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Scopes
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Summary:
<a href="#constants">Constants</a>
&#124; <a href="#pubmethods">Methods</a>
&#124; <a href="#inhmethods">Inherited Methods</a>
&#124; <a href="#" onclick="return toggleAllClassInherited()" id="toggleAllClassInherited">[Expand All]</a>
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<!-- ======== START OF CLASS DATA ======== -->
<div id="jd-header">
public
class
<h1>Scopes</h1>
extends Object<br/>
</div><!-- end header -->
<div id="naMessage"></div>
<div id="jd-content" class="api apilevel-Guice_1.0">
<table class="jd-inheritance-table">
<tr>
<td colspan="2" class="jd-inheritance-class-cell">java.lang.Object</td>
</tr>
<tr>
<td class="jd-inheritance-space">&nbsp;&nbsp;&nbsp;&#x21b3;</td>
<td colspan="1" class="jd-inheritance-class-cell">com.google.inject.Scopes</td>
</tr>
</table>
<div class="jd-descr">
<h2>Class Overview</h2>
<p>Built-in scope implementations.</p>
</div><!-- jd-descr -->
<div class="jd-descr">
<h2>Summary</h2>
<!-- =========== ENUM CONSTANT SUMMARY =========== -->
<table id="constants" class="jd-sumtable"><tr><th colspan="12">Constants</th></tr>
<tr class="alt-color api apilevel-Guice_2.0" >
<td class="jd-typecol"><a href="../../../com/google/inject/Scope.html">Scope</a></td>
<td class="jd-linkcol"><a href="../../../com/google/inject/Scopes.html#NO_SCOPE">NO_SCOPE</a></td>
<td class="jd-descrcol" width="100%">No scope; the same as not applying any scope at all.</td>
</tr>
<tr class=" api apilevel-Guice_1.0" >
<td class="jd-typecol"><a href="../../../com/google/inject/Scope.html">Scope</a></td>
<td class="jd-linkcol"><a href="../../../com/google/inject/Scopes.html#SINGLETON">SINGLETON</a></td>
<td class="jd-descrcol" width="100%">One instance per <code><a href="../../../com/google/inject/Injector.html">Injector</a></code>.</td>
</tr>
</table>
<!-- ========== METHOD SUMMARY =========== -->
<table id="pubmethods" class="jd-sumtable"><tr><th colspan="12">Public Methods</th></tr>
<tr class="alt-color api apilevel-Guice_4.0" >
<td class="jd-typecol"><nobr>
static
boolean</nobr>
</td>
<td class="jd-linkcol" width="100%"><nobr>
<span class="sympad"><a href="../../../com/google/inject/Scopes.html#isCircularProxy(java.lang.Object)">isCircularProxy</a></span>(Object object)</nobr>
<div class="jd-descrdiv">Returns true if the object is a proxy for a circular dependency,
constructed by Guice because it encountered a circular dependency.</div>
</td></tr>
<tr class=" api apilevel-Guice_4.0" >
<td class="jd-typecol"><nobr>
static
boolean</nobr>
</td>
<td class="jd-linkcol" width="100%"><nobr>
<span class="sympad"><a href="../../../com/google/inject/Scopes.html#isScoped(com.google.inject.Binding<?>, com.google.inject.Scope, java.lang.Class<? extends java.lang.annotation.Annotation>)">isScoped</a></span>(<a href="../../../com/google/inject/Binding.html">Binding</a>&lt;?&gt; binding, <a href="../../../com/google/inject/Scope.html">Scope</a> scope, Class&lt;?&nbsp;extends&nbsp;Annotation&gt; scopeAnnotation)</nobr>
<div class="jd-descrdiv">Returns true if <code>binding</code> has the given scope.</div>
</td></tr>
<tr class="alt-color api apilevel-Guice_3.0" >
<td class="jd-typecol"><nobr>
static
boolean</nobr>
</td>
<td class="jd-linkcol" width="100%"><nobr>
<span class="sympad"><a href="../../../com/google/inject/Scopes.html#isSingleton(com.google.inject.Binding<?>)">isSingleton</a></span>(<a href="../../../com/google/inject/Binding.html">Binding</a>&lt;?&gt; binding)</nobr>
<div class="jd-descrdiv">Returns true if <code>binding</code> is singleton-scoped.</div>
</td></tr>
</table>
<!-- ========== METHOD SUMMARY =========== -->
<table id="inhmethods" class="jd-sumtable"><tr><th>
<a href="#" class="toggle-all" onclick="return toggleAllInherited(this, null)">[Expand]</a>
<div style="clear:left;">Inherited Methods</div></th></tr>
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<td colspan="12">
<a href="#" onclick="return toggleInherited(this, null)" id="inherited-methods-java.lang.Object" class="jd-expando-trigger closed"
