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91 | org.apache.hadoop.net</FONT> |
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92 | <BR> |
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93 | Class NetUtils</H2> |
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94 | <PRE> |
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95 | <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</A> |
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97 | </PRE> |
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99 | <DL> |
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100 | <DT><PRE>public class <B>NetUtils</B><DT>extends <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A></DL> |
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101 | </PRE> |
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114 | <B>Constructor Summary</B></FONT></TH> |
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115 | </TR> |
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116 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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117 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/net/NetUtils.html#NetUtils()">NetUtils</A></B>()</CODE> |
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118 | |
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119 | <BR> |
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120 | </TD> |
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130 | <B>Method Summary</B></FONT></TH> |
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131 | </TR> |
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132 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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133 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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134 | <CODE>static void</CODE></FONT></TD> |
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135 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/net/NetUtils.html#addStaticResolution(java.lang.String, java.lang.String)">addStaticResolution</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> host, |
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136 | <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> resolvedName)</CODE> |
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137 | |
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138 | <BR> |
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139 | Adds a static resolution for host.</TD> |
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140 | </TR> |
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141 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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142 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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143 | <CODE>static void</CODE></FONT></TD> |
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144 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/net/NetUtils.html#connect(java.net.Socket, java.net.SocketAddress, int)">connect</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/net/Socket.html?is-external=true" title="class or interface in java.net">Socket</A> socket, |
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145 | <A HREF="http://java.sun.com/javase/6/docs/api/java/net/SocketAddress.html?is-external=true" title="class or interface in java.net">SocketAddress</A> endpoint, |
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146 | int timeout)</CODE> |
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147 | |
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148 | <BR> |
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149 | This is a drop-in replacement for |
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150 | <A HREF="http://java.sun.com/javase/6/docs/api/java/net/Socket.html?is-external=true#connect(java.net.SocketAddress, int)" title="class or interface in java.net"><CODE>Socket.connect(SocketAddress, int)</CODE></A>.</TD> |
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151 | </TR> |
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152 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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153 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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154 | <CODE>static <A HREF="http://java.sun.com/javase/6/docs/api/java/net/InetSocketAddress.html?is-external=true" title="class or interface in java.net">InetSocketAddress</A></CODE></FONT></TD> |
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155 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/net/NetUtils.html#createSocketAddr(java.lang.String)">createSocketAddr</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> target)</CODE> |
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156 | |
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157 | <BR> |
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158 | Util method to build socket addr from either: |
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159 | <host>:<post> |
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160 | <fs>://<host>:<port>/<path></TD> |
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161 | </TR> |
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162 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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163 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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164 | <CODE>static <A HREF="http://java.sun.com/javase/6/docs/api/java/net/InetSocketAddress.html?is-external=true" title="class or interface in java.net">InetSocketAddress</A></CODE></FONT></TD> |
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165 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/net/NetUtils.html#createSocketAddr(java.lang.String, int)">createSocketAddr</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> target, |
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166 | int defaultPort)</CODE> |
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167 | |
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168 | <BR> |
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169 | Util method to build socket addr from either: |
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170 | <host> |
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171 | <host>:<post> |
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172 | <fs>://<host>:<port>/<path></TD> |
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173 | </TR> |
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174 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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175 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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176 | <CODE>static <A HREF="http://java.sun.com/javase/6/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</A><<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>[]></CODE></FONT></TD> |
