Source Code Cross Referenced for BOAssociationImpl.java in  » UML » MetaBoss » com » metaboss » sdlctools » domains » enterprisemodel » impl » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » UML » MetaBoss » com.metaboss.sdlctools.domains.enterprisemodel.impl 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        // THIS SOFTWARE IS PROVIDED BY SOFTARIS PTY.LTD. AND OTHER METABOSS
002:        // CONTRIBUTORS ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING,
003:        // BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
004:        // FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL SOFTARIS PTY.LTD.
005:        // OR OTHER METABOSS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
006:        // INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
007:        // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
008:        // OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
009:        // LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
010:        // NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
011:        // EVEN IF SOFTARIS PTY.LTD. OR OTHER METABOSS CONTRIBUTORS ARE ADVISED OF THE
012:        // POSSIBILITY OF SUCH DAMAGE.
013:        //
014:        // Copyright 2000-2005 © Softaris Pty.Ltd. All Rights Reserved.
015:        package com.metaboss.sdlctools.domains.enterprisemodel.impl;
016:
017:        import javax.naming.Context;
018:        import javax.naming.InitialContext;
019:        import javax.naming.NamingException;
020:
021:        import com.metaboss.enterprise.bo.BOException;
022:        import com.metaboss.enterprise.bo.BOIllegalArgumentException;
023:        import com.metaboss.enterprise.bo.BOInvalidOperationForReadOnlyObjectException;
024:        import com.metaboss.enterprise.bo.BONamingAndDirectoryServiceInvocationException;
025:        import com.metaboss.enterprise.bo.BOPersistenceServiceInvocationException;
026:        import com.metaboss.enterprise.ps.PSException;
027:        import com.metaboss.sdlctools.domains.enterprisemodel.BOAssociation;
028:        import com.metaboss.sdlctools.domains.enterprisemodel.BOAssociationRole;
029:        import com.metaboss.sdlctools.domains.enterprisemodel.BODomain;
030:        import com.metaboss.sdlctools.domains.enterprisemodel.storage.PSAssociation;
031:        import com.metaboss.sdlctools.domains.enterprisemodel.storage.STAssociation;
032:        import com.oldboss.framework.bo.BOTransaction;
033:        import com.oldboss.framework.bo.impl.BOObjectImpl;
034:
035:        public class BOAssociationImpl extends BOObjectImpl implements 
036:                BOAssociation {
037:            private BOMetaBossDomainImpl mMetaBossDomainImpl = null;
038:            private String mAssociationRef = null;
039:            private STAssociation mDetails = null;
040:            private BOAssociationRole mRoleA = null;
041:            private BOAssociationRole mRoleB = null;
042:
043:            /* Instance creator */
044:            public static BOAssociation createInstanceForExisting(
045:                    BOMetaBossDomainImpl pMetaBossDomainImpl,
046:                    STAssociation pDetails) throws BOException {
047:                if (pDetails == null)
048:                    throw new BOIllegalArgumentException(
049:                            "Empty details structure");
050:                // See if we have this object in cache already
051:                BOAssociationImpl lImpl = (BOAssociationImpl) pMetaBossDomainImpl
052:                        .retrieveExistingBOInstance(BOAssociation.class,
053:                                pDetails.AssociationRef);
054:                if (lImpl != null)
055:                    return lImpl;
056:                lImpl = new BOAssociationImpl();
057:                lImpl.mMetaBossDomainImpl = pMetaBossDomainImpl;
058:                lImpl.mAssociationRef = pDetails.AssociationRef;
059:                lImpl.mDetails = pDetails;
060:                lImpl.setupForExisting();
061:                pMetaBossDomainImpl.saveNewBOInstance(BOAssociation.class,
062:                        pDetails.AssociationRef, lImpl);
063:                return lImpl;
064:            }
065:
066:            /* Instance creator */
067:            public static BOAssociation createInstanceForExisting(
068:                    BOMetaBossDomainImpl pMetaBossDomainImpl,
069:                    String pAssociationRef) throws BOException {
070:                if (pAssociationRef == null || pAssociationRef.length() == 0)
071:                    throw new BOIllegalArgumentException("Empty AssociationRef");
072:                // See if we have this object in cache already
073:                BOAssociationImpl lImpl = (BOAssociationImpl) pMetaBossDomainImpl
074:                        .retrieveExistingBOInstance(BOAssociation.class,
075:                                pAssociationRef);
076:                if (lImpl != null)
