| 1 | <!DOCTYPE html> <html> <head> <title>LightOutputStream.coffee</title> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> <link rel="stylesheet" media="all" href="docco.css" /> </head> <body> <div id="container"> <div id="background"></div> <div id="jump_to"> Jump To … <div id="jump_wrapper"> <div id="jump_page"> <a class="source" href="ByteIterable.html"> ByteIterable.coffee </a> <a class="source" href="ByteIterator.html"> ByteIterator.coffee </a> <a class="source" href="ArrayByteIterable.html"> ArrayByteIterable.coffee </a> <a class="source" href="ByteIterableBase.html"> ByteIterableBase.coffee </a> <a class="source" href="ByteIterableUtil.html"> ByteIterableUtil.coffee </a> <a class="source" href="LightOutputStream.html"> LightOutputStream.coffee </a> <a class="source" href="StoreConfiguration.html"> StoreConfiguration.coffee </a> <a class="source" href="Reader.html"> Reader.coffee </a> <a class="source" href="Writer.html"> Writer.coffee </a> <a class="source" href="List.html"> List.coffee </a> <a class="source" href="ListNode.html"> ListNode.coffee </a> <a class="source" href="Cursor.html"> Cursor.coffee </a> <a class="source" href="DatabaseRoot.html"> DatabaseRoot.coffee </a> <a class="source" href="Environment.html"> Environment.coffee </a> <a class="source" href="EnvironmentConfig.html"> EnvironmentConfig.coffee </a> <a class="source" href="Store.html"> Store.coffee </a> <a class="source" href="Transaction.html"> Transaction.coffee </a> <a class="source" href="Addr64.html"> Addr64.coffee </a> <a class="source" href="DataIterator.html"> DataIterator.coffee </a> <a class="source" href="Log.html"> Log.coffee </a> <a class="source" href="LogCache.html"> LogCache.coffee </a> <a class="source" href="LogConfig.html"> LogConfig.coffee </a> <a class="source" href="LogUtil.html"> LogUtil.coffee </a> <a class="source" href="Loggable.html"> Loggable.coffee </a> <a class="source" href="LoggableFactory.html"> LoggableFactory.coffee </a> <a class="source" href="LoggableIterator.html"> LoggableIterator.coffee </a> <a class="source" href="LoggableToWrite.html"> LoggableToWrite.coffee </a> <a class="source" href="NullLoggable.html"> NullLoggable.coffee </a> <a class="source" href="RandomAccessByteIterable.html"> RandomAccessByteIterable.coffee </a> <a class="source" href="RandomAccessLoggable.html"> RandomAccessLoggable.coffee </a> <a class="source" href="RandomAccessLoggableIterator.html"> RandomAccessLoggableIterator.coffee </a> <a class="source" href="StackList.html"> StackList.coffee </a> <a class="source" href="CompoundByteIterable.html"> CompoundByteIterable.coffee </a> <a class="source" href="CompoundByteIteratorBase.html"> CompoundByteIteratorBase.coffee </a> <a class="source" href="CompressedUnsignedLongByteIterable.html"> CompressedUnsignedLongByteIterable.coffee </a> <a class="source" href="FixedLengthByteIterable.html"> FixedLengthByteIterable.coffee </a> </div> </div> </div> <table cellpadding="0" cellspacing="0"> <thead> <tr> <th class="docs"> <h1> LightOutputStream.coffee </h1> </th> <th class="code"> </th> </tr> </thead> <tbody> <tr id="section-1"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-1">¶</a> </div> </td> <td class="code"> <div class="highlight"><pre><span class="nv">fs = </span><span class="nx">require</span> <span class="s1">'fs'</span></pre></div> </td> </tr> <tr id="section-2"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-2">¶</a> </div> <p>This is hack used to resolve cyclic reference.</p> </td> <td class="code"> <div class="highlight"><pre><span class="nv">ArrayByteIterableFile = </span><span class="p">(</span><span class="nx">require</span> <span class="s1">'./ArrayByteIterable.coffee'</span><span class="p">)</span></pre></div> </td> </tr> <tr id="section-3"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-3">¶</a> </div> <p>TODO many-many tests!!!
