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<title>2. Glossary</title><link rel="stylesheet" type="text/css" href="css/manual-multipage.css"><meta name="generator" content="DocBook XSL Stylesheets V1.79.1"><link rel="home" href="multi_spring-cloud-gateway.html" title="Spring Cloud Gateway"><link rel="up" href="multi_spring-cloud-gateway.html" title="Spring Cloud Gateway"><link rel="prev" href="multi_gateway-starter.html" title="1. How to Include Spring Cloud Gateway"><link rel="next" href="multi_gateway-how-it-works.html" title="3. How It Works"></head><body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">2. Glossary</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="multi_gateway-starter.html">Prev</a> </td><th width="60%" align="center"> </th><td width="20%" align="right"> <a accesskey="n" href="multi_gateway-how-it-works.html">Next</a></td></tr></table><hr></div><div class="chapter"><div class="titlepage"><div><div><h1 class="title"><a name="_glossary" href="#_glossary"></a>2. Glossary</h1></div></div></div><div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; "><li class="listitem"><span class="strong"><strong>Route</strong></span>: Route the basic building block of the gateway. It is defined by an ID, a destination URI, a collection of predicates and a collection of filters. A route is matched if aggregate predicate is true.</li><li class="listitem"><span class="strong"><strong>Predicate</strong></span>: This is a <a class="link" href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Predicate.html" target="_top">Java 8 Function Predicate</a>. The input type is a <a class="link" href="https://docs.spring.io/spring/docs/5.0.x/javadoc-api/org/springframework/web/server/ServerWebExchange.html" target="_top">Spring Framework <code class="literal">ServerWebExchange</code></a>. This allows developers to match on anything from the HTTP request, such as headers or parameters.</li><li class="listitem"><span class="strong"><strong>Filter</strong></span>: These are instances <a class="link" href="https://docs.spring.io/spring/docs/5.0.x/javadoc-api/org/springframework/web/server/GatewayFilter.html" target="_top">Spring Framework <code class="literal">GatewayFilter</code></a> constructed in with a specific factory. Here, requests and responses can be modified before or after sending the downstream request.</li></ul></div></div><div class="navfooter"><hr><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="multi_gateway-starter.html">Prev</a> </td><td width="20%" align="center"> </td><td width="40%" align="right"> <a accesskey="n" href="multi_gateway-how-it-works.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">1. How to Include Spring Cloud Gateway </td><td width="20%" align="center"><a accesskey="h" href="multi_spring-cloud-gateway.html">Home</a></td><td width="40%" align="right" valign="top"> 3. How It Works</td></tr></table></div></body></html> |