# ISignatureSet

## Content

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</style><h1>Interface ISignatureSet</h1>
<!-- ======== START OF CLASS DATA ======== -->

<section class="class-description" id="class-description">
<dl class="notes">
<dt>All Superinterfaces:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Iterable.html" title="class or interface in java.lang" class="external-link">Iterable</a>&lt;<a href="ISignature.html" title="interface in com.grapecity.documents.excel">ISignature</a>&gt;</code></dd>
</dl>
<hr>
<div class="type-signature"><span class="modifiers">public interface </span><span class="element-name type-name-label">ISignatureSet</span><span class="extends-implements">
extends <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Iterable.html" title="class or interface in java.lang" class="external-link">Iterable</a>&lt;<a href="ISignature.html" title="interface in com.grapecity.documents.excel">ISignature</a>&gt;</span></div>
<div class="block">A collection of Signature objects that correspond to the digital signature attached to a document.</div>
</section>
<section class="summary">
<ul class="summary-list">
<!-- ========== METHOD SUMMARY =========== -->
<li>
<section class="method-summary" id="method-summary">
<h2>Method Summary</h2>
<div id="method-summary-table">
<div class="table-tabs" role="tablist" aria-orientation="horizontal"><button id="method-summary-table-tab0" role="tab" aria-selected="true" aria-controls="method-summary-table.tabpanel" tabindex="0" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table', 3)" class="active-table-tab">All Methods</button><button id="method-summary-table-tab2" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab2', 3)" class="table-tab">Instance Methods</button><button id="method-summary-table-tab3" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab3', 3)" class="table-tab">Abstract Methods</button></div>
<div id="method-summary-table.tabpanel" role="tabpanel">
<div class="summary-table three-column-summary" aria-labelledby="method-summary-table-tab0">
<div class="table-header col-first">Modifier and Type</div>
<div class="table-header col-second">Method</div>
<div class="table-header col-last">Description</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="ISignature.html" title="interface in com.grapecity.documents.excel">ISignature</a></code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#addNonVisibleSignature()" class="member-name-link">addNonVisibleSignature</a>()</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">
<div class="block">Creates a signature packet when digitally signing a document.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="ISignature.html" title="interface in com.grapecity.documents.excel">ISignature</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#addSignatureLine(com.grapecity.documents.excel.IWorksheet,double,double)" class="member-name-link">addSignatureLine</a><wbr>(<a href="IWorksheet.html" title="interface in com.grapecity.documents.excel">IWorksheet</a>&nbsp;worksheet,
 double&nbsp;left,
 double&nbsp;top)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">
<div class="block">Adds lines to a document where signatures are collected.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="ISignature.html" title="interface in com.grapecity.documents.excel">ISignature</a></code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#addSignatureLine(com.grapecity.documents.excel.IWorksheet,double,double,double)" class="member-name-link">addSignatureLine</a><wbr>(<a href="IWorksheet.html" title="interface in com.grapecity.documents.excel">IWorksheet</a>&nbsp;worksheet,
 double&nbsp;left,
 double&nbsp;top,
 double&nbsp;width)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">
<div class="block">Adds lines to a document where signatures are collected.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="ISignature.html" title="interface in com.grapecity.documents.excel">ISignature</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#addSignatureLine(com.grapecity.documents.excel.IWorksheet,double,double,double,double)" class="member-name-link">addSignatureLine</a><wbr>(<a href="IWorksheet.html" title="interface in com.grapecity.documents.excel">IWorksheet</a>&nbsp;worksheet,
 double&nbsp;left,
 double&nbsp;top,
 double&nbsp;width,
 double&nbsp;height)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">
<div class="block">Adds lines to a document where signatures are collected.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="ISignature.html" title="interface in com.grapecity.documents.excel">ISignature</a></code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#get(int)" class="member-name-link">get</a><wbr>(int&nbsp;index)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">
<div class="block">Gets the signature at the specified index in the signature set.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>boolean</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#getCanAddSignatureLine()" class="member-name-link">getCanAddSignatureLine</a>()</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">