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| 2 | TODO verify interface.
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| 3 | This class allows writing various data to buffer.</p> </td> <td class="code"> <div class="highlight"><pre><span class="k">class</span> <span class="nx">LightOutputStream</span>
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| 4 | <span class="nv">NULL_STRING_UTF_VALUE: </span><span class="mh">0xFF</span>
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| 5 | <span class="vi">@DEFAULT_INIT_SIZE: </span><span class="mi">8</span></pre></div> </td> </tr> <tr id="section-4"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-4">¶</a> </div> <p>@private</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nv">len: </span><span class="kc">undefined</span></pre></div> </td> </tr> <tr id="section-5"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-5">¶</a> </div> <p>@private</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nv">buf: </span><span class="kc">undefined</span></pre></div> </td> </tr> <tr id="section-6"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-6">¶</a> </div> <p>Constructor.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="vi">@create: </span><span class="nf">(o) -></span>
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| 6 | <span class="k">return</span> <span class="nx">@create$int</span> <span class="nx">LightOutputStream</span><span class="p">.</span><span class="nx">DEFAULT_INIT_SIZE</span><span class="p">,</span> <span class="nx">o</span></pre></div> </td> </tr> <tr id="section-7"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-7">¶</a> </div> <p>Constructor.</p>
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| 7 |
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| 8 | <p>@param initialSize the size of buffer to start with.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">@create</span><span class="nv">$int: </span><span class="nf">(initialSize, o) -></span>
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| 9 | <span class="k">return</span> <span class="nx">@create$Buffer</span> <span class="k">new</span> <span class="nx">Buffer</span> <span class="nx">initialSize</span><span class="p">,</span> <span class="nx">o</span></pre></div> </td> </tr> <tr id="section-8"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-8">¶</a> </div> <p>Constructor.</p>
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| 10 |
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| 11 | <p>@param buffer.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">@create</span><span class="nv">$Buffer: </span><span class="nf">(buffer, o) -></span>
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| 12 | <span class="k">if</span> <span class="o">!</span><span class="nx">o</span><span class="o">?</span> <span class="k">then</span> <span class="nv">o = </span><span class="k">new</span> <span class="nx">LightOutputStream</span>
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| 13 | <span class="nv">o.buf = </span><span class="nx">buffer</span>
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| 14 | <span class="nv">o.len = </span><span class="mi">0</span>
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| 15 | <span class="k">return</span> <span class="nx">o</span></pre></div> </td> </tr> <tr id="section-9"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-9">¶</a> </div> <p>@return ArrayByteIterable to work with.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nv">asArrayByteIterable: </span><span class="nf">() -></span>
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| 16 | <span class="k">return</span> <span class="nx">ArrayByteIterableFile</span><span class="p">.</span><span class="nx">ArrayByteIterable</span><span class="p">.</span><span class="nx">create$Buffer$int</span> <span class="nx">@buf</span><span class="p">,</span> <span class="nx">@len</span>
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| 17 |
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| 18 | <span class="nv">clear: </span><span class="nf">() -></span>
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| 19 | <span class="vi">@len = </span><span class="mi">0</span></pre></div> </td> </tr> <tr id="section-10"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-10">¶</a> </div> <p>--- begin ByteArrayOutputStream compatible methods ---</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nv">size: </span><span class="nf">() -></span>
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| 20 | <span class="k">return</span> <span class="nx">@len</span></pre></div> </td> </tr> <tr id="section-11"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-11">¶</a> </div> <p>Write.</p>
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| 21 |
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| 22 | <p>@param b number.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">write</span><span class="nv">$int: </span><span class="nf">(b) -></span>
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| 23 | <span class="nx">@writeFast$int</span> <span class="nx">b</span></pre></div> </td> </tr> <tr id="section-12"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-12">¶</a> </div> <p>Write.</p>
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| 24 |
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| 25 | <p>@param fromBuf buffer.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">write</span><span class="nv">$Buffer: </span><span class="nf">(fromBuf) -></span>
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| 26 | <span class="nx">@ensureCapacity$int</span> <span class="nx">@len</span> <span class="o">+</span> <span class="nx">fromBuf</span><span class="p">.</span><span class="nx">length</span>
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| 27 | <span class="nx">fromBuf</span><span class="p">.</span><span class="nx">copy</span> <span class="nx">@buf</span><span class="p">,</span> <span class="nx">@len</span><span class="p">,</span> <span class="mi">0</span><span class="p">,</span> <span class="nx">fromBuf</span><span class="p">.</span><span class="nx">length</span>
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| 28 | <span class="nx">@len</span> <span class="o">+=</span> <span class="nx">fromBuf</span><span class="p">.</span><span class="nx">length</span></pre></div> </td> </tr> <tr id="section-13"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-13">¶</a> </div> <p>Write.</p>
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| 29 |
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| 30 | <p>@param fromBuf buffer.
