Source Code Cross Referenced for DBUtil.java in  » Portal » Open-Portal » com » sun » portal » search » admin » util » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Portal » Open Portal » com.sun.portal.search.admin.util 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        package com.sun.portal.search.admin.util;
002:
003:        import java.io.*;
004:        import java.util.*;
005:        import java.text.*;
006:        import com.sun.portal.search.soif.*;
007:        import com.sun.portal.search.rdm.*;
008:        import java.text.SimpleDateFormat;
009:        import com.sun.portal.search.util.SearchConfig;
010:        import com.sun.portal.util.Platform;
011:
012:        public class DBUtil {
013:
014:            static String getListCmd = "run-cs-cli rdmgr -y root -U";
015:            static String getRDCountCmd = "/run-cs-cli rdmgr -n -y ";
016:            static HashMap dbList = null;
017:            static HashMap lastUpdated = null;
018:            public static SimpleDateFormat df = new SimpleDateFormat(
019:                    "EEE, d MMM yyyy HH:mm:ss z");
020:            public static final String STAT_LAST_MODIFIED = "DbStat-LastModified";
021:            public static final String STAT_NB_SERVER = "DbStat-NbServer";
022:            public static final String STAT_HREF = "DbStat-Href";
023:            public static final String STAT_HREF_COUNT = "DbStat-Href-count";
024:            public static final String STAT_NB_PROTOCOL = "DbStat-NbProtocol";
025:            public static final String STAT_PROTOCOL = "DbStat-Protocol";
026:            public static final String STAT_PROTOCOL_COUNT = "DbStat-Protocol-count";
027:
028:            public DBUtil() {
029:            }
030:
031:            static public List getDBList(String server_root) throws Exception {
032:                if (dbList == null) {
033:                    dbList = new HashMap();
034:                }
035:                if (lastUpdated == null) {
036:                    lastUpdated = new HashMap();
037:                }
038:
039:                Date d = (Date) lastUpdated.get(server_root);
040:                if (d != null) {
041:                    File f = new File(server_root + File.separator + "db"
042:                            + File.separator + "root" + File.separator
043:                            + "rd.db");
044:                    if (f.exists()) {
045:                        if (d.after(new Date(f.lastModified()))) {
046:                            ArrayList al = (ArrayList) dbList.get(server_root);
047:                            if (al != null) {
048:                                return al;
049:                            }
050:                        }
051:                    }
052:                }
053:
054:                ArrayList al = new ArrayList();
055:                String command = server_root + File.separator + getListCmd;
056:                Process p = exec(command);
057:                SOIFInputStream is = new SOIFInputStream(p.getInputStream(),
058:                        "UTF-8");
059:                while (!is.isEOS()) {
060:                    SOIF s1 = is.readSOIF();
061:                    if (s1 != null) {
062:                        if (!s1.getURL().equals("root")) {
063:                            int i = 0;
064:                            while (i < al.size()) {
065:                                SOIF s2 = (SOIF) al.get(i++);
066:                                if (s2.getURL().compareTo(s1.getURL()) > 0) {
067:                                    break;
068:                                }
069:                            }
070:                            String dbClass = s1.getValue("class");
071:                            // only add native database
072:                            if (dbClass == null
073:                                    || dbClass.equals("")
074:                                    || dbClass
075:                                            .equals("com.sun.portal.search.db.IndexedSOIFDb")) {
076:                                al.add(i, s1);
077:                            }
078:                        }
079:                    }
080:                }
081:
082:                dbList.put(server_root, al);
083:                lastUpdated.put(server_root, new Date());
084:
085:                return al;
086:            }
087:
088:            static public String[] getDBStringArray(String server_root)
089:                    throws Exception {
090:                List dbs = getDBList(server_root);
091:                String[] names = new String[dbs.size()];
092:                for (int i = 0; i < dbs.size(); i++) {
093:                    SOIF s = (SOIF) dbs.get(i);
094:                    names[i] = s.getURL();
095:                }
096:                return names;
097:            }
098:
099:            static public boolean updateSoif(String server_root, SOIF s) {
100:                try {
101:                    String tmpFile = server_root + File.separator + "tmp"
102:                            + File.separator + "_tmpDBUtil."
