Source Code Cross Referenced for BOSystemImpl.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.BOEnterprise;
028:        import com.metaboss.sdlctools.domains.enterprisemodel.BOSystem;
029:        import com.metaboss.sdlctools.domains.enterprisemodel.BOSystemApplicationList;
030:        import com.metaboss.sdlctools.domains.enterprisemodel.BOSystemDatatypeList;
031:        import com.metaboss.sdlctools.domains.enterprisemodel.BOSystemDomainList;
032:        import com.metaboss.sdlctools.domains.enterprisemodel.BOSystemServicemoduleList;
033:        import com.metaboss.sdlctools.domains.enterprisemodel.BOSystemTypetemplateList;
034:        import com.metaboss.sdlctools.domains.enterprisemodel.storage.PSSystem;
035:        import com.metaboss.sdlctools.domains.enterprisemodel.storage.STSystem;
036:        import com.oldboss.framework.bo.BOTransaction;
037:        import com.oldboss.framework.bo.impl.BOObjectImpl;
038:
039:        public class BOSystemImpl extends BOObjectImpl implements  BOSystem {
040:            private BOMetaBossDomainImpl mMetaBossDomainImpl = null;
041:            private String mSystemRef = null;
042:            private STSystem mDetailsBackup = null;
043:            private STSystem mDetails = null;
044:
045:            /* Instance creator */
046:            public static BOSystem createInstanceForExisting(
047:                    BOMetaBossDomainImpl pMetaBossDomainImpl, String pSystemRef)
048:                    throws BOException {
049:                if (pSystemRef == null)
050:                    throw new BOIllegalArgumentException(
051:                            "SystemRef is not expected to be null");
052:                if (pSystemRef.lastIndexOf(".") < 0)
053:                    throw new BOIllegalArgumentException("Invalid SystemRef: "
054:                            + pSystemRef);
055:                // See if we have this object in cache
056:                BOSystemImpl lImpl = (BOSystemImpl) pMetaBossDomainImpl
057:                        .retrieveExistingBOInstance(BOSystem.class, pSystemRef);
058:                if (lImpl != null)
059:                    return lImpl;
060:                lImpl = new BOSystemImpl();
061:                lImpl.mMetaBossDomainImpl = pMetaBossDomainImpl;
062:                lImpl.mSystemRef = pSystemRef;
063:                lImpl.setupForExisting((BOObjectImpl) BOEnterpriseImpl
064:                        .createInstanceForExisting(pMetaBossDomainImpl,
065:                                pSystemRef.substring(0, pSystemRef
066:                                        .lastIndexOf("."))));
067:                pMetaBossDomainImpl.saveNewBOInstance(BOSystem.class,
068:                        pSystemRef, lImpl);
069:                return lImpl;
070:            }
071:
072:            /* Instance creator */
073:            public static BOSystem createInstanceForNew(
074:                    BOTransaction pTransaction,
075:                    BOMetaBossDomainImpl pMetaBossDomainImpl, String pSystemRef)
076:                    throws BOException {
077:                if (pSystemRef == null)
078:                    throw new BOIllegalArgumentException(
079:                            "SystemRef is not expected to be null");
080:                if (pSystemRef.lastIndexOf(".") < 0)
081:                    throw new BOIllegalArgumentException("Invalid SystemRef: "
082:                            + pSystemRef);
083:                // See if we have this object in cache already
084:                BOSystemImpl lImpl = (BOSystemImpl) pMetaBossDomainImpl
085:                        .retrieveExistingBOInstance(BOSystem.class, pSystemRef);
086:                if (lImpl != null)
087:                    throw new BOIllegalArgumentException(
088:                            "System already exists. SystemRef: " + pSystemRef);
089:                lImpl = new BOSystemImpl();
090:                lImpl.mMetaBossDomainImpl = pMetaBossDomainImpl;
091:                lImpl.mSystemRef = pSystemRef;
092:                lImpl.mDetails = new STSystem();
093:                lImpl.mDetails.SystemRef = pSystemRef;
094:                lImpl.setupForNew(pTransaction, (BOObjectImpl) BOEnterpriseImpl
095:                        .createInstanceForExisting(pMetaBossDomainImpl,
096:                                pSystemRef.substring(0, pSystemRef
097:                                        .lastIndexOf("."))));
098:                pMetaBossDomainImpl.saveNewBOInstance(BOSystem.class,
099:                        pSystemRef, lImpl);
100:                return lImpl;
101:            }
102:
103:            /* Private constructor restricts instance creation from outside */
104:            private BOSystemImpl() throws BOException {
105:            }
106:
107:            /* Retrieves unique reference */
108:            public String getRef() throws BOException {
109:                return mSystemRef;
110:            }
111:
112:            /* Retrieves system name. */
113:            public String getName() throws BOException {
114:                return mSystemRef.substring(mSystemRef.indexOf(".") + 1);
115:            }
116:
117:            /* Retrieves description */
118:            public String getDescription() throws BOException {
119:                loadDetailsIfNecessary();
120:                return mDetails.Description;
121:            }
122:
123:            /** Sets description */
124:            public void setDescription(String pDescription) throws BOException {
125:                if (!isBeingEdited())
126:                    throw new BOInvalidOperationForReadOnlyObjectException();
127:                mDetails.Description = pDescription;
128:            }
129:
130:            /* Retrieves enterprise, which owns this system */
131:            public BOEnterprise getEnterprise() throws BOException {
132:                return (BOEnterprise) getOwnerObject();
133:            }
134:
135:            /* Retrieves list of datatypes in this enteprise */
136:            public BOSystemDatatypeList getDatatypes() throws BOException {
137:                loadDetailsIfNecessary();
138:                return BOSystemDatatypeListImpl.createInstanceForExisting(
139:                        mMetaBossDomainImpl, this );
140:            }
141:
142:            /* Retrieves list of typetemplates in this enteprise */