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177 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/net/NetUtils.html#getAllStaticResolutions()">getAllStaticResolutions</A></B>()</CODE> |
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178 | |
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179 | <BR> |
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180 | This is used to get all the resolutions that were added using |
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181 | <A HREF="../../../../org/apache/hadoop/net/NetUtils.html#addStaticResolution(java.lang.String, java.lang.String)"><CODE>addStaticResolution(String, String)</CODE></A>.</TD> |
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182 | </TR> |
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183 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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184 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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185 | <CODE>static <A HREF="http://java.sun.com/javase/6/docs/api/java/net/InetSocketAddress.html?is-external=true" title="class or interface in java.net">InetSocketAddress</A></CODE></FONT></TD> |
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186 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/net/NetUtils.html#getConnectAddress(org.apache.hadoop.ipc.Server)">getConnectAddress</A></B>(<A HREF="../../../../org/apache/hadoop/ipc/Server.html" title="class in org.apache.hadoop.ipc">Server</A> server)</CODE> |
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187 | |
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188 | <BR> |
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189 | Returns InetSocketAddress that a client can use to |
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190 | connect to the server.</TD> |
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191 | </TR> |
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192 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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193 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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194 | <CODE>static <A HREF="http://java.sun.com/javase/6/docs/api/javax/net/SocketFactory.html?is-external=true" title="class or interface in javax.net">SocketFactory</A></CODE></FONT></TD> |
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195 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/net/NetUtils.html#getDefaultSocketFactory(org.apache.hadoop.conf.Configuration)">getDefaultSocketFactory</A></B>(<A HREF="../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A> conf)</CODE> |
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196 | |
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197 | <BR> |
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198 | Get the default socket factory as specified by the configuration |
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199 | parameter <tt>hadoop.rpc.socket.factory.default</tt></TD> |
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200 | </TR> |
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201 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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202 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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203 | <CODE>static <A HREF="http://java.sun.com/javase/6/docs/api/java/io/InputStream.html?is-external=true" title="class or interface in java.io">InputStream</A></CODE></FONT></TD> |
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204 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/net/NetUtils.html#getInputStream(java.net.Socket)">getInputStream</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/net/Socket.html?is-external=true" title="class or interface in java.net">Socket</A> socket)</CODE> |
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205 | |
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206 | <BR> |
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207 | Same as getInputStream(socket, socket.getSoTimeout()).<br><br> |
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208 | |
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209 | From documentation for <A HREF="../../../../org/apache/hadoop/net/NetUtils.html#getInputStream(java.net.Socket, long)"><CODE>getInputStream(Socket, long)</CODE></A>:<br> |
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210 | Returns InputStream for the socket.</TD> |
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211 | </TR> |
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212 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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213 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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214 | <CODE>static <A HREF="http://java.sun.com/javase/6/docs/api/java/io/InputStream.html?is-external=true" title="class or interface in java.io">InputStream</A></CODE></FONT></TD> |
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215 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/net/NetUtils.html#getInputStream(java.net.Socket, long)">getInputStream</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/net/Socket.html?is-external=true" title="class or interface in java.net">Socket</A> socket, |
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216 | long timeout)</CODE> |
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217 | |
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218 | <BR> |
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219 | Returns InputStream for the socket.</TD> |
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220 | </TR> |
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221 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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222 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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223 | <CODE>static <A HREF="http://java.sun.com/javase/6/docs/api/java/io/OutputStream.html?is-external=true" title="class or interface in java.io">OutputStream</A></CODE></FONT></TD> |
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224 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/net/NetUtils.html#getOutputStream(java.net.Socket)">getOutputStream</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/net/Socket.html?is-external=true" title="class or interface in java.net">Socket</A> socket)</CODE> |
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225 | |
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226 | <BR> |
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227 | Same as getOutputStream(socket, 0).</TD> |
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228 | </TR> |
