com.android.dx.dex.file.MemberIdsSection Maven / Gradle / Ivy
/*
* Copyright (C) 2007 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.dx.dex.file;
import com.android.dex.DexFormat;
import com.android.dex.DexIndexOverflowException;
import java.util.Formatter;
import java.util.Map;
import java.util.TreeMap;
import java.util.concurrent.atomic.AtomicInteger;
/**
* Member (field or method) refs list section of a {@code .dex} file.
*/
public abstract class MemberIdsSection extends UniformItemSection {
/**
* Constructs an instance. The file offset is initially unknown.
*
* @param name {@code null-ok;} the name of this instance, for annotation
* purposes
* @param file {@code non-null;} file that this instance is part of
*/
public MemberIdsSection(String name, DexFile file) {
super(name, file, 4);
}
/** {@inheritDoc} */
@Override
protected void orderItems() {
int idx = 0;
if (items().size() > DexFormat.MAX_MEMBER_IDX + 1) {
throw new DexIndexOverflowException(getTooManyMembersMessage());
}
for (Object i : items()) {
((MemberIdItem) i).setIndex(idx);
idx++;
}
}
private String getTooManyMembersMessage() {
Map membersByPackage = new TreeMap();
for (Object member : items()) {
String packageName = ((MemberIdItem) member).getDefiningClass().getPackageName();
AtomicInteger count = membersByPackage.get(packageName);
if (count == null) {
count = new AtomicInteger();
membersByPackage.put(packageName, count);
}
count.incrementAndGet();
}
Formatter formatter = new Formatter();
try {
String memberType = this instanceof MethodIdsSection ? "method" : "field";
formatter.format("Too many %1$s references to fit in one dex file: %2$d; max is %3$d.%n" +
"You may try using multi-dex. If multi-dex is enabled then the list of " +
"classes for the main dex list is too large.%n" +
"References by package:",
memberType, items().size(), DexFormat.MAX_MEMBER_IDX + 1);
for (Map.Entry entry : membersByPackage.entrySet()) {
formatter.format("%n%6d %s", entry.getValue().get(), entry.getKey());
}
return formatter.toString();
} finally {
formatter.close();
}
}
}