Source Code Cross Referenced for ArrayCreatorAction.java in  » Testing » DDTUnit » junitx » ddtunit » data » processing » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Testing » DDTUnit » junitx.ddtunit.data.processing 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        //$Id: ArrayCreatorAction.java 250 2006-08-25 21:30:26Z jg_hamburg $
002:        /********************************************************************************
003:         * DDTUnit, a Datadriven Approach to Unit- and Moduletesting
004:         * Copyright (c) 2004, Joerg and Kai Gellien
005:         * All rights reserved.
006:         *
007:         * The Software is provided under the terms of the Common Public License 1.0
008:         * as provided with the distribution of DDTUnit in the file cpl-v10.html.
009:         * Redistribution and use in source and binary forms, with or without
010:         * modification, are permitted provided that the following conditions
011:         * are met:
012:         *
013:         *     + Redistributions of source code must retain the above copyright
014:         *       notice, this list of conditions and the following disclaimer.
015:         *
016:         *     + Redistributions in binary form must reproduce the above
017:         *       copyright notice, this list of conditions and the following
018:         *       disclaimer in the documentation and/or other materials provided
019:         *       with the distribution.
020:         *
021:         *     + Neither the id of the authors or DDTUnit, nor the
022:         *       names of its contributors may be used to endorse or promote
023:         *       products derived from this software without specific prior
024:         *       written permission.
025:         *
026:         * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
027:         * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
028:         * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
029:         * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR
030:         * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
031:         * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
032:         * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
033:         * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
034:         * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
035:         * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
036:         * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
037:         ********************************************************************************/package junitx.ddtunit.data.processing;
038:
039:        import java.lang.reflect.Array;
040:        import java.util.HashMap;
041:        import java.util.List;
042:        import java.util.Map;
043:
044:        import junitx.ddtunit.DDTException;
045:        import junitx.ddtunit.data.DDTTestDataException;
046:        import junitx.ddtunit.data.TypedObject;
047:
048:        import org.apache.log4j.Logger;
049:
050:        /**
051:         * This class contains object state and other information to create object from
052:         * SAX event stream.
053:         * 
054:         * @author jg
055:         */
056:        public class ArrayCreatorAction extends ActionBase {
057:            protected Logger log = Logger.getLogger(ArrayCreatorAction.class);
058:
059:            /**
060:             * 
061:             * Constructor used as standard constructor to instanciate actions of this
062:             * type
063:             * 
064:             * @param attrMap
065:             */
066:            public ArrayCreatorAction(Map<String, String> attrMap) {
067:                super (attrMap);
068:            }
069:
070:            /*
071:             * (non-Javadoc)
072:             * 
073:             * @see junitx.ddtunit.parser.ActionBase#process()
074:             */
075:            public IAction process() {
076:                log.debug("process - process new signature for call...");
077:                if (!this .successorProcessed) {
078:                    processNoSuccessor();
079:                }
080:                IAction rootAction = getPrevious();
081:                if (rootAction != null) {
082:                    String hintValue = rootAction.getHint();
083:
084:                    if (HintTypes.INTERNAL_MAPENTRY.equals(hintValue)
085:                            || HintTypes.FIELDS.equals(hintValue)
086:                            || HintTypes.COLLECTION.equals(hintValue)
087:                            || HintTypes.ATTRLIST.equals(hintValue)) {
088:                        rootAction.processSuccessor(this );
089:                    } else {
090:                        throw new UnsupportedOperationException(
091:                                "CollectionCreatorAction does not support hint '"
092:                                        + hintValue + "'");
093:                    }
094:                } else {
095:                    rootAction = this ;
096:                }
097:                // if rootAction is null simply return action -> base object is a
098:                // collection
099:                pop();
100:                // do not forget to process the actual root element
101:                return rootAction;
102:            }
103:
104:            public void processSuccessor(IAction successor) {
105:                log.debug("processSuccessor(" + successor + " - START");
106:                if (successor != null) {
107:                    if (HintTypes.FIELDS.equals(successor.getHint())
108:                            || HintTypes.COLLECTION.equals(successor.getHint())) {
109:                        Map attribMap = new HashMap();
110:                        IAction attribListAction = ActionFactory.getAction(
