Source Code Cross Referenced for GeoValidator.java in  » GIS » GeoServer » org » vfny » geoserver » global » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » GIS » GeoServer » org.vfny.geoserver.global 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * Created on Feb 9, 2004
003:         *
004:         * To change the template for this generated file go to
005:         * Window - Preferences - Java - Code Generation - Code and Comments
006:         */
007:        package org.vfny.geoserver.global;
008:
009:        import org.geotools.validation.FeatureValidation;
010:        import org.geotools.validation.IntegrityValidation;
011:        import org.geotools.validation.PlugIn;
012:        import org.geotools.validation.Validation;
013:        import org.geotools.validation.ValidationProcessor;
014:        import org.geotools.validation.dto.ArgumentDTO;
015:        import org.geotools.validation.dto.PlugInDTO;
016:        import org.geotools.validation.dto.TestDTO;
017:        import org.geotools.validation.dto.TestSuiteDTO;
018:        import org.geotools.validation.xml.ValidationException;
019:        import org.geotools.validation.xml.XMLReader;
020:        import java.io.File;
021:        import java.util.HashMap;
022:        import java.util.HashSet;
023:        import java.util.Iterator;
024:        import java.util.Map;
025:        import java.util.Set;
026:        import java.util.logging.Level;
027:        import java.util.logging.Logger;
028:
029:        /**
030:         * GeoValidator purpose.
031:         * <p>
032:         * Description of GeoValidator ...
033:         * </p>
034:         *
035:         * @author dzwiers, Refractions Research, Inc.
036:         * @author $Author: jive $ (last modification)
037:         * @version $Id: GeoValidator.java 7769 2007-11-15 15:11:39Z aaime $
038:         */
039:        public class GeoValidator extends ValidationProcessor {
040:            public static final String WEB_CONTAINER_KEY = "GeoValidator";
041:
042:            /**
043:             * GeoValidator constructor.
044:             * <p>
045:             * super();
046:             * </p>
047:             *
048:             */
049:            public GeoValidator() {
050:                super ();
051:            }
052:
053:            /**
054:             * Creates a new geo validator.
055:             *
056:             * @param config The configuration module.
057:             */
058:            public GeoValidator(Config config) {
059:                loadPlugins(config.dataDirectory());
060:            }
061:
062:            /**
063:             * Loads validations plugins.
064:             *
065:             * @param dataDir The data directory.
066:             */
067:            protected void loadPlugins(File dataDir) {
068:                Map plugIns = null;
069:                Map testSuites = null;
070:
071:                try {
072:                    File plugInDir = GeoserverDataDirectory.findConfigDir(
073:                            dataDir, "plugIns");
074:                    File validationDir = GeoserverDataDirectory.findConfigDir(
075:                            dataDir, "validation");
076:
077:                    if (plugInDir != null && plugInDir.exists()) {
078:                        plugIns = XMLReader.loadPlugIns(plugInDir);
079:
080:                        if (validationDir != null && validationDir.exists()) {
081:                            testSuites = XMLReader.loadValidations(
082:                                    validationDir, plugIns);
083:                        }
084:                    }
085:                } catch (Exception e) {
086:                    org.geotools.util.logging.Logging.getLogger(
087:                            "org.vfny.geoserver.global").log(Level.WARNING,
088:                            "loading plugins", e);
089:                }
090:
091:                if (testSuites == null)
092:                    testSuites = new HashMap();
093:                if (plugIns == null)
094:                    plugIns = new HashMap();
095:
096:                load(testSuites, plugIns);
097:            }
098:
099:            /**
100:             * ValidationProcessor constructor.
101:             *
102:             * <p>
103:             * Builds a ValidationProcessor with the DTO provided.
104:             * </p>
105:             *
106:             * @see load(Map,Map)
107:             * @param testSuites Map a map of names -> TestSuiteDTO objects
108:             * @param plugIns Map a map of names -> PlugInDTO objects
109:             */
110:            public GeoValidator(Map testSuites, Map plugIns) {
111:                super ();
112:                load(testSuites, plugIns);
113:            }
114:
115:            private Map testSuites;
116:            private Map plugIns;
117:            private Map errors;
118:
119:            /**
120:             * Map of errors encountered during loading process
121:             * <p>
122:             * Map of true (loaded), false (never used), or exception (error) keyed
123:             * by PlugIn and Test DataTransferObjects.
124:             * </p>
125:             * @return Map of status by PlugInDTO and TestDTO
126:             */
127:            public Map getErrors() {
128:                return errors;
129:            }
130:
131:            /**
132:             * load purpose.
133:             * <p>
134:             * loads this instance data into this instance.