143:            public BOSystemTypetemplateList getTypetemplates()
144:                    throws BOException {
145:                loadDetailsIfNecessary();
146:                return BOSystemTypetemplateListImpl.createInstanceForExisting(
147:                        mMetaBossDomainImpl, this );
148:            }
149:
150:            /* Retrieves list of domains within this system  */
151:            public BOSystemDomainList getDomains() throws BOException {
152:                loadDetailsIfNecessary();
153:                return BOSystemDomainListImpl.createInstanceForExisting(
154:                        mMetaBossDomainImpl, this );
155:            }
156:
157:            /* Retrieves list of servicemodules within this system */
158:            public BOSystemServicemoduleList getServicemodules()
159:                    throws BOException {
160:                loadDetailsIfNecessary();
161:                return BOSystemServicemoduleListImpl.createInstanceForExisting(
162:                        mMetaBossDomainImpl, this );
163:            }
164:
165:            /* Retrieves list of applications within this system */
166:            public BOSystemApplicationList getApplications() throws BOException {
167:                loadDetailsIfNecessary();
168:                return BOSystemApplicationListImpl.createInstanceForExisting(
169:                        mMetaBossDomainImpl, this );
170:            }
171:
172:            private void loadDetailsIfNecessary() throws BOException {
173:                if (mDetails == null) {
174:                    try {
175:                        // Get the instance of the enterprise ps home via jndi
176:                        Context ctx = new InitialContext();
177:                        PSSystem lPs = (PSSystem) ctx
178:                                .lookup(PSSystem.COMPONENT_URL);
179:                        mDetails = lPs.getSystem(mSystemRef);
180:                        if (mDetails == null)
181:                            throw new BOException(
182:                                    "System not found. SystemRef:" + mSystemRef);
183:                    } catch (NamingException e) {
184:                        throw new BONamingAndDirectoryServiceInvocationException(
185:                                "Error while loading system details. SystemRef:"
186:                                        + mSystemRef, e);
187:                    } catch (PSException e) {
188:                        throw new BOPersistenceServiceInvocationException(
189:                                "Error while loading system details. SystemRef:"
190:                                        + mSystemRef, e);
191:                    }
192:                }
193:            }
194:
195:            protected void onBeginEdit() throws BOException {
196:                // Fully load the object
197:                loadDetailsIfNecessary();
198:                // Preserve old values
199:                mDetailsBackup = mDetails;
200:            }
201:
202:            /* Encapsulates commit action by this object */
203:            protected void onCommitCreation() throws BOException {
204:                try {
205:                    // Get the instance of the enterprise ps home via jndi
206:                    Context ctx = new InitialContext();
207:                    PSSystem lPs = (PSSystem) ctx
208:                            .lookup(PSSystem.COMPONENT_URL);
209:                    lPs.insertSystem(mDetails);
210:                } catch (NamingException e) {
211:                    throw new BONamingAndDirectoryServiceInvocationException(
212:                            "", e);
213:                } catch (PSException e) {
214:                    throw new BOPersistenceServiceInvocationException("", e);
215:                }
216:            }
217:
218:            /* Encapsulates commit action by this object */
219:            protected void onCommitUpdate() throws BOException {
220:                try {
221:                    // Get the instance of the enterprise ps home via jndi
222:                    Context ctx = new InitialContext();
223:                    PSSystem lPs = (PSSystem) ctx
224:                            .lookup(PSSystem.COMPONENT_URL);
225:                    lPs.updateSystem(mDetails);
226:                } catch (NamingException e) {
227:                    throw new BONamingAndDirectoryServiceInvocationException(
228:                            "", e);
229:                } catch (PSException e) {
230:                    throw new BOPersistenceServiceInvocationException("", e);
231:                }
232:            }
233:
234:            protected void onCommitDeletion() throws BOException {
235:                try {
236:                    // Get the instance of the enterprise ps home via jndi
237:                    Context ctx = new InitialContext();
238:                    PSSystem lPs = (PSSystem) ctx
239:                            .lookup(PSSystem.COMPONENT_URL);
240:                    lPs.deleteSystem(mSystemRef);
241:                } catch (NamingException e) {
242:                    throw new BONamingAndDirectoryServiceInvocationException(
243:                            "", e);
244:                } catch (PSException e) {
245:                    throw new BOPersistenceServiceInvocationException("", e);
246:                }
247:            }
248:
249:            /* Encapsulates an action after successfull commit */
250:            public void onCommitSucceeded() throws BOException {
251:                mDetailsBackup = null;
252:                if (isDeleted())
253:                    mMetaBossDomainImpl.removeExistingBOInstance(
254:                            BOSystem.class, mSystemRef);
255:            }
256:
257:            // Overriddden to cleanup this object from cache
258:            protected void onRollbackCreation() throws BOException {
259:                mMetaBossDomainImpl.removeExistingBOInstance(BOSystem.class,
260:                        mSystemRef);
261:            }
262:
263:            // Overriddden to restore this object's status to pre-begin edit state
264:            protected void onRollbackUpdate() throws BOException {
265:                mDetails = mDetailsBackup;
266:                mDetailsBackup = null;
267:            }
268:        }
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