/
public URIBuilder setPathSegments(final String... pathSegments) {
this.pathSegments = pathSegments.length > 0 ? Arrays.asList(pathSegments) : null;
this.encodedSchemeSpecificPart = null;
this.encodedPath = null;
return this;
}
/**
* Sets URI path. The value is expected to be unescaped and may contain non ASCII characters.
*
* @return this.
*
* @since 4.5.8
*/
public URIBuilder setPathSegments(final List pathSegments) {
this.pathSegments = pathSegments != null && pathSegments.size() > 0 ? new ArrayList(pathSegments) : null;
this.encodedSchemeSpecificPart = null;
this.encodedPath = null;
return this;
}
/**
* Removes URI query.
*/
public URIBuilder removeQuery() {
this.queryParams = null;
this.query = null;
this.encodedQuery = null;
this.encodedSchemeSpecificPart = null;
return this;
}
/**
* Sets URI query.
*
* The value is expected to be encoded form data.
*
* @deprecated (4.3) use {@link #setParameters(List)} or {@link #setParameters(NameValuePair...)}
*
* @see URLEncodedUtils#parse
*/
@Deprecated
public URIBuilder setQuery(final String query) {
this.queryParams = parseQuery(query, this.charset != null ? this.charset : Consts.UTF_8);
this.query = null;
this.encodedQuery = null;
this.encodedSchemeSpecificPart = null;
return this;
}
/**
* Sets URI query parameters. The parameter name / values are expected to be unescaped
* and may contain non ASCII characters.
*
* Please note query parameters and custom query component are mutually exclusive. This method
* will remove custom query if present.
*
*
* @since 4.3
*/
public URIBuilder setParameters(final List nvps) {
if (this.queryParams == null) {
this.queryParams = new ArrayList();
} else {
this.queryParams.clear();
}
this.queryParams.addAll(nvps);
this.encodedQuery = null;
this.encodedSchemeSpecificPart = null;
this.query = null;
return this;
}
/**
* Adds URI query parameters. The parameter name / values are expected to be unescaped
* and may contain non ASCII characters.
*
* Please note query parameters and custom query component are mutually exclusive. This method
* will remove custom query if present.
*
*
* @since 4.3
*/
public URIBuilder addParameters(final List nvps) {
if (this.queryParams == null) {
this.queryParams = new ArrayList();
}
this.queryParams.addAll(nvps);
this.encodedQuery = null;
this.encodedSchemeSpecificPart = null;
this.query = null;
return this;
}
/**
* Sets URI query parameters. The parameter name / values are expected to be unescaped
* and may contain non ASCII characters.
*
* Please note query parameters and custom query component are mutually exclusive. This method
* will remove custom query if present.
*
*
* @since 4.3
*/
public URIBuilder setParameters(final NameValuePair... nvps) {
if (this.queryParams == null) {
this.queryParams = new ArrayList();
} else {
this.queryParams.clear();
}
for (final NameValuePair nvp: nvps) {
this.queryParams.add(nvp);
}
this.encodedQuery = null;
this.encodedSchemeSpecificPart = null;
this.query = null;
return this;
}
/**
* Adds parameter to URI query. The parameter name and value are expected to be unescaped
* and may contain non ASCII characters.
*
* Please note query parameters and custom query component are mutually exclusive. This method
* will remove custom query if present.
*
*/
public URIBuilder addParameter(final String param, final String value) {
if (this.queryParams == null) {
this.queryParams = new ArrayList();
}
this.queryParams.add(new BasicNameValuePair(param, value));
this.encodedQuery = null;
this.encodedSchemeSpecificPart = null;
this.query = null;
return this;
}
/**
* Sets parameter of URI query overriding existing value if set. The parameter name and value
* are expected to be unescaped and may contain non ASCII characters.
*
* Please note query parameters and custom query component are mutually exclusive. This method
* will remove custom query if present.
*
*/
public URIBuilder setParameter(final String param, final String value) {
if (this.queryParams == null) {
this.queryParams = new ArrayList();
}
if (!this.queryParams.isEmpty()) {
for (final Iterator it = this.queryParams.iterator(); it.hasNext(); ) {
final NameValuePair nvp = it.next();
if (nvp.getName().equals(param)) {
it.remove();
}
}
}
this.queryParams.add(new BasicNameValuePair(param, value));
this.encodedQuery = null;
this.encodedSchemeSpecificPart = null;
this.query = null;
return this;
}
/**
* Clears URI query parameters.
*
* @since 4.3
*/
public URIBuilder clearParameters() {
this.queryParams = null;
this.encodedQuery = null;
this.encodedSchemeSpecificPart = null;
return this;
}
/**
* Sets custom URI query. The value is expected to be unescaped and may contain non ASCII
* characters.
*
* Please note query parameters and custom query component are mutually exclusive. This method
* will remove query parameters if present.
*
*
* @since 4.3
*/
public URIBuilder setCustomQuery(final String query) {
this.query = query;
this.encodedQuery = null;
this.encodedSchemeSpecificPart = null;
this.queryParams = null;
return this;
}
/**
* Sets URI fragment. The value is expected to be unescaped and may contain non ASCII
* characters.
*/
public URIBuilder setFragment(final String fragment) {
this.fragment = fragment;
this.encodedFragment = null;
return this;
}
/**
* @since 4.3
*/
public boolean isAbsolute() {
return this.scheme != null;
}
/**
* @since 4.3
*/
public boolean isOpaque() {
return this.pathSegments == null && this.encodedPath == null;
}
public String getScheme() {
return this.scheme;
}
public String getUserInfo() {
return this.userInfo;
}
public String getHost() {
return this.host;
}
public int getPort() {
return this.port;
}
/**
* @since 4.5.8
*/
public boolean isPathEmpty() {
return (this.pathSegments == null || this.pathSegments.isEmpty()) &&
(this.encodedPath == null || this.encodedPath.isEmpty());
}
/**
* @since 4.5.8
*/
public List getPathSegments() {
return this.pathSegments != null ? new ArrayList(this.pathSegments) : Collections.emptyList();
}
public String getPath() {
if (this.pathSegments == null) {
return null;
}
final StringBuilder result = new StringBuilder();
for (final String segment : this.pathSegments) {
result.append('/').append(segment);
}
return result.toString();
}
/**
* @since 4.5.8
*/
public boolean isQueryEmpty() {
return (this.queryParams == null || this.queryParams.isEmpty()) && this.encodedQuery == null;
}
public List getQueryParams() {
return this.queryParams != null ? new ArrayList(this.queryParams) : Collections.emptyList();
}
public String getFragment() {
return this.fragment;
}
@Override
public String toString() {
return buildString();
}
}
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