AfflictionNetworks/depot
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Error message improvement.

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This commit is contained in:
Michael Bayne
2009-07-10 22:17:46 +00:00
parent 475e0861af
commit 2336246b40
1 changed files with 6 additions and 3 deletions
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src/java/com/samskivert/depot/util/RuntimeUtil.java
+6 -3
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@@ -161,8 +161,9 @@ public class RuntimeUtil
protected static Getter makeGetter (Class<?> pclass, final Field pfield, Field rfield) protected static Getter makeGetter (Class<?> pclass, final Field pfield, Field rfield)
{ {
// if there's a custom getter method for the field, use that foremost // if there's a custom getter method for the field, use that foremost
String getter = makeMethodName("get", rfield.getName());
try { try {
final Method method = pclass.getMethod(makeMethodName("get", rfield.getName())); final Method method = pclass.getMethod(getter);
if (method.getReturnType().equals(rfield.getType())) { if (method.getReturnType().equals(rfield.getType())) {
return new Getter() { return new Getter() {
public Object get (Object object) throws Exception { public Object get (Object object) throws Exception {
@@ -176,8 +177,10 @@ public class RuntimeUtil
// if we have no persistent field for the runtime field, we're now out of luck // if we have no persistent field for the runtime field, we're now out of luck
if (pfield == null) { if (pfield == null) {
throw new IllegalArgumentException("Cannot create mapping for " + rfield + ". " + throw new IllegalArgumentException(
"No corresponding field exists in " + pclass + "."); "Cannot create mapping for " + rfield + ". Neither " +
pclass.getSimpleName() + "." + rfield.getName() + " nor " +
rfield.getType() + " " + getter + "() exist.");
} }
// if the fields match exactly, return a getter that just gets the field // if the fields match exactly, return a getter that just gets the field