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1
5 package com.terracotta.session.util;
6
7 import com.tc.object.bytecode.ManagerUtil;
8 import com.tc.properties.TCProperties;
9 import com.terracotta.session.WebAppConfig;
10
11 import java.util.ArrayList  ;
12
13 import javax.servlet.http.HttpSessionAttributeListener ;
14 import javax.servlet.http.HttpSessionListener ;
15
16 public class ConfigProperties {
17
18 protected static final String PREFIX = "session.";
19 public static final String ID_LENGTH = PREFIX + "id.length";
20 public static final String SERVER_ID = PREFIX + "serverid";
21 public static final String COOKIE_DOMAIN = PREFIX + "cookie.domain";
22 public static final String COOKIE_COMMENT = PREFIX + "cookie.comment";
23 public static final String COOKIE_SECURE = PREFIX + "cookie.secure";
24 public static final String COOKIE_MAX_AGE = PREFIX + "cookie.maxage.seconds";
25 public static final String COOKIE_NAME = PREFIX + "cookie.name";
26 public static final String COOKIE_PATH = PREFIX + "cookie.path";
27 public static final String COOKIE_ENABLED = PREFIX + "cookie.enabled";
28 public static final String SESSION_TIMEOUT_SECONDS = PREFIX + "maxidle.seconds";
29 public static final String TRACKING_ENABLED = PREFIX + "tracking.enabled";
30 public static final String URL_REWRITE_ENABLED = PREFIX + "urlrewrite.enabled";
31 public static final String ATTRIBUTE_LISTENERS = PREFIX + "attribute.listeners";
32 public static final String SESSION_LISTENERS = PREFIX + "listeners";
33 public static final String INVALIDATOR_SLEEP = PREFIX + "invalidator.sleep";
34 public static final String REQUEST_BENCHES = PREFIX + "request.bench.enabled";
35 public static final String INVALIDATOR_BENCHES = PREFIX + "invalidator.bench.enabled";
36 public static final String STUCK_REQUEST_TRACKING = PREFIX + "request.tracking";
37 public static final String STUCK_REQUEST_THREAD_DUMP = PREFIX + "request.tracking.dump";
38 public static final String STUCK_REQUEST_INTERVAL = PREFIX + "request.tracking.interval";
39 public static final String STUCK_REQUEST_THRESHOLD = PREFIX + "request.tracking.threshold";
40 public static final String DEBUG_SERVER_HOPS = PREFIX + "debug.hops";
41 public static final String DEBUG_SERVER_HOPS_INTERVAL = PREFIX + "debug.hops.interval";
42
43 protected static final boolean defaultCookiesEnabled = true;
44 protected static final boolean defaultTrackingEnabled = true;
45 protected static final boolean defaultUrlEnabled = true;
46 protected static final String defaultCookieComment = null;
47 protected static final String defaultCookieDomain = null;
48 protected static final int defaultCookieMaxAge = -1;
49 protected static final String defaultCookieName = "JSESSIONID";
50 protected static final String defaultCookiePath = "/";
51 protected static final boolean defaultCookieSecure = false;
52 protected static final int defaultIdLength = 20;
53 protected static final String defaultServerId = ManagerUtil.getClientID();
54 protected static final int defaultSessionTimeout = 30 * 60;
55
56 private final WebAppConfig wac;
57 private final TCProperties props;
58
59 public ConfigProperties(final WebAppConfig wac) {
60 this(wac, ManagerUtil.getTCProperties());
61 }
62
63 public ConfigProperties(final WebAppConfig wac, final TCProperties props) {
64 Assert.pre(props != null);
65
66 this.wac = wac;
67 this.props = props;
68 }
69
70 public int getDebugServerHopsInterval() {
71 return props.getInt(DEBUG_SERVER_HOPS_INTERVAL);