<div class="block">Gets a Boolean value indicating whether you can add a signature line to a document.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>int</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#getCount()" class="member-name-link">getCount</a>()</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">
<div class="block">Gets the number of signatures in the signature set.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="IWorkbook.html" title="interface in com.grapecity.documents.excel">IWorkbook</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#getParent()" class="member-name-link">getParent</a>()</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">
<div class="block">Returns the Parent object for the specified object.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>boolean</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#getSkipCertificateValidationOnExporting()" class="member-name-link">getSkipCertificateValidationOnExporting</a>()</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">
<div class="block">Gets whether the validation of the attached digital certificate of the signed signature should be skipped when exporting signed signatures.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#setSkipCertificateValidationOnExporting(boolean)" class="member-name-link">setSkipCertificateValidationOnExporting</a><wbr>(boolean&nbsp;value)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">
<div class="block">Sets whether the validation of the attached digital certificate of the signed signature should be skipped when exporting signed signatures.</div>
</div>
</div>
</div>
</div>
<div class="inherited-list">
<h3 id="methods-inherited-from-class-java.lang.Iterable">Methods inherited from interface&nbsp;java.lang.<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Iterable.html" title="class or interface in java.lang" class="external-link">Iterable</a></h3>
<code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Iterable.html#forEach(java.util.function.Consumer)" title="class or interface in java.lang" class="external-link">forEach</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Iterable.html#iterator()" title="class or interface in java.lang" class="external-link">iterator</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Iterable.html#spliterator()" title="class or interface in java.lang" class="external-link">spliterator</a></code></div>
</section>
</li>
</ul>
</section>
<section class="details">
<ul class="details-list">
<!-- ============ METHOD DETAIL ========== -->
<li>
<section class="method-details" id="method-detail">
<h2>Method Details</h2>
<ul class="member-list">
<li>
<section class="detail" id="getCanAddSignatureLine()">
<h3>getCanAddSignatureLine</h3>
<div class="member-signature"><span class="return-type">boolean</span>&nbsp;<span class="element-name">getCanAddSignatureLine</span>()</div>
<div class="block">Gets a Boolean value indicating whether you can add a signature line to a document. Read-only.</div>
</section>
</li>
<li>
<section class="detail" id="getParent()">
<h3>getParent</h3>
<div class="member-signature"><span class="return-type"><a href="IWorkbook.html" title="interface in com.grapecity.documents.excel">IWorkbook</a></span>&nbsp;<span class="element-name">getParent</span>()</div>
<div class="block">Returns the Parent object for the specified object.</div>
</section>
</li>
<li>
<section class="detail" id="addNonVisibleSignature()">
<h3>addNonVisibleSignature</h3>
<div class="member-signature"><span class="return-type"><a href="ISignature.html" title="interface in com.grapecity.documents.excel">ISignature</a></span>&nbsp;<span class="element-name">addNonVisibleSignature</span>()</div>
<div class="block">Creates a signature packet when digitally signing a document. The signature will be discarded if you save the workbook without signing it.</div>
</section>
</li>
<li>
<section class="detail" id="addSignatureLine(com.grapecity.documents.excel.IWorksheet,double,double,double)">
<h3>addSignatureLine</h3>
<div class="member-signature"><span class="return-type"><a href="ISignature.html" title="interface in com.grapecity.documents.excel">ISignature</a></span>&nbsp;<span class="element-name">addSignatureLine</span><wbr><span class="parameters">(<a href="IWorksheet.html" title="interface in com.grapecity.documents.excel">IWorksheet</a>&nbsp;worksheet,
 double&nbsp;left,
 double&nbsp;top,
 double&nbsp;width)</span></div>
<div class="block">Adds lines to a document where signatures are collected. Only the "Microsoft Office signature line" is supported. Other signature line providers, such as stamp signatures, are not supported.</div>
<dl class="notes">
<dt>Parameters:</dt>
<dd><code>worksheet</code> - The worksheet that the signature line shape will be addedto.</dd>
<dd><code>left</code> - The left of the signature line shape.</dd>
