52 private int value; 53 54 /** 55 * Construct a new integer attribute with the given integer value. 56 * 57 * @param value Integer value. 58 */ 59 protected IntegerSyntax(int value) { 60 this.value = value; 61 } 62 63 /** 64 * Construct a new integer attribute with the given integer value, which 65 * must lie within the given range. 66 * 67 * @param value Integer value. 68 * @param lowerBound Lower bound. 69 * @param upperBound Upper bound. 70 * 71 * @exception IllegalArgumentException 72 * (Unchecked exception) Thrown if <CODE>value</CODE> is less than 73 * <CODE>lowerBound</CODE> or greater than 74 * <CODE>upperBound</CODE>. 75 */ 76 protected IntegerSyntax(int value, int lowerBound, int upperBound) { 77 if (lowerBound > value || value > upperBound) { 78 throw new IllegalArgumentException("Value " + value + 79 " not in range " + lowerBound + 80 ".." + upperBound); 81 } 82 this.value = value; 83 } 84 85 /** 86 * Returns this integer attribute's integer value. 87 * @return the integer value 88 */ 89 public int getValue() { 90 return value; 91 } 92 93 /** 94 * Returns whether this integer attribute is equivalent to the passed in 95 * object. To be equivalent, all of the following conditions must be true: 96 * <OL TYPE=1> 97 * <LI> 98 * <CODE>object</CODE> is not null. 99 * <LI> 100 * <CODE>object</CODE> is an instance of class IntegerSyntax. 101 * <LI> 102 * This integer attribute's value and <CODE>object</CODE>'s value are 103 * equal. 104 * </OL> 105 * 106 * @param object Object to compare to. 107 * 108 * @return True if <CODE>object</CODE> is equivalent to this integer 109 * attribute, false otherwise. 110 */ 111 public boolean equals(Object object) { 112 113 return (object != null && object instanceof IntegerSyntax && 114 value == ((IntegerSyntax) object).value); 115 } 116 117 /** 118 * Returns a hash code value for this integer attribute. The hash code is 119 * just this integer attribute's integer value. 120 */ 121 public int hashCode() { 122 return value; 123 } 124 125 /** 126 * Returns a string value corresponding to this integer attribute. The 127 * string value is just this integer attribute's integer value converted to 128 * a string. | 52 private int value; 53 54 /** 55 * Construct a new integer attribute with the given integer value. 56 * 57 * @param value Integer value. 58 */ 59 protected IntegerSyntax(int value) { 60 this.value = value; 61 } 62 63 /** 64 * Construct a new integer attribute with the given integer value, which 65 * must lie within the given range. 66 * 67 * @param value Integer value. 68 * @param lowerBound Lower bound. 69 * @param upperBound Upper bound. 70 * 71 * @exception IllegalArgumentException 72 * (Unchecked exception) Thrown if {@code value} is less than 73 * {@code lowerBound} or greater than 74 * {@code upperBound}. 75 */ 76 protected IntegerSyntax(int value, int lowerBound, int upperBound) { 77 if (lowerBound > value || value > upperBound) { 78 throw new IllegalArgumentException("Value " + value + 79 " not in range " + lowerBound + 80 ".." + upperBound); 81 } 82 this.value = value; 83 } 84 85 /** 86 * Returns this integer attribute's integer value. 87 * @return the integer value 88 */ 89 public int getValue() { 90 return value; 91 } 92 93 /** 94 * Returns whether this integer attribute is equivalent to the passed in 95 * object. To be equivalent, all of the following conditions must be true: 96 * <OL TYPE=1> 97 * <LI> 98 * {@code object} is not null. 99 * <LI> 100 * {@code object} is an instance of class IntegerSyntax. 101 * <LI> 102 * This integer attribute's value and {@code object}'s value are 103 * equal. 104 * </OL> 105 * 106 * @param object Object to compare to. 107 * 108 * @return True if {@code object} is equivalent to this integer 109 * attribute, false otherwise. 110 */ 111 public boolean equals(Object object) { 112 113 return (object != null && object instanceof IntegerSyntax && 114 value == ((IntegerSyntax) object).value); 115 } 116 117 /** 118 * Returns a hash code value for this integer attribute. The hash code is 119 * just this integer attribute's integer value. 120 */ 121 public int hashCode() { 122 return value; 123 } 124 125 /** 126 * Returns a string value corresponding to this integer attribute. The 127 * string value is just this integer attribute's integer value converted to 128 * a string. |