package org.infinispan.lucene.impl;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectOutput;
import java.util.Collections;
import java.util.Set;
import org.infinispan.commons.marshall.AdvancedExternalizer;
import org.infinispan.lucene.ExternalizerIds;
/**
* Add operation associated to {@link org.infinispan.lucene.impl.FileListCacheValueDelta}
*
* @author gustavonalle
* @since 7.0
*/
public class AddOperation implements Operation {
private final String element;
AddOperation(String element) {
this.element = element;
}
@Override
public void apply(Set<String> target) {
target.add(element);
}
String getElement() {
return element;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
AddOperation that = (AddOperation) o;
return element.equals(that.element);
}
@Override
public int hashCode() {
return element.hashCode();
}
public static class AddOperationExternalizer implements AdvancedExternalizer<AddOperation> {
@Override
public void writeObject(ObjectOutput output, AddOperation addOperation) throws IOException {
output.writeUTF(addOperation.element);
}
@Override
public AddOperation readObject(ObjectInput input) throws IOException, ClassNotFoundException {
return new AddOperation(input.readUTF());
}
@Override
public Set<Class<? extends AddOperation>> getTypeClasses() {
return Collections.singleton(AddOperation.class);
}
@Override
public Integer getId() {
return ExternalizerIds.FILE_LIST_DELTA_ADD;
}
}
}