package org.springframework.core.codec;
import java.util.Arrays;
import java.util.List;
import java.util.Map;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.reactivestreams.Publisher;
import reactor.core.publisher.Mono;
import org.springframework.core.ResolvableType;
import org.springframework.core.io.buffer.DataBuffer;
import org.springframework.lang.Nullable;
import org.springframework.util.MimeType;
public abstract class AbstractDecoder<T> implements Decoder<T> {
private final List<MimeType> decodableMimeTypes;
protected Log logger = LogFactory.getLog(getClass());
protected AbstractDecoder(MimeType... supportedMimeTypes) {
this.decodableMimeTypes = Arrays.asList(supportedMimeTypes);
}
public void setLogger(Log logger) {
this.logger = logger;
}
public Log getLogger() {
return logger;
}
@Override
public List<MimeType> getDecodableMimeTypes() {
return this.decodableMimeTypes;
}
@Override
public boolean canDecode(ResolvableType elementType, @Nullable MimeType mimeType) {
if (mimeType == null) {
return true;
}
for (MimeType candidate : this.decodableMimeTypes) {
if (candidate.isCompatibleWith(mimeType)) {
return true;
}
}
return false;
}
@Override
public Mono<T> decodeToMono(Publisher<DataBuffer> inputStream, ResolvableType elementType,
@Nullable MimeType mimeType, @Nullable Map<String, Object> hints) {
throw new UnsupportedOperationException();
}
}