DefaultGenericKieValidator.java

/*
 * Copyright 2016 Red Hat, Inc. and/or its affiliates.
 *
 * 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.
 */
package org.kie.workbench.common.services.backend.validation.asset;

import java.util.List;
import java.util.function.Predicate;
import java.util.stream.Collectors;
import javax.enterprise.context.ApplicationScoped;
import javax.inject.Inject;

import org.guvnor.common.services.backend.validation.GenericValidator;
import org.guvnor.common.services.shared.validation.model.ValidationMessage;
import org.uberfire.backend.vfs.Path;

/**
 * Validator capable of validating generic Kie assets (i.e those that are handled by KieBuilder)
 */
@ApplicationScoped
public class DefaultGenericKieValidator implements GenericValidator {

    private ValidatorBuildService validatorBuildService;

    public DefaultGenericKieValidator() {
        //CDI proxies
    }

    @Inject
    public DefaultGenericKieValidator( final ValidatorBuildService validatorBuildService ) {
        this.validatorBuildService = validatorBuildService;
    }

    public List<ValidationMessage> validate( final Path path,
                                             final String content ) {
        return validatorBuildService.validate( path,
                                               content )
                .stream()
                .filter( fromValidatedPath( path ) )
                .collect( Collectors.toList() );
    }

    public List<ValidationMessage> validate( final Path path ) {
        return validatorBuildService.validate( path )
                .stream()
                .filter( fromValidatedPath( path ) )
                .collect( Collectors.toList() );
    }

    protected Predicate<ValidationMessage> fromValidatedPath( final Path path ) {
        return message -> {
            final String destinationPathURI = removeFileExtension( path.toURI() );
            final String messageURI = message.getPath() != null ? removeFileExtension( message.getPath().toURI() ) : "";
            return messageURI.isEmpty() || destinationPathURI.endsWith( messageURI );
        };
    }

    private String removeFileExtension( final String pathURI ) {
        if ( pathURI != null && pathURI.contains( "." ) ) {
            return pathURI.substring( 0, pathURI.lastIndexOf( "." ) );
        }

        return pathURI;
    }

}