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*
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*/
package com.sun.jersey.server.impl.model.parameter.multivalued;
import com.sun.jersey.api.container.ContainerException;
import com.sun.jersey.api.model.Parameter;
import com.sun.jersey.impl.ImplMessages;
import com.sun.jersey.core.reflection.ReflectionHelper;
import com.sun.jersey.core.reflection.ReflectionHelper.TypeClassPair;
import com.sun.jersey.spi.StringReader;
import com.sun.jersey.spi.StringReaderWorkers;
import java.lang.annotation.Annotation;
import java.lang.reflect.Method;
import java.lang.reflect.Type;
import java.util.List;
import java.util.Set;
import java.util.SortedSet;
/**
*
* @author Paul.Sandoz@Sun.Com
*/
public final class MultivaluedParameterExtractorFactory implements MultivaluedParameterExtractorProvider {
private final StringReaderWorkers w;
public MultivaluedParameterExtractorFactory(StringReaderWorkers w) {
this.w = w;
}
public MultivaluedParameterExtractor getWithoutDefaultValue(Parameter p) {
return process(
w,
null,
p.getParameterClass(),
p.getParameterType(),
p.getAnnotations(),
p.getSourceName());
}
public MultivaluedParameterExtractor get(Parameter p) {
return process(
w,
p.getDefaultValue(),
p.getParameterClass(),
p.getParameterType(),
p.getAnnotations(),
p.getSourceName());
}
private MultivaluedParameterExtractor process(
StringReaderWorkers w,
String defaultValue,
Class<?> parameter,
Type parameterType,
Annotation[] annotations,
String parameterName) {
if (parameter == List.class ||
parameter == Set.class ||
parameter == SortedSet.class) {
// Get the generic type of the list
// If none default to String
final TypeClassPair tcp = ReflectionHelper.getTypeArgumentAndClass(parameterType);
if (tcp == null || tcp.c == String.class) {
return CollectionStringExtractor.getInstance(
parameter, parameterName, defaultValue);
} else {
final StringReader sr = w.getStringReader(tcp.c, tcp.t, annotations);
if (sr == null)
return null;
try {
return CollectionStringReaderExtractor.getInstance(
parameter, sr, parameterName, defaultValue);
} catch (Exception e) {
throw new ContainerException("Could not process parameter type " + parameter, e);
}
}
} else if (parameter == String.class) {
return new StringExtractor(parameterName, defaultValue);
} else if (parameter.isPrimitive()) {
// Convert primitive to wrapper class
parameter = PrimitiveMapper.primitiveToClassMap.get(parameter);
if (parameter == null) {
// Primitive type not supported
return null;
}
// Check for static valueOf(String )
Method valueOf = ReflectionHelper.getValueOfStringMethod(parameter);
if (valueOf != null) {
try {
Object defaultDefaultValue = PrimitiveMapper.primitiveToDefaultValueMap.get(parameter);
return new PrimitiveValueOfExtractor(valueOf, parameterName,
defaultValue, defaultDefaultValue);
} catch (Exception e) {
throw new ContainerException(ImplMessages.DEFAULT_COULD_NOT_PROCESS_METHOD(defaultValue, valueOf));
}
}
} else {
final StringReader sr = w.getStringReader(parameter, parameterType, annotations);
if (sr == null)
return null;
try {
return new StringReaderExtractor(sr, parameterName, defaultValue);
} catch (Exception e) {
throw new ContainerException("Could not process parameter type " + parameter, e);
}
}
return null;
}
}