X-Git-Url: http://wamblee.org/gitweb/?a=blobdiff_plain;f=system%2Fgeneral%2Fsrc%2Fmain%2Fjava%2Forg%2Fwamblee%2Fsystem%2Fcore%2FAbstractComponent.java;h=31e50ed58ad251bf90a1cd8afdffde7656aadf89;hb=2fd9075c122aaca3613fafd805b4c2fb8b794430;hp=b8e4e6be9b2f5276b041d44e9e61434c1c503ac0;hpb=fc10e15e031cf409146b04cbb5e98b649c6ccddc;p=utils

diff --git a/system/general/src/main/java/org/wamblee/system/core/AbstractComponent.java b/system/general/src/main/java/org/wamblee/system/core/AbstractComponent.java
index b8e4e6be..31e50ed5 100644
--- a/system/general/src/main/java/org/wamblee/system/core/AbstractComponent.java
+++ b/system/general/src/main/java/org/wamblee/system/core/AbstractComponent.java
@@ -17,6 +17,7 @@ package org.wamblee.system.core;
 
 import java.util.ArrayList;
 import java.util.Arrays;
+import java.util.Collections;
 import java.util.HashSet;
 import java.util.List;
 import java.util.Set;
@@ -55,10 +56,24 @@ public abstract class AbstractComponent<Type> implements Component<Type> {
 		_name = aName;
 		_provided = new ArrayList<ProvidedInterface>();
 		_provided.addAll(Arrays.asList(aProvided));
-		_required = new ArrayList<RequiredInterface>();
+		_required = new ArrayList<RequiredInterface>(); 
 		_required.addAll(Arrays.asList(aRequired));
 	}
-
+	
+	protected AbstractComponent(String aName) {
+		this(aName, new ProvidedInterface[0], new RequiredInterface[0]);
+	}
+	
+	public AbstractComponent addProvidedInterface(ProvidedInterface aProvided) { 
+		_provided.add(aProvided);
+		return this; 
+	}
+	
+	public AbstractComponent addRequiredInterface(RequiredInterface aRequired) { 
+		_required.add(aRequired);
+		return this;
+	}
+	
 	@Override
 	public final String getName() {
 		return _name;
@@ -72,6 +87,11 @@ public abstract class AbstractComponent<Type> implements Component<Type> {
 			_context = aContext + "." + _context;
 		}
 	}
+	
+	@Override
+	public String getContext() {
+		return _context;
+	}
 
 	@Override
 	public String getQualifiedName() {
@@ -82,23 +102,24 @@ public abstract class AbstractComponent<Type> implements Component<Type> {
 	}
 
 	@Override
-	public final ProvidedInterface[] getProvidedInterfaces() {
-		return _provided.toArray(new ProvidedInterface[0]);
+	public final ProvidedInterfaces getProvidedInterfaces() {
+		return new ProvidedInterfaces(Collections.unmodifiableList(_provided));
 	}
 
 	@Override
-	public final RequiredInterface[] getRequiredInterfaces() {
-		return _required.toArray(new RequiredInterface[0]);
+	public final RequiredInterfaces getRequiredInterfaces() {
+		return new RequiredInterfaces(Collections.unmodifiableList(_required));
 	}
 
 	@Override
 	public final Type start(Scope aScope) {
-		LOG.info("Initializing '" + getQualifiedName() + "'");
+		LOG.info("Initialization starting '" + getQualifiedName() + "'");
 		List<ProvidedInterface> oldRemaining = _remaining.get();
-		_remaining.set(new ArrayList<ProvidedInterface>(Arrays.asList(getProvidedInterfaces())));
+		_remaining.set(new ArrayList<ProvidedInterface>(Arrays.asList(getProvidedInterfaces().toArray())));
 		try {
 			Type runtime = doStart(aScope);
 			checkNotStartedInterfaces();
+			LOG.info("Initialization finished '" + getQualifiedName() + "'");
 			return runtime;
 		} finally {
 			_remaining.set(oldRemaining);
@@ -139,13 +160,18 @@ public abstract class AbstractComponent<Type> implements Component<Type> {
 			Object aService, Scope aScope) {
 		LOG.info("Interface '" + getQualifiedName() + "."
 				+ aDescriptor.getName() + "' started.");
-		_remaining.get().remove(aDescriptor);
+		if ( !_remaining.get().remove(aDescriptor) ) { 
+		    throw new SystemAssemblyException("Component '" + getQualifiedName() + "' started an unexpected interface '" + 
+		            aDescriptor + "' that was not registerd as a provided interface before");
+		}
 		aScope.publishInterface(aDescriptor, aService);
 	}
 
 	@Override
 	public void stop(Type aRuntime) {
+	    LOG.info("Stopping initiated '" + getQualifiedName() + "'");
 		doStop(aRuntime);
+		LOG.info("Stopping completed '" + getQualifiedName() + "'");
 	}
 
 	protected abstract void doStop(Type aRuntime);
@@ -154,5 +180,23 @@ public abstract class AbstractComponent<Type> implements Component<Type> {
 	public String toString() {
 		return getQualifiedName();
 	}
+	
+	public ProvidedInterface findProvidedInterface(String aName) { 
+	    for (ProvidedInterface provided: getProvidedInterfaces()) { 
+	        if ( provided.getName().equals(aName)) { 
+	            return provided; 
+	        }
+	    }
+	    return null; 
+	}
+	
+	public RequiredInterface findRequiredInterface(String aName) { 
+	    for (RequiredInterface required: getRequiredInterfaces()) { 
+	        if ( required.getName().equals(aName)) { 
+	            return required; 
+	        }
+	    }
+	    return null; 
+	}
 
 }