Exemple #1
0
  public void replaceIndex2BodyList(Map<Object, List<Object>> index2BodyList) {
    this.index2BodyList = index2BodyList;

    subBodies = new ArrayList<Object>();
    Iterator<Object> it = indexList.iterator();
    while (it.hasNext()) {
      List body = index2BodyList.get(it.next());

      if (body != null) subBodies.add(body);
    }
  }
Exemple #2
0
  public void toString(UnitPrinter up) {
    label_toString(up);

    up.literal("switch");
    up.literal(" ");
    up.literal("(");
    keyBox.toString(up);
    up.literal(")");
    up.newline();

    up.literal("{");
    up.newline();

    Iterator<Object> it = indexList.iterator();
    while (it.hasNext()) {

      Object index = it.next();

      up.incIndent();

      if (index instanceof String) up.literal("default");
      else {
        up.literal("case");
        up.literal(" ");
        up.literal(index.toString());
      }

      up.literal(":");
      up.newline();

      List<Object> subBody = index2BodyList.get(index);

      if (subBody != null) {
        up.incIndent();
        body_toString(up, subBody);

        if (it.hasNext()) up.newline();
        up.decIndent();
      }
      up.decIndent();
    }

    up.literal("}");
    up.newline();
  }
Exemple #3
0
  public ASTSwitchNode(
      SETNodeLabel label,
      Value key,
      List<Object> indexList,
      Map<Object, List<Object>> index2BodyList) {
    super(label);

    this.keyBox = Jimple.v().newRValueBox(key);
    this.indexList = indexList;
    this.index2BodyList = index2BodyList;

    Iterator<Object> it = indexList.iterator();
    while (it.hasNext()) {
      List body = index2BodyList.get(it.next());

      if (body != null) subBodies.add(body);
    }
  }
Exemple #4
0
  public String toString() {
    StringBuffer b = new StringBuffer();

    b.append(label_toString());

    b.append("switch (");
    b.append(get_Key());
    b.append(")");
    b.append(NEWLINE);

    b.append("{");
    b.append(NEWLINE);

    Iterator<Object> it = indexList.iterator();
    while (it.hasNext()) {

      Object index = it.next();

      b.append(TAB);

      if (index instanceof String) b.append("default");
      else {
        b.append("case ");
        b.append(((Integer) index).toString());
      }

      b.append(":");
      b.append(NEWLINE);

      List<Object> subBody = index2BodyList.get(index);

      if (subBody != null) {
        b.append(body_toString(subBody));

        if (it.hasNext()) b.append(NEWLINE);
      }
    }

    b.append("}");
    b.append(NEWLINE);

    return b.toString();
  }
  /*
    We know this method is called when there is a loop node which has a body
    consisting entirely of one ASTIfElseNode
  */
  public static List getNewNode(ASTNode loopNode, ASTIfElseNode ifElseNode) {
    // make sure that elsebody has only a stmtseq node
    List elseBody = ((ASTIfElseNode) ifElseNode).getElseBody();
    if (elseBody.size() != 1) {
      // this is more than one we need one stmtSeq Node
      return null;
    }
    ASTNode tempNode = (ASTNode) elseBody.get(0);
    if (!(tempNode instanceof ASTStatementSequenceNode)) {
      // not a stmtSeq
      return null;
    }

    List statements = ((ASTStatementSequenceNode) tempNode).getStatements();
    Iterator stmtIt = statements.iterator();
    while (stmtIt.hasNext()) {
      AugmentedStmt as = (AugmentedStmt) stmtIt.next();
      Stmt stmt = as.get_Stmt();
      if (stmt instanceof DAbruptStmt) {
        // this is a abrupt stmt
        DAbruptStmt abStmt = (DAbruptStmt) stmt;
        if (!(abStmt.is_Break())) {
          // we need a break
          return null;
        } else {
          if (stmtIt.hasNext()) {
            // a break should be the last stmt
            return null;
          }
          SETNodeLabel label = abStmt.getLabel();
          String labelBroken = label.toString();
          String loopLabel = ((ASTLabeledNode) loopNode).get_Label().toString();
          if (labelBroken != null && loopLabel != null) { // stmt breaks some label
            if (labelBroken.compareTo(loopLabel) == 0) {
              // we have found a break breaking this label

              // make sure that if the orignal was an ASTWhileNode then there was
              // ONLY a break statement
              if (loopNode instanceof ASTWhileNode) {
                if (statements.size() != 1) {
                  // more than 1 statement
                  return null;
                }
              }

              // pattern matched
              ASTWhileNode newWhileNode = makeWhileNode(ifElseNode, loopNode);
              if (newWhileNode == null) {
                return null;
              }
              List toReturn = new ArrayList();
              toReturn.add(newWhileNode);

              //  Add the statementSequenceNode AFTER the whileNode except for the laststmt
              if (statements.size() != 1) {
                // size 1 means that the only stmt is a break stmt

                Iterator tempIt = statements.iterator();
                List newStmts = new ArrayList();
                while (tempIt.hasNext()) {
                  Object tempStmt = tempIt.next();
                  if (tempIt.hasNext()) {
                    newStmts.add(tempStmt);
                  }
                }
                toReturn.add(new ASTStatementSequenceNode(newStmts));
              }
              return toReturn;
            } // labels matched
          } // non null labels
        } // end of break stmt
      } // stmt is an abrupt stmt
      else if (stmt instanceof ReturnStmt || stmt instanceof ReturnVoidStmt) {
        if (!(loopNode instanceof ASTUnconditionalLoopNode)) {
          // this pattern is only possible for while(true)
          return null;
        }

        if (stmtIt.hasNext()) {
          // returns should come in the end
          return null;
        }

        // pattern matched
        ASTWhileNode newWhileNode = makeWhileNode(ifElseNode, loopNode);
        if (newWhileNode == null) {
          return null;
        }
        List toReturn = new ArrayList();
        toReturn.add(newWhileNode);

        //  Add the statementSequenceNode AFTER the whileNode
        Iterator tempIt = statements.iterator();
        List newStmts = new ArrayList();
        while (tempIt.hasNext()) {
          Object tempStmt = tempIt.next();
          newStmts.add(tempStmt);
        }
        toReturn.add(new ASTStatementSequenceNode(newStmts));
        return toReturn;
      } // if stmt was a return stmt
    } // going through the stmts
    return null;
  } // end of method