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author | Shuyi Chen <shuyichen@google.com> | 2013-05-22 14:51:55 -0700 |
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committer | Shuyi Chen <shuyichen@google.com> | 2013-05-22 17:19:30 -0700 |
commit | d7955ce24d294fb2014c59d11fca184471056f44 (patch) | |
tree | e260500b0b7639127038495d46a0ad6dcbb6d96c /src/org/apache/harmony/javax/security/auth/login/Configuration.java | |
parent | 8f4ce9ea0de51fee918bffe19c434612d6bbb2d7 (diff) | |
download | smack-d7955ce24d294fb2014c59d11fca184471056f44.tar.gz |
Add android smack source.HEADandroid-wear-5.0.0_r1android-sdk-4.4.2_r1.0.1android-sdk-4.4.2_r1android-l-preview_r2android-cts-5.1_r9android-cts-5.1_r8android-cts-5.1_r7android-cts-5.1_r6android-cts-5.1_r5android-cts-5.1_r4android-cts-5.1_r3android-cts-5.1_r28android-cts-5.1_r27android-cts-5.1_r26android-cts-5.1_r25android-cts-5.1_r24android-cts-5.1_r23android-cts-5.1_r22android-cts-5.1_r21android-cts-5.1_r20android-cts-5.1_r2android-cts-5.1_r19android-cts-5.1_r18android-cts-5.1_r17android-cts-5.1_r16android-cts-5.1_r15android-cts-5.1_r14android-cts-5.1_r13android-cts-5.1_r10android-cts-5.1_r1android-cts-5.0_r9android-cts-5.0_r8android-cts-5.0_r7android-cts-5.0_r6android-cts-5.0_r5android-cts-5.0_r4android-cts-5.0_r3android-cts-4.4_r4android-cts-4.4_r1android-5.1.1_r9android-5.1.1_r8android-5.1.1_r7android-5.1.1_r6android-5.1.1_r5android-5.1.1_r4android-5.1.1_r38android-5.1.1_r37android-5.1.1_r36android-5.1.1_r35android-5.1.1_r34android-5.1.1_r33android-5.1.1_r30android-5.1.1_r3android-5.1.1_r29android-5.1.1_r28android-5.1.1_r26android-5.1.1_r25android-5.1.1_r24android-5.1.1_r23android-5.1.1_r22android-5.1.1_r20android-5.1.1_r2android-5.1.1_r19android-5.1.1_r18android-5.1.1_r17android-5.1.1_r16android-5.1.1_r15android-5.1.1_r14android-5.1.1_r13android-5.1.1_r12android-5.1.1_r10android-5.1.1_r1android-5.1.0_r5android-5.1.0_r4android-5.1.0_r3android-5.1.0_r1android-5.0.2_r3android-5.0.2_r1android-5.0.1_r1android-5.0.0_r7android-5.0.0_r6android-5.0.0_r5.1android-5.0.0_r5android-5.0.0_r4android-5.0.0_r3android-5.0.0_r2android-5.0.0_r1android-4.4w_r1android-4.4_r1.2.0.1android-4.4_r1.2android-4.4_r1.1.0.1android-4.4_r1.1android-4.4_r1.0.1android-4.4_r1android-4.4_r0.9android-4.4_r0.8android-4.4_r0.7android-4.4.4_r2.0.1android-4.4.4_r2android-4.4.4_r1.0.1android-4.4.4_r1android-4.4.3_r1.1.0.1android-4.4.3_r1.1android-4.4.3_r1.0.1android-4.4.3_r1android-4.4.2_r2.0.1android-4.4.2_r2android-4.4.2_r1.0.1android-4.4.2_r1android-4.4.1_r1.0.1android-4.4.1_r1android-4.3_r3.1android-4.3_r3android-4.3_r2.3android-4.3_r2.2android-4.3_r2.1android-4.3_r2android-4.3_r1.1android-4.3_r1android-4.3_r0.9.1android-4.3_r0.9android-4.3.1_r1tools_r22.2mastermainlollipop-wear-releaselollipop-releaselollipop-mr1-wfc-releaselollipop-mr1-releaselollipop-mr1-fi-releaselollipop-mr1-devlollipop-mr1-cts-releaselollipop-devlollipop-cts-releasel-previewkitkat-wearkitkat-releasekitkat-mr2.2-releasekitkat-mr2.1-releasekitkat-mr2-releasekitkat-mr1.1-releasekitkat-mr1-releasekitkat-devkitkat-cts-releasekitkat-cts-devjb-mr2.0.0-releasejb-mr2.0-releasejb-mr2-releasejb-mr2-devidea133-weekly-releaseidea133
Change-Id: I49ce97136c17173c4ae3965c694af6e7bc49897d
Diffstat (limited to 'src/org/apache/harmony/javax/security/auth/login/Configuration.java')
-rw-r--r-- | src/org/apache/harmony/javax/security/auth/login/Configuration.java | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/src/org/apache/harmony/javax/security/auth/login/Configuration.java b/src/org/apache/harmony/javax/security/auth/login/Configuration.java new file mode 100644 index 0000000..74c371f --- /dev/null +++ b/src/org/apache/harmony/javax/security/auth/login/Configuration.java @@ -0,0 +1,102 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.apache.harmony.javax.security.auth.login; + +import java.security.AccessController; +import org.apache.harmony.javax.security.auth.AuthPermission; + +public abstract class Configuration { + + // the current configuration + private static Configuration configuration; + + // creates a AuthPermission object with a specify property + private static final AuthPermission GET_LOGIN_CONFIGURATION = new AuthPermission( + "getLoginConfiguration"); //$NON-NLS-1$ + + // creates a AuthPermission object with a specify property + private static final AuthPermission SET_LOGIN_CONFIGURATION = new AuthPermission( + "setLoginConfiguration"); //$NON-NLS-1$ + + // Key to security properties, defining default configuration provider. + private static final String LOGIN_CONFIGURATION_PROVIDER = "login.configuration.provider"; //$NON-NLS-1$ + + protected Configuration() { + super(); + } + + public static Configuration getConfiguration() { + SecurityManager sm = System.getSecurityManager(); + if (sm != null) { + sm.checkPermission(GET_LOGIN_CONFIGURATION); + } + return getAccessibleConfiguration(); + } + + /** + * Reads name of default configuration provider from security.properties, + * loads the class and instantiates the provider.<br> In case of any + * exception, wraps it with SecurityException and throws further. + */ + private static final Configuration getDefaultProvider() { + return new Configuration() { + + @Override + public void refresh() { + } + + @Override + public AppConfigurationEntry[] getAppConfigurationEntry( + String applicationName) { + return new AppConfigurationEntry[0]; + } + }; + } + + /** + * Shortcut accessor for friendly classes, to skip security checks. + * If active configuration was set to <code>null</code>, tries to load a default + * provider, so this method never returns <code>null</code>. <br> + * This method is synchronized with setConfiguration() + */ + static Configuration getAccessibleConfiguration() { + Configuration current = configuration; + if (current == null) { + synchronized (Configuration.class) { + if (configuration == null) { + configuration = getDefaultProvider(); + } + return configuration; + } + } + return current; + } + + public static void setConfiguration(Configuration configuration) { + SecurityManager sm = System.getSecurityManager(); + if (sm != null) { + sm.checkPermission(SET_LOGIN_CONFIGURATION); + } + Configuration.configuration = configuration; + } + + public abstract AppConfigurationEntry[] getAppConfigurationEntry(String applicationName); + + public abstract void refresh(); + +} |