><img id="inherited-methods-java.lang.Object-trigger"
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class="jd-expando-trigger-img" /></a>
From class
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class="jd-inheritedlinks">
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Object</nobr>
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<td class="jd-typecol"><nobr>
boolean</nobr>
</td>
<td class="jd-linkcol" width="100%"><nobr>
<span class="sympad">equals</span>(Object arg0)</nobr>
</td></tr>
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<td class="jd-typecol"><nobr>
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</td>
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<span class="sympad">finalize</span>()</nobr>
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<td class="jd-typecol"><nobr>
final
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</td>
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<td class="jd-typecol"><nobr>
int</nobr>
</td>
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<span class="sympad">hashCode</span>()</nobr>
</td></tr>
<tr class=" api apilevel-" >
<td class="jd-typecol"><nobr>
final
void</nobr>
</td>
<td class="jd-linkcol" width="100%"><nobr>
<span class="sympad">notify</span>()</nobr>
</td></tr>
<tr class="alt-color api apilevel-" >
<td class="jd-typecol"><nobr>
final
void</nobr>
</td>
<td class="jd-linkcol" width="100%"><nobr>
<span class="sympad">notifyAll</span>()</nobr>
</td></tr>
<tr class=" api apilevel-" >
<td class="jd-typecol"><nobr>
String</nobr>
</td>
<td class="jd-linkcol" width="100%"><nobr>
<span class="sympad">toString</span>()</nobr>
</td></tr>
<tr class="alt-color api apilevel-" >
<td class="jd-typecol"><nobr>
final
void</nobr>
</td>
<td class="jd-linkcol" width="100%"><nobr>
<span class="sympad">wait</span>()</nobr>
</td></tr>
<tr class=" api apilevel-" >
<td class="jd-typecol"><nobr>
final
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</td>
<td class="jd-linkcol" width="100%"><nobr>
<span class="sympad">wait</span>(long arg0)</nobr>
</td></tr>
<tr class="alt-color api apilevel-" >
<td class="jd-typecol"><nobr>
final
void</nobr>
</td>
<td class="jd-linkcol" width="100%"><nobr>
<span class="sympad">wait</span>(long arg0, int arg1)</nobr>
</td></tr>
</table>
</div>
</div>
</td></tr>
</table>
</div><!-- jd-descr (summary) -->
<!-- Details -->
<!-- XML Attributes -->
<!-- Enum Values -->
<!-- Constants -->
<!-- ========= ENUM CONSTANTS DETAIL ======== -->
<h2>Constants</h2>
<A NAME="NO_SCOPE"></A>
<div class="jd-details api apilevel-Guice_2.0">
<h4 class="jd-details-title">
<span class="normal">
public
static
final
<a href="../../../com/google/inject/Scope.html">Scope</a>
</span>
NO_SCOPE
</h4>
<div class="api-level">
Since: <a href="../../../guide/appendix/api-levels.html#levelGuice_2.0">API Level Guice_2.0</a>
</div>
<div class="jd-details-descr">
<div class="jd-tagdata jd-tagdescr"><p>No scope; the same as not applying any scope at all. Each time the
Injector obtains an instance of an object with "no scope", it injects this
instance then immediately forgets it. When the next request for the same
binding arrives it will need to obtain the instance over again.
<p>This exists only in case a class has been annotated with a scope
annotation such as <code><a href="../../../com/google/inject/Singleton.html">@Singleton</a></code>, and you need to override
this to "no scope" in your binding.</p></div>
</div>
</div>
<A NAME="SINGLETON"></A>
<div class="jd-details api apilevel-Guice_1.0">
<h4 class="jd-details-title">
<span class="normal">
public
static
final
<a href="../../../com/google/inject/Scope.html">Scope</a>
</span>
SINGLETON
</h4>
<div class="api-level">
Since: <a href="../../../guide/appendix/api-levels.html#levelGuice_1.0">API Level Guice_1.0</a>
</div>
<div class="jd-details-descr">
<div class="jd-tagdata jd-tagdescr"><p>One instance per <code><a href="../../../com/google/inject/Injector.html">Injector</a></code>. Also see <code>@</code><code><a href="../../../com/google/inject/Singleton.html">Singleton</a></code>.