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| 31 | @param offset.
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| 32 | @param length.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">write$Buffer$int</span><span class="nv">$int: </span><span class="nf">(fromBuf, offset, length) -></span>
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| 33 | <span class="nx">@ensureCapacity$int</span> <span class="nx">@len</span> <span class="o">+</span> <span class="nx">fromBuf</span><span class="p">.</span><span class="nx">length</span>
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| 34 | <span class="nx">fromBuf</span><span class="p">.</span><span class="nx">copy</span> <span class="nx">@buf</span><span class="p">,</span> <span class="nx">@len</span><span class="p">,</span> <span class="nx">offset</span><span class="p">,</span> <span class="nx">length</span>
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| 35 | <span class="nx">@len</span> <span class="o">+=</span> <span class="nx">fromBuf</span><span class="p">.</span><span class="nx">length</span>
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| 36 |
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| 37 | <span class="nv">toString: </span><span class="nf">() -></span>
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| 38 | <span class="k">return</span> <span class="nx">@buf</span><span class="p">.</span><span class="nx">toString</span><span class="p">()</span></pre></div> </td> </tr> <tr id="section-14"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-14">¶</a> </div> <p>--- end ByteArrayOutputStream compatible methods ---</p> </td> <td class="code"> <div class="highlight"><pre></pre></div> </td> </tr> <tr id="section-15"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-15">¶</a> </div> <p>Write number.</p>
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| 39 |
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| 40 | <p>@param val.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">writeByte</span><span class="nv">$int: </span><span class="nf">(val) -></span>
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| 41 | <span class="nx">@writeFast$int</span> <span class="nx">val</span> <span class="o">^</span> <span class="mh">0x80</span></pre></div> </td> </tr> <tr id="section-16"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-16">¶</a> </div> <p>Write number.</p>
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| 42 |
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| 43 | <p>@param b.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">writeFast</span><span class="nv">$int: </span><span class="nf">(b) -></span>
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| 44 | <span class="k">if</span> <span class="nx">@len</span> <span class="o">>=</span> <span class="nx">@buf</span><span class="p">.</span><span class="nx">length</span>
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| 45 | <span class="nx">@ensureCapacity$int</span> <span class="nx">@len</span> <span class="o">+</span> <span class="mi">1</span>
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| 46 | <span class="nx">@buf</span><span class="p">[</span><span class="nx">@len</span><span class="o">++</span><span class="p">]</span> <span class="o">=</span> <span class="nx">b</span></pre></div> </td> </tr> <tr id="section-17"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-17">¶</a> </div> <p>Write boolean.</p>
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| 47 |
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| 48 | <p>@param val.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">writeBoolean</span><span class="nv">$boolean: </span><span class="nf">(val) -></span>
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| 49 | <span class="nx">@writeFast$int</span> <span class="nx">val</span><span class="o">?</span> <span class="mi">1</span><span class="o">:</span> <span class="mi">0</span></pre></div> </td> </tr> <tr id="section-18"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-18">¶</a> </div> <p>Write number.</p>
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| 50 |
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| 51 | <p>@param val.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">writeShort</span><span class="nv">$int: </span><span class="nf">(val) -></span>
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| 52 | <span class="nx">@writeUnsignedShort$int</span> <span class="nx">val</span> <span class="o">^</span> <span class="mh">0x8000</span></pre></div> </td> </tr> <tr id="section-19"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-19">¶</a> </div> <p>Write number.</p>
