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Diffstat (limited to '')
-rw-r--r-- | sca-java-1.x/tags/1.6.2-RC1/demos/alert-aggregator-webapp/src/main/java/org/apache/tuscany/sca/demos/aggregator/AlertsSourcesServiceImpl.java | 183 |
1 files changed, 183 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/1.6.2-RC1/demos/alert-aggregator-webapp/src/main/java/org/apache/tuscany/sca/demos/aggregator/AlertsSourcesServiceImpl.java b/sca-java-1.x/tags/1.6.2-RC1/demos/alert-aggregator-webapp/src/main/java/org/apache/tuscany/sca/demos/aggregator/AlertsSourcesServiceImpl.java new file mode 100644 index 0000000000..ca2fc95b4a --- /dev/null +++ b/sca-java-1.x/tags/1.6.2-RC1/demos/alert-aggregator-webapp/src/main/java/org/apache/tuscany/sca/demos/aggregator/AlertsSourcesServiceImpl.java @@ -0,0 +1,183 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.demos.aggregator; + +import java.io.InputStream; +import java.text.DateFormat; +import java.util.Date; + +import org.apache.tuscany.sca.demos.aggregator.types.ConfigType; +import org.apache.tuscany.sca.demos.aggregator.types.SourceType; +import org.apache.tuscany.sca.demos.aggregator.types.TypesFactory; +import org.apache.tuscany.sca.demos.aggregator.types.impl.SourceTypeImpl; +import org.osoa.sca.annotations.Scope; +import org.osoa.sca.annotations.Service; + +import commonj.sdo.helper.HelperContext; +import commonj.sdo.helper.XMLDocument; +import commonj.sdo.impl.HelperProvider; + +/** + * Retrieve and manage alert sources + * + * @version $Rev$ $Date$ + */ +@Service(AlertsSourcesService.class) +@Scope("COMPOSITE") +public class AlertsSourcesServiceImpl implements AlertsSourcesService { + + ConfigType alertSources; + + /** + * Constructor reads the configuration to provide + * the initial list of alert sources + */ + public AlertsSourcesServiceImpl(){ + System.err.println("AlertsSourcesServiceImpl()"); + try { + // read the alerts config from an XML file + InputStream is = this.getClass().getClassLoader().getResourceAsStream("sources.xml"); + + if (is == null) { + throw new Exception("Can;t find sources.xml"); + } else { + HelperContext helperContext = HelperProvider.getDefaultContext(); + TypesFactory.INSTANCE.register(helperContext); + XMLDocument xmlDoc = helperContext.getXMLHelper().load(is); + alertSources = (ConfigType)xmlDoc.getRootObject(); + } + } catch (Exception ex) { + System.err.println("Exception " + ex.toString()); + } + } + + /** + * Return all of the configured alert sources. + * + * @return the list of alert sources + */ + public ConfigType getAlertSources (String id) + { + System.err.println("getAlertSources(" + id + ")"); + + // convert alert sources to POJOs so that + // the JSONRPC binding will work + ConfigTypeNonSDOImpl sources = new ConfigTypeNonSDOImpl(); + + for (Object source : alertSources.getSource()) { + SourceTypeNonSDOImpl newSource = new SourceTypeNonSDOImpl(); + newSource.setAddress(((SourceTypeImpl)source).getAddress()); + newSource.setFeedAddress(((SourceTypeImpl)source).getFeedAddress()); + newSource.setId(((SourceTypeImpl)source).getId()); + newSource.setLastChecked(((SourceTypeImpl)source).getLastChecked()); + newSource.setName(((SourceTypeImpl)source).getName()); + newSource.setFeedType(((SourceTypeImpl)source).getFeedType()); + sources.getSource().add(newSource); + } + + return sources; + } + + /** + * Return a single alert source. + * @param id the alert source id number + * @return the alert source + */ + public SourceType getAlertSource (String id) + { + System.err.println("getAlertSource(" + id + ")"); + SourceType alertSource = null; + + for (Object source : alertSources.getSource()) { + if ( ((SourceType)source).getId().equals(id)) { + alertSource = (SourceType)source; + } + } + return alertSource; + } + + /** + * Update an alert source. + * + * @param updatedSource the alert source to update + */ + public void updateAlertSource (SourceType updatedSource) + { + System.err.println("updateAlertSource()"); + + Object originalSource = null; + + for (Object source : alertSources.getSource()) { + if ( ((SourceType)source).getId().equals(updatedSource.getId())) { + originalSource = source; + break; + } + } + + if (originalSource != null){ + alertSources.getSource().add(updatedSource); + alertSources.getSource().remove(originalSource); + } + } + + /** + * Add an alert source. + * + * @param newSource the alert source to add + */ + public String addAlertSource (SourceType newSource) + { + System.err.println("addAlertSource()"); + // set the date to now less 2 hours so we + // get some alerts straight away + DateFormat dateFormatter = DateFormat.getDateTimeInstance(); + Date now = new Date(); + now.setHours(now.getHours()-2); + String nowString = dateFormatter.format(now); + newSource.setLastChecked(nowString); + alertSources.getSource().add(newSource); + return "Done"; + } + + /** + * Remove an alert source. + * + * @param oldSource the alert source to remove + */ + public void removeAlertSource (String id) + { + System.err.println("removeAlertSource()"); + + Object originalSource = null; + + for (Object source : alertSources.getSource()) { + if ( ((SourceType)source).getId().equals(id)) { + originalSource = source; + break; + } + } + + if (originalSource != null) { + alertSources.getSource().remove(originalSource); + } + + } + +} |