Created
April 5, 2011 03:15
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Problem with simple String lists in Preon
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import java.nio.charset.Charset; | |
import java.util.LinkedList; | |
import java.util.List; | |
import org.codehaus.preon.Codec; | |
import org.codehaus.preon.Codecs; | |
import org.codehaus.preon.DecodingException; | |
import org.codehaus.preon.annotation.BoundList; | |
import org.codehaus.preon.annotation.BoundNumber; | |
import org.codehaus.preon.annotation.BoundString; | |
import org.junit.AfterClass; | |
import org.junit.Before; | |
import org.junit.Test; | |
import org.slf4j.LoggerFactory; | |
/** | |
* | |
* @author Darien Hager | |
*/ | |
public class StringArrayTest { | |
private static interface TestStruct{ | |
public List<String> getStrings(); | |
} | |
public static class Alpha implements TestStruct{ | |
@BoundNumber | |
public int numStrings; | |
@BoundList(size = "numStrings", type = String.class) | |
public List<String> items; | |
public List<String> getStrings() { | |
return items; | |
} | |
} | |
public static class Beta implements TestStruct{ | |
@BoundNumber | |
public int numStrings; | |
@BoundList(size = "numStrings", type = String.class) | |
@BoundString() | |
public List<String> items; | |
public List<String> getStrings() { | |
return items; | |
} | |
} | |
private String[] strings = new String[]{"hello", "world"}; | |
private byte[] bytes = assembleBytes(strings); | |
public static byte[] assembleBytes(String... strings) { | |
LinkedList<Byte> list = new LinkedList<Byte>(); | |
for (String s : strings) { | |
for (byte b : s.getBytes(Charset.forName("US-ASCII"))) { | |
list.add(b); | |
} | |
list.add(new Byte((byte) 0x00)); | |
} | |
list.push((byte) strings.length); | |
byte[] ret = new byte[list.size()]; | |
int i = 0; | |
for (Byte b : list) { | |
ret[i] = b.byteValue(); | |
i++; | |
} | |
return ret; | |
} | |
protected void tryCodec(Class<?> target) throws DecodingException { | |
// Try the same test with different classes | |
Codec c = Codecs.create(target); | |
Codecs.decode(c, this.bytes); | |
} | |
@Test | |
public void testAlpha() throws DecodingException{ | |
tryCodec(Alpha.class); | |
} | |
@Test | |
public void testBeta() throws DecodingException{ | |
tryCodec(Beta.class); | |
} | |
} |
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