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package com.sun.xml.bind.v2.runtime;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import javax.xml.bind.ValidationEvent;
import javax.xml.bind.annotation.adapters.XmlAdapter;
import javax.xml.bind.helpers.PrintConversionEventImpl;
import javax.xml.bind.helpers.ValidationEventImpl;
import javax.xml.bind.helpers.ValidationEventLocatorImpl;
import com.sun.xml.bind.util.ValidationEventLocatorExImpl;
import org.xml.sax.SAXException;
/**
* @author Kohsuke Kawaguchi
*/
public class RuntimeUtil {
/**
* XmlAdapter for printing arbitrary object by using {@link Object#toString()}.
*/
public static final class ToStringAdapter extends XmlAdapter<String,Object> {
public Object unmarshal(String s) {
throw new UnsupportedOperationException();
}
public String marshal(Object o) {
if(o==null) return null;
return o.toString();
}
}
/**
* Map from {@link Class} objects representing primitive types
* to {@link Class} objects representing their boxed types.
* <p>
* e.g., int -> Integer.
*/
public static final Map<Class,Class> boxToPrimitive;
/**
* Reverse map of {@link #boxToPrimitive}.
*/
public static final Map<Class,Class> primitiveToBox;
static {
Map<Class,Class> b = new HashMap<Class,Class>();
b.put(Byte.TYPE,Byte.class);
b.put(Short.TYPE,Short.class);
b.put(Integer.TYPE,Integer.class);
b.put(Long.TYPE,Long.class);
b.put(Character.TYPE,Character.class);
b.put(Boolean.TYPE,Boolean.class);
b.put(Float.TYPE,Float.class);
b.put(Double.TYPE,Double.class);
b.put(Void.TYPE,Void.class);
primitiveToBox = Collections.unmodifiableMap(b);
Map<Class,Class> p = new HashMap<Class,Class>();
for( Map.Entry<Class,Class> e : b.entrySet() )
p.put(e.getValue(),e.getKey());
boxToPrimitive = Collections.unmodifiableMap(p);
}
/**
* Reports a print conversion error while marshalling.
*/
public static void handlePrintConversionException(
Object caller, Exception e, XMLSerializer serializer ) throws SAXException {
if( e instanceof SAXException )
// assume this exception is not from application.
// (e.g., when a marshaller aborts the processing, this exception
// will be thrown)
throw (SAXException)e;
ValidationEvent ve = new PrintConversionEventImpl(
ValidationEvent.ERROR, e.getMessage(),
new ValidationEventLocatorImpl(caller), e );
serializer.reportError(ve);
}
/**
* Reports that the type of an object in a property is unexpected.
*/
public static void handleTypeMismatchError( XMLSerializer serializer,
Object parentObject, String fieldName, Object childObject ) throws SAXException {
ValidationEvent ve = new ValidationEventImpl(
ValidationEvent.ERROR, // maybe it should be a fatal error.
Messages.TYPE_MISMATCH.format(
getTypeName(parentObject),
fieldName,
getTypeName(childObject) ),
new ValidationEventLocatorExImpl(parentObject,fieldName) );
serializer.reportError(ve);
}
private static String getTypeName( Object o ) {
return o.getClass().getName();
}
}