Source Code Cross Referenced for IWrapperImpl.java in  » J2EE » Pustefix » de » schlund » pfixcore » generator » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » J2EE » Pustefix » de.schlund.pfixcore.generator 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * This file is part of PFIXCORE.
003:         *
004:         * PFIXCORE is free software; you can redistribute it and/or modify
005:         * it under the terms of the GNU Lesser General Public License as published by
006:         * the Free Software Foundation; either version 2 of the License, or
007:         * (at your option) any later version.
008:         *
009:         * PFIXCORE is distributed in the hope that it will be useful,
010:         * but WITHOUT ANY WARRANTY; without even the implied warranty of
011:         * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
012:         * GNU Lesser General Public License for more details.
013:         *
014:         * You should have received a copy of the GNU Lesser General Public License
015:         * along with PFIXCORE; if not, write to the Free Software
016:         * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
017:         *
018:         */
019:
020:        package de.schlund.pfixcore.generator;
021:
022:        import java.io.BufferedOutputStream;
023:        import java.io.IOException;
024:        import java.io.OutputStreamWriter;
025:        import java.io.Writer;
026:        import java.text.DateFormat;
027:        import java.text.SimpleDateFormat;
028:        import java.util.Arrays;
029:        import java.util.Date;
030:        import java.util.HashMap;
031:        import java.util.Iterator;
032:        import java.util.TreeSet;
033:
034:        import org.apache.log4j.Logger;
035:
036:        import de.schlund.pfixxml.resources.FileResource;
037:        import de.schlund.pfixxml.resources.ResourceUtil;
038:
039:        /**
040:         * IWrapperImpl.java
041:         *
042:         *
043:         * Created: Wed Aug  8 14:19:39 2001
044:         *
045:         * @author <a href="mailto: "Jens Lautenbacher</a>
046:         *
047:         *
048:         */
049:
050:        public abstract class IWrapperImpl implements  IWrapper {
051:            protected RequestData req;
052:            protected String prefix = "__undef";
053:            protected Integer order = new Integer(0);
054:            private Logger LOG = Logger.getLogger(this .getClass());
055:            private FileResource logdir = null;
056:            private String pagename = null;
057:            private String visitid = null;
058:
059:            protected HashMap<String, IWrapperParam> params = null; // single static parameters (of the form PREFIX.NAME)
060:            protected HashMap<String, IWrapperParam> errors = null; // errors on single parameters
061:            protected HashMap<String, IWrapperIndexedParam> idxprms = null; // array like indexed parameters (of the form PREFIX.NAME.INDEX)
062:            protected IHandler handler = null; // Make sure that you set the handler in the
063:
064:            // constructor of a derived class
065:
066:            public void initLogging(FileResource logdir, String pagename,
067:                    String visitid) {
068:                LOG.debug("*** Logging input for " + prefix + " into " + logdir
069:                        + " " + pagename + " " + visitid + " ***");
070:                this .logdir = logdir;
071:                this .pagename = pagename;
072:                this .visitid = visitid;
073:            }
074:
075:            public void tryErrorLogging() throws IOException {
076:                if (logdir != null && pagename != null && visitid != null) {
077:                    FileResource log = ResourceUtil.getFileResource(logdir,
078:                            pagename + "#" + prefix);
079:                    Writer out = new OutputStreamWriter(
080:                            new BufferedOutputStream(log.getOutputStream(true)));
081:                    IWrapperParam[] tmperrors = gimmeAllParamsWithErrors();
082:                    if (tmperrors != null && tmperrors.length > 0) {
083:                        StringBuffer buff = getLogBuffer("ERRORS");
084:                        for (int j = 0; j < tmperrors.length; j++) {
085:                            IWrapperParam param = tmperrors[j];
086:                            StatusCodeInfo[] scodes = param
087:                                    .getStatusCodeInfos();
088:                            if (scodes != null) {
089:                                appendErrorLog(param, buff);
090:                            }
091:                        }
092:                        out.write(buff.toString() + "\n");
093:                        out.flush();
094:                    }
095:                }
096:            }
097:
098:            public void tryParamLogging() throws IOException {
099:                if (logdir != null && pagename != null && visitid != null) {
100:                    FileResource log = ResourceUtil.getFileResource(logdir,
101:                            pagename + "#" + prefix);
102:                    Writer out = new OutputStreamWriter(
103:                            new BufferedOutputStream(log.getOutputStream(true)));
104:                    StringBuffer buff = getLogBuffer("VALUES");
105:                    for (Iterator<IWrapperParam> iter = params.values()
106:                            .iterator(); iter.hasNext();) {
107:                        appendParamLog(iter.next(), buff);
108:                    }
109:                    for (Iterator<IWrapperIndexedParam> iter = idxprms.values()