111:                                ActionState.ATTRLIST_CREATION, attribMap);
112:                        this .insert(attribListAction);
113:                        try {
114:                            attribListAction.createObject();
115:                            // initialize with first list element
116:                            ((List) attribListAction.getValue()).add(successor
117:                                    .getObject());
118:                        } catch (Exception ex) {
119:                            throw new DDTException(
120:                                    "Error on action processing", ex);
121:                        }
122:                    } else if (HintTypes.CONTENT.equals(successor.getHint())) {
123:                        String value = successor.getValue().toString();
124:                        if (!ContentCreatorAction.CONTENT_NULL.equals(value)) {
125:                            try {
126:                                int size = Integer.parseInt(value);
127:                                instanciateArray(size);
128:                            } catch (NumberFormatException ex) {
129:                                throw new DDTTestDataException(
130:                                        "Must provide an integer as size of array.");
131:                            } catch (Exception ex) {
132:                                // TODO Auto-generated catch block
133:                                ex.printStackTrace();
134:                            }
135:                        }
136:                    } else {
137:                        List fields = (List) successor.getObject().getValue();
138:                        TypedObject field = null;
139:                        try {
140:                            instanciateArray(fields.size());
141:                            for (int count = 0; count < fields.size(); count++) {
142:                                field = (TypedObject) fields.get(count);
143:                                // provided
144:                                ((Object[]) this .getValue())[count] = field
145:                                        .getValue();
146:                            }
147:                        } catch (Exception ex) {
148:                            StringBuffer sb = new StringBuffer(
149:                                    "Error on setting elements of array.");
150:                            throw new DDTException(sb.toString(), ex);
151:                        }
152:                    }
153:                    if (!getType().startsWith("[L")) {
154:                        this .setType(getType());
155:                    }
156:                    this .successorProcessed = true;
157:                }
158:            }
159:
160:            /**
161:             * @param fields
162:             * @throws ClassNotFoundException
163:             * @throws Exception
164:             */
165:            private void instanciateArray(int size)
166:                    throws ClassNotFoundException {
167:                if (this .getValue() == null) {
168:                    String localType = null;
169:                    if (getType().startsWith("[L")) {
170:                        // cut off "[L" ... ";" from array type
171:                        localType = getType().substring(2,
172:                                getType().length() - 1);
173:                    } else {
174:                        localType = getType();
175:                    }
176:                    Class clazz = Class.forName(localType);
177:                    Object arrayObj = Array.newInstance(clazz, size);
178:                    this .setValue(arrayObj);
179:                }
180:            }
181:
182:            public void processNoSuccessor() {
183:                try {
184:                    instanciateArray(1);
185:                    if (getType() != null && !getType().startsWith("[L")) {
186:                        setType(getType());
187:                    }
188:                } catch (ClassNotFoundException ex) {
189:                    StringBuffer sb = new StringBuffer(
190:                            "Error on setting elements of array.");
191:                    throw new DDTException(sb.toString(), ex);
192:                }
193:            }
194:
195:            public void setType(String type) {
196:                if (this .injectedObject == null) {
197:                    inject();
198:                }
199:                if (type != null && !type.startsWith("[L")) {
200:                    this .injectedObject.setType("[L" + type + ";");
201:                }
202:            }
203:
204:            /*
205:             * (non-Javadoc)
206:             * 
207:             * @see junitx.ddtunit.parser.ActionBase#inject()
208:             */
209:
210:            public IAction inject() {
211:                String type = (String) this .attrMap
212:                        .get(ParserConstants.XML_ATTR_TYPE);
213:                String id = (String) this .attrMap
214:                        .get(ParserConstants.XML_ATTR_ID);
215:                // check if type is based on java.util.Collection
216:                try {
217:                    if (type == null
218:                            && ParserConstants.XML_ELEM_ITEM.equals(id)) {
219:                        type = TypedObject.UNKNOWN_TYPE;
220:                    }
221:                } catch (Exception ex) {
222:                    throw new DDTException("Container class '" + type
223:                            + "' does not implement java.util.Collection.", ex);
224:                }
225:                this .injectedObject = new TypedObject(id, type);
226:                return this;
227:            }
228:
229:        }
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