org.apache.metron.common.field.validation.network.EmailValidation.java Source code

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Here is the source code for org.apache.metron.common.field.validation.network.EmailValidation.java

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/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.apache.metron.common.field.validation.network;

import org.apache.commons.validator.routines.EmailValidator;
import org.apache.metron.common.dsl.Predicate2StellarFunction;
import org.apache.metron.common.dsl.Stellar;
import org.apache.metron.common.field.validation.SimpleValidation;

import java.util.Map;
import java.util.function.Predicate;

public class EmailValidation extends SimpleValidation {

    @Stellar(name = "IS_EMAIL", description = "Tests if a string is a valid email address", params = {
            "address - The string to test" }, returns = "True if the string is a valid email address and false if otherwise.")
    public static class IS_EMAIL extends Predicate2StellarFunction {

        public IS_EMAIL() {
            super(new EmailValidation());
        }
    }

    @Override
    public Predicate<Object> getPredicate() {
        return email -> EmailValidator.getInstance().isValid(email == null ? null : email.toString());
    }
}