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package org.mule.security; |
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import org.mule.api.EncryptionStrategy; |
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import org.mule.api.lifecycle.InitialisationException; |
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import org.mule.api.lifecycle.LifecycleTransitionResult; |
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import org.mule.api.security.Authentication; |
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import org.mule.api.security.SecurityContext; |
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import org.mule.api.security.SecurityException; |
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import org.mule.api.security.SecurityManager; |
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import org.mule.api.security.SecurityProvider; |
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import org.mule.api.security.SecurityProviderNotFoundException; |
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import org.mule.api.security.UnknownAuthenticationTypeException; |
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import java.util.ArrayList; |
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import java.util.Collection; |
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import java.util.Collections; |
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import java.util.Iterator; |
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import java.util.LinkedList; |
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import java.util.List; |
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import java.util.Map; |
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import edu.emory.mathcs.backport.java.util.concurrent.ConcurrentHashMap; |
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import org.apache.commons.logging.Log; |
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import org.apache.commons.logging.LogFactory; |
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public class MuleSecurityManager implements SecurityManager |
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{ |
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48 | 2 | protected static final Log logger = LogFactory.getLog(MuleSecurityManager.class); |
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50 | 1146 | private Map providers = new ConcurrentHashMap(); |
51 | 1146 | private Map cryptoStrategies = new ConcurrentHashMap(); |
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public MuleSecurityManager() |
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{ |
55 | 1146 | super(); |
56 | 1146 | } |
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public void initialise() throws InitialisationException |
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{ |
60 | 1146 | List all = new LinkedList(providers.values()); |
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62 | 1146 | all.addAll(cryptoStrategies.values()); |
63 | 1146 | LifecycleTransitionResult.initialiseAll(all.iterator()); |
64 | 1146 | } |
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public Authentication authenticate(Authentication authentication) |
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throws SecurityException, SecurityProviderNotFoundException |
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{ |
69 | 0 | Iterator iter = providers.values().iterator(); |
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71 | 0 | Class toTest = authentication.getClass(); |
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73 | 0 | while (iter.hasNext()) |
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{ |
75 | 0 | SecurityProvider provider = (SecurityProvider) iter.next(); |
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77 | 0 | if (provider.supports(toTest)) |
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{ |
79 | 0 | if (logger.isDebugEnabled()) |
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{ |
81 | 0 | logger.debug("Authentication attempt using " + provider.getClass().getName()); |
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} |
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84 | 0 | Authentication result = provider.authenticate(authentication); |
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86 | 0 | if (result != null) |
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{ |
88 | 0 | return result; |
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} |
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} |
91 | 0 | } |
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93 | 0 | throw new SecurityProviderNotFoundException(toTest.getName()); |
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} |
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public void addProvider(SecurityProvider provider) |
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{ |
98 | 0 | if (getProvider(provider.getName()) != null) |
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{ |
100 | 0 | throw new IllegalArgumentException("Provider already registered: " + provider.getName()); |
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} |
102 | 0 | providers.put(provider.getName(), provider); |
103 | 0 | } |
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public SecurityProvider getProvider(String name) |
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{ |
107 | 0 | if (name == null) |
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{ |
109 | 0 | throw new IllegalArgumentException("provider Name cannot be null"); |
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} |
111 | 0 | return (SecurityProvider) providers.get(name); |
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} |
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public SecurityProvider removeProvider(String name) |
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{ |
116 | 0 | return (SecurityProvider) providers.remove(name); |
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} |
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public Collection getProviders() |
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{ |
121 | 0 | return Collections.unmodifiableCollection(new ArrayList(providers.values())); |
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} |
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public void setProviders(Collection providers) |
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{ |
126 | 0 | for (Iterator iterator = providers.iterator(); iterator.hasNext();) |
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{ |
128 | 0 | SecurityProvider provider = (SecurityProvider) iterator.next(); |
129 | 0 | addProvider(provider); |
130 | 0 | } |
131 | 0 | } |
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public SecurityContext createSecurityContext(Authentication authentication) |
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throws UnknownAuthenticationTypeException |
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{ |
136 | 0 | Iterator iter = providers.values().iterator(); |
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138 | 0 | Class toTest = authentication.getClass(); |
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140 | 0 | while (iter.hasNext()) |
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{ |
142 | 0 | SecurityProvider provider = (SecurityProvider) iter.next(); |
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144 | 0 | if (provider.supports(toTest)) |
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{ |
146 | 0 | return provider.createSecurityContext(authentication); |
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} |
148 | 0 | } |
149 | 0 | throw new UnknownAuthenticationTypeException(authentication); |
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} |
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public EncryptionStrategy getEncryptionStrategy(String name) |
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{ |
154 | 0 | return (EncryptionStrategy) cryptoStrategies.get(name); |
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} |
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public void addEncryptionStrategy(EncryptionStrategy strategy) |
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{ |
159 | 0 | cryptoStrategies.put(strategy.getName(), strategy); |
160 | 0 | } |
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public EncryptionStrategy removeEncryptionStrategy(String name) |
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{ |
164 | 0 | return (EncryptionStrategy) cryptoStrategies.remove(name); |
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} |
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public Collection getEncryptionStrategies() |
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{ |
170 | 0 | return Collections.unmodifiableCollection(new ArrayList(cryptoStrategies.values())); |
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} |
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public void setEncryptionStrategies(Collection strategies) |
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{ |
175 | 0 | for (Iterator iterator = strategies.iterator(); iterator.hasNext();) |
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{ |
177 | 0 | EncryptionStrategy strategy = (EncryptionStrategy) iterator.next(); |
178 | 0 | addEncryptionStrategy(strategy); |
179 | 0 | } |
180 | 0 | } |
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} |