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refactor(deobf): split deobfuscation conditions (#2040)
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31 changes: 31 additions & 0 deletions
31
jadx-core/src/main/java/jadx/api/deobf/IDeobfCondition.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,31 @@ | ||
| package jadx.api.deobf; | ||
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| import jadx.api.deobf.impl.CombineDeobfConditions; | ||
| import jadx.core.dex.nodes.ClassNode; | ||
| import jadx.core.dex.nodes.FieldNode; | ||
| import jadx.core.dex.nodes.MethodNode; | ||
| import jadx.core.dex.nodes.PackageNode; | ||
| import jadx.core.dex.nodes.RootNode; | ||
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| /** | ||
| * Utility interface to simplify merging several rename conditions to build {@link IRenameCondition} | ||
| * instance with {@link CombineDeobfConditions#combine(IDeobfCondition...)}. | ||
| */ | ||
| public interface IDeobfCondition { | ||
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| enum Action { | ||
| NO_ACTION, | ||
| FORCE_RENAME, | ||
| FORBID_RENAME, | ||
| } | ||
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| void init(RootNode root); | ||
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| Action check(PackageNode pkg); | ||
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| Action check(ClassNode cls); | ||
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| Action check(FieldNode fld); | ||
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| Action check(MethodNode mth); | ||
| } |
73 changes: 73 additions & 0 deletions
73
jadx-core/src/main/java/jadx/api/deobf/impl/CombineDeobfConditions.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,73 @@ | ||
| package jadx.api.deobf.impl; | ||
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| import java.util.Arrays; | ||
| import java.util.List; | ||
| import java.util.function.Function; | ||
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| import jadx.api.deobf.IDeobfCondition; | ||
| import jadx.api.deobf.IRenameCondition; | ||
| import jadx.core.dex.nodes.ClassNode; | ||
| import jadx.core.dex.nodes.FieldNode; | ||
| import jadx.core.dex.nodes.MethodNode; | ||
| import jadx.core.dex.nodes.PackageNode; | ||
| import jadx.core.dex.nodes.RootNode; | ||
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| public class CombineDeobfConditions implements IRenameCondition { | ||
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| public static IRenameCondition combine(List<IDeobfCondition> conditions) { | ||
| return new CombineDeobfConditions(conditions); | ||
| } | ||
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| public static IRenameCondition combine(IDeobfCondition... conditions) { | ||
| return new CombineDeobfConditions(Arrays.asList(conditions)); | ||
| } | ||
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| private final List<IDeobfCondition> conditions; | ||
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| private CombineDeobfConditions(List<IDeobfCondition> conditions) { | ||
| if (conditions == null || conditions.isEmpty()) { | ||
| throw new IllegalArgumentException("Conditions list can't be empty"); | ||
| } | ||
| this.conditions = conditions; | ||
| } | ||
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| private boolean combineFunc(Function<IDeobfCondition, IDeobfCondition.Action> check) { | ||
| for (IDeobfCondition c : conditions) { | ||
| switch (check.apply(c)) { | ||
| case NO_ACTION: | ||
| // ignore | ||
| break; | ||
| case FORCE_RENAME: | ||
| return true; | ||
| case FORBID_RENAME: | ||
| return false; | ||
| } | ||
| } | ||
| return false; | ||
| } | ||
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| @Override | ||
| public void init(RootNode root) { | ||
| conditions.forEach(c -> c.init(root)); | ||
| } | ||
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| @Override | ||
| public boolean shouldRename(PackageNode pkg) { | ||
| return combineFunc(c -> c.check(pkg)); | ||
| } | ||
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| @Override | ||
| public boolean shouldRename(ClassNode cls) { | ||
| return combineFunc(c -> c.check(cls)); | ||
| } | ||
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| @Override | ||
| public boolean shouldRename(FieldNode fld) { | ||
| return combineFunc(c -> c.check(fld)); | ||
| } | ||
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| @Override | ||
| public boolean shouldRename(MethodNode mth) { | ||
| return combineFunc(c -> c.check(mth)); | ||
| } | ||
| } |
103 changes: 0 additions & 103 deletions
103
jadx-core/src/main/java/jadx/core/deobf/DeobfCondition.java
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