import org.jf.baksmali.Adaptors.RegisterFormatter; //导入依赖的package包/类
public static DebugMethodItem build(RegisterFormatter registerFormatter, DebugItem debugItem) {
    int codeAddress = debugItem.getCodeAddress();
    switch (debugItem.getDebugItemType()) {
        case DebugItemType.START_LOCAL:
            return new StartLocalMethodItem(codeAddress, -1, registerFormatter, (StartLocal)debugItem);
        case DebugItemType.END_LOCAL:
            return new EndLocalMethodItem(codeAddress, -1, registerFormatter, (EndLocal)debugItem);
        case DebugItemType.RESTART_LOCAL:
            return new RestartLocalMethodItem(codeAddress, -1, registerFormatter, (RestartLocal)debugItem);
        case DebugItemType.EPILOGUE_BEGIN:
            return new BeginEpilogueMethodItem(codeAddress, -4);
        case DebugItemType.PROLOGUE_END:
            return new EndPrologueMethodItem(codeAddress, -4);
        case DebugItemType.SET_SOURCE_FILE:
            return new SetSourceFileMethodItem(codeAddress, -3, (SetSourceFile)debugItem);
        case DebugItemType.LINE_NUMBER:
            return new LineNumberMethodItem(codeAddress, -2, (LineNumber)debugItem);
        default:
            throw new ExceptionWithContext("Invalid debug item type: %d", debugItem.getDebugItemType());
    }
}
 

import org.jf.baksmali.Adaptors.RegisterFormatter; //导入依赖的package包/类
protected void writeInvokeRangeRegisters(IndentingWriter writer) throws IOException {
    RegisterRangeInstruction instruction = (RegisterRangeInstruction)this.instruction;

    int regCount = instruction.getRegCount();
    if (regCount == 0) {
        writer.write("{}");
    } else {
        int startRegister = instruction.getStartRegister();
        RegisterFormatter.writeRegisterRange(writer, codeItem, startRegister, startRegister+regCount-1);
    }
}
 

import org.jf.baksmali.Adaptors.RegisterFormatter; //导入依赖的package包/类
public EndLocalMethodItem(int codeAddress, int sortOrder, @Nonnull RegisterFormatter registerFormatter,
                            @Nonnull EndLocal endLocal) {
    super(codeAddress, sortOrder);
    this.endLocal = endLocal;
    this.registerFormatter = registerFormatter;
}
 

import org.jf.baksmali.Adaptors.RegisterFormatter; //导入依赖的package包/类
public RestartLocalMethodItem(int codeAddress, int sortOrder, @Nonnull RegisterFormatter registerFormatter,
                          @Nonnull RestartLocal restartLocal) {
    super(codeAddress, sortOrder);
    this.restartLocal = restartLocal;
    this.registerFormatter = registerFormatter;
}
 

import org.jf.baksmali.Adaptors.RegisterFormatter; //导入依赖的package包/类
public StartLocalMethodItem(int codeAddress, int sortOrder, @Nonnull RegisterFormatter registerFormatter,
                            @Nonnull StartLocal startLocal) {
    super(codeAddress, sortOrder);
    this.startLocal = startLocal;
    this.registerFormatter = registerFormatter;
}
 

import org.jf.baksmali.Adaptors.RegisterFormatter; //导入依赖的package包/类
protected void writeRegister(IndentingWriter writer, int registerNumber) throws IOException {
    RegisterFormatter.writeTo(writer, codeItem, registerNumber);
}