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| 53 |
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| 54 | <p>@param val.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">writeInt</span><span class="nv">$int: </span><span class="nf">(val) -></span>
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| 55 | <span class="nx">@writeUnsignedInt$int</span> <span class="nx">val</span> <span class="o">^</span> <span class="mh">0x80000000</span></pre></div> </td> </tr> <tr id="section-20"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-20">¶</a> </div> <p>Write number.</p>
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| 56 |
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| 57 | <p>@param val.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">writeLong</span><span class="nv">$int: </span><span class="nf">(val) -></span>
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| 58 | <span class="nx">@writeUnsignedLong$int</span> <span class="nx">val</span> <span class="o">^</span> <span class="mh">0x8000000000000000</span></pre></div> </td> </tr> <tr id="section-21"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-21">¶</a> </div> <p>Write number.</p>
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| 59 |
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| 60 | <p>@param val.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">writeFloat</span><span class="nv">$double: </span><span class="nf">(val) -></span></pre></div> </td> </tr> <tr id="section-22"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-22">¶</a> </div> <p>really?</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">@writeUnsignedInt$int</span> <span class="nx">val</span></pre></div> </td> </tr> <tr id="section-23"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-23">¶</a> </div> <p>Write number.</p>
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| 61 |
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| 62 | <p>@param val.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">writeDouble</span><span class="nv">$double: </span><span class="nf">(val) -></span></pre></div> </td> </tr> <tr id="section-24"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-24">¶</a> </div> <p>is this true?</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">@writeUnsignedLong$int</span> <span class="nx">val</span></pre></div> </td> </tr> <tr id="section-25"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-25">¶</a> </div> <p>Write String.</p>
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| 63 |
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| 64 | <p>@param val.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">writeString</span><span class="nv">$String: </span><span class="nf">(val) -></span>
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| 65 | <span class="k">if</span> <span class="nx">val</span><span class="o">?</span>
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| 66 | <span class="k">if</span> <span class="nx">val</span><span class="p">.</span><span class="nx">length</span> <span class="o">!=</span> <span class="mi">0</span>
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| 67 | <span class="nv">utfLength = </span><span class="nx">@getUtfByteLength$String</span> <span class="nx">val</span>
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| 68 | <span class="nx">@ensureCapacity$int</span> <span class="nx">len</span> <span class="o">+</span> <span class="nx">utfLength</span>
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| 69 | <span class="nx">@utfCharsToBytes$String$int$Buffer$int$int</span> <span class="nx">val</span><span class="p">,</span> <span class="mi">0</span><span class="p">,</span> <span class="nx">@getBufferBytes</span><span class="p">(),</span>
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| 70 | <span class="nx">@getBufferLength</span><span class="p">(),</span> <span class="nx">val</span><span class="p">.</span><span class="nx">length</span>
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| 71 | <span class="nx">len</span> <span class="o">+=</span> <span class="nx">utfLength</span>
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| 72 | <span class="k">else</span>
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| 73 | <span class="nx">@writeFast$int</span> <span class="nx">@NULL_STRING_UTF_VALUE</span>
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| 74 | <span class="nx">@writeFast$int</span> <span class="mi">0</span> <span class="c1"># terminator</span></pre></div> </td> </tr> <tr id="section-26"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-26">¶</a> </div> <p>will next three methods work? is the question...
