SLING-1597 - adding config installation via launchpad

git-svn-id: https://svn.apache.org/repos/asf/sling/trunk@1051167 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/README.txt b/README.txt
new file mode 100644
index 0000000..ede7dc1
--- /dev/null
+++ b/README.txt
@@ -0,0 +1,24 @@
+    Apache Sling Launchpad Installer
+
+The Launchpad Installer project installs resources from the launchpad archive 
+
+Getting Started
+===============
+
+This component uses a Maven 2 (http://maven.apache.org/) build
+environment. It requires a Java 5 JDK (or higher) and Maven (http://maven.apache.org/)
+2.0.7 or later. We recommend to use the latest Maven version.
+
+If you have Maven 2 installed, you can compile and
+package the jar using the following command:
+
+    mvn package
+
+See the Maven 2 documentation for other build features.
+
+The latest source code for this component is available in the
+Subversion (http://subversion.tigris.org/) source repository of
+the Apache Software Foundation. If you have Subversion installed,
+you can checkout the latest source using the following command:
+
+    svn checkout http://svn.apache.org/repos/asf/sling/trunk/launchpad/installer
diff --git a/pom.xml b/pom.xml
new file mode 100644
index 0000000..3acf186
--- /dev/null
+++ b/pom.xml
@@ -0,0 +1,96 @@
+<?xml version="1.0" encoding="ISO-8859-1"?>
+<!--
+    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.
+-->
+<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">
+
+    <modelVersion>4.0.0</modelVersion>
+    <parent>
+        <groupId>org.apache.sling</groupId>
+        <artifactId>sling</artifactId>
+        <version>9</version>
+        <relativePath>../../parent/pom.xml</relativePath>
+    </parent>
+    <groupId>org.apache.sling</groupId>
+    <artifactId>org.apache.sling.launchpad.installer</artifactId>
+    <version>0.0.1-SNAPSHOT</version>
+    <packaging>bundle</packaging>
+    <name>Apache Sling Launchpad Installer</name>
+
+    <description>
+        This module installs the contents of the launchpad archive into the framework.
+    </description>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.felix</groupId>
+                <artifactId>maven-bundle-plugin</artifactId>
+                <extensions>true</extensions>
+                <configuration>
+                    <instructions>
+                    </instructions>
+                </configuration>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.felix</groupId>
+                <artifactId>maven-scr-plugin</artifactId>
+                <executions>
+                    <execution>
+                        <id>generate-scr-scrdescriptor</id>
+                        <goals>
+                            <goal>scr</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
+    <dependencies>
+        <dependency>
+            <groupId>org.apache.felix</groupId>
+            <artifactId>org.apache.felix.scr.annotations</artifactId>
+            <version>1.0.0</version>
+            <scope>provided</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.sling</groupId>
+            <artifactId>org.apache.sling.launchpad.api</artifactId>
+            <version>0.0.1-SNAPSHOT</version>
+            <scope>provided</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.sling</groupId>
+            <artifactId>org.apache.sling.osgi.installer</artifactId>
+            <version>3.0.0-SNAPSHOT</version>
+            <scope>provided</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.osgi</groupId>
+            <artifactId>org.osgi.core</artifactId>
+            <version>4.2.0</version>
+            <scope>provided</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.osgi</groupId>
+            <artifactId>org.osgi.compendium</artifactId>
+            <version>4.2.0</version>
+            <scope>provided</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.slf4j</groupId>
+            <artifactId>slf4j-api</artifactId>
+            <version>1.5.2</version>
+            <scope>provided</scope>
+        </dependency>
+    </dependencies>
+</project>
\ No newline at end of file
diff --git a/src/main/java/org/apache/sling/launchpad/installer/impl/LaunchpadConfigInstaller.java b/src/main/java/org/apache/sling/launchpad/installer/impl/LaunchpadConfigInstaller.java
new file mode 100644
index 0000000..4b1d45a
--- /dev/null
+++ b/src/main/java/org/apache/sling/launchpad/installer/impl/LaunchpadConfigInstaller.java
@@ -0,0 +1,68 @@
+/*
+ * 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.sling.launchpad.installer.impl;
+
+import java.io.InputStream;
+import java.util.Collection;
+import java.util.HashSet;
+import java.util.Iterator;
+
+import org.apache.felix.scr.annotations.Component;
+import org.apache.felix.scr.annotations.Reference;
+import org.apache.sling.launchpad.api.LaunchpadContentProvider;
+import org.apache.sling.osgi.installer.InstallableResource;
+import org.apache.sling.osgi.installer.OsgiInstaller;
+import org.osgi.service.component.ComponentContext;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+@Component
+public class LaunchpadConfigInstaller {
+
+    /**
+     * 
+     */
+    private static final String ROOT_CONFIG_PATH = "resources/config";
+
+    @Reference
+    private OsgiInstaller installer;
+
+    @Reference
+    private LaunchpadContentProvider resourceProvider;
+
+    private Logger logger = LoggerFactory.getLogger(this.getClass());
+
+    protected void activate(ComponentContext componentContext) {
+        logger.info("Activating launchpad config installer.");
+
+        Collection<InstallableResource> installables = new HashSet<InstallableResource>();
+
+        Iterator<String> configPaths = resourceProvider.getChildren(ROOT_CONFIG_PATH);
+        while (configPaths.hasNext()) {
+            String path = configPaths.next();
+
+            logger.info("Installing config launchpad file: {}", path);
+
+            InputStream stream = resourceProvider.getResourceAsStream(path);
+
+            installables.add(new InstallableResource(path, stream, null, null, InstallableResource.TYPE_CONFIG, 0));
+
+        }
+
+        installer.registerResources("launchpad", installables);
+    }
+}