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[DEX] Detail dalvik annotation signature processing
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165 changes: 165 additions & 0 deletions
165
src/main/java/com/reandroid/dex/key/DalvikSignatureKey.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,165 @@ | ||
| /* | ||
| * Copyright (C) 2022 github.com/REAndroid | ||
| * | ||
| * 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.reandroid.dex.key; | ||
|
|
||
| import com.reandroid.dex.smali.SmaliReader; | ||
| import com.reandroid.utils.CompareUtil; | ||
| import com.reandroid.utils.ObjectsUtil; | ||
| import com.reandroid.utils.StringsUtil; | ||
| import com.reandroid.utils.collection.ArrayCollection; | ||
| import com.reandroid.utils.collection.CombiningIterator; | ||
| import com.reandroid.utils.collection.IterableIterator; | ||
|
|
||
| import java.io.IOException; | ||
| import java.util.Iterator; | ||
|
|
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| public class DalvikSignatureKey implements Key { | ||
|
|
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| private final ArrayKey elements; | ||
|
|
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| private DalvikSignatureKey(ArrayKey elements) { | ||
| this.elements = elements; | ||
| } | ||
|
|
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| public Iterator<ParameterisedTypeKey> iterator() { | ||
| return ObjectsUtil.cast(getElements().iterator()); | ||
| } | ||
| public int size() { | ||
| return getElements().size(); | ||
| } | ||
| public ParameterisedTypeKey get(int i) { | ||
| return (ParameterisedTypeKey) getElements().get(i); | ||
| } | ||
|
|
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| private ArrayKey getElements() { | ||
| return elements; | ||
| } | ||
| private DalvikSignatureKey changeElements(ArrayKey elements) { | ||
| if (getElements().equals(elements)) { | ||
| return this; | ||
| } | ||
| return new DalvikSignatureKey(elements); | ||
| } | ||
|
|
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| public Iterator<TypeKey> getTypes() { | ||
| return new IterableIterator<ParameterisedTypeKey, TypeKey>(iterator()) { | ||
| @Override | ||
| public Iterator<TypeKey> iterator(ParameterisedTypeKey element) { | ||
| return element.getTypes(); | ||
| } | ||
| }; | ||
| } | ||
|
|
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| public ArrayValueKey toStringValues() { | ||
| SignatureStringsBuilder builder = new SignatureStringsBuilder(); | ||
| ArrayKey elements = getElements(); | ||
| int size = elements.size(); | ||
| for (int i = 0; i < size; i++) { | ||
| ParameterisedTypeKey key = (ParameterisedTypeKey) elements.get(i); | ||
| key.buildSignature(builder); | ||
| } | ||
| builder.flush(); | ||
| return builder.build(); | ||
| } | ||
|
|
||
| @Override | ||
| public DalvikSignatureKey replaceKey(Key search, Key replace) { | ||
| if (search.equals(this)) { | ||
| return (DalvikSignatureKey) replace; | ||
| } | ||
| ArrayKey arrayKey = getElements(); | ||
| arrayKey = arrayKey.replaceKey(search, replace); | ||
| return changeElements(arrayKey); | ||
| } | ||
|
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| @Override | ||
| public Iterator<? extends Key> mentionedKeys() { | ||
| return CombiningIterator.singleOne(this, | ||
| new IterableIterator<ParameterisedTypeKey, Key>(iterator()) { | ||
| @Override | ||
| public Iterator<Key> iterator(ParameterisedTypeKey element) { | ||
| return ObjectsUtil.cast(element.mentionedKeys()); | ||
| } | ||
| }); | ||
| } | ||
|
|
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| @Override | ||
| public int compareTo(Object obj) { | ||
| if (obj == null) { | ||
| return -1; | ||
| } | ||
| if (!(obj instanceof DalvikSignatureKey)) { | ||
| return StringsUtil.compareToString(this, obj); | ||
| } | ||
| DalvikSignatureKey key = (DalvikSignatureKey) obj; | ||
| return CompareUtil.compare(getElements(), key.getElements()); | ||
| } | ||
|
|
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| @Override | ||
| public boolean equals(Object obj) { | ||
| if (this == obj) { | ||
| return true; | ||
| } | ||
| if (!(obj instanceof DalvikSignatureKey)) { | ||
| return false; | ||
| } | ||
| DalvikSignatureKey that = (DalvikSignatureKey) obj; | ||
| return ObjectsUtil.equals(getElements(), that.getElements()); | ||
| } | ||
|
|
||
| @Override | ||
| public int hashCode() { | ||
| return ObjectsUtil.hash(getElements()); | ||
| } | ||
| @Override | ||
| public String toString() { | ||
| StringBuilder builder = new StringBuilder(); | ||
| ArrayKey elements = getElements(); | ||
| int size = elements.size(); | ||
| for (int i = 0; i < size; i ++) { | ||
| ((ParameterisedTypeKey) elements.get(i)).appendString(builder); | ||
| } | ||
| return builder.toString(); | ||
| } | ||
|
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| public static DalvikSignatureKey parseAnnotationValue(ArrayValueKey stringsKey) { | ||
| if (stringsKey != null) { | ||
| return parse(StringsUtil.join(stringsKey.stringValuesIterator(), "")); | ||
| } | ||
| return null; | ||
| } | ||
| public static DalvikSignatureKey parse(String text) { | ||
| try { | ||
| return read(SmaliReader.of(text)); | ||
| } catch (IOException ignored) { | ||
| return null; | ||
| } | ||
| } | ||
| public static DalvikSignatureKey read(SmaliReader reader) throws IOException { | ||
| reader.skipWhitespacesOrComment(); | ||
| Key[] elements = parseElements(reader); | ||
| return new DalvikSignatureKey(ArrayKey.create(elements)); | ||
| } | ||
| private static Key[] parseElements(SmaliReader reader) throws IOException { | ||
| ArrayCollection<ParameterisedTypeKey> keyList = new ArrayCollection<>(); | ||
| while (!reader.finished() && !reader.skipWhitespaces()) { | ||
| ParameterisedTypeKey typeKey = ParameterisedTypeKey.read(reader); | ||
| keyList.add(typeKey); | ||
| } | ||
| return keyList.toArrayFill(new Key[keyList.size()]); | ||
| } | ||
|
|
||
| } |
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