equal
deleted
inserted
replaced
94 */ |
94 */ |
95 public boolean isValid() { |
95 public boolean isValid() { |
96 return !isEmpty(); |
96 return !isEmpty(); |
97 } |
97 } |
98 |
98 |
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99 /** |
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100 * Return the number of characters of plain text content in this object |
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101 * (optional operation.) |
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102 * @return the number of characters of plain text content in this |
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103 */ |
99 public int charCount() { |
104 public int charCount() { |
100 throw new UnsupportedOperationException(); |
105 return 0; |
101 } |
106 } |
102 |
107 |
103 /** |
108 /** |
104 * Checks for null values. |
109 * Checks for null values. |
105 * |
110 * |