103:                            + Long.toString(System.currentTimeMillis());
104:                    SOIFOutputStream so;
105:                    so = new SOIFOutputStream(tmpFile);
106:                    so.write(s);
107:                    so.close();
108:                    String cmd = server_root
109:                            + "/run-cs-cli rdmgr -D -y root -m -P -q "
110:                            + tmpFile;
111:                    Runtime rt = Runtime.getRuntime();
112:                    Process ps = exec(cmd);
113:                    ps.waitFor();
114:                    if (ps.exitValue() == 0) {
115:                        return true;
116:                    }
117:                } catch (Exception e) {
118:
119:                }
120:                return false;
121:            }
122:
123:            static public boolean replaceSoif(String server_root, SOIF s) {
124:                try {
125:                    String tmpFile = server_root + File.separator + "tmp"
126:                            + File.separator + "_tmpDBUtil."
127:                            + Long.toString(System.currentTimeMillis());
128:                    SOIFOutputStream so;
129:                    so = new SOIFOutputStream(tmpFile);
130:                    so.write(s);
131:                    so.close();
132:                    String cmd = server_root
133:                            + "/run-cs-cli rdmgr -D -y root -u -P -q "
134:                            + tmpFile;
135:                    Runtime rt = Runtime.getRuntime();
136:                    Process ps = exec(cmd);
137:                    ps.waitFor();
138:                    if (ps.exitValue() == 0) {
139:                        return true;
140:                    }
141:                } catch (Exception e) {
142:
143:                }
144:                return false;
145:            }
146:
147:            static synchronized public boolean isDBExist(String server_root,
148:                    String dbName) throws Exception {
149:                List dbs = DBUtil.getDBList(server_root);
150:                for (int i = 0; i < dbs.size(); i++) {
151:                    SOIF s = (SOIF) dbs.get(i);
152:                    if (s.getURL().compareToIgnoreCase(dbName) == 0) {
153:                        return true;
154:                    }
155:                }
156:                return false;
157:            }
158:
159:            static synchronized public boolean addNewDB(String server_root,
160:                    String dbName, String dbTitle, String dbDesc)
161:                    throws Exception {
162:                List dbs = DBUtil.getDBList(server_root);
163:                for (int i = 0; i < dbs.size(); i++) {
164:                    SOIF s = (SOIF) dbs.get(i);
165:                    if (s.getURL().compareToIgnoreCase(dbName) == 0) {
166:                        return false;
167:                    }
168:                }
169:                String cmd = server_root + "/run-cs-cli rdmgr -y " + dbName
170:                        + " -n";
171:                Runtime rt = Runtime.getRuntime();
172:                Process ps = exec(cmd);
173:                ps.waitFor();
174:                if (ps.exitValue() != 0) {
175:                    return false;
176:                }
177:                SOIF newDB = new SOIF("Database", dbName);
178:                newDB.insert(RDM.A_RDM_DESC, dbDesc);
179:                newDB.insert("Title", dbTitle);
180:                return updateSoif(server_root, newDB);
181:            }
182:
183:            static public SOIF getDBSoif(String server_root, String dbName) {
184:                try {
185:                    List soifs = getDBList(server_root);
186:                    for (int i = 0; i < soifs.size(); i++) {
187:                        SOIF s = (SOIF) soifs.get(i);
188:                        if (s.getURL().equals(dbName)) {
189:                            return s;
190:                        }
191:                    }
192:                } catch (Exception e) {
193:                }
194:                return null;
195:            }
196:
197:            static synchronized public boolean updateDB(String server_root,
198:                    String dbName, String dbTitle, String dbDesc)
199:                    throws Exception {
200:                SOIF s = getDBSoif(server_root, dbName);
201:                if (s != null) {
202:                    s.replace(RDM.A_RDM_DESC, dbDesc);
203:                    s.replace("Title", dbTitle);
204:                    return updateSoif(server_root, s);
205:                }
206:                return false;
207:            }
208:
209:            static synchronized public boolean updateDB(String server_root,
210:                    String dbName, Date timeStamp, Hashtable listServer,
211:                    Hashtable listProtocol) throws Exception {
212:                SOIF s = getDBSoif(server_root, dbName);
213:                if (s != null) {
214:                    int i;
215:                    try {
216:                        //remove existing statistic attributes
217:                        String count = s.getValue(STAT_NB_SERVER);
218:                        if (count != null) {
219:                            for (i = 0; i < Integer.parseInt(count); i++) {
220:                                s.remove(STAT_HREF, i);