<dd><code>top</code> - The top of the signature line shape.</dd>
<dd><code>width</code> - (Optional width = 192) The width of the signature line shape.</dd>
<dt>Returns:</dt>
<dd>The created signature.</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="addSignatureLine(com.grapecity.documents.excel.IWorksheet,double,double)">
<h3>addSignatureLine</h3>
<div class="member-signature"><span class="return-type"><a href="ISignature.html" title="interface in com.grapecity.documents.excel">ISignature</a></span>&nbsp;<span class="element-name">addSignatureLine</span><wbr><span class="parameters">(<a href="IWorksheet.html" title="interface in com.grapecity.documents.excel">IWorksheet</a>&nbsp;worksheet,
 double&nbsp;left,
 double&nbsp;top)</span></div>
<div class="block">Adds lines to a document where signatures are collected. Only the "Microsoft Office signature line" is supported. Other signature line providers, such as stamp signatures, are not supported.</div>
<dl class="notes">
<dt>Parameters:</dt>
<dd><code>worksheet</code> - The worksheet that the signature line shape will be addedto.</dd>
<dd><code>left</code> - The left of the signature line shape.</dd>
<dd><code>top</code> - The top of the signature line shape.</dd>
<dt>Returns:</dt>
<dd>The created signature.</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="addSignatureLine(com.grapecity.documents.excel.IWorksheet,double,double,double,double)">
<h3>addSignatureLine</h3>
<div class="member-signature"><span class="return-type"><a href="ISignature.html" title="interface in com.grapecity.documents.excel">ISignature</a></span>&nbsp;<span class="element-name">addSignatureLine</span><wbr><span class="parameters">(<a href="IWorksheet.html" title="interface in com.grapecity.documents.excel">IWorksheet</a>&nbsp;worksheet,
 double&nbsp;left,
 double&nbsp;top,
 double&nbsp;width,
 double&nbsp;height)</span></div>
<div class="block">Adds lines to a document where signatures are collected. Only the "Microsoft Office signature line" is supported. Other signature line providers, such as stamp signatures, are not supported.</div>
<dl class="notes">
<dt>Parameters:</dt>
<dd><code>worksheet</code> - The worksheet that the signature line shape will be addedto.</dd>
<dd><code>left</code> - The left of the signature line shape.</dd>
<dd><code>top</code> - The top of the signature line shape.</dd>
<dd><code>width</code> - (Optional width = 192) The width of the signature line shape.</dd>
<dd><code>height</code> - (Optional height = 100.5) The height of the signature line shape.</dd>
<dt>Returns:</dt>
<dd>The created signature.</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="getSkipCertificateValidationOnExporting()">
<h3>getSkipCertificateValidationOnExporting</h3>
<div class="member-signature"><span class="return-type">boolean</span>&nbsp;<span class="element-name">getSkipCertificateValidationOnExporting</span>()</div>
<div class="block">Gets whether the validation of the attached digital certificate of the signed signature should be skipped when exporting signed signatures. The default value is true. If certificate validation is skipped, the certificate will be treated as valid. This is the default behavior. Otherwise, the certificate will be validated with X.509 chain.</div>
</section>
</li>
<li>
<section class="detail" id="setSkipCertificateValidationOnExporting(boolean)">
<h3>setSkipCertificateValidationOnExporting</h3>
<div class="member-signature"><span class="return-type">void</span>&nbsp;<span class="element-name">setSkipCertificateValidationOnExporting</span><wbr><span class="parameters">(boolean&nbsp;value)</span></div>
<div class="block">Sets whether the validation of the attached digital certificate of the signed signature should be skipped when exporting signed signatures. The default value is true. If certificate validation is skipped, the certificate will be treated as valid. This is the default behavior. Otherwise, the certificate will be validated with X.509 chain.</div>
</section>
</li>
<li>
<section class="detail" id="getCount()">
<h3>getCount</h3>
<div class="member-signature"><span class="return-type">int</span>&nbsp;<span class="element-name">getCount</span>()</div>
<div class="block">Gets the number of signatures in the signature set.</div>
<dl class="notes">
<dt>Returns:</dt>
<dd>The number of signatures.</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="get(int)">
<h3>get</h3>
<div class="member-signature"><span class="return-type"><a href="ISignature.html" title="interface in com.grapecity.documents.excel">ISignature</a></span>&nbsp;<span class="element-name">get</span><wbr><span class="parameters">(int&nbsp;index)</span></div>
<div class="block">Gets the signature at the specified index in the signature set.</div>
<dl class="notes">
<dt>Parameters:</dt>
<dd><code>index</code> - The index of the signature.</dd>
<dt>Returns:</dt>
<dd>The signature at the specified index.</dd>
</dl>
</section>
</li>
</ul>
</section>
</li>
</ul>
</section>
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