#vulnerable code 
                                public List<byte[]> getLoadBlocks(boolean includeDebug,
            boolean separateComponents, int blockSize) {
        List<byte[]> blocks = null;

        if (!separateComponents) {
            ByteArrayOutputStream bo = new ByteArrayOutputStream();
            try {
                bo.write(createHeader(includeDebug));
                bo.write(getRawCode(includeDebug));
            } catch (IOException ioe) {

            }
            blocks = splitArray(bo.toByteArray(), blockSize);
        } else {
            for (String name : componentNames) {
                if (!includeDebug
                        && (name.equals("Debug") || name.equals("Descriptor")))
                    continue;

                byte[] currentComponent = capComponents.get(name);
                if (currentComponent == null) {
                    continue;
                }
                if (name.equals("Header")) {
                    ByteArrayOutputStream bo = new ByteArrayOutputStream();
                    try {
                        bo.write(createHeader(includeDebug));
                        bo.write(currentComponent);
                    } catch (IOException ioe) {

                    }
                    currentComponent = bo.toByteArray();
                }
                blocks.addAll(splitArray(currentComponent, blockSize));
            }
        }
        return blocks;
    } 
                            #location 34 
                            #vulnerability type NULL_DEREFERENCE
#fixed code
                                public List<byte[]> getLoadBlocks(boolean includeDebug,
            boolean separateComponents, int blockSize) {
        List<byte[]> blocks = null;

        if (!separateComponents) {
            ByteArrayOutputStream bo = new ByteArrayOutputStream();
            try {
                bo.write(createHeader(includeDebug));
                bo.write(getRawCode(includeDebug));
            } catch (IOException ioe) {

            }
            blocks = splitArray(bo.toByteArray(), blockSize);
        } else {
            for (String name : componentNames) {
                if (!includeDebug
                        && (name.equals("Debug") || name.equals("Descriptor")))
                    continue;

                byte[] currentComponent = capComponents.get(name);
                if (currentComponent == null) {
                    continue;
                }
                if (name.equals("Header")) {
                    ByteArrayOutputStream bo = new ByteArrayOutputStream();
                    try {
                        bo.write(createHeader(includeDebug));
                        bo.write(currentComponent);
                    } catch (IOException ioe) {

                    }
                    currentComponent = bo.toByteArray();
                }
                blocks = splitArray(currentComponent, blockSize);
            }
        }
        return blocks;
    }