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229 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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230 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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231 | <CODE>static <A HREF="http://java.sun.com/javase/6/docs/api/java/io/OutputStream.html?is-external=true" title="class or interface in java.io">OutputStream</A></CODE></FONT></TD> |
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232 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/net/NetUtils.html#getOutputStream(java.net.Socket, long)">getOutputStream</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/net/Socket.html?is-external=true" title="class or interface in java.net">Socket</A> socket, |
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233 | long timeout)</CODE> |
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234 | |
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235 | <BR> |
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236 | Returns OutputStream for the socket.</TD> |
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237 | </TR> |
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238 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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239 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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240 | <CODE>static <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A></CODE></FONT></TD> |
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241 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/net/NetUtils.html#getServerAddress(org.apache.hadoop.conf.Configuration, java.lang.String, java.lang.String, java.lang.String)">getServerAddress</A></B>(<A HREF="../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A> conf, |
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242 | <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> oldBindAddressName, |
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243 | <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> oldPortName, |
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244 | <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> newBindAddressName)</CODE> |
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245 | |
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246 | <BR> |
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247 | <B>Deprecated.</B> </TD> |
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248 | </TR> |
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249 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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250 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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251 | <CODE>static <A HREF="http://java.sun.com/javase/6/docs/api/javax/net/SocketFactory.html?is-external=true" title="class or interface in javax.net">SocketFactory</A></CODE></FONT></TD> |
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252 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/net/NetUtils.html#getSocketFactory(org.apache.hadoop.conf.Configuration, java.lang.Class)">getSocketFactory</A></B>(<A HREF="../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A> conf, |
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253 | <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A><?> clazz)</CODE> |
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254 | |
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255 | <BR> |
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256 | Get the socket factory for the given class according to its |
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257 | configuration parameter |
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258 | <tt>hadoop.rpc.socket.factory.class.<ClassName></tt>.</TD> |
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259 | </TR> |
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260 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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261 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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262 | <CODE>static <A HREF="http://java.sun.com/javase/6/docs/api/javax/net/SocketFactory.html?is-external=true" title="class or interface in javax.net">SocketFactory</A></CODE></FONT></TD> |
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263 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/net/NetUtils.html#getSocketFactoryFromProperty(org.apache.hadoop.conf.Configuration, java.lang.String)">getSocketFactoryFromProperty</A></B>(<A HREF="../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A> conf, |
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264 | <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> propValue)</CODE> |
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265 | |
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266 | <BR> |
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267 | Get the socket factory corresponding to the given proxy URI.</TD> |
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268 | </TR> |
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269 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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270 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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271 | <CODE>static <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A></CODE></FONT></TD> |
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272 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/net/NetUtils.html#getStaticResolution(java.lang.String)">getStaticResolution</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> host)</CODE> |
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273 | |
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274 | <BR> |
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275 | Retrieves the resolved name for the passed host.</TD> |
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276 | </TR> |
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277 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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278 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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279 | <CODE>static <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A></CODE></FONT></TD> |
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280 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/net/NetUtils.html#normalizeHostName(java.lang.String)">normalizeHostName</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> name)</CODE> |
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281 | |
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282 | <BR> |
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283 | Given a string representation of a host, return its ip address |