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| 75 | Write number.</p>
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| 76 |
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| 77 | <p>@param val.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">writeUnsignedShort</span><span class="nv">$int: </span><span class="nf">(val) -></span>
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| 78 | <span class="nx">@writeFast$int</span> <span class="nx">val</span> <span class="o">>>></span> <span class="mi">8</span>
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| 79 | <span class="nx">@writeFast$int</span> <span class="nx">val</span></pre></div> </td> </tr> <tr id="section-27"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-27">¶</a> </div> <p>Write number.</p>
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| 80 |
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| 81 | <p>@param val.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">writeUnsignedInt</span><span class="nv">$int: </span><span class="nf">(val) -></span>
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| 82 | <span class="nx">@writeFast$int</span> <span class="nx">val</span> <span class="o">>>></span> <span class="mi">24</span>
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| 83 | <span class="nx">@writeFast$int</span> <span class="nx">val</span> <span class="o">>>></span> <span class="mi">16</span>
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| 84 | <span class="nx">@writeFast$int</span> <span class="nx">val</span> <span class="o">>>></span> <span class="mi">8</span>
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| 85 | <span class="nx">@writeFast$int</span> <span class="nx">val</span></pre></div> </td> </tr> <tr id="section-28"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-28">¶</a> </div> <p>@private
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| 86 | Write number.</p>
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| 87 |
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| 88 | <p>@param val.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">writeUnsignedLong</span><span class="nv">$int: </span><span class="nf">(val) -></span>
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| 89 | <span class="nx">@writeFast$int</span> <span class="nx">val</span> <span class="o">>>></span> <span class="mi">56</span>
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| 90 | <span class="nx">@writeFast$int</span> <span class="nx">val</span> <span class="o">>>></span> <span class="mi">48</span>
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| 91 | <span class="nx">@writeFast$int</span> <span class="nx">val</span> <span class="o">>>></span> <span class="mi">40</span>
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| 92 | <span class="nx">@writeFast$int</span> <span class="nx">val</span> <span class="o">>>></span> <span class="mi">32</span>
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| 93 | <span class="nx">@writeFast$int</span> <span class="nx">val</span> <span class="o">>>></span> <span class="mi">24</span>
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| 94 | <span class="nx">@writeFast$int</span> <span class="nx">val</span> <span class="o">>>></span> <span class="mi">16</span>
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| 95 | <span class="nx">@writeFast$int</span> <span class="nx">val</span> <span class="o">>>></span> <span class="mi">8</span>
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| 96 | <span class="nx">@writeFast$int</span> <span class="nx">val</span>
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| 97 |
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| 98 | <span class="nv">getBufferBytes: </span><span class="nf">() -></span>
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| 99 | <span class="k">return</span> <span class="nx">@buf</span>
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| 100 |
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| 101 | <span class="nv">getBufferLength: </span><span class="nf">() -></span>
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| 102 | <span class="k">return</span> <span class="nx">@len</span></pre></div> </td> </tr> <tr id="section-29"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-29">¶</a> </div> <p>Resize buffer if necessary so that capacity will be enough.</p>
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| 103 |
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| 104 | <p>@param requiredCapacity.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">ensureCapacity</span><span class="nv">$int: </span><span class="nf">(requiredCapacity) -></span>
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| 105 | <span class="nv">bufLen = </span><span class="nx">@buf</span><span class="p">.</span><span class="nx">length</span>
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| 106 | <span class="k">if</span> <span class="nx">bufLen</span> <span class="o"><</span> <span class="nx">requiredCapacity</span>
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| 107 | <span class="nv">nextAllowedCapacity = </span><span class="nb">Math</span><span class="p">.</span><span class="nx">round</span><span class="p">((</span><span class="nx">bufLen</span> <span class="o"><<</span> <span class="mi">3</span><span class="p">)</span> <span class="o">/</span> <span class="mi">5</span><span class="p">)</span>
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| 108 | <span class="k">if</span> <span class="nx">nextAllowedCapacity</span> <span class="o">></span> <span class="nx">requiredCapacity</span>
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| 109 | <span class="nv">requiredCapacity = </span><span class="nx">nextAllowedCapacity</span>
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| 110 | <span class="nv">newBuf = </span><span class="k">new</span> <span class="nx">Buffer</span> <span class="nx">requiredCapacity</span>
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| 111 | <span class="nx">@buf</span><span class="p">.</span><span class="nx">copy</span> <span class="nx">newBuf</span><span class="p">,</span> <span class="mi">0</span><span class="p">,</span> <span class="mi">0</span><span class="p">,</span> <span class="nx">@buf</span><span class="p">.</span><span class="nx">length</span>
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| 112 | <span class="vi">@buf = </span><span class="nx">newBuf</span></pre></div> </td> </tr> <tr id="section-30"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-30">¶</a> </div> <p>Get string length in utf.</p>
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| 113 |
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| 114 | <p>@param chars the string.
