153 lines
3.4 KiB
Java
153 lines
3.4 KiB
Java
/*******************************************************************************
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* Copyright (c) 2023 MINRES Technologies GmbH
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* All rights reserved. This program and the accompanying materials
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* are made available under the terms of the Eclipse Public License v1.0
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* which accompanies this distribution, and is available at
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* http://www.eclipse.org/legal/epl-v10.html
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*
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* Contributors:
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* IT Just working - initial API and implementation
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*******************************************************************************/
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package com.minres.scviewer.database.ftr;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.List;
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import com.minres.scviewer.database.IWaveform;
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import com.minres.scviewer.database.RelationType;
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import com.minres.scviewer.database.tx.ITx;
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import com.minres.scviewer.database.tx.ITxAttribute;
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import com.minres.scviewer.database.tx.ITxRelation;
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/**
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* The Class TxRelation.
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*/
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class TxRelation implements ITxRelation {
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/** The loader. */
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final FtrDbLoader loader;
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/** The scv relation. */
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final FtrRelation scvRelation;
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/**
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* Instantiates a new tx relation.
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*
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* @param loader the loader
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* @param scvRelation the scv relation
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*/
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public TxRelation(FtrDbLoader loader, FtrRelation scvRelation) {
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this.loader = loader;
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this.scvRelation = scvRelation;
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}
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/**
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* Gets the relation type.
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*
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* @return the relation type
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*/
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@Override
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public RelationType getRelationType() {
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return scvRelation.relationType;
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}
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/**
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* Gets the source.
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*
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* @return the source
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*/
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@Override
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public ITx getSource() {
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ITx tx = loader.getTransaction(scvRelation.source);
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if(tx!=null) return tx;
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return new TxFacade(scvRelation.source_fiber, scvRelation.source);
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}
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/**
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* Gets the target.
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*
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* @return the target
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*/
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@Override
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public ITx getTarget() {
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ITx tx = loader.getTransaction(scvRelation.target);
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if(tx!=null) return tx;
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return new TxFacade(scvRelation.target_fiber, scvRelation.target);
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}
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private class TxFacade implements ITx {
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final long fiberId;
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final long txId;
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ITx tx = null;
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public TxFacade(long fiberId, long txId) {
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this.fiberId = fiberId;
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this.txId=txId;
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}
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@Override
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public int compareTo(ITx o) {
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return tx==null?-1:tx.compareTo(o);
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}
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@Override
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public long getId() {
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return txId;
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}
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@Override
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public IWaveform getStream() {
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if(tx==null) {
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TxStream fiber = loader.txStreams.get(fiberId);
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fiber.loadStream();
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tx = loader.getTransaction(txId);
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return loader.txStreams.get(fiberId);
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} else
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return tx.getStream();
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}
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@Override
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public IWaveform getGenerator() {
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if(tx==null) {
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loader.txStreams.get(fiberId).loadStream();
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tx = loader.getTransaction(txId);
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}
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return tx.getGenerator();
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}
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@Override
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public long getBeginTime() {
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return tx==null?-1:tx.getBeginTime();
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}
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@Override
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public long getEndTime() {
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return tx==null?-1:tx.getBeginTime();
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}
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@Override
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public List<ITxAttribute> getAttributes() {
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return tx==null?new ArrayList<>():tx.getAttributes();
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}
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@Override
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public Collection<ITxRelation> getIncomingRelations() {
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return tx==null?new ArrayList<>():tx.getIncomingRelations();
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}
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@Override
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public Collection<ITxRelation> getOutgoingRelations() {
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return tx==null?new ArrayList<>():tx.getOutgoingRelations();
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}
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@Override
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public String toString() {
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return tx==null?("tx#" + getId() + "[not available]"):tx.toString();
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}
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}
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}
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