135:             * </p>
136:             * @param testSuites
137:             * @param plugIns
138:             */
139:            public void load(Map testSuites, Map plugIns) {
140:                this .plugIns = plugIns;
141:                this .testSuites = testSuites;
142:                errors = new HashMap();
143:
144:                // step 1 make a list required plug-ins
145:                Set plugInNames = new HashSet();
146:                Iterator i = testSuites.keySet().iterator();
147:
148:                while (i.hasNext()) {
149:                    TestSuiteDTO dto = (TestSuiteDTO) testSuites.get(i.next());
150:                    Iterator j = dto.getTests().keySet().iterator();
151:
152:                    while (j.hasNext()) {
153:                        TestDTO tdto = (TestDTO) dto.getTests().get(j.next());
154:                        plugInNames.add(tdto.getPlugIn().getName());
155:                    }
156:                }
157:
158:                // Mark all plug-ins as not loaded
159:                //
160:                i = plugIns.values().iterator();
161:
162:                while (i.hasNext()) {
163:                    PlugInDTO dto = (PlugInDTO) i.next();
164:                    errors.put(dto, Boolean.FALSE);
165:                }
166:
167:                // step 2 configure plug-ins with defaults
168:                Map defaultPlugIns = new HashMap(plugInNames.size());
169:                i = plugInNames.iterator();
170:
171:                while (i.hasNext()) {
172:                    String plugInName = (String) i.next();
173:                    PlugInDTO dto = (PlugInDTO) plugIns.get(plugInName);
174:                    Class plugInClass = null;
175:
176:                    try {
177:                        plugInClass = Class.forName(dto.getClassName());
178:                    } catch (ClassNotFoundException e) {
179:                        //Error, using default.
180:                        errors.put(dto, e);
181:                        e.printStackTrace();
182:                    }
183:
184:                    if (plugInClass == null) {
185:                        plugInClass = Validation.class;
186:                    }
187:
188:                    Map plugInArgs = dto.getArgs();
189:
190:                    if (plugInArgs == null) {
191:                        plugInArgs = new HashMap();
192:                    }
193:
194:                    try {
195:                        PlugIn plugIn = new org.geotools.validation.PlugIn(
196:                                plugInName, plugInClass, dto.getDescription(),
197:                                plugInArgs);
198:                        defaultPlugIns.put(plugInName, plugIn);
199:                    } catch (ValidationException e) {
200:                        e.printStackTrace();
201:                        // Update dto entry w/ an error?
202:                        errors.put(dto, e);
203:
204:                        continue;
205:                    }
206:
207:                    // mark dto entry as a success
208:                    errors.put(dto, Boolean.TRUE);
209:                }
210:
211:                // step 3 configure plug-ins with tests + add to processor
212:                i = testSuites.keySet().iterator();
213:
214:                while (i.hasNext()) {
215:                    TestSuiteDTO tdto = (TestSuiteDTO) testSuites.get(i.next());
216:                    Iterator j = tdto.getTests().keySet().iterator();
217:
218:                    while (j.hasNext()) {
219:                        TestDTO dto = (TestDTO) tdto.getTests().get(j.next());
220:
221:                        // deal with test
222:                        Map testArgs = dto.getArgs();
223:
224:                        if (testArgs == null) {
225:                            testArgs = new HashMap();
226:                        } else {
227:                            Map m = new HashMap();
228:                            Iterator k = testArgs.keySet().iterator();
229:
230:                            while (k.hasNext()) {
231:                                ArgumentDTO adto = (ArgumentDTO) testArgs.get(k
232:                                        .next());
233:                                m.put(adto.getName(), adto.getValue());
234:                            }
235:
236:                            testArgs = m;
237:                        }
238:
239:                        try {
240:                            PlugIn plugIn = (org.geotools.validation.PlugIn) defaultPlugIns
241:                                    .get(dto.getPlugIn().getName());
242:                            Validation validation = plugIn.createValidation(dto
243:                                    .getName(), dto.getDescription(), testArgs);
244:
245:                            if (validation instanceof  FeatureValidation) {
246:                                addValidation((FeatureValidation) validation);
247:                            }
248:
249:                            if (validation instanceof  IntegrityValidation) {
250:                                addValidation((IntegrityValidation) validation);
251:                            }
252:                        } catch (ValidationException e) {
253:                            e.printStackTrace();
254:                            // place test error under the plugIn DTO that spawned it
255:                            errors.put(dto, e);
256:
257:                            //error should log here
258:                            continue;
259:                        }
260:
261:                        errors.put(dto, Boolean.TRUE);
262:                    }
263:
264:                    errors.put(tdto, Boolean.TRUE);
265:                }
266:            }
267:
268:            public Object toPlugInDTO() {
269:                return plugIns;
270:            }
271:
272:            public Object toTestSuiteDTO() {
273:                return testSuites;
274:            }
275:
276:            public Map getPlugIns() {
277:                return plugIns;
278:            }
279:
280:            public Map getTestSuites() {
281:                return testSuites;
282:            }
283:        }
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