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| 115 | @retuan length.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">@getUtfByteLength</span><span class="nv">$String: </span><span class="nf">(chars) -></span>
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| 116 | <span class="nv">length = </span><span class="nx">chars</span><span class="p">.</span><span class="nx">length</span>
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| 117 | <span class="nv">len = </span><span class="mi">0</span>
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| 118 | <span class="k">for</span> <span class="nx">i</span> <span class="k">in</span> <span class="p">[</span><span class="mi">0</span><span class="p">..</span><span class="nx">length</span> <span class="o">-</span> <span class="mi">1</span><span class="p">]</span>
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| 119 | <span class="nv">c = </span><span class="nx">chars</span><span class="p">[</span><span class="nx">i</span><span class="p">]</span>
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| 120 | <span class="k">if</span> <span class="nx">c</span> <span class="o">>=</span> <span class="mh">0x0001</span> <span class="o">&&</span> <span class="nx">c</span> <span class="o"><=</span> <span class="mh">0x007F</span>
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| 121 | <span class="nx">len</span> <span class="o">+=</span> <span class="mi">1</span>
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| 122 | <span class="k">else</span> <span class="k">if</span> <span class="nx">c</span> <span class="o">></span> <span class="mh">0x07FF</span>
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| 123 | <span class="nx">len</span> <span class="o">+=</span> <span class="mi">3</span>
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| 124 | <span class="k">else</span>
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| 125 | <span class="nx">len</span> <span class="o">+=</span> <span class="mi">2</span>
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| 126 | <span class="k">return</span> <span class="nx">len</span></pre></div> </td> </tr> <tr id="section-31"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-31">¶</a> </div> <p>Write string as utf in buffer.</p>
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| 127 |
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| 128 | <p>@param chars the string.
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| 129 | @param bytes the Buffer to write this string in.
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| 130 | @param charLength the length of string.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">@utfCharsToBytes$String$int$Buffer$int</span><span class="nv">$int: </span><span class="nf">(chars, bytes, charLength) -></span>
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| 131 | <span class="nx">LightOutputStream</span><span class="p">.</span><span class="nx">utfCharsToBytes$String$int$Buffer$int$int</span> <span class="nx">chars</span><span class="p">,</span> <span class="mi">0</span><span class="p">,</span>
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| 132 | <span class="nx">bytes</span><span class="p">,</span> <span class="mi">0</span><span class="p">,</span> <span class="nx">charLength</span></pre></div> </td> </tr> <tr id="section-32"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-32">¶</a> </div> <p>Write string as utf in buffer.</p>
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| 133 |
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| 134 | <p>@param chars the string.
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| 135 | @param charOffset offset inside this string.
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| 136 | @param bytes the Buffer to write this string in.
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| 137 | @param byteOffset offset inside Buffer.
