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Timofey Solomko
443 lines
21 KiB
HTML
443 lines
21 KiB
HTML
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<title>ZipContainer Class Reference</title>
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SWCompression Docs
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(100% documented)
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<a class="breadcrumb" href="../index.html">SWCompression Reference</a>
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ZipContainer Class Reference
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<a class="nav-group-task-link" href="../Protocols/DecompressionAlgorithm.html">DecompressionAlgorithm</a>
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<li class="nav-group-task">
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<a class="nav-group-task-link" href="../Structs/GzipHeader.html">GzipHeader</a>
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<li class="nav-group-task">
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<a class="nav-group-task-link" href="../Structs/GzipHeader/CompressionMethod.html">– CompressionMethod</a>
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</li>
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<a class="nav-group-task-link" href="../Structs/GzipHeader/FileSystemType.html">– FileSystemType</a>
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</li>
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<li class="nav-group-task">
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<a class="nav-group-task-link" href="../Structs/ZipEntry.html">ZipEntry</a>
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<a class="nav-group-task-link" href="../Structs/ZlibHeader.html">ZlibHeader</a>
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<a class="nav-group-task-link" href="../Structs/ZlibHeader/CompressionMethod.html">– CompressionMethod</a>
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</li>
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<li class="nav-group-task">
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<a class="nav-group-task-link" href="../Structs/ZlibHeader/CompressionLevel.html">– CompressionLevel</a>
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</nav>
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<article class="main-content">
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<section class="section">
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<div class="section-content">
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<h1>ZipContainer</h1>
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<div class="declaration">
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<div class="language">
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<pre class="highlight"><code><span class="kd">public</span> <span class="kd">class</span> <span class="kt">ZipContainer</span></code></pre>
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</div>
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</div>
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<p>Provides function to open ZIP archives (containers).</p>
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</div>
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</section>
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<section class="section">
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<div class="section-content">
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<div class="task-group">
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<ul class="item-container">
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<li class="item">
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<div>
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<code>
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<a name="/s:vC13SWCompression12ZipContainer7entriesGSaVS_8ZipEntry_"></a>
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<a name="//apple_ref/swift/Property/entries" class="dashAnchor"></a>
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<a class="token" href="#/s:vC13SWCompression12ZipContainer7entriesGSaVS_8ZipEntry_">entries</a>
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</code>
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</div>
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<div class="height-container">
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<div class="pointer-container"></div>
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<section class="section">
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<div class="pointer"></div>
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<div class="abstract">
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<p>All file and directory entries found in ZIP archive (in its Central Directory).</p>
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</div>
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<div class="declaration">
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<h4>Declaration</h4>
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<div class="language">
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<p class="aside-title">Swift</p>
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<pre class="highlight"><code><span class="kd">public</span> <span class="kd">private(set)</span> <span class="k">var</span> <span class="nv">entries</span><span class="p">:</span> <span class="p">[</span><span class="kt"><a href="../Structs/ZipEntry.html">ZipEntry</a></span><span class="p">]</span></code></pre>
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</div>
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</div>
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<div class="slightly-smaller">
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<a href="https://github.com/tsolomko/SWCompression/tree/v2.3.0/Sources/ZipContainer.swift#L82">Show on GitHub</a>
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</div>
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</section>
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</div>
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</li>
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<li class="item">
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<div>
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<code>
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<a name="/s:FC13SWCompression12ZipContainercFzT13containerDataV10Foundation4Data_S0_"></a>
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<a name="//apple_ref/swift/Method/init(containerData:)" class="dashAnchor"></a>
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<a class="token" href="#/s:FC13SWCompression12ZipContainercFzT13containerDataV10Foundation4Data_S0_">init(containerData:)</a>
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</code>
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</div>
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<div class="height-container">
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<div class="pointer-container"></div>
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<section class="section">
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<div class="pointer"></div>
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<div class="abstract">
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<p>Tries to open ZIP archive and parse its Central Directory.
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If parsing is successful then <code><a href="../Classes/ZipContainer.html#/s:vC13SWCompression12ZipContainer7entriesGSaVS_8ZipEntry_">entries</a></code> property will contain all directory or file entries found in archive.</p>
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<div class="aside aside-important">
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<p class="aside-title">Important</p>
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<p>The order of entries is defined by ZIP archive and, particularly, creator of given ZIP container.
