Dynamic configuration alternative (File based)

.gitignore

@@ -0,0 +1,23 @@
+## Ignore the MVN compiled output directories from version tracking
+target/
+
+## Ignore project files created by Eclipse
+.settings/
+.project
+.classpath
+
+## Ignore project files created by IntelliJ IDEA
+*.iml
+*.ipr
+*.iws
+.idea/
+
+## Ignore project files created by NetBeans
+nbproject/private/
+build/
+nbbuild/
+dist/
+nbdist/
+nbactions.xml
+nb-configuration.xml
+META-INF/

api/pom.xml

@@ -50,6 +50,11 @@
             <artifactId>commons-lang</artifactId>
             <version>2.4</version>
         </dependency>
+        <dependency>
+        	<groupId>commons-configuration</groupId>
+        	<artifactId>commons-configuration</artifactId>
+        	<version>1.8</version>
+        </dependency>
     </dependencies>
 
     <build>

api/src/main/java/org/dspace/services/DynamicConfigurationService.java

@@ -0,0 +1,54 @@
+/**
+ * The contents of this file are subject to the license and copyright
+ * detailed in the LICENSE and NOTICE files at the root of the source
+ * tree and available online at
+ *
+ * http://www.dspace.org/license/
+ */
+package org.dspace.services;
+
+import java.util.List;
+
+import org.apache.commons.configuration.event.ConfigurationListener;
+
+/**
+ * Dynamic Configuration Service API
+ * 
+ * @author DSpace @ Lyncode
+ */
+public interface DynamicConfigurationService {
+	// Main Configuration File API
+	public Object getProperty (String key);
+	public String getDescription (String key);
+	public boolean setProperty (String key, Object value);
+	public String getString (String key, String defaultValue);
+	public int getInt (String key, int defaultValue);
+	public long getLong (String key, long defaultValue);
+	public boolean getBoolean (String key, boolean defaultValue);
+	public List<String> getList (String key);
+	public void addConfigurationListener (ConfigurationListener listener);
+
+	// Modules Configuration API
+	public Object getModuleProperty (String module, String key);
+	public String getModuleDescription (String module, String key);
+	public boolean setModuleProperty (String module, String key, Object value);
+	public String getModuleString (String module, String key, String defaultValue);
+	public int getModuleInt (String module, String key, int defaultValue);
+	public long getModuleLong (String module, String key, long defaultValue);
+	public boolean getModuleBoolean (String module, String key, boolean defaultValue);
+	public List<String> getModuleList (String module, String key);
+	public void addModuleConfigurationListener (String module, ConfigurationListener listener);
+
+	// Addon Configuration API
+	public Object getAddonProperty (String addon, String key);
+	public String getAddonDescription (String addon, String key);
+	public boolean setAddonProperty (String addon, String key, Object value);
+	public String getAddonString (String addon, String key, String defaultValue);
+	public long getAddonLong (String addon, String key, long defaultValue);
+	public int getAddonInt (String addon, String key, int defaultValue);
+	public boolean getAddonBoolean (String addon, String key, boolean defaultValue);
+	public List<String> getAddonList (String addon, String key);
+	public void addAddonConfigurationListener (String addon, ConfigurationListener listener);
+	public boolean createAddonConfiguration (String addon);
+	public boolean addProperty (String addon, String key, Object value, String description);
+}

impl/pom.xml

@@ -144,6 +144,11 @@
             <artifactId>commons-collections</artifactId>
             <version>3.2</version>
         </dependency>
+        <dependency>
+        	<groupId>commons-configuration</groupId>
+        	<artifactId>commons-configuration</artifactId>
+        	<version>1.8</version>
+        </dependency>
     </dependencies>
 
     <build>