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| 138 | @param charLength the length of string.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">@utfCharsToBytes$String$int$Buffer$int</span><span class="nv">$int: </span><span class="nf">(chars, charOffset, bytes, byteOffset, charLength) -></span>
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| 139 | <span class="k">if</span> <span class="nx">charOffset</span> <span class="o">==</span> <span class="kc">undefined</span>
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| 140 | <span class="nv">charOffset = </span><span class="mi">0</span>
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| 141 | <span class="k">if</span> <span class="nx">byteOffset</span> <span class="o">==</span> <span class="kc">undefined</span>
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| 142 | <span class="nv">byteOffset = </span><span class="mi">0</span>
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| 143 | <span class="nx">charLength</span> <span class="o">+=</span> <span class="nx">charOffset</span>
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| 144 | <span class="k">for</span> <span class="nx">i</span> <span class="k">in</span> <span class="p">[</span><span class="nx">charOffset</span><span class="p">..</span><span class="nx">charLength</span> <span class="o">-</span> <span class="mi">1</span><span class="p">]</span>
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| 145 | <span class="nv">c = </span><span class="nx">chars</span><span class="p">[</span><span class="nx">i</span><span class="p">]</span>
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| 146 | <span class="k">if</span> <span class="nx">c</span> <span class="o">>=</span> <span class="mh">0x0001</span> <span class="o">&&</span> <span class="nx">c</span> <span class="o"><=</span> <span class="mh">0x007F</span>
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| 147 | <span class="nx">bytes</span><span class="p">[</span><span class="nx">byteOffset</span><span class="o">++</span><span class="p">]</span> <span class="o">=</span> <span class="nx">c</span>
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| 148 | <span class="k">else</span> <span class="k">if</span> <span class="nx">c</span> <span class="o">></span> <span class="mh">0x07FF</span>
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| 149 | <span class="nx">bytes</span><span class="p">[</span><span class="nx">byteOffset</span><span class="o">++</span><span class="p">]</span> <span class="o">=</span> <span class="p">(</span><span class="mh">0xE0</span> <span class="o">|</span> <span class="p">((</span><span class="nx">c</span> <span class="o">>></span> <span class="mi">12</span><span class="p">)</span> <span class="o">&</span> <span class="mh">0x0F</span><span class="p">))</span>
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| 150 | <span class="nx">bytes</span><span class="p">[</span><span class="nx">byteOffset</span><span class="o">++</span><span class="p">]</span> <span class="o">=</span> <span class="p">(</span><span class="mh">0x80</span> <span class="o">|</span> <span class="p">((</span><span class="nx">c</span> <span class="o">>></span> <span class="mi">6</span><span class="p">)</span> <span class="o">&</span> <span class="mh">0x3F</span><span class="p">))</span>
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| 151 | <span class="nx">bytes</span><span class="p">[</span><span class="nx">byteOffset</span><span class="o">++</span><span class="p">]</span> <span class="o">=</span> <span class="p">(</span><span class="mh">0x80</span> <span class="o">|</span> <span class="p">((</span><span class="nx">c</span> <span class="o">>></span> <span class="mi">0</span><span class="p">)</span> <span class="o">&</span> <span class="mh">0x3F</span><span class="p">))</span>
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| 152 | <span class="k">else</span>
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| 153 | <span class="nx">bytes</span><span class="p">[</span><span class="nx">byteOffset</span><span class="o">++</span><span class="p">]</span> <span class="o">=</span> <span class="p">(</span><span class="mh">0xC0</span> <span class="o">|</span> <span class="p">((</span><span class="nx">c</span> <span class="o">>></span> <span class="mi">6</span><span class="p">)</span> <span class="o">&</span> <span class="mh">0x1F</span><span class="p">))</span>
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| 154 | <span class="nx">bytes</span><span class="p">[</span><span class="nx">byteOffset</span><span class="o">++</span><span class="p">]</span> <span class="o">=</span> <span class="p">(</span><span class="mh">0x80</span> <span class="o">|</span> <span class="p">((</span><span class="nx">c</span> <span class="o">>></span> <span class="mi">0</span><span class="p">)</span> <span class="o">&</span> <span class="mh">0x3F</span><span class="p">))</span>
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| 155 |
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| 156 | <span class="nv">exports.LightOutputStream = </span><span class="nx">LightOutputStream</span>
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| 157 |
|
| 158 | </pre></div> </td> </tr> </tbody> </table> </div> </body> </html> |
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