| /* |
| * Copyright (C) 2017 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.dx.rop.cst.CstCallSite; |
| import com.android.dx.rop.cst.CstCallSiteRef; |
| import com.android.dx.util.AnnotatedOutput; |
| import com.android.dx.util.Hex; |
| |
| /** |
| * Representation of a call site reference in a DEX file. |
| */ |
| public final class CallSiteIdItem extends IndexedItem implements Comparable { |
| |
| /** The item size when placed in a DEX file. */ |
| private static final int ITEM_SIZE = 4; |
| |
| /** {@code non-null;} The call site represented by this identifier. */ |
| final CstCallSiteRef invokeDynamicRef; |
| |
| CallSiteItem data; |
| |
| /** |
| * Constructs an instance. |
| * |
| * @param invokeDynamicRef {@code non-null;} The call site to represent in the DEX file. |
| */ |
| public CallSiteIdItem(CstCallSiteRef invokeDynamicRef) { |
| this.invokeDynamicRef = invokeDynamicRef; |
| this.data = null; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public ItemType itemType() { |
| return ItemType.TYPE_CALL_SITE_ID_ITEM; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public int writeSize() { |
| return ITEM_SIZE; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public void addContents(DexFile file) { |
| CstCallSite callSite = invokeDynamicRef.getCallSite(); |
| CallSiteIdsSection callSiteIds = file.getCallSiteIds(); |
| CallSiteItem callSiteItem = callSiteIds.getCallSiteItem(callSite); |
| if (callSiteItem == null) { |
| MixedItemSection byteData = file.getByteData(); |
| callSiteItem = new CallSiteItem(callSite); |
| byteData.add(callSiteItem); |
| callSiteIds.addCallSiteItem(callSite, callSiteItem); |
| } |
| this.data = callSiteItem; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public void writeTo(DexFile file, AnnotatedOutput out) { |
| int offset = data.getAbsoluteOffset(); |
| if (out.annotates()) { |
| out.annotate(0, indexString() + ' ' + invokeDynamicRef.toString()); |
| out.annotate(4, "call_site_off: " + Hex.u4(offset)); |
| } |
| out.writeInt(offset); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public int compareTo(Object o) { |
| CallSiteIdItem other = (CallSiteIdItem) o; |
| return invokeDynamicRef.compareTo(other.invokeDynamicRef); |
| } |
| } |