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added support for long[] in stringValueOf() - plus an error reported if the type passed in is not supported

This commit is contained in:
Andy Clement 2008-08-16 01:56:16 +00:00
parent e2ffac9a7c
commit e9ddd7151e
1 changed files with 32 additions and 34 deletions
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66
org.springframework.expression/src/test/java/org/springframework/expression/spel/ExpressionTestCase.java
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@ -312,22 +312,45 @@ public abstract class ExpressionTestCase extends TestCase {
}
}
/**
* Produce a nice string representation of the input object.
*
* @param value object to be formatted
* @return a nice string
*/
public static String stringValueOf(Object value) {
// do something nice for arrays
if (value == null)
if (value == null) {
return "null";
}
if (value.getClass().isArray()) {
StringBuilder sb = new StringBuilder();
if (value.getClass().getComponentType().isPrimitive()) {
// TODO 4 ought to support other primitives!
int[] l = (int[]) value;
sb.append("int[").append(l.length).append("]{");
for (int j = 0; j < l.length; j++) {
if (j > 0)
sb.append(",");
sb.append(stringValueOf(l[j]));
Class<?> primitiveType = value.getClass().getComponentType();
if (primitiveType == Integer.TYPE) {
int[] l = (int[]) value;
sb.append("int[").append(l.length).append("]{");
for (int j = 0; j < l.length; j++) {
if (j > 0) {
sb.append(",");
}
sb.append(stringValueOf(l[j]));
}
sb.append("}");
} else if (primitiveType == Long.TYPE) {
long[] l = (long[]) value;
sb.append("long[").append(l.length).append("]{");
for (int j = 0; j < l.length; j++) {
if (j > 0) {
sb.append(",");
}
sb.append(stringValueOf(l[j]));
}
sb.append("}");
} else {
throw new RuntimeException("Please implement support for type " + primitiveType.getName()
+ " in ExpressionTestCase.stringValueOf()");
}
sb.append("}");
} else {
List<Object> l = Arrays.asList((Object[]) value);
sb.append(value.getClass().getComponentType().getName()).append("[").append(l.size()).append("]{");
@ -347,29 +370,4 @@ public abstract class ExpressionTestCase extends TestCase {
}
}
// protected void evaluateAndCheckError(String string, ELMessages expectedMessage, Object... otherProperties) {
// try {
// SpelExpression expr = (SpelExpression) parser.parseExpression(string);
// if (expr == null)
// fail("Parser returned null for expression");
// // expr.printAST(System.out);
// @SuppressWarnings("unused")
// Object value = expr.getValue(eContext);
// fail("Should have failed with message " + expectedMessage);
// } catch (ExpressionException ee) {
// ELException ex = (ELException) ee;
// if (expectedMessage != ex.getMessageUnformatted()) {
// System.out.println(ex.getMessage());
// ex.printStackTrace();
// assertEquals("Failed to get expected message", expectedMessage, ex.getMessageUnformatted());
// }
// if (otherProperties != null && otherProperties.length != 0) {
// // first one is expected position of the error within the string
// int pos = ((Integer) otherProperties[0]).intValue();
// assertEquals("Did not get correct position reported in error ", pos, ex.getPosition());
// }
// }
//
// }
}