init branch

git-svn-id: file:///opt/svn/repositories/sonatype.org/nexus/trunk@5201 2aa8b3fc-8ebb-4439-a84f-95066eaea8ab

sandbox/snownexus/header.txt

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+Sonatype Nexus (TM) Open Source Version.
+Copyright (c) 2008 Sonatype, Inc. All rights reserved.
+Includes the third-party code listed at http://nexus.sonatype.org/dev/attributions.html
+This program is licensed to you under Version 3 only of the GNU General Public License as published by the Free Software Foundation.
+This program 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 Version 3 for more details.
+You should have received a copy of the GNU General Public License Version 3 along with this program. 
+If not, see http://www.gnu.org/licenses/.
+Sonatype Nexus (TM) Professional Version is available from Sonatype, Inc.
+"Sonatype" and "Sonatype Nexus" are trademarks of Sonatype, Inc. 

sandbox/snownexus/nexus-api/pom.xml

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+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+
+  <!-- Parent POM -->
+  <parent>
+    <groupId>org.sonatype.nexus</groupId>
+    <artifactId>nexus</artifactId>
+    <version>1.4.1-SNAPSHOT</version>
+  </parent>
+
+  <!-- the version of maven's project object model -->
+  <modelVersion>4.0.0</modelVersion>
+
+  <!-- a unique name for this project -->
+  <artifactId>nexus-api</artifactId>
+
+  <!-- POM packaging -->
+  <packaging>jar</packaging>
+
+  <!-- a short but descriptive name for the project -->
+  <name>Nexus (API)</name>
+
+  <dependencies>
+
+    <dependency>
+      <groupId>org.slf4j</groupId>
+      <artifactId>slf4j-api</artifactId>
+    </dependency>
+
+    <dependency>
+      <groupId>org.sonatype.nexus</groupId>
+      <artifactId>nexus-utils</artifactId>
+    </dependency>
+
+    <!-- Here for "compatibility" reason only! -->
+    <dependency>
+      <groupId>org.codehaus.plexus</groupId>
+      <artifactId>plexus-component-annotations</artifactId>
+    </dependency>
+
+    <dependency>
+      <groupId>org.sonatype.plexus.appevents</groupId>
+      <artifactId>plexus-app-events-api</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.sonatype.plexus</groupId>
+      <artifactId>plexus-task-scheduler</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.sonatype.spice</groupId>
+      <artifactId>spice-timeline</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.sonatype.configuration</groupId>
+      <artifactId>base-configuration</artifactId>
+    </dependency>
+
+    <dependency>
+      <groupId>org.sonatype.nexus</groupId>
+      <artifactId>nexus-indexer</artifactId>
+    </dependency>
+
+    <dependency>
+      <groupId>rome</groupId>
+      <artifactId>rome</artifactId>
+    </dependency>
+
+    <!-- for marking extensions -->
+    <dependency>
+      <groupId>org.sonatype.plugin</groupId>
+      <artifactId>plugin-host-api</artifactId>
+      <version>1.0.1</version>
+    </dependency>
+
+    <!-- Testing -->
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <scope>test</scope>
+    </dependency>
+
+  </dependencies>
+
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>org.codehaus.plexus</groupId>
+        <artifactId>plexus-component-metadata</artifactId>
+      </plugin>
+    </plugins>
+  </build>
+
+</project>

sandbox/snownexus/nexus-api/src/main/java/org/sonatype/nexus/ApplicationStatusSource.java

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+/**
+ * Sonatype Nexus (TM) Open Source Version.
+ * Copyright (c) 2008 Sonatype, Inc. All rights reserved.
+ * Includes the third-party code listed at http://nexus.sonatype.org/dev/attributions.html
+ * This program is licensed to you under Version 3 only of the GNU General Public License as published by the Free Software Foundation.
+ * This program 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 Version 3 for more details.
+ * You should have received a copy of the GNU General Public License Version 3 along with this program.
+ * If not, see http://www.gnu.org/licenses/.
+ * Sonatype Nexus (TM) Professional Version is available from Sonatype, Inc.
+ * "Sonatype" and "Sonatype Nexus" are trademarks of Sonatype, Inc.
+ */
+package org.sonatype.nexus;
+
+/**
+ * The source of common data from App.
+ * 
+ * @author cstamas
+ */
+public interface ApplicationStatusSource
+{
+    SystemStatus getSystemStatus();
+
+    boolean setState( SystemState state );
+}

sandbox/snownexus/nexus-api/src/main/java/org/sonatype/nexus/OperationMode.java

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+/**
+ * Sonatype Nexus (TM) Open Source Version.
+ * Copyright (c) 2008 Sonatype, Inc. All rights reserved.
+ * Includes the third-party code listed at http://nexus.sonatype.org/dev/attributions.html
+ * This program is licensed to you under Version 3 only of the GNU General Public License as published by the Free Software Foundation.
+ * This program 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 Version 3 for more details.
+ * You should have received a copy of the GNU General Public License Version 3 along with this program.
+ * If not, see http://www.gnu.org/licenses/.
+ * Sonatype Nexus (TM) Professional Version is available from Sonatype, Inc.
+ * "Sonatype" and "Sonatype Nexus" are trademarks of Sonatype, Inc.
+ */
+package org.sonatype.nexus;
+
+/**
+ * The enum of possible operation modes in which Nexus Application may reside.
+ * 
+ * @author cstamas
+ */
+public enum OperationMode
+{
+    /**
+     * Nexus is in standalone mode.
+     */
+    STANDALONE,
+
+    /**
+     * Nexus is config slave.
+     */
+    CONFIGURATION_SLAVE;
+}

sandbox/snownexus/nexus-api/src/main/java/org/sonatype/nexus/SystemState.java

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+/**
+ * Sonatype Nexus (TM) Open Source Version.
+ * Copyright (c) 2008 Sonatype, Inc. All rights reserved.
+ * Includes the third-party code listed at http://nexus.sonatype.org/dev/attributions.html
+ * This program is licensed to you under Version 3 only of the GNU General Public License as published by the Free Software Foundation.
+ * This program 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 Version 3 for more details.
+ * You should have received a copy of the GNU General Public License Version 3 along with this program.
+ * If not, see http://www.gnu.org/licenses/.
+ * Sonatype Nexus (TM) Professional Version is available from Sonatype, Inc.
+ * "Sonatype" and "Sonatype Nexus" are trademarks of Sonatype, Inc.
+ */
+package org.sonatype.nexus;
+
+/**
+ * The enum of possible states in which Nexus Application may reside.
+ * 
+ * @author cstamas
+ */
+public enum SystemState
+{
+    /**
+     * Nexus is in process of starting. Should not be bothered until it is RUNNING.
+     */
+    STARTING,
+
+    /**
+     * Nexus is running and is healthy. It is fully functional.
+     */
+    STARTED,
+
+    /**
+     * Nexus tried to start up, but is failed due to broken user configuration. It is nonfunctional.
+     */
+    BROKEN_CONFIGURATION,
+
+    /**
+     * Nexus tried to start up, but is failed due to some unexpected IO error. It is nonfunctional.
+     */
+    BROKEN_IO,
+
+    /**
+     * Nexus is being shutdown.
+     */
+    STOPPING,
+
+    /**
+     * Nexus is shut down.
+     */
+    STOPPED;
+}