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GH-2 moved commands to their own classes
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Gerd Wuetherich
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Jun 18, 2019
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...main/src/main/java/io/codekontor/slizaa/server/AbstractGraphDatabaseCommandComponent.java
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| @@ -0,0 +1,149 @@ | ||
| /** | ||
| * slizaa-server-main - Slizaa Static Software Analysis Tools | ||
| * Copyright © 2019 Code-Kontor GmbH and others ([email protected]) | ||
| * <p> | ||
| * This program is free software: you can redistribute it and/or modify | ||
| * it under the terms of the GNU Affero General Public License as published by | ||
| * the Free Software Foundation, either version 3 of the License, or | ||
| * (at your option) any later version. | ||
| * <p> | ||
| * This program is distributed in the hope that it will be useful, | ||
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| * GNU Affero General Public License for more details. | ||
| * <p> | ||
| * You should have received a copy of the GNU Affero General Public License | ||
| * along with this program. If not, see <http://www.gnu.org/licenses/>. | ||
| */ | ||
| package io.codekontor.slizaa.server; | ||
|
|
||
| import io.codekontor.slizaa.server.descr.ContentDefinition; | ||
| import io.codekontor.slizaa.server.descr.GraphDatabase; | ||
| import io.codekontor.slizaa.server.service.backend.IBackendService; | ||
| import io.codekontor.slizaa.server.service.backend.IModifiableBackendService; | ||
| import io.codekontor.slizaa.server.service.extensions.IExtensionService; | ||
| import io.codekontor.slizaa.server.service.slizaa.IGraphDatabase; | ||
| import io.codekontor.slizaa.server.service.slizaa.ISlizaaService; | ||
| import org.jetbrains.annotations.NotNull; | ||
| import org.springframework.beans.factory.annotation.Autowired; | ||
|
|
||
| import java.util.Collections; | ||
|
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| public abstract class AbstractGraphDatabaseCommandComponent { | ||
|
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| @Autowired | ||
| private ISlizaaService _slizaaService; | ||
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| @Autowired(required = false) | ||
| private IModifiableBackendService _modifiableBackendService; | ||
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| @Autowired | ||
| private IBackendService _backendService; | ||
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| @Autowired | ||
| private IExtensionService _extensionService; | ||
|
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| protected ISlizaaService slizaaService() { | ||
| return _slizaaService; | ||
| } | ||
|
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| protected boolean hasModifiableBackendService() { | ||
| return _modifiableBackendService != null; | ||
| } | ||
|
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| protected IModifiableBackendService modifiableBackendService() { | ||
| return _modifiableBackendService; | ||
| } | ||
|
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| protected IBackendService backendService() { | ||
| return _backendService; | ||
| } | ||
|
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| protected IExtensionService extensionService() { | ||
| return _extensionService; | ||
| } | ||
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| @NotNull | ||
| protected String dumpGraphDatabases() { | ||
|
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| StringBuffer stringBuffer = new StringBuffer("Graph Databases:\n"); | ||
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| if (_slizaaService.hasGraphDatabases()) { | ||
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| _slizaaService.getGraphDatabases().forEach(db -> { | ||
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| ContentDefinition contentDefinition = | ||
| db.getContentDefinition() != null ? | ||
| new ContentDefinition( | ||
| db.getContentDefinition().getContentDefinitionProviderFactory().getFactoryId(), | ||
| db.getContentDefinition().toExternalRepresentation()) : | ||
| null; | ||
|
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| GraphDatabase graphDatabase = new GraphDatabase( | ||
| db.getIdentifier(), | ||
| contentDefinition, | ||
| Collections.emptyList(), | ||
| db.getState().name(), | ||
| db.getPort(), | ||
| Collections.emptyList()); | ||
|
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| stringBuffer.append(" - " + graphDatabase.toString() + "\n"); | ||
| }); | ||
| } else { | ||
| stringBuffer.append("No database configured.\n"); | ||
| } | ||
|
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| return stringBuffer.toString(); | ||
| } | ||
|
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| @NotNull | ||
| protected String dumpContentDefinitionProviderFactories() { | ||
|
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| StringBuffer stringBuffer = new StringBuffer("Content Definition Provider Factories:\n"); | ||
|
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| if (!_slizaaService.getContentDefinitionProviderFactories().isEmpty()) { | ||
| _slizaaService.getContentDefinitionProviderFactories().forEach(factory -> { | ||
| stringBuffer.append(" - " + factory.getFactoryId() + "\n"); | ||
| }); | ||
| } else { | ||
| stringBuffer.append("No Content Definition Provider Factories available.\n"); | ||
| } | ||
|
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| return stringBuffer.toString(); | ||
| } | ||
|
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| /** | ||
| * Checks if the backend is configured properly. | ||
| * | ||
| * @return <code>true</code> if the backend is configured properly. | ||
| */ | ||
| protected String checkBackendConfigured() { | ||
| if (!_slizaaService.getBackendService().hasInstalledExtensions()) { | ||
| return cannotExecuteCommand("The Slizaa Server has not been configured properly: There are not installed backend extensions.\n"); | ||
| } | ||
| return null; | ||
| } | ||
|
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| protected String checkDatabaseExists(String identifier) { | ||
| IGraphDatabase graphDatabase = _slizaaService.getGraphDatabase(identifier); | ||
| if (graphDatabase == null) { | ||
| return cannotExecuteCommand(String.format("The specified database '%s' does not exist.\n", identifier)); | ||
| } | ||
| return null; | ||
| } | ||
|
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| protected String checkDatabaseDoesNotExist(String identifier) { | ||
| IGraphDatabase graphDatabase = _slizaaService.getGraphDatabase(identifier); | ||
| if (graphDatabase != null) { | ||
| return cannotExecuteCommand(String.format("The specified database '%s' already exists.\n", identifier)); | ||
| } | ||
| return null; | ||
| } | ||
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| protected String cannotExecuteCommand(String msg) { | ||
| StringBuffer stringBuffer = new StringBuffer(); | ||
| stringBuffer.append("Can not execute command.\n"); | ||
| stringBuffer.append(msg + "\n"); | ||
| return stringBuffer.toString(); | ||
| } | ||
| } |
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