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284 | in textual presentation.</TD> |
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285 | </TR> |
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286 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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287 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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288 | <CODE>static <A HREF="http://java.sun.com/javase/6/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</A><<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>></CODE></FONT></TD> |
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289 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/net/NetUtils.html#normalizeHostNames(java.util.Collection)">normalizeHostNames</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</A><<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>> names)</CODE> |
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290 | |
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291 | <BR> |
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292 | Given a collection of string representation of hosts, return a list of |
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293 | corresponding IP addresses in the textual representation.</TD> |
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294 | </TR> |
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295 | </TABLE> |
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296 | <A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A> |
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297 | <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
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298 | <TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"> |
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299 | <TH ALIGN="left"><B>Methods inherited from class java.lang.<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A></B></TH> |
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300 | </TR> |
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301 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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302 | <TD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang">clone</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang">equals</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang">finalize</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang">getClass</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang">hashCode</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang">notify</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang">notifyAll</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang">toString</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang">wait</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang">wait</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait(long, int)" title="class or interface in java.lang">wait</A></CODE></TD> |
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303 | </TR> |
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304 | </TABLE> |
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305 | |
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306 | <P> |
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307 | |
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308 | <!-- ========= CONSTRUCTOR DETAIL ======== --> |
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309 | |
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310 | <A NAME="constructor_detail"><!-- --></A> |
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311 | <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
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312 | <TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> |
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313 | <TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2"> |
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314 | <B>Constructor Detail</B></FONT></TH> |
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315 | </TR> |
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316 | </TABLE> |
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317 | |
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318 | <A NAME="NetUtils()"><!-- --></A><H3> |
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319 | NetUtils</H3> |
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320 | <PRE> |
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321 | public <B>NetUtils</B>()</PRE> |
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322 | <DL> |
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323 | </DL> |
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324 | |
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325 | <!-- ============ METHOD DETAIL ========== --> |
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326 | |
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327 | <A NAME="method_detail"><!-- --></A> |
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328 | <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
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329 | <TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> |
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330 | <TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2"> |
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331 | <B>Method Detail</B></FONT></TH> |
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332 | </TR> |
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333 | </TABLE> |
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334 | |
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335 | <A NAME="getSocketFactory(org.apache.hadoop.conf.Configuration, java.lang.Class)"><!-- --></A><H3> |
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336 | getSocketFactory</H3> |
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337 | <PRE> |
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338 | public static <A HREF="http://java.sun.com/javase/6/docs/api/javax/net/SocketFactory.html?is-external=true" title="class or interface in javax.net">SocketFactory</A> <B>getSocketFactory</B>(<A HREF="../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A> conf, |
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339 | <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A><?> clazz)</PRE> |
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340 | <DL> |
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341 | <DD>Get the socket factory for the given class according to its |
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342 | configuration parameter |
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343 | <tt>hadoop.rpc.socket.factory.class.<ClassName></tt>. When no |
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344 | such parameter exists then fall back on the default socket factory as |