221:                                s.remove(STAT_HREF_COUNT, i);
222:                            }
223:                        }
224:                        count = s.getValue(STAT_NB_PROTOCOL);
225:                        if (count != null) {
226:                            for (i = 0; i < Integer.parseInt(count); i++) {
227:                                s.remove(STAT_PROTOCOL, i);
228:                                s.remove(STAT_PROTOCOL_COUNT, i);
229:                            }
230:                        }
231:                        //add new statistics
232:                        s.replace(STAT_LAST_MODIFIED, (timeStamp != null) ? df
233:                                .format(timeStamp) : df.format(new Date()));
234:                        s.replace(STAT_NB_SERVER,
235:                                (listServer != null) ? Integer
236:                                        .toString(listServer.size()) : Integer
237:                                        .toString(0));
238:                        s.replace(STAT_NB_PROTOCOL,
239:                                (listProtocol != null) ? Integer
240:                                        .toString(listProtocol.size())
241:                                        : Integer.toString(0));
242:                        Enumeration en = null;
243:                        String attrib = null;
244:                        if (listServer != null) {
245:                            en = listServer.keys();
246:                            i = 0;
247:                            while (en.hasMoreElements()) {
248:                                s.insert(STAT_HREF, (String) en.nextElement(),
249:                                        i);
250:                                i++;
251:                            }
252:                            en = listServer.elements();
253:                            i = 0;
254:                            while (en.hasMoreElements()) {
255:                                s.insert(STAT_HREF_COUNT, (String) en
256:                                        .nextElement(), i);
257:                                i++;
258:                            }
259:                        }
260:                        if (listProtocol != null) {
261:                            en = listProtocol.keys();
262:                            i = 0;
263:                            while (en.hasMoreElements()) {
264:                                s.insert(STAT_PROTOCOL, (String) en
265:                                        .nextElement(), i);
266:                                i++;
267:                            }
268:                            en = listProtocol.elements();
269:                            i = 0;
270:                            while (en.hasMoreElements()) {
271:                                s.insert(STAT_PROTOCOL_COUNT, (String) en
272:                                        .nextElement(), i);
273:                                i++;
274:                            }
275:                        }
276:                        //actually updating the Soif DB
277:                        return replaceSoif(server_root, s);
278:                    } catch (Exception e) {
279:                        return false;
280:                    }
281:                } else {
282:                    return false;
283:                }
284:            }
285:
286:            static public int getRDCount(String server_root, String dbname)
287:                    throws Exception {
288:                int count = 0;
289:                String cmd = server_root + File.separator + getRDCountCmd
290:                        + dbname;
291:                Runtime rt = Runtime.getRuntime();
292:                Process ps = exec(cmd);
293:                BufferedReader buf = new BufferedReader(new InputStreamReader(
294:                        ps.getInputStream()));
295:                String line = buf.readLine();
296:                NumberFormat nf = NumberFormat.getInstance();
297:                count = nf.parse(line).intValue();
298:                return count;
299:
300:            }
301:
302:            static synchronized boolean executeRDMgr(String cmd, Writer out) {
303:                boolean res = false;
304:                Runtime rt = Runtime.getRuntime();
305:                try {
306:                    Process process = exec(cmd);
307:                    BufferedReader buf = new BufferedReader(
308:                            new InputStreamReader(process.getInputStream()));
309:                    String outLine = null;
310:                    while ((outLine = buf.readLine()) != null) {
311:                        //CSDebug.logln("outLine=" + outLine);
312:                        if (out != null) {
313:                            out.write(outLine + "\n");
314:                            out.flush();
315:                        }
316:                    }
317:                    res = process.waitFor() == 0;
318:                } catch (Exception e) {
319:                    // XXX Not logging exceptions? XXX
320:                    //CSDebug.logln("rt.exec Exception:" + e.getMessage());
321:                }
322:                return res;
323:
324:            }
325:
326:            static synchronized BufferedReader executeRDMgr(String cmd) {
327:                BufferedReader buf = null;
