Java Assert Not Null assertObjectNotNull(String variableName, Object value)

Description

Assert that the object is not null.

License

Apache License

Parameter

Parameter	Description
variableName	The check name of variable for message. (NotNull)
value	The checked value. (NotNull)

Exception

Parameter	Description
IllegalArgumentException	When the argument is null.

Declaration

protected static void assertObjectNotNull(String variableName, Object value) 

Method Source Code

//package com.java2s;
/*//from   www.j ava 2  s. c o m
 * Copyright 2015-2016 the original author or authors.
 *
 * 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.
 */

public class Main {
    /**
     * Assert that the object is not null.
     * @param variableName The check name of variable for message. (NotNull)
     * @param value The checked value. (NotNull)
     * @throws IllegalArgumentException When the argument is null.
     */
    protected static void assertObjectNotNull(String variableName, Object value) {
        if (variableName == null) {
            String msg = "The value should not be null: variableName=null value=" + value;
            throw new IllegalArgumentException(msg);
        }
        if (value == null) {
            String msg = "The value should not be null: variableName=" + variableName;
            throw new IllegalArgumentException(msg);
        }
    }
}

Related

1. assertNotNullEightBytes(byte[] bytes)
2. assertNotNullNotEmpty(String obj, String paramName)
3. assertNotNullOrThrowException(final Object... objects)
4. assertObjectNotNull(final Object object)
5. assertObjectNotNull(Object o, String name)
6. assertObjectNotNull(String variableName, Object value)
7. assertParameterNotNull(Object parameterValue, String errorMessage)
8. assertParamNotNull(Object check, String paramName)
9. assertParamNotNull(String param, String paramName)