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Spring Framework example source code file (Ordered.java)
The Spring Framework Ordered.java source code/* * Copyright 2002-2007 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. */ package org.springframework.core; /** * Interface that can be implemented by objects that should be * orderable, for example in a Collection. * * <p>The actual order can be interpreted as prioritization, with * the first object (with the lowest order value) having the highest * priority. * * <p>Note that there is a 'priority' marker for this interface: * {@link PriorityOrdered}. Order values expressed by PriorityOrdered * objects always apply before order values of 'plain' Ordered values. * * @author Juergen Hoeller * @since 07.04.2003 * @see OrderComparator * @see org.springframework.core.annotation.Order */ public interface Ordered { /** * Useful constant for the highest precedence value. * @see java.lang.Integer#MIN_VALUE */ int HIGHEST_PRECEDENCE = Integer.MIN_VALUE; /** * Useful constant for the lowest precedence value. * @see java.lang.Integer#MAX_VALUE */ int LOWEST_PRECEDENCE = Integer.MAX_VALUE; /** * Return the order value of this object, with a * higher value meaning greater in terms of sorting. * <p>Normally starting with 0 or 1, with {@link #LOWEST_PRECEDENCE} * indicating greatest. Same order values will result in arbitrary * positions for the affected objects. * <p>Higher value can be interpreted as lower priority, * consequently the first object has highest priority * (somewhat analogous to Servlet "load-on-startup" values). * <p>Note that order values below 0 are reserved for framework * purposes. Application-specified values should always be 0 or * greater, with only framework components (internal or third-party) * supposed to use lower values. * @return the order value * @see #LOWEST_PRECEDENCE */ int getOrder(); } Other Spring Framework examples (source code examples)Here is a short list of links related to this Spring Framework Ordered.java source code file: |
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