110:                            .iterator(); iter.hasNext();) {
111:                        IWrapperIndexedParam pindex = iter.next();
112:                        IWrapperParam[] pinfoarr = pindex.getAllParams();
113:                        for (int i = 0; i < pinfoarr.length; i++) {
114:                            appendParamLog(pinfoarr[i], buff);
115:                        }
116:                    }
117:                    out.write(buff.toString() + "\n");
118:                    out.flush();
119:                }
120:            }
121:
122:            public final void init(String prefix) throws Exception {
123:                params = new HashMap<String, IWrapperParam>();
124:                errors = new HashMap<String, IWrapperParam>();
125:                idxprms = new HashMap<String, IWrapperIndexedParam>();
126:                this .prefix = prefix;
127:                registerParams();
128:            }
129:
130:            public final void load(RequestData req) throws Exception {
131:                this .req = req;
132:
133:                for (Iterator<IWrapperParam> i = params.values().iterator(); i
134:                        .hasNext();) {
135:                    IWrapperParam pinfo = i.next();
136:                    if (LOG.isDebugEnabled()) {
137:                        LOG.debug("===> Doing init for Param: "
138:                                + pinfo.getName());
139:                    }
140:                    pinfo.initValueFromRequest(prefix, req);
141:                    if (pinfo.errorHappened()) {
142:                        if (LOG.isDebugEnabled()) {
143:                            LOG.debug("*** ERROR happened for Param: "
144:                                    + pinfo.getName());
145:                        }
146:                        synchronized (errors) {
147:                            errors.put(pinfo.getName(), pinfo);
148:                        }
149:                    }
150:                }
151:                for (Iterator<IWrapperIndexedParam> i = idxprms.values()
152:                        .iterator(); i.hasNext();) {
153:                    IWrapperIndexedParam pindex = i.next();
154:                    if (LOG.isDebugEnabled()) {
155:                        LOG.debug("===> Doing init for IndexedParam: "
156:                                + pindex.getName());
157:                    }
158:                    pindex.initValueFromRequest(prefix, req);
159:                    // error handling happens inside the IWRapperIndexedParam...
160:                }
161:            }
162:
163:            public final void loadFromStringValues() throws Exception {
164:                for (IWrapperParam pinfo : params.values())
165:                    pinfo.initFromStringValue();
166:                for (IWrapperIndexedParam pindex : idxprms.values())
167:                    pindex.initFromStringValue();
168:            }
169:
170:            public final IHandler gimmeIHandler() {
171:                if (handler == null) {
172:                    throw new RuntimeException(
173:                            "ERROR: You need to define a IHandler for IWrapper "
174:                                    + this .getClass().getName());
175:                }
176:                return handler;
177:            }
178:
179:            public final String gimmePrefix() {
180:                return prefix;
181:            }
182:
183:            public final void defineOrder(int order) {
184:                this .order = new Integer(order);
185:            }
186:
187:            public final Integer gimmeOrder() {
188:                return order;
189:            }
190:
191:            public final boolean errorHappened() {
192:                boolean noerr = errors.isEmpty();
193:                if (noerr) {
194:                    synchronized (idxprms) {
195:                        for (Iterator<IWrapperIndexedParam> i = idxprms
196:                                .values().iterator(); i.hasNext();) {
197:                            IWrapperIndexedParam pindx = i.next();
198:                            if (pindx.errorHappened()) {
199:                                noerr = false;
200:                                break;
201:                            }
202:                        }
203:                    }
204:                }
205:                return !noerr;
206:            }
207:
208:            public final IWrapperParamDefinition[] gimmeAllParamDefinitions() {
209:                TreeSet<IWrapperParamDefinition> retpar = new TreeSet<IWrapperParamDefinition>();
210:                synchronized (params) {
211:                    retpar.addAll(params.values());
212:                }
213:                synchronized (idxprms) {
214:                    retpar.addAll(idxprms.values());
215:                }
216:                return (IWrapperParamDefinition[]) retpar
217:                        .toArray(new IWrapperParamDefinition[] {});
218:            }
219:
220:            public final IWrapperParam[] gimmeAllParams() {
221:                TreeSet<IWrapperParam> retpar = new TreeSet<IWrapperParam>();
222:                synchronized (params) {
223:                    retpar.addAll(params.values());
224:                }
225:                synchronized (idxprms) {
226:                    for (Iterator<IWrapperIndexedParam> i = idxprms.values()
227:                            .iterator(); i.hasNext();) {
228:                        IWrapperIndexedParam pindex = i.next();
229:                        retpar.addAll(Arrays.asList(pindex.getAllParams()));
