|
1
7 package org.jahia.security.license;
8
9 import java.io.IOException  ;
10 import java.lang.reflect.Constructor ;
11 import java.lang.reflect.InvocationTargetException ;
12
13 import org.jahia.utils.xml.XmlWriter;
14 import org.jahia.resourcebundle.ResourceMessage;
15
16
23 public class Limit {
24
25 private static org.apache.log4j.Logger logger =
26 org.apache.log4j.Logger.getLogger(Limit.class);
27
28 private String klass;
29 private String name;
30 private String valueStr;
31 private LimitValue value;
32 private Validator validator;
33 private License license;
34 private boolean initialized = false;
35
36
40 public Limit (String klass, String name, String value, License license) {
41 this.klass = klass;
42 this.name = name;
43 this.valueStr = value;
44 if (ListLimitValue.isListValue(value)) {
45 this.value = new ListLimitValue(value);
46 } else if (RangeLimitValue.isRangeValue(value)) {
47 this.value = new RangeLimitValue(value);
48 } else {
49 this.value = new LimitValue(value);
50 }
51 this.license = license;
52 }
53
54 private void init (String klass, String name, String value) {
55 String className = klass;
56 try {
57 Class validatorClass = Class.forName(className);
58 Class [] parameterTypes = new Class [3];
59 parameterTypes[0] = String .class;
60 parameterTypes[1] = String .class;
61 parameterTypes[2] = License.class;
62 Constructor validatorConstructor = validatorClass.getConstructor(
63 parameterTypes);
64 Object [] initArgs = new Object [3];
65 initArgs[0] = name;
66 initArgs[1] = value;
67 initArgs[2] = license;
68 validator = (Validator) validatorConstructor.newInstance(initArgs);
69 } catch (ClassNotFoundException cnfe) {
70 logger.error("Couldn't find validator class " + klass, cnfe);
71 validator = null;
72 } catch (IllegalAccessException iae) {
73 logger.error("Error accessing validator class " + klass, iae);
74 validator = null;
75 } catch (InstantiationException ie) {
76 logger.error("Validation class " + klass +
77 " instantiation exception", ie);
78 validator = null;
79 } catch (InvocationTargetException ite) {
80 logger.error(
81 "Invocation target exception while invoking validator class " +
82 klass, ite);
83 validator = null;
84 } catch (NoSuchMethodException nsme) {
85 logger.error(
86 "No such method exception while creating instance of validator class " +
87 klass, nsme);
88 validator = null;
89 }
90 initialized = true;
91 }
92
93
96 public String getName () {
97 return name;
98 }
99
100
103 public LimitValue getValue () {
104 return value;
105 }
106
107 public void toXML (XmlWriter xmlWriter)
108 throws IOException {
109 xmlWriter.writeEntity("limit");
110 xmlWriter.writeAttribute("class", klass);
111 xmlWriter.writeAttribute("name", name);
112 xmlWriter.writeAttribute("value", value.toXMLString());
113 xmlWriter.endEntity();
114 }
115
116 public boolean check () {
117 init(klass, name, valueStr);
118 if (validator == null) {
119 logger.warn(
120 "Failing check because we couldn't instantiate the validator class " +
121 klass);
122 return false;
123 }
124 if (!value.check(validator)) {
125 logger.error("Validator [" + name + "] value=[" + valueStr +
126 "] failed check !");
127 return false;
128 }
129 return true;
130 }
131
132 public ResourceMessage getErrorMessage () {
133 if (validator != null) {
134 return value.getErrorMessage(validator);
135 } else {
136 return null;
137 }
138 }
139
140 public String toSignatureData () {
141 StringBuffer signDataBuf = new StringBuffer ();
142 signDataBuf.append(klass);
143 signDataBuf.append("\n");
144 signDataBuf.append(name);
145 signDataBuf.append("\n");
146 signDataBuf.append(valueStr);
147 signDataBuf.append("\n");
148 return signDataBuf.toString();
149 }
150
151 public String getValueStr () {
152 return valueStr;
153 }
154
155 public License getLicense () {
156 return license;
157 }
158 public Validator getValidator() {
159 if (!initialized) {
160 init(klass, name, valueStr);
161 }
162 return validator;
163 }
164
165 } |
Popular Tags |
Java API By Example, From Geeks To Geeks.