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SPR-8718 Prevent ClassCastException when the target of Converter<?,?> is a super-class of the actual target.

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This commit is contained in:
Rossen Stoyanchev
2011-09-26 12:30:38 +00:00
parent f6483cad3c
commit 1d7a6c53da
2 changed files with 29 additions and 10 deletions
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31
org.springframework.core/src/test/java/org/springframework/core/convert/support/GenericConversionServiceTests.java
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@@ -16,6 +16,16 @@
package org.springframework.core.convert.support;
import static junit.framework.Assert.assertTrue;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertSame;
import static org.junit.Assert.fail;
import java.awt.Color;
import java.awt.SystemColor;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
@@ -28,7 +38,6 @@ import java.util.Map;
import java.util.Set;
import org.junit.Test;
import org.springframework.core.convert.ConversionFailedException;
import org.springframework.core.convert.ConverterNotFoundException;
import org.springframework.core.convert.TypeDescriptor;
@@ -39,14 +48,6 @@ import org.springframework.core.io.Resource;
import org.springframework.util.StopWatch;
import org.springframework.util.StringUtils;
import static junit.framework.Assert.assertTrue;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertSame;
import static org.junit.Assert.fail;
/**
* @author Keith Donald
* @author Juergen Hoeller
@@ -205,6 +206,18 @@ public class GenericConversionServiceTests {
assertEquals(new Integer(3), result);
}
// SPR-8718
@Test(expected=ConverterNotFoundException.class)
public void convertSuperTarget() {
conversionService.addConverter(new ColorConverter());
conversionService.convert("#000000", SystemColor.class);
}
public class ColorConverter implements Converter<String, Color> {
public Color convert(String source) { if (!source.startsWith("#")) source = "#" + source; return Color.decode(source); }
}
@Test
public void convertObjectToPrimitive() {
assertFalse(conversionService.canConvert(String.class, boolean.class));