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2018-12-10 22:23:29 +00:00
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multi/multi_gateway-request-predicates-factories.html
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@@ -63,7 +63,7 @@
<span xmlns:d="http://docbook.org/ns/docbook" class="hl-attribute"> uri</span>: http://example.org
<span xmlns:d="http://docbook.org/ns/docbook" class="hl-attribute"> predicates</span>:
<span xmlns:d="http://docbook.org/ns/docbook" class="hl-attribute"> - Method</span>=GET</pre><p>
</p><p>This route would match if the request method was a <code class="literal">GET</code>.</p></div><div class="section"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a name="_path_route_predicate_factory" href="#_path_route_predicate_factory"></a>4.8&nbsp;Path Route Predicate Factory</h2></div></div></div><p>The Path Route Predicate Factory takes one parameter: a Spring <code class="literal">PathMatcher</code> pattern.</p><p><b>application.yml.&nbsp;</b>
</p><p>This route would match if the request method was a <code class="literal">GET</code>.</p></div><div class="section"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a name="_path_route_predicate_factory" href="#_path_route_predicate_factory"></a>4.8&nbsp;Path Route Predicate Factory</h2></div></div></div><p>The Path Route Predicate Factory takes two parameter: a list of Spring <code class="literal">PathMatcher</code> patterns and an optional flag to <code class="literal">matchOptionalTrailingSeparator</code>.</p><p><b>application.yml.&nbsp;</b>
</p><pre class="programlisting"><span xmlns:d="http://docbook.org/ns/docbook" class="hl-attribute">spring</span>:
<span xmlns:d="http://docbook.org/ns/docbook" class="hl-attribute"> cloud</span>:
<span xmlns:d="http://docbook.org/ns/docbook" class="hl-attribute"> gateway</span>:
@@ -71,8 +71,8 @@
<span xmlns:d="http://docbook.org/ns/docbook" class="hl-attribute"> - id</span>: host_route
<span xmlns:d="http://docbook.org/ns/docbook" class="hl-attribute"> uri</span>: http://example.org
<span xmlns:d="http://docbook.org/ns/docbook" class="hl-attribute"> predicates</span>:
<span xmlns:d="http://docbook.org/ns/docbook" class="hl-attribute"> - Path</span>=/foo/{segment<span xmlns:d="http://docbook.org/ns/docbook" class="hl-keyword">}</span></pre><p>
</p><p>This route would match if the request path was, for example: <code class="literal">/foo/1</code> or <code class="literal">/foo/bar</code>.</p><p>This predicate extracts the URI template variables (like <code class="literal">segment</code> defined in the example above) as a map of names and values and places it in the <code class="literal">ServerWebExchange.getAttributes()</code> with a key defined in <code class="literal">PathRoutePredicate.URL_PREDICATE_VARS_ATTR</code>. Those values are then available for use by <a class="link" href="multi_gateway-request-predicates-factories.html#gateway-route-filters">GatewayFilter Factories</a></p></div><div class="section"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a name="_query_route_predicate_factory" href="#_query_route_predicate_factory"></a>4.9&nbsp;Query Route Predicate Factory</h2></div></div></div><p>The Query Route Predicate Factory takes two parameters: a required <code class="literal">param</code> and an optional <code class="literal">regexp</code>.</p><p><b>application.yml.&nbsp;</b>
<span xmlns:d="http://docbook.org/ns/docbook" class="hl-attribute"> - Path</span>=/foo/{segment},/bar/{segment<span xmlns:d="http://docbook.org/ns/docbook" class="hl-keyword">}</span></pre><p>
</p><p>This route would match if the request path was, for example: <code class="literal">/foo/1</code> or <code class="literal">/foo/bar</code> or <code class="literal">/bar/baz</code>.</p><p>This predicate extracts the URI template variables (like <code class="literal">segment</code> defined in the example above) as a map of names and values and places it in the <code class="literal">ServerWebExchange.getAttributes()</code> with a key defined in <code class="literal">PathRoutePredicate.URL_PREDICATE_VARS_ATTR</code>. Those values are then available for use by <a class="link" href="multi_gateway-request-predicates-factories.html#gateway-route-filters">GatewayFilter Factories</a></p></div><div class="section"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a name="_query_route_predicate_factory" href="#_query_route_predicate_factory"></a>4.9&nbsp;Query Route Predicate Factory</h2></div></div></div><p>The Query Route Predicate Factory takes two parameters: a required <code class="literal">param</code> and an optional <code class="literal">regexp</code>.</p><p><b>application.yml.&nbsp;</b>
</p><pre class="programlisting"><span xmlns:d="http://docbook.org/ns/docbook" class="hl-attribute">spring</span>:
<span xmlns:d="http://docbook.org/ns/docbook" class="hl-attribute"> cloud</span>:
<span xmlns:d="http://docbook.org/ns/docbook" class="hl-attribute"> gateway</span>: