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Add additional context information to exceptions when building a MethodDefinition object

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git-svn-id: https://smali.googlecode.com/svn/trunk@672 55b6fa8a-2a1e-11de-a435-ffa8d773f76a
This commit is contained in:
JesusFreke@JesusFreke.com 2010-03-06 06:12:09 +00:00
parent cbc21d5ece
commit 10a9518111
1 changed files with 37 additions and 29 deletions
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66
baksmali/src/main/java/org/jf/baksmali/Adaptors/MethodDefinition.java
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@ -42,6 +42,7 @@ import org.jf.dexlib.Debug.DebugInstructionIterator;
import org.jf.dexlib.Util.AccessFlags;
import org.antlr.stringtemplate.StringTemplateGroup;
import org.antlr.stringtemplate.StringTemplate;
import org.jf.dexlib.Util.ExceptionWithContext;
import org.jf.dexlib.Util.Hex;
import org.jf.dexlib.Util.SparseIntArray;
@ -61,42 +62,49 @@ public class MethodDefinition {
private final int registerCount;
public MethodDefinition(StringTemplateGroup stg, ClassDataItem.EncodedMethod encodedMethod) {
this.stg = stg;
this.encodedMethod = encodedMethod;
//TODO: what about try/catch blocks inside the dead code? those will need to be commented out too. ugh.
if (encodedMethod.codeItem != null) {
methodAnalyzer = new MethodAnalyzer(encodedMethod, baksmali.deodex);
List<AnalyzedInstruction> instructions = methodAnalyzer.getInstructions();
try {
this.stg = stg;
this.encodedMethod = encodedMethod;
packedSwitchMap = new SparseIntArray(1);
sparseSwitchMap = new SparseIntArray(1);
instructionMap = new SparseIntArray(instructions.size());
//TODO: what about try/catch blocks inside the dead code? those will need to be commented out too. ugh.
registerCount = encodedMethod.codeItem.getRegisterCount();
if (encodedMethod.codeItem != null) {
methodAnalyzer = new MethodAnalyzer(encodedMethod, baksmali.deodex);
List<AnalyzedInstruction> instructions = methodAnalyzer.getInstructions();
int currentCodeAddress = 0;
for (int i=0; i<instructions.size(); i++) {
AnalyzedInstruction instruction = instructions.get(i);
if (instruction.getInstruction().opcode == Opcode.PACKED_SWITCH) {
packedSwitchMap.append(
currentCodeAddress + ((OffsetInstruction)instruction.getInstruction()).getTargetAddressOffset(),
currentCodeAddress);
} else if (instruction.getInstruction().opcode == Opcode.SPARSE_SWITCH) {
sparseSwitchMap.append(
currentCodeAddress + ((OffsetInstruction)instruction.getInstruction()).getTargetAddressOffset(),
currentCodeAddress);
packedSwitchMap = new SparseIntArray(1);
sparseSwitchMap = new SparseIntArray(1);
instructionMap = new SparseIntArray(instructions.size());
registerCount = encodedMethod.codeItem.getRegisterCount();
int currentCodeAddress = 0;
for (int i=0; i<instructions.size(); i++) {
AnalyzedInstruction instruction = instructions.get(i);
if (instruction.getInstruction().opcode == Opcode.PACKED_SWITCH) {
packedSwitchMap.append(
currentCodeAddress + ((OffsetInstruction)instruction.getInstruction()).getTargetAddressOffset(),
currentCodeAddress);
} else if (instruction.getInstruction().opcode == Opcode.SPARSE_SWITCH) {
sparseSwitchMap.append(
currentCodeAddress + ((OffsetInstruction)instruction.getInstruction()).getTargetAddressOffset(),
currentCodeAddress);
}
instructionMap.append(currentCodeAddress, i);
currentCodeAddress += instruction.getInstruction().getSize(currentCodeAddress);
}
instructionMap.append(currentCodeAddress, i);
currentCodeAddress += instruction.getInstruction().getSize(currentCodeAddress);
} else {
packedSwitchMap = null;
sparseSwitchMap = null;
instructionMap = null;
methodAnalyzer = null;
registerCount = 0;
}
} else {
packedSwitchMap = null;
sparseSwitchMap = null;
instructionMap = null;
methodAnalyzer = null;
registerCount = 0;
}catch (Exception ex) {
throw ExceptionWithContext.withContext(ex, String.format("Error while processing method %s",
encodedMethod.method.getMethodString()));
}
}