077:                    return lImpl;
078:                lImpl = new BOAssociationImpl();
079:                lImpl.mMetaBossDomainImpl = pMetaBossDomainImpl;
080:                lImpl.mAssociationRef = pAssociationRef;
081:                lImpl.mDetails = null;
082:                lImpl.setupForExisting();
083:                pMetaBossDomainImpl.saveNewBOInstance(BOAssociation.class,
084:                        pAssociationRef, lImpl);
085:                return lImpl;
086:            }
087:
088:            /* Instance creator */
089:            public static BOAssociation createInstanceForNew(
090:                    BOTransaction pTransaction,
091:                    BOMetaBossDomainImpl pMetaBossDomainImpl,
092:                    String pAssociationRef) throws BOException {
093:                // See if we have this object in cache already
094:                BOAssociationImpl lImpl = (BOAssociationImpl) pMetaBossDomainImpl
095:                        .retrieveExistingBOInstance(BOAssociation.class,
096:                                pAssociationRef);
097:                if (lImpl != null)
098:                    throw new BOIllegalArgumentException(
099:                            "Association already exists. AssociationRef: "
100:                                    + pAssociationRef);
101:                lImpl = new BOAssociationImpl();
102:                lImpl.mMetaBossDomainImpl = pMetaBossDomainImpl;
103:                lImpl.mAssociationRef = pAssociationRef;
104:                lImpl.mDetails = new STAssociation();
105:                lImpl.mDetails.AssociationRef = pAssociationRef;
106:                lImpl.setupForNew(pTransaction);
107:                pMetaBossDomainImpl.saveNewBOInstance(BOAssociation.class,
108:                        pAssociationRef, lImpl);
109:                // Immediately create new roles
110:                lImpl.mRoleA = BOAssociationRoleImpl.createInstanceForNew(
111:                        pTransaction, pMetaBossDomainImpl, lImpl, true);
112:                lImpl.mRoleB = BOAssociationRoleImpl.createInstanceForNew(
113:                        pTransaction, pMetaBossDomainImpl, lImpl, false);
114:                return lImpl;
115:            }
116:
117:            /* Private constructor restricts instance creation from outside */
118:            private BOAssociationImpl() throws BOException {
119:            }
120:
121:            /* Retrieves unique reference */
122:            public String getRef() throws BOException {
123:                return mAssociationRef;
124:            }
125:
126:            /* Retrieves entity name */
127:            public String getName() throws BOException {
128:                String lAssociationName = getRef();
129:                if (lAssociationName.lastIndexOf(".") >= 0)
130:                    lAssociationName = lAssociationName
131:                            .substring(lAssociationName.lastIndexOf(".") + 1);
132:                return lAssociationName;
133:            }
134:
135:            /* Retrieves the domain which owns this entity.*/
136:            public BODomain getDomain() throws BOException {
137:                String lAssociationRef = getRef();
138:                if (lAssociationRef.lastIndexOf(".") >= 0) {
139:                    String lDomainRef = lAssociationRef.substring(0,
140:                            lAssociationRef.lastIndexOf("."));
141:                    return BODomainImpl.createInstanceForExisting(
142:                            mMetaBossDomainImpl, lDomainRef);
143:                }
144:                throw new BOException(
145:                        "Invalid association reference - missing enterprise and domain components. (AssociationRef:"
146:                                + getRef() + ")");
147:            }
148:
149:            /* Retrieves description */
150:            public String getDescription() throws BOException {
151:                loadDetailsIfNecessary();
152:                return mDetails.Description;
153:            }
154:
155:            /* Sets new description */
156:            public void setDescription(String pDescription) throws BOException {
157:                if (!isBeingEdited())
158:                    throw new BOInvalidOperationForReadOnlyObjectException();
159:                mDetails.Description = pDescription;
160:            }
161:
162:            /* Retrieves the A role in this association */
163:            public BOAssociationRole getRoleA() throws BOException {
164:                if (mRoleA == null) {
165:                    loadDetailsIfNecessary();
166:                    mRoleA = BOAssociationRoleImpl.createInstanceForExisting(
167:                            mMetaBossDomainImpl, this , true);
168:                }
169:                return mRoleA;
170:            }
171:
172:            /* Retrieves the B role in this association */
173:            public BOAssociationRole getRoleB() throws BOException {
