DetectMultipleValuesForOneActionCheck.java

/*
 * Copyright 2015 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.drools.workbench.services.verifier.core.checks;

import java.util.Arrays;
import java.util.HashSet;

import org.drools.workbench.services.verifier.api.client.configuration.AnalyzerConfiguration;
import org.drools.workbench.services.verifier.api.client.maps.InspectorMultiMap;
import org.drools.workbench.services.verifier.api.client.relations.Conflict;
import org.drools.workbench.services.verifier.api.client.relations.HumanReadable;
import org.drools.workbench.services.verifier.api.client.reporting.CheckType;
import org.drools.workbench.services.verifier.api.client.reporting.Issue;
import org.drools.workbench.services.verifier.api.client.reporting.MultipleValuesForOneActionIssue;
import org.drools.workbench.services.verifier.api.client.reporting.Severity;
import org.drools.workbench.services.verifier.core.cache.inspectors.PatternInspector;
import org.drools.workbench.services.verifier.core.cache.inspectors.RuleInspector;
import org.drools.workbench.services.verifier.core.checks.base.SingleCheck;

public class DetectMultipleValuesForOneActionCheck
        extends SingleCheck {

    private Conflict conflict = Conflict.EMPTY;

    public DetectMultipleValuesForOneActionCheck( final RuleInspector ruleInspector,
                                                  final AnalyzerConfiguration configuration ) {
        super( ruleInspector,
               configuration,
               CheckType.MULTIPLE_VALUES_FOR_ONE_ACTION );
    }

    @Override
    public boolean check() {
        conflict = ruleInspector.getPatternsInspector().stream()
                                .map( PatternInspector::getActionsInspector )
                                .map( InspectorMultiMap::hasConflicts )
                                .filter( Conflict::foundIssue )
                                .findFirst()
                                .orElse( Conflict.EMPTY );

        return hasIssues = conflict != Conflict.EMPTY;
    }

    @Override
    protected Severity getDefaultSeverity() {
        return Severity.WARNING;
    }

    @Override
    protected Issue makeIssue( final Severity severity,
                               final CheckType checkType ) {
        return new MultipleValuesForOneActionIssue( severity,
                                                    checkType,
                                                    HumanReadable.toHumanReadableString( conflict.getConflictedItem() ),
                                                    HumanReadable.toHumanReadableString( conflict.getConflictingItem() ),
                                                    new HashSet<>( Arrays.asList( ruleInspector.getRowIndex() + 1 ) ) );
    }
}