72 }
73
74 public boolean isDebugServerHops() {
75 return props.getBoolean(DEBUG_SERVER_HOPS);
76 }
77
78 public boolean isRequestTrackingEnabled() {
79 return props.getBoolean(STUCK_REQUEST_TRACKING);
80 }
81
82 public boolean isDumpThreadsOnStuckRequests() {
83 return props.getBoolean(STUCK_REQUEST_THREAD_DUMP);
84 }
85
86 public long getRequestTrackerSleepMillis() {
87 return props.getLong(STUCK_REQUEST_INTERVAL);
88 }
89
90 public long getRequestTrackerStuckThresholdMillis() {
91 return props.getLong(STUCK_REQUEST_THRESHOLD);
92 }
93
94 public int getSessionIdLength() {
95 final int wacVal = (wac == null) ? -1 : wac.__tc_session_getIdLength();
96 final int rv = getIntVal(ID_LENGTH, wacVal, defaultIdLength, -1);
97 return Math.max(1, rv);
98 }
99
100 public int getCookieMaxAgeSeconds() {
101 final int wacVal = (wac == null) ? -2 : wac.__tc_session_getCookieMaxAgeSecs();
102 final int rv = getIntVal(COOKIE_MAX_AGE, wacVal, defaultCookieMaxAge, -2);
103 return Math.max(-1, rv);
104 }
105
106 public int getSessionTimeoutSeconds() {
107 final int wacVal = (wac == null) ? -1 : wac.__tc_session_getSessionTimeoutSecs();
108 final int rv = getIntVal(SESSION_TIMEOUT_SECONDS, wacVal, defaultSessionTimeout, -1);
109 return Math.max(1, rv);
110 }
111
112 public int getInvalidatorSleepSeconds() {
113 return props.getInt(INVALIDATOR_SLEEP);
114 }
115
116 public String getServerId() {
117 final String wacVal = wac == null ? null : wac.__tc_session_getServerId();
118 return getStringVal(SERVER_ID, wacVal, defaultServerId);
119 }
120
121 public String getCookieDomain() {
122 final String wacVal = wac == null ? null : wac.__tc_session_getCookieDomain();
123 return getStringVal(COOKIE_DOMAIN, wacVal, defaultCookieDomain);
124 }
125
126 public String getCookieCoomment() {
127 final String wacVal = wac == null ? null : wac.__tc_session_getCookieComment();
128 return getStringVal(COOKIE_COMMENT, wacVal, defaultCookieComment);
129 }
130
131 public String getCookieName() {
132 final String wacVal = wac == null ? null : wac.__tc_session_getCookieName();
133 return getStringVal(COOKIE_NAME, wacVal, defaultCookieName);
134 }
135
136 public String getCookiePath() {
137 final String wacVal = wac == null ? null : wac.__tc_session_getCookiePath();
138 return getStringVal(COOKIE_PATH, wacVal, defaultCookiePath);
139 }
140
141 public boolean getCookieSecure() {
142 final String wacVal = wac == null ? null : Boolean.toString(wac.__tc_session_getCookieSecure());
143 final String boolVal = getStringVal(COOKIE_SECURE, wacVal, Boolean.toString(defaultCookieSecure));
144 return "true".equals(boolVal);
145 }
146
147 public boolean getCookiesEnabled() {
148 final String wacVal = wac == null ? null : Boolean.toString(wac.__tc_session_getCookiesEnabled());
149 final String boolVal = getStringVal(COOKIE_ENABLED, wacVal, Boolean.toString(defaultCookiesEnabled));
150 return "true".equals(boolVal);
151 }
152
153 public boolean getSessionTrackingEnabled() {
154 final String wacVal = wac == null ? null : Boolean.toString(wac.__tc_session_getTrackingEnabled());
155 final String boolVal = getStringVal(TRACKING_ENABLED, wacVal, Boolean.toString(defaultTrackingEnabled));
156 return "true".equals(boolVal);
157 }
158
159 public boolean getUrlRewritingEnabled() {
160 final String wacVal = wac == null ? null : Boolean.toString(wac.__tc_session_getURLRewritingEnabled());
161 final String boolVal = getStringVal(URL_REWRITE_ENABLED, wacVal, Boolean.toString(defaultUrlEnabled));