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It is likely that directories will be encountered earlier than files stored in those directories,
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but one SHOULD NOT assume that this is the case.</p>
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</div>
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<div class="aside aside-note">
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<p class="aside-title">Note</p>
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<p>Currently, there is no universal (platform and file system independent) method to determine if entry is a directory.
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One can check this by looking at the size of entry’s data (it should be 0 for directory) AND
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the last character of entry’s name (it should be ‘/’). If all of these is true then entry is likely to be a directory.</p>
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</div>
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<div class="aside aside-note">
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<p class="aside-title">Note</p>
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<p>Only ZIP containers complying to ISO/IEC 21320-1 standard are supported.</p>
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</div>
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<div class="aside aside-throws">
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<p class="aside-title">Throws</p>
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<p><code><a href="../Enums/ZipError.html">ZipError</a></code> or <code><a href="../Enums/DeflateError.html">DeflateError</a></code> depending on the type of inconsistency in data.
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It may indicate that either the container is damaged or it might not be ZIP container or compressed with Deflate at all.</p>
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</div>
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</div>
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<div class="declaration">
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<h4>Declaration</h4>
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<div class="language">
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<p class="aside-title">Swift</p>
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<pre class="highlight"><code><span class="kd">public</span> <span class="nf">init</span><span class="p">(</span><span class="n">containerData</span> <span class="nv">data</span><span class="p">:</span> <span class="kt">Data</span><span class="p">)</span> <span class="k">throws</span></code></pre>
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</div>
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</div>
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<div>
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<h4>Parameters</h4>
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<table class="graybox">
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<tbody>
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<tr>
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<td>
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<code>
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<em>containerData</em>
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</code>
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</td>
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<td>
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<div>
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<p>Data of ZIP container.</p>
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</div>
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</td>
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</tr>
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</tbody>
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</table>
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</div>
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<div class="slightly-smaller">
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<a href="https://github.com/tsolomko/SWCompression/tree/v2.3.0/Sources/ZipContainer.swift#L103-L132">Show on GitHub</a>
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</div>
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</section>
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</div>
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</li>
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<li class="item">
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<div>
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<code>
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<a name="/s:FC13SWCompression12ZipContainer4dataFzT3forVS_8ZipEntry_V10Foundation4Data"></a>
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<a name="//apple_ref/swift/Method/data(for:)" class="dashAnchor"></a>
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<a class="token" href="#/s:FC13SWCompression12ZipContainer4dataFzT3forVS_8ZipEntry_V10Foundation4Data">data(for:)</a>
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</code>
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</div>
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<div class="height-container">
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<div class="pointer-container"></div>
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<section class="section">
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<div class="pointer"></div>
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<div class="abstract">
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<p>Returns data associated with provided ZipEntry.</p>
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<div class="aside aside-note">
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<p class="aside-title">Note</p>
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<p>Returned <code>Data</code> object with the size of 0 can either indicate that the entry is an empty file
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or it is a directory.</p>
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</div>
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<div class="aside aside-throws">
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<p class="aside-title">Throws</p>
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<p><code><a href="../Enums/ZipError.html">ZipError</a></code> or <code><a href="../Enums/DeflateError.html">DeflateError</a></code> depending on the type of inconsistency in data.
