src/share/classes/javax/lang/model/element/Name.java

Mon, 10 Dec 2012 16:21:26 +0000

author
vromero
date
Mon, 10 Dec 2012 16:21:26 +0000
changeset 1442
fcf89720ae71
parent 554
9d9f26857129
child 2525
2eb010b6cb22
permissions
-rw-r--r--

8003967: detect and remove all mutable implicit static enum fields in langtools
Reviewed-by: jjg

duke@1 1 /*
ohair@554 2 * Copyright (c) 2006, Oracle and/or its affiliates. All rights reserved.
duke@1 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@1 4 *
duke@1 5 * This code is free software; you can redistribute it and/or modify it
duke@1 6 * under the terms of the GNU General Public License version 2 only, as
ohair@554 7 * published by the Free Software Foundation. Oracle designates this
duke@1 8 * particular file as subject to the "Classpath" exception as provided
ohair@554 9 * by Oracle in the LICENSE file that accompanied this code.
duke@1 10 *
duke@1 11 * This code is distributed in the hope that it will be useful, but WITHOUT
duke@1 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@1 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
duke@1 14 * version 2 for more details (a copy is included in the LICENSE file that
duke@1 15 * accompanied this code).
duke@1 16 *
duke@1 17 * You should have received a copy of the GNU General Public License version
duke@1 18 * 2 along with this work; if not, write to the Free Software Foundation,
duke@1 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@1 20 *
ohair@554 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ohair@554 22 * or visit www.oracle.com if you need additional information or have any
ohair@554 23 * questions.
duke@1 24 */
duke@1 25
duke@1 26 package javax.lang.model.element;
duke@1 27
duke@1 28 /**
duke@1 29 * An immutable sequence of characters. When created by the same
duke@1 30 * implementation, objects implementing this interface must obey the
duke@1 31 * general {@linkplain Object#equals equals contract} when compared
duke@1 32 * with each other. Therefore, {@code Name} objects from the same
duke@1 33 * implementation are usable in collections while {@code Name}s from
duke@1 34 * different implementations may not work properly in collections.
duke@1 35 *
duke@1 36 * <p>An empty {@code Name} has a length of zero.
duke@1 37 *
duke@1 38 * <p>In the context of {@linkplain
duke@1 39 * javax.annotation.processing.ProcessingEnvironment annotation
duke@1 40 * processing}, the guarantees for "the same" implementation must
duke@1 41 * include contexts where the {@linkplain javax.annotation.processing
duke@1 42 * API mediated} side effects of {@linkplain
duke@1 43 * javax.annotation.processing.Processor processors} could be visible
duke@1 44 * to each other, including successive annotation processing
duke@1 45 * {@linkplain javax.annotation.processing.RoundEnvironment rounds}.
duke@1 46 *
duke@1 47 * @author Joseph D. Darcy
duke@1 48 * @author Scott Seligman
duke@1 49 * @author Peter von der Ah&eacute;
duke@1 50 * @see javax.lang.model.util.Elements#getName
duke@1 51 * @since 1.6
duke@1 52 */
duke@1 53 public interface Name extends CharSequence {
duke@1 54 /**
duke@1 55 * Returns {@code true} if the argument represents the same
duke@1 56 * name as {@code this}, and {@code false} otherwise.
duke@1 57 *
duke@1 58 * <p>Note that the identity of a {@code Name} is a function both
duke@1 59 * of its content in terms of a sequence of characters as well as
duke@1 60 * the implementation which created it.
duke@1 61 *
duke@1 62 * @param obj the object to be compared with this element
duke@1 63 * @return {@code true} if the specified object represents the same
duke@1 64 * name as this
duke@1 65 * @see Element#equals
duke@1 66 */
duke@1 67 boolean equals(Object obj);
duke@1 68
duke@1 69 /**
duke@1 70 * Obeys the general contract of {@link Object#hashCode Object.hashCode}.
duke@1 71 *
duke@1 72 * @see #equals
duke@1 73 */
duke@1 74 int hashCode();
duke@1 75
duke@1 76 /**
duke@1 77 * Compares this name to the specified {@code CharSequence}. The result
duke@1 78 * is {@code true} if and only if this name represents the same sequence
duke@1 79 * of {@code char} values as the specified sequence.
duke@1 80 *
duke@1 81 * @return {@code true} if this name represents the same sequence
duke@1 82 * of {@code char} values as the specified sequence, {@code false}
duke@1 83 * otherwise
duke@1 84 *
duke@1 85 * @param cs The sequence to compare this name against
duke@1 86 * @see String#contentEquals(CharSequence)
duke@1 87 */
duke@1 88 boolean contentEquals(CharSequence cs);
duke@1 89 }

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