ValidateModuleCommand.java
/*
* SPDX-FileCopyrightText: none
* SPDX-License-Identifier: CC0-1.0
*/
package gov.nist.secauto.metaschema.cli.commands;
import gov.nist.secauto.metaschema.cli.processor.CLIProcessor.CallingContext;
import gov.nist.secauto.metaschema.cli.processor.command.ICommandExecutor;
import gov.nist.secauto.metaschema.core.configuration.DefaultConfiguration;
import gov.nist.secauto.metaschema.core.configuration.IMutableConfiguration;
import gov.nist.secauto.metaschema.core.model.IModule;
import gov.nist.secauto.metaschema.core.model.MetaschemaException;
import gov.nist.secauto.metaschema.core.model.constraint.IConstraintSet;
import gov.nist.secauto.metaschema.core.model.util.JsonUtil;
import gov.nist.secauto.metaschema.core.model.util.XmlUtil;
import gov.nist.secauto.metaschema.core.model.xml.ExternalConstraintsModulePostProcessor;
import gov.nist.secauto.metaschema.core.model.xml.ModuleLoader;
import gov.nist.secauto.metaschema.core.util.CollectionUtil;
import gov.nist.secauto.metaschema.core.util.ObjectUtils;
import gov.nist.secauto.metaschema.databind.DefaultBindingContext;
import gov.nist.secauto.metaschema.databind.IBindingContext;
import gov.nist.secauto.metaschema.databind.model.binding.metaschema.METASCHEMA;
import gov.nist.secauto.metaschema.databind.model.binding.metaschema.MetaschemaModelModule;
import gov.nist.secauto.metaschema.schemagen.ISchemaGenerator;
import gov.nist.secauto.metaschema.schemagen.ISchemaGenerator.SchemaFormat;
import gov.nist.secauto.metaschema.schemagen.SchemaGenerationFeature;
import org.apache.commons.cli.CommandLine;
import org.json.JSONObject;
import java.io.BufferedReader;
import java.io.IOException;
import java.net.URL;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.LinkedList;
import java.util.List;
import java.util.Set;
import javax.xml.transform.Source;
import edu.umd.cs.findbugs.annotations.NonNull;
public class ValidateModuleCommand
extends AbstractValidateContentCommand {
@NonNull
private static final String COMMAND = "validate";
@Override
public String getName() {
return COMMAND;
}
@Override
public String getDescription() {
return "Validate that the specified Module is well-formed and valid to the Module model";
}
@Override
public ICommandExecutor newExecutor(CallingContext callingContext, CommandLine commandLine) {
return new ValidateModuleCommandExecutor(callingContext, commandLine);
}
private final class ValidateModuleCommandExecutor
extends AbstractValidationCommandExecutor {
private Path tempDir;
private ValidateModuleCommandExecutor(
@NonNull CallingContext callingContext,
@NonNull CommandLine commandLine) {
super(callingContext, commandLine);
}
private Path getTempDir() throws IOException {
if (tempDir == null) {
tempDir = Files.createTempDirectory("validation-");
tempDir.toFile().deleteOnExit();
}
return tempDir;
}
@Override
protected IBindingContext getBindingContext(Set<IConstraintSet> constraintSets)
throws MetaschemaException, IOException {
IBindingContext retval;
if (constraintSets.isEmpty()) {
retval = IBindingContext.instance();
} else {
ExternalConstraintsModulePostProcessor postProcessor
= new ExternalConstraintsModulePostProcessor(constraintSets);
retval = new DefaultBindingContext(CollectionUtil.singletonList(postProcessor));
}
retval.getBoundDefinitionForClass(METASCHEMA.class);
return retval;
}
@Override
public List<Source> getXmlSchemas(@NonNull URL targetResource) throws IOException {
List<Source> retval = new LinkedList<>();
retval.add(XmlUtil.getStreamSource(
ObjectUtils.requireNonNull(
ModuleLoader.class.getResource("/schema/xml/metaschema.xsd"),
"Unable to load '/schema/xml/metaschema.xsd' on the classpath")));
return CollectionUtil.unmodifiableList(retval);
}
@Override
public JSONObject getJsonSchema(@NonNull JSONObject json) throws IOException {
IModule module = IBindingContext.instance().registerModule(MetaschemaModelModule.class);
Path schemaFile = Files.createTempFile(getTempDir(), "schema-", ".json");
assert schemaFile != null;
IMutableConfiguration<SchemaGenerationFeature<?>> configuration = new DefaultConfiguration<>();
ISchemaGenerator.generateSchema(module, schemaFile, SchemaFormat.JSON, configuration);
try (BufferedReader reader = ObjectUtils.notNull(Files.newBufferedReader(schemaFile, StandardCharsets.UTF_8))) {
return JsonUtil.toJsonObject(reader);
}
}
}
}