org.infinispan.lucene.impl.DeleteOperation Maven / Gradle / Ivy
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Infinispan Embedded Query All-in-One module
package org.infinispan.lucene.impl;
import org.infinispan.commons.marshall.AdvancedExternalizer;
import org.infinispan.commons.util.Util;
import org.infinispan.lucene.ExternalizerIds;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectOutput;
import java.util.Set;
/**
* Delete operation associated to {@link org.infinispan.lucene.impl.FileListCacheValueDelta}
*
* @author gustavonalle
* @since 7.0
*/
public class DeleteOperation implements Operation {
private String element;
DeleteOperation(String element) {
this.element = element;
}
@Override
public void apply(Set target) {
target.remove(element);
}
String getElement() {
return element;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
DeleteOperation that = (DeleteOperation) o;
return element.equals(that.element);
}
@Override
public int hashCode() {
return element.hashCode();
}
public static class DeleteElementOperationExternalizer implements AdvancedExternalizer {
@Override
@SuppressWarnings("unchecked")
public Set> getTypeClasses() {
return Util.>asSet(DeleteOperation.class);
}
@Override
public void writeObject(ObjectOutput output, DeleteOperation deleteOperation) throws IOException {
output.writeUTF(deleteOperation.element);
}
@Override
public DeleteOperation readObject(ObjectInput input) throws IOException, ClassNotFoundException {
return new DeleteOperation(input.readUTF());
}
@Override
public Integer getId() {
return ExternalizerIds.FILE_LIST_DELTA_DEL;
}
}
}