Ejemplo n.º 1
0
  /**
   * Add a new Float constant to the ConstantPool, if it is not already in there.
   *
   * @param n Float number to add
   * @return index of entry
   */
  public int addFloat(float n) {
    int ret;

    if ((ret = lookupFloat(n)) != -1) return ret; // Already in CP

    adjustSize();

    ret = index;
    constants[index++] = new ConstantFloat(n);

    return ret;
  }
Ejemplo n.º 2
0
  /**
   * Add a new Integer constant to the ConstantPool, if it is not already in there.
   *
   * @param n integer number to add
   * @return index of entry
   */
  public int addInteger(int n) {
    int ret;

    if ((ret = lookupInteger(n)) != -1) return ret; // Already in CP

    adjustSize();

    ret = index;
    constants[index++] = new ConstantInteger(n);

    return ret;
  }
Ejemplo n.º 3
0
  /**
   * Add a new double constant to the ConstantPool, if it is not already in there.
   *
   * @param n Double number to add
   * @return index of entry
   */
  public int addDouble(double n) {
    int ret;

    if ((ret = lookupDouble(n)) != -1) return ret; // Already in CP

    adjustSize();

    ret = index;
    constants[index] = new ConstantDouble(n);
    index += 2; // Wastes one entry according to spec

    return ret;
  }
Ejemplo n.º 4
0
  /**
   * Add a new Utf8 constant to the ConstantPool, if it is not already in there.
   *
   * @param n Utf8 string to add
   * @return index of entry
   */
  public int addUtf8(String n) {
    int ret;

    if ((ret = lookupUtf8(n)) != -1) return ret; // Already in CP

    adjustSize();

    ret = index;
    constants[index++] = new ConstantUtf8(n);

    utf8_table.put(n, new Index(ret));

    return ret;
  }
Ejemplo n.º 5
0
  /**
   * Add a new NameAndType constant to the ConstantPool if it is not already in there.
   *
   * @param n NameAndType string to add
   * @return index of entry
   */
  public int addNameAndType(String name, String signature) {
    int ret;
    int name_index, signature_index;

    if ((ret = lookupNameAndType(name, signature)) != -1) return ret; // Already in CP

    adjustSize();

    name_index = addUtf8(name);
    signature_index = addUtf8(signature);
    ret = index;
    constants[index++] = new ConstantNameAndType(name_index, signature_index);

    n_a_t_table.put(name + NAT_DELIM + signature, new Index(ret));
    return ret;
  }
Ejemplo n.º 6
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  private int addClass_(String clazz) {
    int ret;

    if ((ret = lookupClass(clazz)) != -1) return ret; // Already in CP

    adjustSize();

    ConstantClass c = new ConstantClass(addUtf8(clazz));

    ret = index;
    constants[index++] = c;

    class_table.put(clazz, new Index(ret));

    return ret;
  }
Ejemplo n.º 7
0
  /**
   * Add a new InterfaceMethodref constant to the ConstantPool, if it is not already in there.
   *
   * @param n InterfaceMethodref string to add
   * @return index of entry
   */
  public int addInterfaceMethodref(String class_name, String method_name, String signature) {
    int ret, class_index, name_and_type_index;

    if ((ret = lookupInterfaceMethodref(class_name, method_name, signature)) != -1)
      return ret; // Already in CP

    adjustSize();

    class_index = addClass(class_name);
    name_and_type_index = addNameAndType(method_name, signature);
    ret = index;
    constants[index++] = new ConstantInterfaceMethodref(class_index, name_and_type_index);

    cp_table.put(
        class_name + IMETHODREF_DELIM + method_name + IMETHODREF_DELIM + signature, new Index(ret));

    return ret;
  }
Ejemplo n.º 8
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  /**
   * Add a new String constant to the ConstantPool, if it is not already in there.
   *
   * @param str String to add
   * @return index of entry
   */
  public int addString(String str) {
    int ret;

    if ((ret = lookupString(str)) != -1) return ret; // Already in CP

    int utf8 = addUtf8(str);

    adjustSize();

    ConstantString s = new ConstantString(utf8);

    ret = index;
    constants[index++] = s;

    string_table.put(str, new Index(ret));

    return ret;
  }
Ejemplo n.º 9
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  /**
   * Add a new Fieldref constant to the ConstantPool, if it is not already in there.
   *
   * @param n Fieldref string to add
   * @return index of entry
   */
  public int addFieldref(String class_name, String field_name, String signature) {
    int ret;
    int class_index, name_and_type_index;

    if ((ret = lookupFieldref(class_name, field_name, signature)) != -1)
      return ret; // Already in CP

    adjustSize();

    class_index = addClass(class_name);
    name_and_type_index = addNameAndType(field_name, signature);
    ret = index;
    constants[index++] = new ConstantFieldref(class_index, name_and_type_index);

    cp_table.put(
        class_name + FIELDREF_DELIM + field_name + FIELDREF_DELIM + signature, new Index(ret));

    return ret;
  }