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98 lines
2.9 KiB
98 lines
2.9 KiB
//==============================================================================
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//
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// Copyright (c) 2016-
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// Authors:
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// * Joachim Klein <klein@tcs.inf.tu-dresden.de> (TU Dresden)
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//
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//------------------------------------------------------------------------------
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//
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// This file is part of PRISM.
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//
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// PRISM is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// PRISM is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with PRISM; if not, write to the Free Software Foundation,
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// Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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//
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//==============================================================================
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package explicit.graphviz;
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import java.util.Collections;
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import java.util.List;
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import explicit.rewards.MCRewards;
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import explicit.rewards.MDPRewards;
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import explicit.rewards.StateRewards;
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/**
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* A decorator that attaches state rewards
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* to the labels of nodes, according to the
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* given reward structure(s).
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*/
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public class ShowStateRewardsDecorator implements Decorator
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{
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/** List of state reward structures */
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private List<StateRewards> rewards;
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/** Output state rewards even if they are all zero for a state? */
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private boolean showAllZero;
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/** Constructor, single reward structure */
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public ShowStateRewardsDecorator(explicit.rewards.StateRewards rewards, boolean showZero)
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{
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this(Collections.singletonList(rewards), showZero);
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}
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/** Constructor, multiple reward structures */
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public ShowStateRewardsDecorator(List<explicit.rewards.StateRewards> rewards, boolean showAllZero)
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{
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this.rewards = rewards;
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this.showAllZero = showAllZero;
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}
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/** Attach state rewards for the given state */
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@Override
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public Decoration decorateState(int state, Decoration d)
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{
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boolean allZero = true;
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for (StateRewards rew : rewards) {
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double reward = 0;
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if (rew instanceof MCRewards) {
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reward = ((MCRewards) rewards).getStateReward(state);
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} else if (rew instanceof MDPRewards) {
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reward = ((MDPRewards) rewards).getStateReward(state);
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}
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if (reward != 0) {
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allZero = false;
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break;
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}
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}
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if (allZero && !showAllZero)
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return d;
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String values = "";
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for (StateRewards rew : rewards) {
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double reward = 0;
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if (rew instanceof MCRewards) {
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reward = ((MCRewards) rewards).getStateReward(state);
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} else if (rew instanceof MDPRewards) {
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reward = ((MDPRewards) rewards).getStateReward(state);
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}
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if (!values.isEmpty())
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values += ",";
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values += reward;
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}
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d.labelAddBelow(values);
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return d;
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}
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}
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