objectserializationinputstream.html

MINA+API 关于MINA的API

<a name="91" href="#91">91</a>  
<a name="92" href="#92">92</a>          <strong class="jxr_keyword">this</strong>.maxObjectSize = maxObjectSize;
<a name="93" href="#93">93</a>      }
<a name="94" href="#94">94</a>  
<a name="95" href="#95">95</a>      @Override
<a name="96" href="#96">96</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">int</strong> read() <strong class="jxr_keyword">throws</strong> IOException {
<a name="97" href="#97">97</a>          <strong class="jxr_keyword">return</strong> in.read();
<a name="98" href="#98">98</a>      }
<a name="99" href="#99">99</a>  
<a name="100" href="#100">100</a>     <strong class="jxr_keyword">public</strong> Object readObject() <strong class="jxr_keyword">throws</strong> ClassNotFoundException, IOException {
<a name="101" href="#101">101</a>         <strong class="jxr_keyword">int</strong> objectSize = in.readInt();
<a name="102" href="#102">102</a>         <strong class="jxr_keyword">if</strong> (objectSize &lt;= 0) {
<a name="103" href="#103">103</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> StreamCorruptedException(<span class="jxr_string">"Invalid objectSize: "</span>
<a name="104" href="#104">104</a>                     + objectSize);
<a name="105" href="#105">105</a>         }
<a name="106" href="#106">106</a>         <strong class="jxr_keyword">if</strong> (objectSize &gt; maxObjectSize) {
<a name="107" href="#107">107</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> StreamCorruptedException(<span class="jxr_string">"ObjectSize too big: "</span>
<a name="108" href="#108">108</a>                     + objectSize + <span class="jxr_string">" (expected: &lt;= "</span> + maxObjectSize + ')');
<a name="109" href="#109">109</a>         }
<a name="110" href="#110">110</a> 
<a name="111" href="#111">111</a>         <a href="../../../../../../org/apache/mina/common/IoBuffer.html">IoBuffer</a> buf = IoBuffer.allocate(objectSize + 4, false);
<a name="112" href="#112">112</a>         buf.putInt(objectSize);
<a name="113" href="#113">113</a>         in.readFully(buf.array(), 4, objectSize);
<a name="114" href="#114">114</a>         buf.position(0);
<a name="115" href="#115">115</a>         buf.limit(objectSize + 4);
<a name="116" href="#116">116</a> 
<a name="117" href="#117">117</a>         <strong class="jxr_keyword">return</strong> buf.getObject(classLoader);
<a name="118" href="#118">118</a>     }
<a name="119" href="#119">119</a> 
<a name="120" href="#120">120</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> readBoolean() <strong class="jxr_keyword">throws</strong> IOException {
<a name="121" href="#121">121</a>         <strong class="jxr_keyword">return</strong> in.readBoolean();
<a name="122" href="#122">122</a>     }
<a name="123" href="#123">123</a> 
<a name="124" href="#124">124</a>     <strong class="jxr_keyword">public</strong> byte readByte() <strong class="jxr_keyword">throws</strong> IOException {
<a name="125" href="#125">125</a>         <strong class="jxr_keyword">return</strong> in.readByte();
<a name="126" href="#126">126</a>     }
<a name="127" href="#127">127</a> 
<a name="128" href="#128">128</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">char</strong> readChar() <strong class="jxr_keyword">throws</strong> IOException {
<a name="129" href="#129">129</a>         <strong class="jxr_keyword">return</strong> in.readChar();
<a name="130" href="#130">130</a>     }
<a name="131" href="#131">131</a> 
<a name="132" href="#132">132</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">double</strong> readDouble() <strong class="jxr_keyword">throws</strong> IOException {
<a name="133" href="#133">133</a>         <strong class="jxr_keyword">return</strong> in.readDouble();
<a name="134" href="#134">134</a>     }
<a name="135" href="#135">135</a> 
<a name="136" href="#136">136</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">float</strong> readFloat() <strong class="jxr_keyword">throws</strong> IOException {