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345 | configured by <tt>hadoop.rpc.socket.factory.class.default</tt>. If |
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346 | this default socket factory is not configured, then fall back on the JVM |
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347 | default socket factory. |
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348 | <P> |
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349 | <DD><DL> |
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350 | <DT><B>Parameters:</B><DD><CODE>conf</CODE> - the configuration<DD><CODE>clazz</CODE> - the class (usually a <A HREF="../../../../org/apache/hadoop/ipc/VersionedProtocol.html" title="interface in org.apache.hadoop.ipc"><CODE>VersionedProtocol</CODE></A>) |
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351 | <DT><B>Returns:</B><DD>a socket factory</DL> |
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352 | </DD> |
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353 | </DL> |
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354 | <HR> |
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355 | |
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356 | <A NAME="getDefaultSocketFactory(org.apache.hadoop.conf.Configuration)"><!-- --></A><H3> |
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357 | getDefaultSocketFactory</H3> |
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358 | <PRE> |
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359 | public static <A HREF="http://java.sun.com/javase/6/docs/api/javax/net/SocketFactory.html?is-external=true" title="class or interface in javax.net">SocketFactory</A> <B>getDefaultSocketFactory</B>(<A HREF="../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A> conf)</PRE> |
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360 | <DL> |
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361 | <DD>Get the default socket factory as specified by the configuration |
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362 | parameter <tt>hadoop.rpc.socket.factory.default</tt> |
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363 | <P> |
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364 | <DD><DL> |
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365 | <DT><B>Parameters:</B><DD><CODE>conf</CODE> - the configuration |
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366 | <DT><B>Returns:</B><DD>the default socket factory as specified in the configuration or |
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367 | the JVM default socket factory if the configuration does not |
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368 | contain a default socket factory property.</DL> |
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369 | </DD> |
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370 | </DL> |
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371 | <HR> |
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372 | |
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373 | <A NAME="getSocketFactoryFromProperty(org.apache.hadoop.conf.Configuration, java.lang.String)"><!-- --></A><H3> |
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374 | getSocketFactoryFromProperty</H3> |
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375 | <PRE> |
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376 | public static <A HREF="http://java.sun.com/javase/6/docs/api/javax/net/SocketFactory.html?is-external=true" title="class or interface in javax.net">SocketFactory</A> <B>getSocketFactoryFromProperty</B>(<A HREF="../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A> conf, |
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377 | <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> propValue)</PRE> |
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378 | <DL> |
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379 | <DD>Get the socket factory corresponding to the given proxy URI. If the |
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380 | given proxy URI corresponds to an absence of configuration parameter, |
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381 | returns null. If the URI is malformed raises an exception. |
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382 | <P> |
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383 | <DD><DL> |
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384 | <DT><B>Parameters:</B><DD><CODE>propValue</CODE> - the property which is the class name of the |
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385 | SocketFactory to instantiate; assumed non null and non empty. |
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386 | <DT><B>Returns:</B><DD>a socket factory as defined in the property value.</DL> |
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387 | </DD> |
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388 | </DL> |
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389 | <HR> |
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390 | |
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391 | <A NAME="createSocketAddr(java.lang.String)"><!-- --></A><H3> |
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392 | createSocketAddr</H3> |
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393 | <PRE> |
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394 | public static <A HREF="http://java.sun.com/javase/6/docs/api/java/net/InetSocketAddress.html?is-external=true" title="class or interface in java.net">InetSocketAddress</A> <B>createSocketAddr</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> target)</PRE> |
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395 | <DL> |
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396 | <DD>Util method to build socket addr from either: |
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397 | <host>:<post> |
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398 | <fs>://<host>:<port>/<path> |
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399 | <P> |
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400 | <DD><DL> |
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401 | </DL> |
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402 | </DD> |
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403 | </DL> |
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404 | <HR> |
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405 | |
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406 | <A NAME="createSocketAddr(java.lang.String, int)"><!-- --></A><H3> |
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407 | createSocketAddr</H3> |
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408 | <PRE> |
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409 | public static <A HREF="http://java.sun.com/javase/6/docs/api/java/net/InetSocketAddress.html?is-external=true" title="class or interface in java.net">InetSocketAddress</A> <B>createSocketAddr</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> target, |