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An error can indicate that the container is damaged.</p>
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</div>
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</div>
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<div class="declaration">
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<h4>Declaration</h4>
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<div class="language">
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<p class="aside-title">Swift</p>
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<pre class="highlight"><code><span class="kd">public</span> <span class="kd">func</span> <span class="nf">data</span><span class="p">(</span><span class="k">for</span> <span class="nv">zipEntry</span><span class="p">:</span> <span class="kt"><a href="../Structs/ZipEntry.html">ZipEntry</a></span><span class="p">)</span> <span class="k">throws</span> <span class="o">-></span> <span class="kt">Data</span></code></pre>
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</div>
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</div>
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<div>
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<h4>Parameters</h4>
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<table class="graybox">
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<tbody>
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<tr>
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<td>
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<code>
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<em>zipEntry</em>
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</code>
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</td>
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<td>
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<div>
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<p>file or directory entry from current container.</p>
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</div>
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</td>
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</tr>
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</tbody>
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</table>
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</div>
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<div class="slightly-smaller">
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<a href="https://github.com/tsolomko/SWCompression/tree/v2.3.0/Sources/ZipContainer.swift#L145-L204">Show on GitHub</a>
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</div>
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</section>
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</div>
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</li>
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<li class="item">
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<div>
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<code>
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<a name="/s:ZFC13SWCompression12ZipContainer4openFzT13containerDataV10Foundation4Data_GSaT9entryNameSS9entryDataS2___"></a>
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<a name="//apple_ref/swift/Method/open(containerData:)" class="dashAnchor"></a>
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<a class="token" href="#/s:ZFC13SWCompression12ZipContainer4openFzT13containerDataV10Foundation4Data_GSaT9entryNameSS9entryDataS2___">open(containerData:)</a>
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</code>
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</div>
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<div class="height-container">
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<div class="pointer-container"></div>
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<section class="section">
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<div class="pointer"></div>
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<div class="abstract">
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<p>Processes ZIP archive (container) and returns an array of tuples <code>(String, Data)</code>.
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First member of a tuple is entry’s name, second member is entry’s data.</p>
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<div class="aside aside-important">
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<p class="aside-title">Important</p>
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<p>The order of entries is defined by ZIP archive and, particularly, creator of given ZIP container.
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It is likely that directories will be encountered earlier than files stored in those directories,
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but one SHOULD NOT assume that this is the case.</p>
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</div>
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<div class="aside aside-note">
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<p class="aside-title">Note</p>
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<p>Currently, there is no universal (platform and file system independent) method to determine if entry is a directory.
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One can check this by looking at the size of entry’s data (it should be 0 for directory) AND
|
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the last character of entry’s name (it should be ‘/’). If all of these is true then entry is likely to be a directory.</p>
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</div>
|
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<div class="aside aside-note">
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<p class="aside-title">Note</p>
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<p>Only ZIP containers complying to ISO/IEC 21320-1 standard are supported.</p>
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</div>
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<div class="aside aside-throws">
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<p class="aside-title">Throws</p>
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<p><code><a href="../Enums/ZipError.html">ZipError</a></code> or <code><a href="../Enums/DeflateError.html">DeflateError</a></code> depending on the type of inconsistency in data.
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It may indicate that either the container is damaged or it might not be ZIP container or compressed with Deflate at all.</p>
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</div>
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</div>
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<div class="declaration">
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<h4>Declaration</h4>
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<div class="language">
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<p class="aside-title">Swift</p>
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<pre class="highlight"><code><span class="kd">public</span> <span class="kd">static</span> <span class="kd">func</span> <span class="nf">open</span><span class="p">(</span><span class="n">containerData</span> <span class="nv">data</span><span class="p">:</span> <span class="kt">Data</span><span class="p">)</span> <span class="k">throws</span> <span class="o">-></span> <span class="p">[(</span><span class="nv">entryName</span><span class="p">:</span> <span class="kt">String</span><span class="p">,</span> <span class="nv">entryData</span><span class="p">:</span> <span class="kt">Data</span><span class="p">)]</span></code></pre>
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</div>
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</div>
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<div>
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<h4>Parameters</h4>
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<table class="graybox">
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<tbody>
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<tr>
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<td>
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<code>
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<em>containerData</em>
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</code>
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</td>
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<td>
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<div>
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<p>Data of ZIP container.</p>
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</div>
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</td>
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</tr>
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</tbody>
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</table>
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</div>
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<div>
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<h4>Return Value</h4>
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<p>Array of pairs (tuples) where first member is <code>entryName</code> and second member is <code>entryData</code>.</p>
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</div>
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||
<div class="slightly-smaller">
|
||
<a href="https://github.com/tsolomko/SWCompression/tree/v2.3.0/Sources/ZipContainer.swift#L227-L234">Show on GitHub</a>
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||
</div>
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||
</section>
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||
</div>
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</li>
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</section>
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<section class="footer">
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<p>© 2017 Timofey Solomko</p>
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<p>Generated by <a class="link" href="https://github.com/realm/jazzy" target="_blank" rel="external">jazzy ♪♫ v0.7.5</a>, a <a class="link" href="http://realm.io" target="_blank" rel="external">Realm</a> project.</p>
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