162 return "true".equals(boolVal);
163 }
164
165 public boolean getRequestLogBenchEnabled() {
166 return props.getBoolean(REQUEST_BENCHES);
167 }
168
169 public boolean getInvalidatorLogBenchEnabled() {
170 return props.getBoolean(INVALIDATOR_BENCHES);
171 }
172
173 public HttpSessionAttributeListener [] getSessionAttributeListeners() {
174 final String list = getProperty(ATTRIBUTE_LISTENERS);
175 if (list == null) return (wac == null) ? null : wac.__tc_session_getHttpSessionAttributeListeners();
176 final String [] types = list.split(",");
177 if (types == null || types.length == 0) return null;
178 ArrayList listeners = new ArrayList ();
179 for (int i = 0; i < types.length; i++) {
180 HttpSessionAttributeListener l = makeAttributeListener(types[i]);
181 if (l != null) listeners.add(l);
182 }
183 final HttpSessionAttributeListener [] rv = new HttpSessionAttributeListener [listeners.size()];
184 listeners.toArray(rv);
185 return rv;
186 }
187
188 public HttpSessionListener [] getSessionListeners() {
189 final String list = getProperty(SESSION_LISTENERS);
190 if (list == null) return (wac == null) ? null : wac.__tc_session_getHttpSessionListener();
191 final String [] types = list.split(",");
192 if (types == null || types.length == 0) return null;
193 ArrayList listeners = new ArrayList ();
194 for (int i = 0; i < types.length; i++) {
195 HttpSessionListener l = makeSessionListener(types[i]);
196 if (l != null) listeners.add(l);
197 }
198 final HttpSessionListener [] rv = new HttpSessionListener [listeners.size()];
199 listeners.toArray(rv);
200 return rv;
201 }
202
203 protected static HttpSessionAttributeListener makeAttributeListener(String type) {
204 type = type.trim();
205 HttpSessionAttributeListener rv = null;
206 try {
207 final Class c = Class.forName(type);
208 if (HttpSessionAttributeListener .class.isAssignableFrom(c)) rv = (HttpSessionAttributeListener ) c.newInstance();
209 } catch (Exception e) {
210 return null;
212 }
213 return rv;
214 }
215
216 protected static HttpSessionListener makeSessionListener(String type) {
217 type = type.trim();
218 HttpSessionListener rv = null;
219 try {
220 final Class c = Class.forName(type);
221 if (HttpSessionListener .class.isAssignableFrom(c)) rv = (HttpSessionListener ) c.newInstance();
222 } catch (Exception e) {
223 return null;
225 }
226 return rv;
227 }
228
229 protected String getStringVal(final String propName, final String wacVal, final String defVal) {
230 String spcVal = getProperty(propName);
231 if (spcVal != null) return spcVal;
232 if (wacVal != null) return wacVal;
233 return defVal;
234 }
235
236 protected int getIntVal(String propName, int wacVal, int defVal, int invalidVal) {
237 final int spcVal = getPropertyInt(propName, invalidVal);
238 if (spcVal != invalidVal) return spcVal;
239 if (wacVal != invalidVal) return wacVal;
240 return defVal;
241 }
242
243 protected String getProperty(final String propName) {
244 String rv = props.getProperty(propName, true);
245 if (rv == null) return null;
246 rv = rv.trim();
247 if (rv.length() == 0) return null;
248 else return rv;
249 }
250
251 protected int getPropertyInt(String propName, int defVal) {
252 final String val = props.getProperty(propName, true);
253 if (val == null || val.length() == 0) return defVal;
254 try {
255 return Integer.parseInt(val);
256 } catch (Exception e) {
257 return defVal;
258 }
259 }
260
261 }
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