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410 | int defaultPort)</PRE> |
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411 | <DL> |
---|
412 | <DD>Util method to build socket addr from either: |
---|
413 | <host> |
---|
414 | <host>:<post> |
---|
415 | <fs>://<host>:<port>/<path> |
---|
416 | <P> |
---|
417 | <DD><DL> |
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418 | </DL> |
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419 | </DD> |
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420 | </DL> |
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421 | <HR> |
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422 | |
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423 | <A NAME="getServerAddress(org.apache.hadoop.conf.Configuration, java.lang.String, java.lang.String, java.lang.String)"><!-- --></A><H3> |
---|
424 | getServerAddress</H3> |
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425 | <PRE> |
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426 | <FONT SIZE="-1"><A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Deprecated.html?is-external=true" title="class or interface in java.lang">@Deprecated</A> |
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427 | </FONT>public static <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> <B>getServerAddress</B>(<A HREF="../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A> conf, |
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428 | <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> oldBindAddressName, |
---|
429 | <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> oldPortName, |
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430 | <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> newBindAddressName)</PRE> |
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431 | <DL> |
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432 | <DD><B>Deprecated.</B> |
---|
433 | <P> |
---|
434 | <DD>Handle the transition from pairs of attributes specifying a host and port |
---|
435 | to a single colon separated one. |
---|
436 | <P> |
---|
437 | <DD><DL> |
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438 | <DT><B>Parameters:</B><DD><CODE>conf</CODE> - the configuration to check<DD><CODE>oldBindAddressName</CODE> - the old address attribute name<DD><CODE>oldPortName</CODE> - the old port attribute name<DD><CODE>newBindAddressName</CODE> - the new combined name |
---|
439 | <DT><B>Returns:</B><DD>the complete address from the configuration</DL> |
---|
440 | </DD> |
---|
441 | </DL> |
---|
442 | <HR> |
---|
443 | |
---|
444 | <A NAME="addStaticResolution(java.lang.String, java.lang.String)"><!-- --></A><H3> |
---|
445 | addStaticResolution</H3> |
---|
446 | <PRE> |
---|
447 | public static void <B>addStaticResolution</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> host, |
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448 | <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> resolvedName)</PRE> |
---|
449 | <DL> |
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450 | <DD>Adds a static resolution for host. This can be used for setting up |
---|
451 | hostnames with names that are fake to point to a well known host. For e.g. |
---|
452 | in some testcases we require to have daemons with different hostnames |
---|
453 | running on the same machine. In order to create connections to these |
---|
454 | daemons, one can set up mappings from those hostnames to "localhost". |
---|
455 | <A HREF="../../../../org/apache/hadoop/net/NetUtils.html#getStaticResolution(java.lang.String)"><CODE>getStaticResolution(String)</CODE></A> can be used to query for |
---|
456 | the actual hostname. |
---|
457 | <P> |
---|
458 | <DD><DL> |
---|
459 | <DT><B>Parameters:</B><DD><CODE>host</CODE> - <DD><CODE>resolvedName</CODE> - </DL> |
---|
460 | </DD> |
---|
461 | </DL> |
---|
462 | <HR> |
---|
463 | |
---|
464 | <A NAME="getStaticResolution(java.lang.String)"><!-- --></A><H3> |
---|
465 | getStaticResolution</H3> |
---|
466 | <PRE> |
---|
467 | public static <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> <B>getStaticResolution</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> host)</PRE> |
---|
468 | <DL> |
---|
469 | <DD>Retrieves the resolved name for the passed host. The resolved name must |
---|
470 | have been set earlier using |
---|
471 | <A HREF="../../../../org/apache/hadoop/net/NetUtils.html#addStaticResolution(java.lang.String, java.lang.String)"><CODE>addStaticResolution(String, String)</CODE></A> |
---|
472 | <P> |
---|
473 | <DD><DL> |
---|
474 | <DT><B>Parameters:</B><DD><CODE>host</CODE> - |
---|
475 | <DT><B>Returns:</B><DD>the resolution</DL> |
---|
476 | </DD> |
---|
477 | </DL> |
---|
478 | <HR> |
---|
479 | |
---|
480 | <A NAME="getAllStaticResolutions()"><!-- --></A><H3> |
---|
481 | getAllStaticResolutions</H3> |
---|
482 | <PRE> |
---|
483 | public static <A HREF="http://java.sun.com/javase/6/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</A><<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>[]> <B>getAllStaticResolutions</B>()</PRE> |
---|
484 | <DL> |
---|
485 | <DD>This is used to get all the resolutions that were added using |
---|
486 | <A HREF="../../../../org/apache/hadoop/net/NetUtils.html#addStaticResolution(java.lang.String, java.lang.String)"><CODE>addStaticResolution(String, String)</CODE></A>. The return |
---|
487 | value is a List each element of which contains an array of String |
---|
488 | of the form String[0]=hostname, String[1]=resolved-hostname |
---|
489 | <P> |
---|
490 | <DD><DL> |
---|
491 | |
---|
492 | <DT><B>Returns:</B><DD>the list of resolutions</DL> |
---|
493 | </DD> |
---|
494 | </DL> |
---|
495 | <HR> |
---|
496 | |
---|
497 | <A NAME="getConnectAddress(org.apache.hadoop.ipc.Server)"><!-- --></A><H3> |
---|
498 | getConnectAddress</H3> |
---|
499 | <PRE> |
---|
500 | public static <A HREF="http://java.sun.com/javase/6/docs/api/java/net/InetSocketAddress.html?is-external=true" title="class or interface in java.net">InetSocketAddress</A> <B>getConnectAddress</B>(<A HREF="../../../../org/apache/hadoop/ipc/Server.html" title="class in org.apache.hadoop.ipc">Server</A> server)</PRE> |
---|
501 | <DL> |
---|
502 | <DD>Returns InetSocketAddress that a client can use to |
---|
503 | connect to the server. Server.getListenerAddress() is not correct when |
---|
504 | the server binds to "0.0.0.0". This returns "127.0.0.1:port" when |
---|
505 | the getListenerAddress() returns "0.0.0.0:port". |
---|
506 | <P> |
---|
507 | <DD><DL> |
---|
508 | <DT><B>Parameters:</B><DD><CODE>server</CODE> - |
---|
509 | <DT><B>Returns:</B><DD>socket address that a client can use to connect to the server.</DL> |
---|
510 | </DD> |
---|
511 | </DL> |
---|
512 | <HR> |
---|
513 | |
---|
514 | <A NAME="getInputStream(java.net.Socket)"><!-- --></A><H3> |
---|
515 | getInputStream</H3> |
---|
516 | <PRE> |
---|
