package com.coderising.jvm.attr;
import java.util.ArrayList;
import java.util.List;
import com.coderising.jvm.loader.ByteCodeIterator;
public class LocalVariableTable extends AttributeInfo{
List<LocalVariableItem> items = new ArrayList<LocalVariableItem>();
public LocalVariableTable(int attrNameIndex, int attrLen) {
super(attrNameIndex, attrLen);
}
private void addLocalVariableItem(LocalVariableItem item) {
this.items.add(item);
}
public static LocalVariableTable parse(ByteCodeIterator iter){
int nameIndex = iter.nextU2ToInt();
int attrLen = iter.nextU4ToInt();
LocalVariableTable localVariableTable = new LocalVariableTable(nameIndex,attrLen);
int tableLen = iter.nextU2ToInt();
for (int i = 0; i < tableLen; i++) {
int startPC = iter.nextU2ToInt();
int len = iter.nextU2ToInt();
int nameindex = iter.nextU2ToInt();
int descrIndex = iter.nextU2ToInt();
int index = iter.nextU2ToInt();
LocalVariableItem item = new LocalVariableItem();
item.setStartPC(startPC);
item.setNameIndex(nameindex);
item.setLength(len);
item.setDescIndex(descrIndex);
item.setIndex(index);
localVariableTable.addLocalVariableItem(item);
}
return localVariableTable;
}
}