</p></div>
</div>
</div>
<!-- Fields -->
<!-- Public ctors -->
<!-- ========= CONSTRUCTOR DETAIL ======== -->
<!-- Protected ctors -->
<!-- ========= METHOD DETAIL ======== -->
<!-- Public methdos -->
<h2>Public Methods</h2>
<A NAME="isCircularProxy(java.lang.Object)"></A>
<div class="jd-details api apilevel-Guice_4.0">
<h4 class="jd-details-title">
<span class="normal">
public
static
boolean
</span>
<span class="sympad">isCircularProxy</span>
<span class="normal">(Object object)</span>
</h4>
<div class="api-level">
<div>
Since: <a href="../../../guide/appendix/api-levels.html#levelGuice_4.0">API Level Guice_4.0</a>
</div>
</div>
<div class="jd-details-descr">
<div class="jd-tagdata jd-tagdescr"><p>Returns true if the object is a proxy for a circular dependency,
constructed by Guice because it encountered a circular dependency. Scope
implementations should be careful to <b>not cache circular proxies</b>,
because the proxies are not intended for general purpose use. (They are
designed just to fulfill the immediate injection, not all injections.
Caching them can lead to IllegalArgumentExceptions or ClassCastExceptions.)
</p></div>
</div>
</div>
<A NAME="isScoped(com.google.inject.Binding<?>, com.google.inject.Scope, java.lang.Class<? extends java.lang.annotation.Annotation>)"></A>
<div class="jd-details api apilevel-Guice_4.0">
<h4 class="jd-details-title">
<span class="normal">
public
static
boolean
</span>
<span class="sympad">isScoped</span>
<span class="normal">(<a href="../../../com/google/inject/Binding.html">Binding</a>&lt;?&gt; binding, <a href="../../../com/google/inject/Scope.html">Scope</a> scope, Class&lt;?&nbsp;extends&nbsp;Annotation&gt; scopeAnnotation)</span>
</h4>
<div class="api-level">
<div>
Since: <a href="../../../guide/appendix/api-levels.html#levelGuice_4.0">API Level Guice_4.0</a>
</div>
</div>
<div class="jd-details-descr">
<div class="jd-tagdata jd-tagdescr"><p>Returns true if <code>binding</code> has the given scope. If the binding is a <code><a href="../../../com/google/inject/spi/LinkedKeyBinding.html">linked key binding</a></code> and belongs to an injector (ie. it
was retrieved via <code><a href="../../../com/google/inject/Injector.html#getBinding(com.google.inject.Key<T>)">Injector.getBinding()</a></code>), then this method will
also true if the target binding has the given scope.</p></div>
<div class="jd-tagdata">
<h5 class="jd-tagtitle">Parameters</h5>
<table class="jd-tagtable">
<tr>
<th>binding</td>
<td>binding to check</td>
</tr>
<tr>
<th>scope</td>
<td>scope implementation instance</td>
</tr>
<tr>
<th>scopeAnnotation</td>
<td>scope annotation class
</td>
</tr>
</table>
</div>
</div>
</div>
<A NAME="isSingleton(com.google.inject.Binding<?>)"></A>
<div class="jd-details api apilevel-Guice_3.0">
<h4 class="jd-details-title">
<span class="normal">
public
static
boolean
</span>
<span class="sympad">isSingleton</span>
<span class="normal">(<a href="../../../com/google/inject/Binding.html">Binding</a>&lt;?&gt; binding)</span>
</h4>
<div class="api-level">
<div>
Since: <a href="../../../guide/appendix/api-levels.html#levelGuice_3.0">API Level Guice_3.0</a>
</div>
</div>
<div class="jd-details-descr">
<div class="jd-tagdata jd-tagdescr"><p>Returns true if <code>binding</code> is singleton-scoped. If the binding is a <code><a href="../../../com/google/inject/spi/LinkedKeyBinding.html">linked key binding</a></code> and belongs to an injector (ie. it
was retrieved via <code><a href="../../../com/google/inject/Injector.html#getBinding(com.google.inject.Key<T>)">Injector.getBinding()</a></code>), then this method will
also true if the target binding is singleton-scoped.</p></div>
</div>
</div>
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