130 lines
4.3 KiB
Java
130 lines
4.3 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.text.MessageFormat;
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import java.util.HashMap;
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import java.util.HashSet;
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import java.util.Map;
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import java.util.Set;
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import li.strolch.agent.api.ComponentContainer;
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import li.strolch.agent.api.RealmHandler;
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import li.strolch.agent.api.StrolchComponent;
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import li.strolch.agent.api.StrolchRealm;
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import li.strolch.exception.StrolchException;
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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.privilege.PrivilegeHandler;
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import li.strolch.utils.dbc.DBC;
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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 DefaultRealmHandler extends StrolchComponent implements RealmHandler {
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public static final String PROP_ENABLE_AUDIT_TRAIL = "enableAuditTrail"; //$NON-NLS-1$
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public static final String PROP_ENABLE_AUDIT_TRAIL_FOR_READ = "enableAuditTrailForRead"; //$NON-NLS-1$
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public static final String PROP_ENABLE_OBSERVER_UPDATES = "enableObserverUpdates"; //$NON-NLS-1$
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public static final String PROP_ENABLE_VERSIONING = "enableVersioning"; //$NON-NLS-1$
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public static final String PREFIX_DATA_STORE_MODE = "dataStoreMode"; //$NON-NLS-1$
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public static final String PREFIX_DATA_STORE_FILE = "dataStoreFile"; //$NON-NLS-1$
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public static final String PROP_REALMS = "realms"; //$NON-NLS-1$
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protected Map<String, InternalStrolchRealm> realms;
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public DefaultRealmHandler(ComponentContainer container, String componentName) {
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super(container, componentName);
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}
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@Override
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public Set<String> getRealmNames() {
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return new HashSet<>(this.realms.keySet());
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}
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@Override
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public StrolchRealm getRealm(String realm) throws StrolchException {
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DBC.PRE.assertNotEmpty("Realm name must be set!", realm); //$NON-NLS-1$
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StrolchRealm strolchRealm = this.realms.get(realm);
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if (strolchRealm == null) {
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String msg = "No realm is configured with the name {0}"; //$NON-NLS-1$
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msg = MessageFormat.format(msg, realm);
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throw new StrolchException(msg);
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}
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return strolchRealm;
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}
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@Override
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public void setup(ComponentConfiguration configuration) {
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this.realms = new HashMap<>(1);
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String[] realms = configuration.getStringArray(PROP_REALMS, StrolchConstants.DEFAULT_REALM);
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for (String realmName : realms) {
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String dataStoreModeKey = StrolchConstants.makeRealmKey(realmName, PREFIX_DATA_STORE_MODE);
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String realmMode = configuration.getString(dataStoreModeKey, null);
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InternalStrolchRealm realm = buildRealm(realmName, realmMode);
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this.realms.put(realmName, realm);
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}
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super.setup(configuration);
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}
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protected InternalStrolchRealm buildRealm(String realmName, String realmMode) {
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DataStoreMode dataStoreMode = DataStoreMode.parseDataStoreMode(realmMode);
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return dataStoreMode.createRealm(realmName);
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}
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@Override
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public void initialize(ComponentConfiguration configuration) throws Exception {
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for (String realmName : this.realms.keySet()) {
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InternalStrolchRealm realm = this.realms.get(realmName);
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realm.initialize(getContainer(), configuration);
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}
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super.initialize(configuration);
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}
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Map<String, InternalStrolchRealm> getRealms() {
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return this.realms;
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}
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@Override
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public void start() throws Exception {
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PrivilegeHandler privilegeHandler = getContainer().getComponent(PrivilegeHandler.class);
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privilegeHandler.runAsAgent(ctx -> {
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for (String realmName : getRealms().keySet()) {
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InternalStrolchRealm realm = getRealms().get(realmName);
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realm.start(ctx);
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}
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});
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super.start();
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}
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@Override
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public void stop() throws Exception {
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for (String realmName : this.realms.keySet()) {
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InternalStrolchRealm realm = this.realms.get(realmName);
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try {
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realm.stop();
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} catch (Exception e) {
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logger.error("Failed to stop realm " + realm.getRealm(), e);
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}
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}
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super.stop();
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}
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}
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