517 | public static <A HREF="http://java.sun.com/javase/6/docs/api/java/io/InputStream.html?is-external=true" title="class or interface in java.io">InputStream</A> <B>getInputStream</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/net/Socket.html?is-external=true" title="class or interface in java.net">Socket</A> socket) |
---|
518 | throws <A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></PRE> |
---|
519 | <DL> |
---|
520 | <DD>Same as getInputStream(socket, socket.getSoTimeout()).<br><br> |
---|
521 | |
---|
522 | From documentation for <A HREF="../../../../org/apache/hadoop/net/NetUtils.html#getInputStream(java.net.Socket, long)"><CODE>getInputStream(Socket, long)</CODE></A>:<br> |
---|
523 | Returns InputStream for the socket. If the socket has an associated |
---|
524 | SocketChannel then it returns a |
---|
525 | <A HREF="../../../../org/apache/hadoop/net/SocketInputStream.html" title="class in org.apache.hadoop.net"><CODE>SocketInputStream</CODE></A> with the given timeout. If the socket does not |
---|
526 | have a channel, <A HREF="http://java.sun.com/javase/6/docs/api/java/net/Socket.html?is-external=true#getInputStream()" title="class or interface in java.net"><CODE>Socket.getInputStream()</CODE></A> is returned. In the later |
---|
527 | case, the timeout argument is ignored and the timeout set with |
---|
528 | <A HREF="http://java.sun.com/javase/6/docs/api/java/net/Socket.html?is-external=true#setSoTimeout(int)" title="class or interface in java.net"><CODE>Socket.setSoTimeout(int)</CODE></A> applies for reads.<br><br> |
---|
529 | |
---|
530 | Any socket created using socket factories returned by <A HREF="../../../../org/apache/hadoop/net/NetUtils.html#NetUtils()"><CODE>NetUtils()</CODE></A>, |
---|
531 | must use this interface instead of <A HREF="http://java.sun.com/javase/6/docs/api/java/net/Socket.html?is-external=true#getInputStream()" title="class or interface in java.net"><CODE>Socket.getInputStream()</CODE></A>. |
---|
532 | <P> |
---|
533 | <DD><DL> |
---|
534 | <DT><B>Parameters:</B><DD><CODE>socket</CODE> - |
---|
535 | <DT><B>Returns:</B><DD>InputStream for reading from the socket. |
---|
536 | <DT><B>Throws:</B> |
---|
537 | <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE><DT><B>See Also:</B><DD><A HREF="../../../../org/apache/hadoop/net/NetUtils.html#getInputStream(java.net.Socket, long)"><CODE>getInputStream(Socket, long)</CODE></A></DL> |
---|
538 | </DD> |
---|
539 | </DL> |
---|
540 | <HR> |
---|
541 | |
---|
542 | <A NAME="getInputStream(java.net.Socket, long)"><!-- --></A><H3> |
---|
543 | getInputStream</H3> |
---|
544 | <PRE> |
---|
545 | public static <A HREF="http://java.sun.com/javase/6/docs/api/java/io/InputStream.html?is-external=true" title="class or interface in java.io">InputStream</A> <B>getInputStream</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/net/Socket.html?is-external=true" title="class or interface in java.net">Socket</A> socket, |
---|
546 | long timeout) |
---|
547 | throws <A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></PRE> |
---|
548 | <DL> |
---|
549 | <DD>Returns InputStream for the socket. If the socket has an associated |
---|
550 | SocketChannel then it returns a |
---|
551 | <A HREF="../../../../org/apache/hadoop/net/SocketInputStream.html" title="class in org.apache.hadoop.net"><CODE>SocketInputStream</CODE></A> with the given timeout. If the socket does not |
---|
552 | have a channel, <A HREF="http://java.sun.com/javase/6/docs/api/java/net/Socket.html?is-external=true#getInputStream()" title="class or interface in java.net"><CODE>Socket.getInputStream()</CODE></A> is returned. In the later |
---|
553 | case, the timeout argument is ignored and the timeout set with |
---|
554 | <A HREF="http://java.sun.com/javase/6/docs/api/java/net/Socket.html?is-external=true#setSoTimeout(int)" title="class or interface in java.net"><CODE>Socket.setSoTimeout(int)</CODE></A> applies for reads.<br><br> |
---|
555 | |
---|
556 | Any socket created using socket factories returned by <A HREF="../../../../org/apache/hadoop/net/NetUtils.html#NetUtils()"><CODE>NetUtils()</CODE></A>, |
---|
557 | must use this interface instead of <A HREF="http://java.sun.com/javase/6/docs/api/java/net/Socket.html?is-external=true#getInputStream()" title="class or interface in java.net"><CODE>Socket.getInputStream()</CODE></A>. |
---|
558 | <P> |
---|
559 | <DD><DL> |
---|
560 | <DT><B>Parameters:</B><DD><CODE>socket</CODE> - <DD><CODE>timeout</CODE> - timeout in milliseconds. This may not always apply. zero |
---|
561 | for waiting as long as necessary. |
---|
562 | <DT><B>Returns:</B><DD>InputStream for reading from the socket. |
---|
563 | <DT><B>Throws:</B> |
---|
564 | <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE><DT><B>See Also:</B><DD><A HREF="http://java.sun.com/javase/6/docs/api/java/net/Socket.html?is-external=true#getChannel()" title="class or interface in java.net"><CODE>Socket.getChannel()</CODE></A></DL> |
---|
565 | </DD> |
---|
566 | </DL> |
---|
567 | <HR> |
---|
568 | |
---|
569 | <A NAME="getOutputStream(java.net.Socket)"><!-- --></A><H3> |
---|
570 | getOutputStream</H3> |
---|
571 | <PRE> |
---|
572 | public static <A HREF="http://java.sun.com/javase/6/docs/api/java/io/OutputStream.html?is-external=true" title="class or interface in java.io">OutputStream</A> <B>getOutputStream</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/net/Socket.html?is-external=true" title="class or interface in java.net">Socket</A> socket) |
---|
573 | throws <A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></PRE> |
---|
574 | <DL> |
---|
575 | <DD>Same as getOutputStream(socket, 0). Timeout of zero implies write will |
---|
576 | wait until data is available.<br><br> |
---|
577 | |
---|
578 | From documentation for <A HREF="../../../../org/apache/hadoop/net/NetUtils.html#getOutputStream(java.net.Socket, long)"><CODE>getOutputStream(Socket, long)</CODE></A> : <br> |
---|
579 | Returns OutputStream for the socket. If the socket has an associated |
---|
580 | SocketChannel then it returns a |
---|
581 | <A HREF="../../../../org/apache/hadoop/net/SocketOutputStream.html" title="class in org.apache.hadoop.net"><CODE>SocketOutputStream</CODE></A> with the given timeout. If the socket does not |
---|
582 | have a channel, <A HREF="http://java.sun.com/javase/6/docs/api/java/net/Socket.html?is-external=true#getOutputStream()" title="class or interface in java.net"><CODE>Socket.getOutputStream()</CODE></A> is returned. In the later |
---|
583 | case, the timeout argument is ignored and the write will wait until |
---|
584 | data is available.<br><br> |
---|
585 | |
---|
586 | Any socket created using socket factories returned by <A HREF="../../../../org/apache/hadoop/net/NetUtils.html#NetUtils()"><CODE>NetUtils()</CODE></A>, |
---|
587 | must use this interface instead of <A HREF="http://java.sun.com/javase/6/docs/api/java/net/Socket.html?is-external=true#getOutputStream()" title="class or interface in java.net"><CODE>Socket.getOutputStream()</CODE></A>. |
---|
588 | <P> |
---|
