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/*******************************************************************************
* Copyright (c) 2015 Jeff Martin.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the GNU Lesser General Public
* License v3.0 which accompanies this distribution, and is available at
* http://www.gnu.org/licenses/lgpl.html
* <p>
* Contributors:
* Jeff Martin - initial API and implementation
******************************************************************************/
package cuchaz.enigma.analysis.index;
import com.google.common.collect.HashMultimap;
import com.google.common.collect.Multimap;
import cuchaz.enigma.analysis.ParsedJar;
import cuchaz.enigma.translation.mapping.EntryResolver;
import cuchaz.enigma.translation.mapping.IndexEntryResolver;
import cuchaz.enigma.translation.representation.entry.*;
import org.objectweb.asm.ClassReader;
import org.objectweb.asm.Opcodes;
import java.util.Arrays;
import java.util.Collection;
import java.util.function.Consumer;
public class JarIndex implements JarIndexer {
private final EntryIndex entryIndex;
private final InheritanceIndex inheritanceIndex;
private final ReferenceIndex referenceIndex;
private final BridgeMethodIndex bridgeMethodIndex;
private final PackageVisibilityIndex packageVisibilityIndex;
private final EntryResolver entryResolver;
private final Collection<JarIndexer> indexers;
private final Multimap<String, MethodDefEntry> methodImplementations = HashMultimap.create();
public JarIndex(EntryIndex entryIndex, InheritanceIndex inheritanceIndex, ReferenceIndex referenceIndex, BridgeMethodIndex bridgeMethodIndex, PackageVisibilityIndex packageVisibilityIndex) {
this.entryIndex = entryIndex;
this.inheritanceIndex = inheritanceIndex;
this.referenceIndex = referenceIndex;
this.bridgeMethodIndex = bridgeMethodIndex;
this.packageVisibilityIndex = packageVisibilityIndex;
this.indexers = Arrays.asList(entryIndex, inheritanceIndex, referenceIndex, bridgeMethodIndex, packageVisibilityIndex);
this.entryResolver = new IndexEntryResolver(this);
}
public static JarIndex empty() {
EntryIndex entryIndex = new EntryIndex();
InheritanceIndex inheritanceIndex = new InheritanceIndex(entryIndex);
ReferenceIndex referenceIndex = new ReferenceIndex();
BridgeMethodIndex bridgeMethodIndex = new BridgeMethodIndex(entryIndex, inheritanceIndex, referenceIndex);
PackageVisibilityIndex packageVisibilityIndex = new PackageVisibilityIndex();
return new JarIndex(entryIndex, inheritanceIndex, referenceIndex, bridgeMethodIndex, packageVisibilityIndex);
}
public void indexJar(ParsedJar jar, Consumer<String> progress) {
progress.accept("Indexing entries (1/4)");
jar.visitReader(name -> new IndexClassVisitor(this, Opcodes.ASM5), ClassReader.SKIP_CODE);
progress.accept("Indexing entry references (2/4)");
jar.visitReader(name -> new IndexReferenceVisitor(this, Opcodes.ASM5), ClassReader.SKIP_FRAMES);
progress.accept("Finding bridge methods (3/4)");
bridgeMethodIndex.findBridgeMethods();
progress.accept("Processing index (4/4)");
processIndex(this);
}
@Override
public void processIndex(JarIndex index) {
indexers.forEach(indexer -> indexer.processIndex(index));
}
@Override
public void indexClass(ClassDefEntry classEntry) {
if (classEntry.isJre()) {
return;
}
for (ClassEntry interfaceEntry : classEntry.getInterfaces()) {
if (classEntry.equals(interfaceEntry)) {
throw new IllegalArgumentException("Class cannot be its own interface! " + classEntry);
}
}
indexers.forEach(indexer -> indexer.indexClass(classEntry));
}
@Override
public void indexField(FieldDefEntry fieldEntry) {
if (fieldEntry.getParent().isJre()) {
return;
}
indexers.forEach(indexer -> indexer.indexField(fieldEntry));
}
@Override
public void indexMethod(MethodDefEntry methodEntry) {
if (methodEntry.getParent().isJre()) {
return;
}
indexers.forEach(indexer -> indexer.indexMethod(methodEntry));
if (!methodEntry.isConstructor()) {
methodImplementations.put(methodEntry.getParent().getFullName(), methodEntry);
}
}
@Override
public void indexMethodReference(MethodDefEntry callerEntry, MethodEntry referencedEntry) {
if (callerEntry.getParent().isJre()) {
return;
}
indexers.forEach(indexer -> indexer.indexMethodReference(callerEntry, referencedEntry));
}
@Override
public void indexFieldReference(MethodDefEntry callerEntry, FieldEntry referencedEntry) {
if (callerEntry.getParent().isJre()) {
return;
}
indexers.forEach(indexer -> indexer.indexFieldReference(callerEntry, referencedEntry));
}
public EntryIndex getEntryIndex() {
return entryIndex;
}
public InheritanceIndex getInheritanceIndex() {
return this.inheritanceIndex;
}
public ReferenceIndex getReferenceIndex() {
return referenceIndex;
}
public BridgeMethodIndex getBridgeMethodIndex() {
return bridgeMethodIndex;
}
public PackageVisibilityIndex getPackageVisibilityIndex() {
return packageVisibilityIndex;
}
public EntryResolver getEntryResolver() {
return entryResolver;
}
}
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