<a name="137" href="#137">137</a>         <strong class="jxr_keyword">return</strong> in.readFloat();
<a name="138" href="#138">138</a>     }
<a name="139" href="#139">139</a> 
<a name="140" href="#140">140</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> readFully(byte[] b) <strong class="jxr_keyword">throws</strong> IOException {
<a name="141" href="#141">141</a>         in.readFully(b);
<a name="142" href="#142">142</a>     }
<a name="143" href="#143">143</a> 
<a name="144" href="#144">144</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> readFully(byte[] b, <strong class="jxr_keyword">int</strong> off, <strong class="jxr_keyword">int</strong> len) <strong class="jxr_keyword">throws</strong> IOException {
<a name="145" href="#145">145</a>         in.readFully(b, off, len);
<a name="146" href="#146">146</a>     }
<a name="147" href="#147">147</a> 
<a name="148" href="#148">148</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">int</strong> readInt() <strong class="jxr_keyword">throws</strong> IOException {
<a name="149" href="#149">149</a>         <strong class="jxr_keyword">return</strong> in.readInt();
<a name="150" href="#150">150</a>     }
<a name="151" href="#151">151</a> 
<a name="152" href="#152">152</a>     <em class="jxr_javadoccomment">/**</em>
<a name="153" href="#153">153</a> <em class="jxr_javadoccomment">     * @see DataInput#readLine()</em>
<a name="154" href="#154">154</a> <em class="jxr_javadoccomment">     * @deprecated</em>
<a name="155" href="#155">155</a> <em class="jxr_javadoccomment">     */</em>
<a name="156" href="#156">156</a>     @Deprecated
<a name="157" href="#157">157</a>     <strong class="jxr_keyword">public</strong> String readLine() <strong class="jxr_keyword">throws</strong> IOException {
<a name="158" href="#158">158</a>         <strong class="jxr_keyword">return</strong> in.readLine();
<a name="159" href="#159">159</a>     }
<a name="160" href="#160">160</a> 
<a name="161" href="#161">161</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">long</strong> readLong() <strong class="jxr_keyword">throws</strong> IOException {
<a name="162" href="#162">162</a>         <strong class="jxr_keyword">return</strong> in.readLong();
<a name="163" href="#163">163</a>     }
<a name="164" href="#164">164</a> 
<a name="165" href="#165">165</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">short</strong> readShort() <strong class="jxr_keyword">throws</strong> IOException {
<a name="166" href="#166">166</a>         <strong class="jxr_keyword">return</strong> in.readShort();
<a name="167" href="#167">167</a>     }
<a name="168" href="#168">168</a> 
<a name="169" href="#169">169</a>     <strong class="jxr_keyword">public</strong> String readUTF() <strong class="jxr_keyword">throws</strong> IOException {
<a name="170" href="#170">170</a>         <strong class="jxr_keyword">return</strong> in.readUTF();
<a name="171" href="#171">171</a>     }
<a name="172" href="#172">172</a> 
<a name="173" href="#173">173</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">int</strong> readUnsignedByte() <strong class="jxr_keyword">throws</strong> IOException {
<a name="174" href="#174">174</a>         <strong class="jxr_keyword">return</strong> in.readUnsignedByte();
<a name="175" href="#175">175</a>     }
<a name="176" href="#176">176</a> 
<a name="177" href="#177">177</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">int</strong> readUnsignedShort() <strong class="jxr_keyword">throws</strong> IOException {
<a name="178" href="#178">178</a>         <strong class="jxr_keyword">return</strong> in.readUnsignedShort();
<a name="179" href="#179">179</a>     }
<a name="180" href="#180">180</a> 
<a name="181" href="#181">181</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">int</strong> skipBytes(<strong class="jxr_keyword">int</strong> n) <strong class="jxr_keyword">throws</strong> IOException {
<a name="182" href="#182">182</a>         <strong class="jxr_keyword">return</strong> in.skipBytes(n);
<a name="183" href="#183">183</a>     }
<a name="184" href="#184">184</a> }
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