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1
32
33 package com.jeantessier.metrics;
34
35 import java.lang.reflect.*;
36
37 public class MeasurementDescriptor {
38 private static final Class  constructorSignature[] = {MeasurementDescriptor.class, Metrics.class, String .class};
39
40 private String shortName;
41 private String longName;
42 private Class classFor;
43 private String initText;
44 private Comparable lowerThreshold;
45 private Comparable upperThreshold;
46 private boolean visible = true;
47 private boolean cached = true;
48
49 public String getShortName() {
50 return shortName;
51 }
52
53 public void setShortName(String shortName) {
54 this.shortName = shortName;
55 }
56
57 public String getLongName() {
58 return longName;
59 }
60
61 public void setLongName(String longName) {
62 this.longName = longName;
63 }
64
65 public Class getClassFor() {
66 return classFor;
67 }
68
69 public void setClassFor(Class classFor) {
70 if (classFor != null) {
71 this.classFor = classFor;
72 } else {
73 throw new IllegalArgumentException ("class cannot be null");
74 }
75 }
76
77 public void getClassForByName(String className) throws ClassNotFoundException {
78 this.classFor = Class.forName(className);
79 }
80
81 public String getInitText() {
82 return initText;
83 }
84
85 public void setInitText(String initText) {
86 this.initText = initText;
87 }
88
89 public Comparable getLowerThreshold() {
90 return lowerThreshold;
91 }
92
93 public void setLowerThreshold(Comparable lowerThreshold) {
94 this.lowerThreshold = lowerThreshold;
95 }
96
97 public Comparable getUpperThreshold() {
98 return upperThreshold;
99 }
100
101 public void setUpperThreshold(Comparable upperThreshold) {
102 this.upperThreshold = upperThreshold;
103 }
104
105 public boolean isVisible() {
106 return visible;
107 }
108
109 public void setVisible(boolean visible) {
110 this.visible = visible;
111 }
112
113 public boolean isCached() {
114 return cached;
115 }
116
117 public void setCached(boolean cached) {
118 this.cached = cached;
119 }
120
121 public Measurement createMeasurement() throws InstantiationException , IllegalAccessException , NoSuchMethodException , InvocationTargetException {
122 return createMeasurement(null);
123 }
124
125 public Measurement createMeasurement(Metrics context) throws InstantiationException , IllegalAccessException , NoSuchMethodException , InvocationTargetException {
126 Measurement result = null;
127
128 Constructor constructor = getClassFor().getConstructor(constructorSignature);
129 Object params[] = new Object [3];
130 params[0] = this;
131 params[1] = context;
132 params[2] = getInitText();
133 result = (Measurement) constructor.newInstance(params);
134
135 return result;
136 }
137
138 public String getRangeAsString() {
139 StringBuffer result = new StringBuffer ();
140
141 result.append("[");
142 result.append((getLowerThreshold() != null) ? getLowerThreshold().toString() : "*");
143 result.append(", ");
144 result.append((getUpperThreshold() != null) ? getUpperThreshold().toString() : "*");
145 result.append("]");
146
147 return result.toString();
148 }
149 }
150 |
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