ValidationResult.java

/* (c) 2014 Open Source Geospatial Foundation - all rights reserved
 * This code is licensed under the GPL 2.0 license, available at the root
 * application directory.
 */
package org.geoserver.catalog;

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

/**
 * ValidationResult encapsulates the result of running Catalog::validate(),
 * accounting for the fact that there may be multiple validation errors.
 */
public class ValidationResult {
    private final List<RuntimeException> errorList;

    public ValidationResult(List<RuntimeException> errors) {
        if (errors == null) {
            this.errorList = Collections.emptyList();
        } else {
            this.errorList = Collections.unmodifiableList(new ArrayList<RuntimeException>(errors));
        }
    }

    public boolean isValid() {
        return errorList.isEmpty();
    }

    public void throwIfInvalid() {
        if (!isValid()){
            int n = errorList.size();
            String msg = errorList.get(0).getMessage();
            throw new RuntimeException("Validation failed with " + n + " errors.  First error message is: " + msg);
        }
    }
}