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package com.sun.xml.bind.v2.runtime;
import java.io.IOException;
import java.lang.reflect.Array;
import java.util.List;
import javax.xml.bind.JAXBException;
import javax.xml.bind.ValidationEvent;
import javax.xml.bind.helpers.ValidationEventImpl;
import javax.xml.stream.XMLStreamException;
import com.sun.istack.FinalArrayList;
import com.sun.xml.bind.WhiteSpaceProcessor;
import com.sun.xml.bind.api.AccessorException;
import com.sun.xml.bind.v2.runtime.unmarshaller.Loader;
import com.sun.xml.bind.v2.runtime.unmarshaller.UnmarshallingContext;
import org.xml.sax.SAXException;
/**
* {@link JaxBeanInfo} implementation that binds T[] to a list of simple types.
*
* @author Kohsuke Kawaguchi
*/
final class ValueListBeanInfoImpl extends JaxBeanInfo {
private final Class itemType;
private final Transducer xducer; // for items
public ValueListBeanInfoImpl(JAXBContextImpl owner, Class arrayType) throws JAXBException {
super(owner, null, arrayType, false, true, false);
this.itemType = jaxbType.getComponentType();
this.xducer = owner.getBeanInfo(arrayType.getComponentType(),true).getTransducer();
assert xducer!=null;
}
private final Loader loader = new Loader(true) {
@Override
public void text(UnmarshallingContext.State state, CharSequence text) throws SAXException {
List<Object> r = new FinalArrayList<Object>();
int idx = 0;
int len = text.length();
while(true) {
int p = idx;
while( p<len && !WhiteSpaceProcessor.isWhiteSpace(text.charAt(p)) )
p++;
CharSequence token = text.subSequence(idx,p);
if (!token.equals(""))
try {
r.add(xducer.parse(token));
} catch (AccessorException e) {
handleGenericException(e,true);
continue; // move on to next
}
if(p==len) break; // done
while( p<len && WhiteSpaceProcessor.isWhiteSpace(text.charAt(p)) )
p++;
if(p==len) break; // done
idx = p;
}
state.setTarget(toArray(r));
}
};
private Object toArray( List list ) {
int len = list.size();
Object array = Array.newInstance(itemType,len);
for( int i=0; i<len; i++ )
Array.set(array,i,list.get(i));
return array;
}
public void serializeBody(Object array, XMLSerializer target) throws SAXException, IOException, XMLStreamException {
int len = Array.getLength(array);
for( int i=0; i<len; i++ ) {
Object item = Array.get(array,i);
try {
xducer.writeText(target,item,"arrayItem");
} catch (AccessorException e) {
target.reportError("arrayItem",e);
}
}
}
public final void serializeURIs(Object array, XMLSerializer target) throws SAXException {
if(xducer.useNamespace()) {
int len = Array.getLength(array);
for( int i=0; i<len; i++ ) {
Object item = Array.get(array,i);
try {
xducer.declareNamespace(item,target);
} catch (AccessorException e) {
target.reportError("arrayItem",e);
}
}
}
}
public final String getElementNamespaceURI(Object array) {
throw new UnsupportedOperationException();
}
public final String getElementLocalName(Object array) {
throw new UnsupportedOperationException();
}
public final Object createInstance(UnmarshallingContext context) {
throw new UnsupportedOperationException();
}
public final boolean reset(Object array, UnmarshallingContext context) {
return false;
}
public final String getId(Object array, XMLSerializer target) {
return null;
}
public final void serializeAttributes(Object array, XMLSerializer target) {
// noop
}
public final void serializeRoot(Object array, XMLSerializer target) throws SAXException {
target.reportError(
new ValidationEventImpl(
ValidationEvent.ERROR,
Messages.UNABLE_TO_MARSHAL_NON_ELEMENT.format(array.getClass().getName()),
null,
null));
}
public final Transducer getTransducer() {
return null;
}
public final Loader getLoader(JAXBContextImpl context, boolean typeSubstitutionCapable) {
// type substitution impossible
return loader;
}
}