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SPR-9077 Remove empty path segments from input to UriComponentsBuilder.

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This commit is contained in:
Rossen Stoyanchev
2012-02-01 19:51:00 -05:00
parent 8530828eb4
commit 010abd06e3
3 changed files with 49 additions and 27 deletions
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48
org.springframework.web/src/main/java/org/springframework/web/util/UriComponentsBuilder.java
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@@ -1,5 +1,5 @@
/*
* Copyright 2002-2011 the original author or authors.
* Copyright 2002-2012 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -18,7 +18,7 @@ package org.springframework.web.util;
import java.net.URI;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Collection;
import java.util.List;
import java.util.Map;
import java.util.regex.Matcher;
@@ -80,7 +80,7 @@ public class UriComponentsBuilder {
"^" + HTTP_PATTERN + "(//(" + USERINFO_PATTERN + "@)?" + HOST_PATTERN + "(:" + PORT_PATTERN + ")?" + ")?" +
PATH_PATTERN + "(\\?" + LAST_PATTERN + ")?");
private String scheme;
private String userInfo;
@@ -223,10 +223,10 @@ public class UriComponentsBuilder {
}
/**
* Builds a {@code UriComponents} instance and replaces URI template variables
* with the values from a map. This is a shortcut method, which combines
* calls to {@link #build()} and then {@link UriComponents#expand(Map)}.
*
* Builds a {@code UriComponents} instance and replaces URI template variables
* with the values from a map. This is a shortcut method, which combines
* calls to {@link #build()} and then {@link UriComponents#expand(Map)}.
*
* @param uriVariables the map of URI variables
* @return the URI components with expanded values
*/
@@ -235,17 +235,17 @@ public class UriComponentsBuilder {
}
/**
* Builds a {@code UriComponents} instance and replaces URI template variables
* with the values from an array. This is a shortcut method, which combines
* calls to {@link #build()} and then {@link UriComponents#expand(Object...)}.
*
* Builds a {@code UriComponents} instance and replaces URI template variables
* with the values from an array. This is a shortcut method, which combines
* calls to {@link #build()} and then {@link UriComponents#expand(Object...)}.
*
* @param uriVariableValues URI variable values
* @return the URI components with expanded values
*/
public UriComponents buildAndExpand(Object... uriVariableValues) {
return build(false).expand(uriVariableValues);
}
// URI components methods
/**
@@ -347,8 +347,8 @@ public class UriComponentsBuilder {
}
/**
* Sets the path of this builder overriding all existing path and path segment values.
*
* Sets the path of this builder overriding all existing path and path segment values.
*
* @param path the URI path; a {@code null} value results in an empty path.
* @return this UriComponentsBuilder
*/
@@ -394,7 +394,7 @@ public class UriComponentsBuilder {
/**
* Sets the query of this builder overriding all existing query parameters.
*
*
* @param query the query string; a {@code null} value removes all query parameters.
* @return this UriComponentsBuilder
*/
@@ -430,7 +430,7 @@ public class UriComponentsBuilder {
/**
* Sets the query parameter values overriding all existing query values for the same parameter.
* If no values are given, the query parameter is removed.
*
*
* @param name the query parameter name
* @param values the query parameter values
* @return this UriComponentsBuilder
@@ -443,7 +443,7 @@ public class UriComponentsBuilder {
}
return this;
}
/**
* Sets the URI fragment. The given fragment may contain URI template variables, and may also be {@code null} to clear
* the fragment of this builder.
@@ -509,7 +509,17 @@ public class UriComponentsBuilder {
private final List<String> pathSegments = new ArrayList<String>();
private PathSegmentComponentBuilder(String... pathSegments) {
Collections.addAll(this.pathSegments, pathSegments);
this.pathSegments.addAll(removeEmptyPathSegments(pathSegments));
}
private Collection<String> removeEmptyPathSegments(String... pathSegments) {
List<String> result = new ArrayList<String>();
for (String segment : pathSegments) {
if (StringUtils.hasText(segment)) {
result.add(segment);
}
}
return result;
}
public UriComponents.PathComponent build() {
@@ -523,7 +533,7 @@ public class UriComponentsBuilder {
}
public PathComponentBuilder appendPathSegments(String... pathSegments) {
Collections.addAll(this.pathSegments, pathSegments);
this.pathSegments.addAll(removeEmptyPathSegments(pathSegments));
return this;
}
}