328:                Runtime rt = Runtime.getRuntime();
329:                //CSDebug.logln("rt.exec " + cmd);
330:                try {
331:                    Process process = exec(cmd);
332:                    buf = new BufferedReader(new InputStreamReader(process
333:                            .getInputStream()));
334:                } catch (Exception e) {
335:                    // XXX Not logging exceptions? XXX
336:                    //CSDebug.logln("rt.exec Exception:" + e.getMessage());
337:                }
338:                return buf;
339:            }
340:
341:            static public boolean purgeDatabase(String server_root,
342:                    String dbname, Writer out) {
343:                String cmd = server_root + File.separator
344:                        + "run-cs-cli rdmgr -X -p stdout -y " + dbname;
345:                return executeRDMgr(cmd, out);
346:            }
347:
348:            static public boolean reindexDatabase(String server_root,
349:                    String dbname, Writer out) {
350:                String cmd = server_root + File.separator
351:                        + "run-cs-cli rdmgr -I -p stdout -y " + dbname;
352:                return executeRDMgr(cmd, out);
353:            }
354:
355:            static public boolean expireDatabase(String server_root,
356:                    String dbname, Writer out) {
357:                String cmd = server_root + File.separator
358:                        + "run-cs-cli rdmgr -E -p stdout -y " + dbname;
359:                return executeRDMgr(cmd, out);
360:            }
361:
362:            static public boolean deleteDatabase(String server_root,
363:                    String dbname, Writer out) {
364:                String cmd = server_root + File.separator
365:                        + "run-cs-cli rdmgr -B -p stdout -y " + dbname;
366:                return executeRDMgr(cmd, out);
367:            }
368:
369:            static public BufferedReader urlStatDatabase(String server_root,
370:                    String dbname) {
371:                String cmd = server_root + File.separator
372:                        + "run-cs-cli rdmgr -L -a url -y " + dbname;
373:                return executeRDMgr(cmd);
374:            }
375:
376:            static public boolean dbStatOnFile(String server_root, String dbname) {
377:                boolean ret = false;
378:                try {
379:                    ret = (DBUtil.getDBSoif(server_root, dbname).getValue(
380:                            STAT_LAST_MODIFIED) != null);
381:                } catch (Exception e) {
382:                    //CSDebug.logln("DBUtil-dbStatOnFile("+server_root+","+dbname+")");
383:                }
384:                return ret;
385:
386:            }
387:
388:            static public boolean indexCategories(String server_root) {
389:                boolean ret = true;
390:                String cmd[] = {
391:                        server_root + File.separator
392:                                + "run-cs-cli rdmgr -p stdout -T -X",
393:                        server_root + File.separator
394:                                + "run-cs-cli rdmgr -TV -p stdout "
395:                                + SearchConfig.getValue(SearchConfig.TAX) };
396:                for (int i = 0; i < 2; i++) {
397:                    ret = executeRDMgr(cmd[i], null);
398:                    if (ret != true) {
399:                        break;
400:                    }
401:                }
402:                return ret;
403:            }
404:
405:            static public boolean isWindows() {
406:                if (Platform.name.startsWith("windows")) {
407:                    return true;
408:                } else {
409:                    return false;
410:                }
411:            }
412:
413:            static String RUN_CS_CLI = "run-cs-cli";
414:            static String RUN_CS_CLI_BAT = "run-cs-cli.bat";
415:
416:            /*
417:                TODO: Note: rt.exec() should be used instead of this after the code is tweaked
418:                to be OS independent. This function merely to minimizes impact of changes.
419:             */
420:            static public Process exec(String command) throws IOException {
421:                Runtime rt = Runtime.getRuntime();
422:                Process process = null;
423:                if (isWindows()) {
424:                    //Takes care of problematic back-slash '\' charectors
425:                    command = command.replace('\\', '/');
426:                    //Take care of executing bat files  by replaceing 'run-cs-cli' with 'run-cs-cli.bat'
427:                    int idx = command.indexOf(RUN_CS_CLI);
428:                    StringBuffer buf = new StringBuffer(command.substring(0,
429:                            idx));
430:                    buf.append(RUN_CS_CLI_BAT);
431:                    buf.append(command.substring(idx + RUN_CS_CLI.length()));
432:                    command = buf.toString();
433:                    //CSDebug.logln("command:"+ command);
434:                    process = rt.exec(command);
435:                } else {
436:                    process = rt.exec(command);
437:                }
438:                return process;
439:            }
440:        }
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