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changed vis of arg conversion code so function calls can use it

This commit is contained in:
Andy Clement 2008-08-18 22:35:21 +00:00
parent ec9cb8565b
commit 2fbb7ad327
1 changed files with 12 additions and 4 deletions
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16
org.springframework.expression/src/main/java/org/springframework/expression/spel/reflection/ReflectionUtils.java
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@ -471,7 +471,7 @@ public class ReflectionUtils {
}
}
static void convertArguments(Class[] parameterTypes, boolean isVarargs, TypeConverter converter,
public static void convertArguments(Class[] parameterTypes, boolean isVarargs, TypeConverter converter,
Object... arguments) throws EvaluationException {
Class varargsType = null;
if (isVarargs) {
@ -484,13 +484,21 @@ public class ReflectionUtils {
} else {
targetType = parameterTypes[i];
}
if (converter==null) {
throw new SpelException(SpelMessages.PROBLEM_DURING_TYPE_CONVERSION, "No converter available to convert '"
+ arguments[i] + " to type '" + targetType + "'");
}
try {
if (arguments[i] != null && arguments[i].getClass() != targetType) {
arguments[i] = converter.convertValue(arguments[i], targetType);
}
} catch (EvaluationException e) {
throw new SpelException(e, SpelMessages.PROBLEM_DURING_TYPE_CONVERSION, "Converter failed to convert '"
+ arguments[i] + " to type '" + targetType + "'");
// allows for another type converter throwing a different kind of EvaluationException
if (!(e instanceof SpelException)) {
throw new SpelException(e, SpelMessages.PROBLEM_DURING_TYPE_CONVERSION, "Converter failed to convert '"
+ arguments[i].getClass().getName() + "' to type '" + targetType + "'");
}
throw e;
}
}
}
@ -505,7 +513,7 @@ public class ReflectionUtils {
* @param arguments the arguments to be setup ready for the invocation
* @return a repackaged array of arguments where any varargs setup has been done
*/
static Object[] setupArgumentsForVarargsInvocation(Class[] parameterTypes, Object... arguments) {
public static Object[] setupArgumentsForVarargsInvocation(Class[] parameterTypes, Object... arguments) {
// Check if array already built for final argument
int nParams = parameterTypes.length;
int nArgs = arguments.length;