94 lines
3.0 KiB
Java
94 lines
3.0 KiB
Java
/*
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* Minecraft Forge
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* Copyright (c) 2016-2018.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation version 2.1
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* of the License.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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package net.minecraftforge.fml.common.toposort;
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import java.util.Set;
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import net.minecraft.client.gui.GuiScreen;
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import net.minecraftforge.api.distmarker.Dist;
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import net.minecraftforge.api.distmarker.OnlyIn;
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import net.minecraftforge.fml.ModContainer;
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import net.minecraftforge.fml.client.IDisplayableError;
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import net.minecraftforge.fml.client.gui.GuiSortingProblem;
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import net.minecraftforge.fml.common.EnhancedRuntimeException;
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import net.minecraftforge.fml.common.EnhancedRuntimeException.WrappedPrintStream;
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public class ModSortingException extends EnhancedRuntimeException implements IDisplayableError
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{
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private static final long serialVersionUID = 1L;
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public class SortingExceptionData<T>
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{
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public SortingExceptionData(T node, Set<T> visitedNodes)
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{
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this.firstBadNode = node;
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this.visitedNodes = visitedNodes;
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}
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private T firstBadNode;
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private Set<T> visitedNodes;
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public T getFirstBadNode()
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{
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return firstBadNode;
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}
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public Set<T> getVisitedNodes()
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{
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return visitedNodes;
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}
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}
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private SortingExceptionData<?> sortingExceptionData;
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public <T> ModSortingException(String string, T node, Set<T> visitedNodes)
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{
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super(string);
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this.sortingExceptionData = new SortingExceptionData<>(node, visitedNodes);
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}
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@SuppressWarnings("unchecked")
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public <T> SortingExceptionData<T> getExceptionData()
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{
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return (SortingExceptionData<T>) sortingExceptionData;
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}
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@Override
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protected void printStackTrace(WrappedPrintStream stream)
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{
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SortingExceptionData<ModContainer> exceptionData = getExceptionData();
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stream.println("A dependency cycle was detected in the input mod set so an ordering cannot be determined");
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stream.println("The first mod in the cycle is " + exceptionData.getFirstBadNode());
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stream.println("The mod cycle involves:");
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for (ModContainer mc : exceptionData.getVisitedNodes())
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{/* TODO Mod dependencies
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stream.println(String.format("\t%s : before: %s, after: %s", mc.toString(), mc.getDependants(), mc.getDependencies()));
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*/}
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}
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@Override
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@OnlyIn(Dist.CLIENT)
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public GuiScreen createGui()
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{
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return new GuiSortingProblem(this);
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}
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}
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