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PersistableList.java
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PersistableList.java
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/*
* This file is part of Bisq.
*
* Bisq is free software: you can redistribute it and/or modify it
* under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or (at
* your option) any later version.
*
* Bisq is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public
* License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with Bisq. If not, see <http://www.gnu.org/licenses/>.
*/
package bisq.common.proto.persistable;
import com.google.protobuf.Message;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.function.Function;
import java.util.stream.Stream;
import lombok.EqualsAndHashCode;
import lombok.Getter;
import lombok.Setter;
import lombok.experimental.Delegate;
@EqualsAndHashCode
public class PersistableList<T extends PersistablePayload> implements PersistableEnvelope, Iterable<T> {
@Delegate(excludes = ExcludesDelegateMethods.class)
@Getter
@Setter
private List<T> list;
@Setter
private Function<List<T>, Message> toProto;
public PersistableList() {
list = new ArrayList<>();
}
public PersistableList(List<T> list) {
this.list = list;
}
public PersistableList(List<T> list, Function<List<T>, Message> toProto) {
this(list);
this.toProto = toProto;
}
public PersistableList(HashSet<T> set) {
this(new ArrayList<>(set));
}
public PersistableList(HashSet<T> set, Function<List<T>, Message> toProto) {
this(set);
this.toProto = toProto;
}
// this.stream() does not compile for unknown reasons, so add that manual delegate method
public Stream<T> stream() {
return list.stream();
}
@Override
public Message toProtoMessage() {
return toProto.apply(list);
}
private interface ExcludesDelegateMethods<T> {
Stream<T> stream();
}
}