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<h1>Package twotier</h1>
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<div id="short-nav"> <dl> <dd><code>import "github.com/die-net/lrucache/twotier"</code></dd> </dl> <dl> <dd><a href="index.html#pkg-overview" class="overviewLink">Overview</a></dd> <dd><a href="index.html#pkg-index" class="indexLink">Index</a></dd> </dl> </div> <!-- The package's Name is printed as title by the top-level template --> <div id="pkg-overview" class="toggleVisible"> <div class="collapsed"> <h2 class="toggleButton" title="Click to show Overview section">Overview ▹</h2> </div> <div class="expanded"> <h2 class="toggleButton" title="Click to hide Overview section">Overview ▾</h2> <p>Package twotier provides a wrapper for two httpcache.Cache instances,allowing you to use both a small and fast cache for popular objects andfall back to a larger and slower cache for less popular ones.</p>
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<div id="pkg-index" class="toggleVisible"> <div class="collapsed"> <h2 class="toggleButton" title="Click to show Index section">Index ▹</h2> </div> <div class="expanded"> <h2 class="toggleButton" title="Click to hide Index section">Index ▾</h2>
<!-- Table of contents for API; must be named manual-nav to turn off auto nav. --> <div id="manual-nav"> <dl> <dd><a href="index.html#TwoTier">type TwoTier</a></dd> <dd> <a href="index.html#New">func New(first httpcache.Cache, second httpcache.Cache) *TwoTier</a></dd> <dd> <a href="index.html#TwoTier.Delete">func (c *TwoTier) Delete(key string)</a></dd> <dd> <a href="index.html#TwoTier.Get">func (c *TwoTier) Get(key string) ([]byte, bool)</a></dd> <dd> <a href="index.html#TwoTier.Set">func (c *TwoTier) Set(key string, value []byte)</a></dd> </dl> </div><!-- #manual-nav -->
<h4>Package files</h4> <p> <span style="font-size:90%"> <a href="http://localhost:6060/src/github.com/die-net/lrucache/twotier/twotier.go">twotier.go</a> </span> </p> </div><!-- .expanded --> </div><!-- #pkg-index -->
<div id="pkg-callgraph" class="toggle" style="display: none"> <div class="collapsed"> <h2 class="toggleButton" title="Click to show Internal Call Graph section">Internal call graph ▹</h2> </div> <!-- .expanded --> <div class="expanded"> <h2 class="toggleButton" title="Click to hide Internal Call Graph section">Internal call graph ▾</h2> <p> In the call graph viewer below, each node is a function belonging to this package and its children are the functions it calls—perhaps dynamically. </p> <p> The root nodes are the entry points of the package: functions that may be called from outside the package. There may be non-exported or anonymous functions among them if they are called dynamically from another package. </p> <p> Click a node to visit that function's source code. From there you can visit its callers by clicking its declaring <code>func</code> token. </p> <p> Functions may be omitted if they were determined to be unreachable in the particular programs or tests that were analyzed. </p> <!-- Zero means show all package entry points. --> <ul style="margin-left: 0.5in" id="callgraph-0" class="treeview"></ul> </div> </div> <!-- #pkg-callgraph -->
<h2 id="TwoTier">type <a href="http://localhost:6060/src/github.com/die-net/lrucache/twotier/twotier.go?s=426:497#L2">TwoTier</a></h2> <pre>type TwoTier struct { <span class="comment">// contains filtered or unexported fields</span>}</pre> <p>TwoTier creates a two-tiered cache out of two httpcache.Cache instances.Reads are favored from first, and writes affect both first and second.</p>
<h3 id="New">func <a href="http://localhost:6060/src/github.com/die-net/lrucache/twotier/twotier.go?s=564:628#L8">New</a></h3> <pre>func New(first <a href="../../../gregjones/httpcache/index.html">httpcache</a>.<a href="../../../gregjones/httpcache/index.html#Cache">Cache</a>, second <a href="../../../gregjones/httpcache/index.html">httpcache</a>.<a href="../../../gregjones/httpcache/index.html#Cache">Cache</a>) *<a href="index.html#TwoTier">TwoTier</a></pre> <p>New creates a TwoTier. Both first and second must be non-nil.</p>
<h3 id="TwoTier.Delete">func (*TwoTier) <a href="http://localhost:6060/src/github.com/die-net/lrucache/twotier/twotier.go?s=1577:1613#L44">Delete</a></h3> <pre>func (c *<a href="index.html#TwoTier">TwoTier</a>) Delete(key <a href="../../../../builtin/index.html#string">string</a>)</pre> <p>Delete removes the value associated with a key from both the first andsecond tier caches.</p>
<h3 id="TwoTier.Get">func (*TwoTier) <a href="http://localhost:6060/src/github.com/die-net/lrucache/twotier/twotier.go?s=990:1038#L19">Get</a></h3> <pre>func (c *<a href="index.html#TwoTier">TwoTier</a>) Get(key <a href="../../../../builtin/index.html#string">string</a>) ([]<a href="../../../../builtin/index.html#byte">byte</a>, <a href="../../../../builtin/index.html#bool">bool</a>)</pre> <p>Get returns the []byte representation of a cached response and a bool setto true if the key was found. It tries the first tier cache, and ifthat's not successful, copies the result from the second tier into thefirst tier.</p>
<h3 id="TwoTier.Set">func (*TwoTier) <a href="http://localhost:6060/src/github.com/die-net/lrucache/twotier/twotier.go?s=1380:1427#L37">Set</a></h3> <pre>func (c *<a href="index.html#TwoTier">TwoTier</a>) Set(key <a href="../../../../builtin/index.html#string">string</a>, value []<a href="../../../../builtin/index.html#byte">byte</a>)</pre> <p>Set stores the []byte representation of a response for a given key intothe second tier cache, and deletes the cache entry from the first tiercache.</p>
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