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author | upstream source tree <ports@midipix.org> | 2015-03-15 20:14:05 -0400 |
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committer | upstream source tree <ports@midipix.org> | 2015-03-15 20:14:05 -0400 |
commit | 554fd8c5195424bdbcabf5de30fdc183aba391bd (patch) | |
tree | 976dc5ab7fddf506dadce60ae936f43f58787092 /libjava/classpath/javax/rmi/ssl/SslRMIClientSocketFactory.java | |
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Diffstat (limited to 'libjava/classpath/javax/rmi/ssl/SslRMIClientSocketFactory.java')
-rw-r--r-- | libjava/classpath/javax/rmi/ssl/SslRMIClientSocketFactory.java | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/libjava/classpath/javax/rmi/ssl/SslRMIClientSocketFactory.java b/libjava/classpath/javax/rmi/ssl/SslRMIClientSocketFactory.java new file mode 100644 index 000000000..122264514 --- /dev/null +++ b/libjava/classpath/javax/rmi/ssl/SslRMIClientSocketFactory.java @@ -0,0 +1,168 @@ +/* SslRMIClientSocketFactory.java -- + Copyright (C) 2006 Free Software Foundation + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + +package javax.rmi.ssl; + +import java.io.IOException; +import java.io.Serializable; + +import java.util.StringTokenizer; +import javax.net.ssl.SSLSocketFactory; +import javax.net.ssl.SSLSocket; +import java.net.Socket; +import java.rmi.server.RMIClientSocketFactory; + +/** + * SslRMIClientSocketFactory + * + * This class implements an RMIClientSocketFactory for SSL sockets. + * it uses the default SSLClientSocketFactory. + * + * This class can optionally use the following system properties, if set: + * <code>javax.rmi.ssl.client.enabledCipherSuites</code> + * <code>javax.rmi.ssl.client.enabledProtocols</code> + * + * These properties will specify a list of SSL/TLS cipher suites and protocols, + * respectively, to enable on the created sockets. + * + * Both properties should consist of a comma-separated list. + * + * @author Sven de Marothy + * @since 1.5 + */ +public class SslRMIClientSocketFactory + implements RMIClientSocketFactory, Serializable +{ + + /** + * Compatible with JDK 1.5 + */ + private static final long serialVersionUID = -8310631444933958385L; + + private String[] enabledCipherSuites, enabledProtocols; + + /** + * The SSL Socket factory. + */ + private static SSLSocketFactory socketFactory = + (SSLSocketFactory)SSLSocketFactory.getDefault(); + + /** + * Creates a new SslRMIClientSocketFactory + */ + public SslRMIClientSocketFactory() + { + enabledCipherSuites = getProp("javax.rmi.ssl.client.enabledCipherSuites"); + enabledProtocols = getProp("javax.rmi.ssl.client.enabledProtocols"); + } + + private String[] getProp(String p) + { + String o; + try + { + o = System.getProperty(p); + } + catch(SecurityException se) + { + return null; + } + + if (o == null) + return null; + StringTokenizer st = new StringTokenizer( o, "," ); + int n = st.countTokens(); + if( n < 1 ) + return null; + String[] strs = new String[ n ]; + for( int i = 0; i < n; i++ ) + strs[i] = st.nextToken().trim(); + + return strs; + } + + /** + * Creates an SSLSocket on a given port + * + * @throws IOException if an error occurs on socket creation. + */ + public Socket createSocket(String host, int port) throws IOException + { + SSLSocket socket = (SSLSocket)socketFactory. + createSocket( host, port ); + if( enabledCipherSuites != null ) + socket.setEnabledCipherSuites( enabledCipherSuites ); + if( enabledProtocols != null ) + socket.setEnabledProtocols( enabledProtocols ); + return socket; + } + + /** + * Compare two SslRMIServerSocketFactor instances + */ + public boolean equals(Object obj) + { + if( !(obj instanceof SslRMIClientSocketFactory) ) + return false; + SslRMIClientSocketFactory s = (SslRMIClientSocketFactory)obj; + + if(!SslRMIServerSocketFactory. + cmpStrArray(enabledCipherSuites, s.enabledCipherSuites)) + return false; + + if(!SslRMIServerSocketFactory. + cmpStrArray(enabledProtocols, s.enabledProtocols)) + return false; + + return true; + } + + /** + * Returns the hash code of this object. + */ + public int hashCode() + { + int hash = 0; + if( enabledCipherSuites != null ) + for(int i = 0; i < enabledCipherSuites.length; i++ ) + hash = hash ^ enabledCipherSuites[i].hashCode(); + if( enabledProtocols != null ) + for(int i = 0; i < enabledProtocols.length; i++ ) + hash = hash ^ enabledProtocols[i].hashCode(); + return hash; + } +} |