143 lines
4.7 KiB
Java
143 lines
4.7 KiB
Java
/*
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* Copyright 2013 Robert von Burg <eitch@eitchnet.ch>
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package li.strolch.agent.impl;
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import java.io.File;
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import java.text.MessageFormat;
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import li.strolch.agent.api.*;
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import li.strolch.model.ModelStatistics;
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import li.strolch.model.xml.XmlModelSaxFileReader;
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import li.strolch.persistence.api.StrolchTransaction;
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import li.strolch.privilege.model.Certificate;
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import li.strolch.privilege.model.PrivilegeContext;
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import li.strolch.runtime.StrolchConstants;
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import li.strolch.runtime.configuration.ComponentConfiguration;
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import li.strolch.runtime.configuration.StrolchConfigurationException;
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import li.strolch.utils.dbc.DBC;
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import li.strolch.utils.helper.StringHelper;
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/**
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* @author Robert von Burg <eitch@eitchnet.ch>
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*/
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public class TransientRealm extends InternalStrolchRealm {
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private ResourceMap resourceMap;
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private OrderMap orderMap;
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private ActivityMap activityMap;
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private AuditTrail auditTrail;
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private File modelFile;
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public TransientRealm(String realm) {
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super(realm);
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}
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@Override
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public DataStoreMode getMode() {
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return DataStoreMode.TRANSIENT;
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}
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@Override
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public StrolchTransaction openTx(Certificate certificate, String action, boolean readOnly) {
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DBC.PRE.assertNotNull("Certificate must be set!", certificate); //$NON-NLS-1$
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return new TransientTransaction(this.container, this, certificate, action, readOnly);
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}
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@Override
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public StrolchTransaction openTx(Certificate certificate, Class<?> clazz, boolean readOnly) {
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DBC.PRE.assertNotNull("Certificate must be set!", certificate); //$NON-NLS-1$
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return new TransientTransaction(this.container, this, certificate, clazz.getName(), readOnly);
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}
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@Override
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public ResourceMap getResourceMap() {
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return this.resourceMap;
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}
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@Override
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public OrderMap getOrderMap() {
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return this.orderMap;
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}
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@Override
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public ActivityMap getActivityMap() {
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return this.activityMap;
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}
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@Override
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public AuditTrail getAuditTrail() {
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return this.auditTrail;
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}
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@Override
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public void initialize(ComponentContainer container, ComponentConfiguration configuration) {
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super.initialize(container, configuration);
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String key = StrolchConstants.makeRealmKey(getRealm(), DefaultRealmHandler.PREFIX_DATA_STORE_FILE);
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if (!configuration.hasProperty(key)) {
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String msg = "There is no data store file for realm {0}. Set a property with key {1}"; //$NON-NLS-1$
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msg = MessageFormat.format(msg, getRealm(), key);
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throw new StrolchConfigurationException(msg);
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}
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this.modelFile = configuration.getDataFile(key, null, configuration.getRuntimeConfiguration(), true);
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this.resourceMap = new TransientResourceMap();
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this.orderMap = new TransientOrderMap();
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this.activityMap = new TransientActivityMap();
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if (isAuditTrailEnabled())
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this.auditTrail = new TransientAuditTrail();
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else
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this.auditTrail = new NoStrategyAuditTrail(getRealm());
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}
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@Override
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public void start(PrivilegeContext privilegeContext) {
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super.start(privilegeContext);
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ModelStatistics statistics;
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try (StrolchTransaction tx = openTx(privilegeContext.getCertificate(), "strolch_boot", false)) {
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InMemoryElementListener elementListener = new InMemoryElementListener(tx);
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// explicitly deny updating, so that we can detect XML files with duplicates
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elementListener.setUpdateResources(false);
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elementListener.setUpdateOrders(false);
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elementListener.setUpdateActivities(false);
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elementListener.setFailOnUpdate(true);
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XmlModelSaxFileReader handler = new XmlModelSaxFileReader(elementListener, this.modelFile, true);
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handler.parseFile();
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statistics = handler.getStatistics();
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tx.commitOnClose();
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}
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String durationS = StringHelper.formatNanoDuration(statistics.durationNanos);
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logger.info(MessageFormat
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.format("Loaded XML Model file {0} for realm {1} took {2}.", this.modelFile.getName(), //$NON-NLS-1$
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getRealm(), durationS));
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logger.info(MessageFormat.format("Loaded {0} Orders", statistics.nrOfOrders)); //$NON-NLS-1$
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logger.info(MessageFormat.format("Loaded {0} Resources", statistics.nrOfResources)); //$NON-NLS-1$
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logger.info(MessageFormat.format("Loaded {0} Activities", statistics.nrOfActivities)); //$NON-NLS-1$
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}
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@Override
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public void destroy() {
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//
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}
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}
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