1 files changed, 44 insertions, 0 deletions
diff --git a/eaaf_core/src/main/java/at/gv/egiz/eaaf/core/api/idp/auth/modules/AuthModule.java b/eaaf_core/src/main/java/at/gv/egiz/eaaf/core/api/idp/auth/modules/AuthModule.java
new file mode 100644
index 00000000..d8f15aff
--- /dev/null
+++ b/eaaf_core/src/main/java/at/gv/egiz/eaaf/core/api/idp/auth/modules/AuthModule.java
@@ -0,0 +1,44 @@
+/*******************************************************************************
+ *******************************************************************************/
+package at.gv.egiz.eaaf.core.api.idp.auth.modules;
+
+import at.gv.egiz.eaaf.core.api.idp.process.ExecutionContext;
+import at.gv.egiz.eaaf.core.impl.idp.process.model.ProcessDefinition;
+
+/**
+ * Provides metadata of a certain module. Uses for module discovery and process selection.
+ */
+public interface AuthModule {
+
+	/**
+	 * Returns the priority of the module. The priority defines the order of the respective module within the chain of
+	 * discovered modules. Higher priorized modules are asked before lower priorized modules for a process that they can
+	 * handle.
+	 * <p/>
+	 * Internal default modules are priorized neutral ({@code 0}. Use a higher priority ({@code 1...Integer.MAX_VALUE})
+	 * in order to have your module(s) priorized or a lower priority ({@code Integer.MIN_VALUE...-1}) in order to put
+	 * your modules behind default modules.
+	 * 
+	 * @return the priority of the module.
+	 */
+	int getPriority();
+
+	/**
+	 * Selects a process (description), referenced by its unique id, which is able to perform authentication with the
+	 * given {@link ExecutionContext}. Returns {@code null} if no appropriate process (description) was available within
+	 * this module.
+	 * 
+	 * @param context
+	 *            an ExecutionContext for a process.
+	 * @return the process-ID of a process which is able to work with the given ExecutionContext, or {@code null}.
+	 */
+	String selectProcess(ExecutionContext context);
+
+	/**
+	 * Returns the an Array of {@link ProcessDefinition}s of the processes included in this module.
+	 * 
+	 * @return an array of resource uris of the processes included in this module.
+	 */
+	String[] getProcessDefinitions();
+
+}