174:                if (mRoleB == null) {
175:                    loadDetailsIfNecessary();
176:                    mRoleB = BOAssociationRoleImpl.createInstanceForExisting(
177:                            mMetaBossDomainImpl, this , false);
178:                }
179:                return mRoleB;
180:            }
181:
182:            private void loadDetailsIfNecessary() throws BOException {
183:                if (mDetails == null) {
184:                    try {
185:                        // Get the instance of the enterprise ps home via jndi
186:                        Context lCtx = new InitialContext();
187:                        PSAssociation lPs = (PSAssociation) lCtx
188:                                .lookup(PSAssociation.COMPONENT_URL);
189:
190:                        mDetails = lPs.getAssociation(mAssociationRef);
191:                        if (mDetails == null)
192:                            throw new BOException(
193:                                    "Association not found. AssociationRef:"
194:                                            + mAssociationRef);
195:                    } catch (NamingException e) {
196:                        throw new BONamingAndDirectoryServiceInvocationException(
197:                                "", e);
198:                    } catch (PSException e) {
199:                        throw new BOPersistenceServiceInvocationException("", e);
200:                    }
201:                }
202:            }
203:
204:            protected void onBeginEdit() throws BOException {
205:                // Fully load the object
206:                loadDetailsIfNecessary();
207:            }
208:
209:            /* Encapsulates commit action by this object */
210:            protected void onCommitCreation() throws BOException {
211:                try {
212:                    // Get the instance of the enterprise ps home via jndi
213:                    Context lCtx = new InitialContext();
214:                    PSAssociation lPs = (PSAssociation) lCtx
215:                            .lookup(PSAssociation.COMPONENT_URL);
216:                    lPs.insertAssociation(mDetails);
217:                } catch (NamingException e) {
218:                    throw new BONamingAndDirectoryServiceInvocationException(
219:                            "", e);
220:                } catch (PSException e) {
221:                    throw new BOPersistenceServiceInvocationException("", e);
222:                }
223:            }
224:
225:            /* Encapsulates commit action by this object */
226:            protected void onCommitUpdate() throws BOException {
227:                try {
228:                    // Get the instance of the enterprise ps home via jndi
229:                    Context lCtx = new InitialContext();
230:                    PSAssociation lPs = (PSAssociation) lCtx
231:                            .lookup(PSAssociation.COMPONENT_URL);
232:                    lPs.updateAssociation(mDetails);
233:                } catch (NamingException e) {
234:                    throw new BONamingAndDirectoryServiceInvocationException(
235:                            "", e);
236:                } catch (PSException e) {
237:                    throw new BOPersistenceServiceInvocationException("", e);
238:                }
239:            }
240:
241:            protected void onCommitDeletion() throws BOException {
242:                try {
243:                    // Get the instance of the enterprise ps home via jndi
244:                    Context lCtx = new InitialContext();
245:                    PSAssociation lPs = (PSAssociation) lCtx
246:                            .lookup(PSAssociation.COMPONENT_URL);
247:                    lPs.deleteAssociation(mAssociationRef);
248:                } catch (NamingException e) {
249:                    throw new BONamingAndDirectoryServiceInvocationException(
250:                            "", e);
251:                } catch (PSException e) {
252:                    throw new BOPersistenceServiceInvocationException("", e);
253:                }
254:            }
255:
256:            /* Encapsulates an action after successfull commit */
257:            public void onCommitSucceeded() throws BOException {
258:                if (isDeleted())
259:                    mMetaBossDomainImpl.removeExistingBOInstance(
260:                            BOAssociation.class, mAssociationRef);
261:            }
262:
263:            /* Overriden to provide check reference equality */
264:            public boolean equals(Object pOther) {
265:                if (pOther == null)
266:                    return false;
267:                if (!(pOther instanceof  BOAssociationImpl))
268:                    return false;
269:                return ((BOAssociationImpl) pOther).mAssociationRef
270:                        .equals(mAssociationRef);
271:            }
272:        }
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