com.cognifide.apm.install.launchers.ApmInstallService Maven / Gradle / Ivy

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/*-
 * ========================LICENSE_START=================================
 * AEM Permission Management
 * %%
 * Copyright (C) 2013 Wunderman Thompson Technology
 * %%
 * Licensed 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.
 * =========================LICENSE_END==================================
 */
package com.cognifide.apm.install.launchers;

import com.cognifide.apm.api.scripts.Script;
import com.cognifide.apm.api.services.ScriptFinder;
import com.cognifide.apm.api.services.ScriptManager;
import com.cognifide.apm.core.Property;
import com.cognifide.apm.core.grammar.ReferenceFinder;
import com.cognifide.apm.core.grammar.datasource.DataSourceInvoker;
import com.cognifide.apm.core.history.History;
import com.cognifide.apm.core.history.HistoryEntry;
import com.cognifide.apm.core.launchers.AbstractLauncher;
import com.cognifide.apm.core.services.ResourceResolverProvider;
import com.cognifide.apm.core.services.version.ScriptVersion;
import com.cognifide.apm.core.services.version.VersionService;
import com.cognifide.apm.core.utils.RuntimeUtils;
import com.cognifide.apm.core.utils.sling.SlingHelper;
import java.util.Arrays;
import java.util.Collections;
import java.util.Dictionary;
import java.util.HashSet;
import java.util.Hashtable;
import java.util.List;
import java.util.Objects;
import java.util.Set;
import java.util.stream.Collectors;
import org.apache.commons.lang3.StringUtils;
import org.apache.sling.api.resource.ResourceResolver;
import org.apache.sling.api.resource.observation.ResourceChange;
import org.apache.sling.api.resource.observation.ResourceChangeListener;
import org.osgi.framework.BundleContext;
import org.osgi.framework.ServiceRegistration;
import org.osgi.service.component.annotations.Activate;
import org.osgi.service.component.annotations.Component;
import org.osgi.service.component.annotations.Deactivate;
import org.osgi.service.component.annotations.Reference;
import org.osgi.service.metatype.annotations.AttributeDefinition;
import org.osgi.service.metatype.annotations.Designate;
import org.osgi.service.metatype.annotations.ObjectClassDefinition;

@Component(
    immediate = true,
    property = {
        Property.DESCRIPTION + "APM Launches configured scripts",
        Property.VENDOR
    }
)
@Designate(ocd = ApmInstallService.Configuration.class, factory = true)
public class ApmInstallService extends AbstractLauncher implements Runnable {

  @Reference
  private ResourceResolverProvider resolverProvider;

  @Reference
  private ScriptManager scriptManager;

  @Reference
  private ScriptFinder scriptFinder;

  @Reference
  private VersionService versionService;

  @Reference
  private History history;

  @Reference
  private DataSourceInvoker dataSourceInvoker;

  private List scriptPaths;

  private boolean ifModified;

  private Set> registrations;

  @Activate
  public void activate(Configuration config, BundleContext bundleContext) {
    scriptPaths = Arrays.asList(config.scriptPaths());
    ifModified = config.ifModified();
    if (StringUtils.isEmpty(config.scheduler_expression())) {
      processAllScripts();
    }
    if (ifModified) {
      registerScripts(bundleContext);
    }
  }

  @Deactivate
  public void deactivate() {
    registrations.forEach(ServiceRegistration::unregister);
    registrations.clear();
  }

  @Override
  public void run() {
    processAllScripts();
  }

  private void processAllScripts() {
    SlingHelper.operateTraced(resolverProvider, resolver -> {
      if (RuntimeUtils.isMutableContentInstance(resolver)) {
        List