Java Assert assertOffsetLengthValid(int offset, int length, int arrayLength)

Description

assert Offset Length Valid

License

Apache License

Declaration

static private void assertOffsetLengthValid(int offset, int length, int arrayLength) 

Method Source Code

//package com.java2s;
/*//from  ww  w . ja v a  2  s  .  c  o m
 * #%L
 * mfz-util
 * %%
 * Copyright (C) 2012 mfizz
 * %%
 * 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.
 * #L%
 */

public class Main {
    static private void assertOffsetLengthValid(int offset, int length, int arrayLength) {
        if (offset < 0) {
            throw new IllegalArgumentException("The array offset was negative");
        }
        if (length < 0) {
            throw new IllegalArgumentException("The array length was negative");
        }
        if (offset + length > arrayLength) {
            throw new ArrayIndexOutOfBoundsException("The array offset+length would access past end of array");
        }
    }
}

Related

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2. assertNotTrue(boolean conditionThatMustNotBeTrue, String msgWhenTrue)
3. assertNotTrue(boolean value, String message)
4. assertObjectEmpty(Object value)
5. assertObjEquals(Object expected, Object actual)
6. assertOid(final String s)
7. assertOneBitMask(long mask)
8. assertParameter(Class expectedClass, Object[] params, int index)
9. assertParameterInRange(long param, long lower, long upper)