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RFC 3986 conformance: re-use URIBuilder new functionality in URIUtils#normalizeSyntax

This commit is contained in:
Oleg Kalnichevski 2021-02-06 13:26:05 +01:00
parent 004bc85934
commit af3a7526d2
2 changed files with 9 additions and 35 deletions
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36
httpclient5/src/main/java/org/apache/hc/client5/http/utils/URIUtils.java
View File

@ -32,9 +32,9 @@ import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Locale;
import java.util.Stack;
import org.apache.hc.core5.http.HttpHost;
import org.apache.hc.core5.http.URIScheme;
import org.apache.hc.core5.net.URIAuthority;
import org.apache.hc.core5.net.URIBuilder;
import org.apache.hc.core5.util.Args;
@ -190,8 +190,7 @@ public class URIUtils {
}
/**
* Removes dot segments according to RFC 3986, section 5.2.4 and
* Syntax-Based Normalization according to RFC 3986, section 6.2.2.
* Removes dot segments and performs Syntax-Based Normalization.
*
* @param uri the original URI
* @return the URI without dot segments
@ -201,39 +200,14 @@ public class URIUtils {
// opaque and file: URIs
return uri;
}
Args.check(uri.isAbsolute(), "Base URI must be absolute");
final URIBuilder builder = new URIBuilder(uri);
if (!builder.isPathEmpty()) {
final List<String> inputSegments = builder.getPathSegments();
final Stack<String> outputSegments = new Stack<>();
for (final String inputSegment : inputSegments) {
if (!inputSegment.isEmpty() && !".".equals(inputSegment)) {
if ("..".equals(inputSegment)) {
if (!outputSegments.isEmpty()) {
outputSegments.pop();
}
} else {
outputSegments.push(inputSegment);
}
}
}
if (!inputSegments.isEmpty()) {
final String lastSegment = inputSegments.get(inputSegments.size() - 1);
if (lastSegment.isEmpty()) {
outputSegments.push("");
}
}
builder.setPathSegments(outputSegments);
builder.normalizeSyntax();
if (builder.getScheme() == null) {
builder.setScheme(URIScheme.HTTP.id);
}
if (builder.isPathEmpty()) {
builder.setPathSegments("");
}
if (builder.getScheme() != null) {
builder.setScheme(builder.getScheme().toLowerCase(Locale.ROOT));
}
if (builder.getHost() != null) {
builder.setHost(builder.getHost().toLowerCase(Locale.ROOT));
}
return builder.build();
}

8
httpclient5/src/test/java/org/apache/hc/client5/http/utils/TestURIUtils.java
View File

@ -163,13 +163,13 @@ public class TestURIUtils {
.toString());
Assert.assertEquals("http://a/b/c/y", URIUtils.resolve(this.baseURI, "g;x=1/../y")
.toString());
Assert.assertEquals("http://a/b/c/g?y/./x", URIUtils.resolve(this.baseURI, "g?y/./x")
Assert.assertEquals("http://a/b/c/g?y%2F.%2Fx", URIUtils.resolve(this.baseURI, "g?y/./x")
.toString());
Assert.assertEquals("http://a/b/c/g?y/../x", URIUtils.resolve(this.baseURI, "g?y/../x")
Assert.assertEquals("http://a/b/c/g?y%2F..%2Fx", URIUtils.resolve(this.baseURI, "g?y/../x")
.toString());
Assert.assertEquals("http://a/b/c/g#s/./x", URIUtils.resolve(this.baseURI, "g#s/./x")
Assert.assertEquals("http://a/b/c/g#s%2F.%2Fx", URIUtils.resolve(this.baseURI, "g#s/./x")
.toString());
Assert.assertEquals("http://a/b/c/g#s/../x", URIUtils.resolve(this.baseURI, "g#s/../x")
Assert.assertEquals("http://a/b/c/g#s%2F..%2Fx", URIUtils.resolve(this.baseURI, "g#s/../x")
.toString());
Assert.assertEquals("http:g", URIUtils.resolve(this.baseURI, "http:g").toString());
// examples from section 5.2.4