230:                    }
231:                }
232:                return (IWrapperParam[]) retpar.toArray(new IWrapperParam[] {});
233:            }
234:
235:            public final IWrapperParam[] gimmeAllParamsWithErrors() {
236:                TreeSet<IWrapperParam> retpar = new TreeSet<IWrapperParam>();
237:                synchronized (errors) {
238:                    retpar.addAll(errors.values());
239:                }
240:                synchronized (idxprms) {
241:                    for (Iterator<IWrapperIndexedParam> i = idxprms.values()
242:                            .iterator(); i.hasNext();) {
243:                        IWrapperIndexedParam pindex = i.next();
244:                        retpar.addAll(Arrays.asList(pindex
245:                                .getAllParamsWithErrors()));
246:                    }
247:                }
248:                return (IWrapperParam[]) retpar.toArray(new IWrapperParam[] {});
249:            }
250:
251:            public void addSCode(IWrapperParam param,
252:                    de.schlund.util.statuscodes.StatusCode scode,
253:                    String args[], String level) {
254:                param.addSCode(scode, args, level);
255:                synchronized (errors) {
256:                    errors.put(param.getName(), param);
257:                }
258:            }
259:
260:            protected final IWrapperParam gimmeParamForKey(String key) {
261:                synchronized (params) {
262:                    return (IWrapperParam) params.get(key);
263:                }
264:            }
265:
266:            protected final IWrapperIndexedParam gimmeIndexedParamForKey(
267:                    String key) {
268:                synchronized (idxprms) {
269:                    return (IWrapperIndexedParam) idxprms.get(key);
270:                }
271:            }
272:
273:            protected void registerParams() {
274:                // DO NOTHING.
275:                // This could be abstract, but descendents should be able to call
276:                // super.registerParams() without worrying.
277:            }
278:
279:            public final int compareTo(IWrapper in) {
280:                return (gimmeOrder().compareTo(in.gimmeOrder()));
281:            }
282:
283:            private StringBuffer getLogBuffer(String init) {
284:                StringBuffer buff = new StringBuffer(256);
285:                long now = System.currentTimeMillis();
286:                DateFormat fmt = new SimpleDateFormat("yyyy.MM.dd HH:mm:ss");
287:                buff.append(fmt.format(new Date(now)) + "|" + visitid + "|"
288:                        + init);
289:                return buff;
290:            }
291:
292:            private void appendParamLog(IWrapperParam pinfo, StringBuffer buff) {
293:                String name = pinfo.getName();
294:                String[] value = pinfo.getStringValue();
295:                buff.append("|" + name + "=");
296:                if (value != null) {
297:                    for (int i = 0; i < value.length; i++) {
298:                        buff.append(value[i]);
299:                        if (i < (value.length - 1)) {
300:                            buff.append("&");
301:                        }
302:                    }
303:                } else {
304:                    buff.append("NULL");
305:                }
306:            }
307:
308:            private void appendErrorLog(IWrapperParam pinfo, StringBuffer buff) {
309:                String name = pinfo.getName();
310:                StatusCodeInfo[] scodes = pinfo.getStatusCodeInfos();
311:                if (scodes != null) {
312:                    buff.append("|" + name + ":");
313:                    for (int i = 0; i < scodes.length; i++) {
314:                        buff.append(scodes[i]);
315:                        if (i < (scodes.length - 1)) {
316:                            buff.append(";");
317:                        }
318:                    }
319:                }
320:            }
321:
322:            public String toString() {
323:                StringBuffer sb = new StringBuffer(255);
324:                String name = getClass().getName();
325:                int ind = name.lastIndexOf('.');
326:                if (ind > -1)
327:                    name = name.substring(ind + 1);
328:                sb.append("*** All wrapper-data for " + name + " {\n");
329:                IWrapperParam[] params = gimmeAllParams();
330:                for (IWrapperParam param : params) {
331:                    if (param.getFrequency().equals("single")) {
332:                        sb.append(param.getName() + " = " + param.getValue())
333:                                .append("\n");
334:                    } else {
335:                        if (param.getValueArr() == null) {
336:                            sb.append(param.getName() + "[] = NULL");
337:                        } else {
338:                            Object[] values = param.getValueArr();
339:                            for (int i = 0; i < values.length; i++) {
340:                                sb.append(
341:                                        param.getName() + "[" + i + "] = "
342:                                                + values[i]).append("\n");
343:                            }
344:                        }
345:                    }
346:                }
347:                sb.append("}\n");
348:                return sb.toString();
349:            }
350:
351:        } // IWrapperImpl
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