589 | <DD><DL> |
---|
590 | <DT><B>Parameters:</B><DD><CODE>socket</CODE> - |
---|
591 | <DT><B>Returns:</B><DD>OutputStream for writing to the socket. |
---|
592 | <DT><B>Throws:</B> |
---|
593 | <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE><DT><B>See Also:</B><DD><A HREF="../../../../org/apache/hadoop/net/NetUtils.html#getOutputStream(java.net.Socket, long)"><CODE>getOutputStream(Socket, long)</CODE></A></DL> |
---|
594 | </DD> |
---|
595 | </DL> |
---|
596 | <HR> |
---|
597 | |
---|
598 | <A NAME="getOutputStream(java.net.Socket, long)"><!-- --></A><H3> |
---|
599 | getOutputStream</H3> |
---|
600 | <PRE> |
---|
601 | public static <A HREF="http://java.sun.com/javase/6/docs/api/java/io/OutputStream.html?is-external=true" title="class or interface in java.io">OutputStream</A> <B>getOutputStream</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/net/Socket.html?is-external=true" title="class or interface in java.net">Socket</A> socket, |
---|
602 | long timeout) |
---|
603 | throws <A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></PRE> |
---|
604 | <DL> |
---|
605 | <DD>Returns OutputStream for the socket. If the socket has an associated |
---|
606 | SocketChannel then it returns a |
---|
607 | <A HREF="../../../../org/apache/hadoop/net/SocketOutputStream.html" title="class in org.apache.hadoop.net"><CODE>SocketOutputStream</CODE></A> with the given timeout. If the socket does not |
---|
608 | have a channel, <A HREF="http://java.sun.com/javase/6/docs/api/java/net/Socket.html?is-external=true#getOutputStream()" title="class or interface in java.net"><CODE>Socket.getOutputStream()</CODE></A> is returned. In the later |
---|
609 | case, the timeout argument is ignored and the write will wait until |
---|
610 | data is available.<br><br> |
---|
611 | |
---|
612 | Any socket created using socket factories returned by <A HREF="../../../../org/apache/hadoop/net/NetUtils.html#NetUtils()"><CODE>NetUtils()</CODE></A>, |
---|
613 | must use this interface instead of <A HREF="http://java.sun.com/javase/6/docs/api/java/net/Socket.html?is-external=true#getOutputStream()" title="class or interface in java.net"><CODE>Socket.getOutputStream()</CODE></A>. |
---|
614 | <P> |
---|
615 | <DD><DL> |
---|
616 | <DT><B>Parameters:</B><DD><CODE>socket</CODE> - <DD><CODE>timeout</CODE> - timeout in milliseconds. This may not always apply. zero |
---|
617 | for waiting as long as necessary. |
---|
618 | <DT><B>Returns:</B><DD>OutputStream for writing to the socket. |
---|
619 | <DT><B>Throws:</B> |
---|
620 | <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE><DT><B>See Also:</B><DD><A HREF="http://java.sun.com/javase/6/docs/api/java/net/Socket.html?is-external=true#getChannel()" title="class or interface in java.net"><CODE>Socket.getChannel()</CODE></A></DL> |
---|
621 | </DD> |
---|
622 | </DL> |
---|
623 | <HR> |
---|
624 | |
---|
625 | <A NAME="connect(java.net.Socket, java.net.SocketAddress, int)"><!-- --></A><H3> |
---|
626 | connect</H3> |
---|
627 | <PRE> |
---|
628 | public static void <B>connect</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/net/Socket.html?is-external=true" title="class or interface in java.net">Socket</A> socket, |
---|
629 | <A HREF="http://java.sun.com/javase/6/docs/api/java/net/SocketAddress.html?is-external=true" title="class or interface in java.net">SocketAddress</A> endpoint, |
---|
630 | int timeout) |
---|
631 | throws <A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></PRE> |
---|
632 | <DL> |
---|
633 | <DD>This is a drop-in replacement for |
---|
634 | <A HREF="http://java.sun.com/javase/6/docs/api/java/net/Socket.html?is-external=true#connect(java.net.SocketAddress, int)" title="class or interface in java.net"><CODE>Socket.connect(SocketAddress, int)</CODE></A>. |
---|
635 | In the case of normal sockets that don't have associated channels, this |
---|
636 | just invokes <code>socket.connect(endpoint, timeout)</code>. If |
---|
637 | <code>socket.getChannel()</code> returns a non-null channel, |
---|
638 | connect is implemented using Hadoop's selectors. This is done mainly |
---|
639 | to avoid Sun's connect implementation from creating thread-local |
---|
640 | selectors, since Hadoop does not have control on when these are closed |
---|
641 | and could end up taking all the available file descriptors. |
---|
642 | <P> |
---|
643 | <DD><DL> |
---|
644 | <DT><B>Parameters:</B><DD><CODE>socket</CODE> - <DD><CODE>endpoint</CODE> - <DD><CODE>timeout</CODE> - - timeout in milliseconds |
---|
645 | <DT><B>Throws:</B> |
---|
646 | <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE><DT><B>See Also:</B><DD><A HREF="http://java.sun.com/javase/6/docs/api/java/net/Socket.html?is-external=true#connect(java.net.SocketAddress, int)" title="class or interface in java.net"><CODE>Socket.connect(java.net.SocketAddress, int)</CODE></A></DL> |
---|
647 | </DD> |
---|
648 | </DL> |
---|
649 | <HR> |
---|
650 | |
---|
651 | <A NAME="normalizeHostName(java.lang.String)"><!-- --></A><H3> |
---|
652 | normalizeHostName</H3> |
---|
653 | <PRE> |
---|
654 | public static <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> <B>normalizeHostName</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> name)</PRE> |
---|
655 | <DL> |
---|
656 | <DD>Given a string representation of a host, return its ip address |
---|
657 | in textual presentation. |
---|
658 | <P> |
---|
659 | <DD><DL> |
---|
660 | <DT><B>Parameters:</B><DD><CODE>name</CODE> - a string representation of a host: |
---|
661 | either a textual representation its IP address or its host name |
---|
662 | <DT><B>Returns:</B><DD>its IP address in the string format</DL> |
---|
663 | </DD> |
---|
664 | </DL> |
---|
665 | <HR> |
---|
666 | |
---|
667 | <A NAME="normalizeHostNames(java.util.Collection)"><!-- --></A><H3> |
---|
668 | normalizeHostNames</H3> |
---|
669 | <PRE> |
---|
670 | public static <A HREF="http://java.sun.com/javase/6/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</A><<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>> <B>normalizeHostNames</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</A><<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>> names)</PRE> |
---|
671 | <DL> |
---|
672 | <DD>Given a collection of string representation of hosts, return a list of |
---|
673 | corresponding IP addresses in the textual representation. |
---|
674 | <P> |
---|
675 | <DD><DL> |
---|
676 | <DT><B>Parameters:</B><DD><CODE>names</CODE> - a collection of string representations of hosts |
---|
677 | <DT><B>Returns:</B><DD>a list of corresponding IP addresses in the string format<DT><B>See Also:</B><DD><A HREF="../../../../org/apache/hadoop/net/NetUtils.html#normalizeHostName(java.lang.String)"><CODE>normalizeHostName(String)</CODE></A></DL> |
---|
678 | </DD> |
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679 | </DL> |
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680 | <!-- ========= END OF CLASS DATA ========= --> |
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