X-Git-Url: http://wamblee.org/gitweb/?a=blobdiff_plain;f=system%2Fgeneral%2Fsrc%2Fmain%2Fjava%2Forg%2Fwamblee%2Fsystem%2Fadapters%2FParameterValues.java;fp=system%2Fgeneral%2Fsrc%2Fmain%2Fjava%2Forg%2Fwamblee%2Fsystem%2Fadapters%2FParameterValues.java;h=1778981875ce07cff6286b1fdebc73781d92bfb8;hb=1eaba9434d63bf7109b0651e6d26d246962c959a;hp=609f9d2586dbbce17b143aad3254e3ab384fdfea;hpb=183281472cb842ed1be98c1590fc7cdef4f088db;p=utils

diff --git a/system/general/src/main/java/org/wamblee/system/adapters/ParameterValues.java b/system/general/src/main/java/org/wamblee/system/adapters/ParameterValues.java
index 609f9d25..17789818 100644
--- a/system/general/src/main/java/org/wamblee/system/adapters/ParameterValues.java
+++ b/system/general/src/main/java/org/wamblee/system/adapters/ParameterValues.java
@@ -29,6 +29,7 @@ import org.wamblee.system.core.Scope;
  * @author Erik Brakkee
  */
 public class ParameterValues {
+    private String[] _names; 
 	private Class[] _types;
 	private ValueProvider[] _values;
 
@@ -39,10 +40,32 @@ public class ParameterValues {
 	 * @param aClass Class to construct. 
 	 */
 	public ParameterValues(Class[] aTypes) {
+	    _names = new String[aTypes.length];
+	    for (int i = 0; i < aTypes.length; i++) { 
+	        _names[i] = "arg" + i; 
+	    }
 		_types = aTypes; 
 		resetValues();   
 	}
 	
+	/**
+     * Constructs the configuration. By default no constructor is selected and 
+     * one of {@link #select(Class...)} or 
+     * {@link #greedy()} must be called.
+     * @param aNames Names of the arguments.   
+     * @param aClass Class to construct. 
+     */
+    public ParameterValues(String[] aNames, Class[] aTypes) {
+        assert aNames.length == aTypes.length; 
+        _names = aNames;
+        _types = aTypes; 
+        resetValues();   
+    }
+	
+	/**
+	 * The types of the parameter values. 
+	 * @return Types. 
+	 */
 	public Class[] getTypes() {
 		return _types;
 	}
@@ -74,10 +97,15 @@ public class ParameterValues {
 		_values = new ValueProvider[_types.length];
 		for (int i = 0; i < _values.length; i++) { 
 			_values[i] = new RequiredInterfaceProvider(new DefaultRequiredInterface(
-					"arg" + i, _types[i]));
+					_names[i], _types[i]));
 		}
 	}
 	
+	/**
+	 * Gets the required interfaces to provide values that are not provided
+	 * in another way. 
+	 * @return Required interfaces. 
+	 */
 	public List<RequiredInterface> getRequiredInterfaces() { 
 		List<RequiredInterface> result = new ArrayList<RequiredInterface>(); 
 		for (ValueProvider provider: _values) { 
@@ -88,6 +116,11 @@ public class ParameterValues {
 		return result; 
 	}
 
+	/**
+	 * Returns the values to use in the given scope. 
+	 * @param aScope Scope within which to retrieve the values. 
+	 * @return Values. 
+	 */
 	public Object[] values(Scope aScope) {
 		Object[] values = new Object[_values.length];
 		for (int i = 0; i < _values.length; i++) {