| Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
| Entity |
|
| 1.0;1 |
| 1 | /* | |
| 2 | * Licensed to the Apache Software Foundation (ASF) under one or more | |
| 3 | * contributor license agreements. See the NOTICE file distributed with | |
| 4 | * this work for additional information regarding copyright ownership. | |
| 5 | * The ASF licenses this file to You under the Apache License, Version 2.0 | |
| 6 | * (the "License"); you may not use this file except in compliance with | |
| 7 | * the License. You may obtain a copy of the License at | |
| 8 | * | |
| 9 | * http://www.apache.org/licenses/LICENSE-2.0 | |
| 10 | * | |
| 11 | * Unless required by applicable law or agreed to in writing, software | |
| 12 | * distributed under the License is distributed on an "AS IS" BASIS, | |
| 13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| 14 | * See the License for the specific language governing permissions and | |
| 15 | * limitations under the License. | |
| 16 | */ | |
| 17 | package org.apache.commons.flatfile; | |
| 18 | ||
| 19 | import java.io.IOException; | |
| 20 | import java.io.InputStream; | |
| 21 | import java.io.OutputStream; | |
| 22 | import java.io.Serializable; | |
| 23 | ||
| 24 | /** | |
| 25 | * Represents a record or field. | |
| 26 | * @version $Revision: 758023 $ $Date: 2009-03-24 16:09:19 -0500 (Tue, 24 Mar 2009) $ | |
| 27 | */ | |
| 28 | public interface Entity extends Cloneable, Serializable { | |
| 29 | /** | |
| 30 | * Get the length of this Entity. | |
| 31 | * @return int | |
| 32 | */ | |
| 33 | int length(); | |
| 34 | ||
| 35 | /** | |
| 36 | * Read value from an InputStream. | |
| 37 | * @param is to read | |
| 38 | * @throws IOException on error | |
| 39 | */ | |
| 40 | void readFrom(InputStream is) throws IOException; | |
| 41 | ||
| 42 | /** | |
| 43 | * Write value to an OutputStream. | |
| 44 | * @param os to write to | |
| 45 | * @throws IOException on error | |
| 46 | */ | |
| 47 | void writeTo(OutputStream os) throws IOException; | |
| 48 | ||
| 49 | /** | |
| 50 | * Clone oneself. | |
| 51 | * @return a deep (or otherwise "safe") copy of this Entity. | |
| 52 | */ | |
| 53 | Entity clone(); | |
| 54 | ||
| 55 | /** | |
| 56 | * Fill this entity's value with all <code>b</code>. | |
| 57 | * @param b value | |
| 58 | * @throws IOException on error | |
| 59 | */ | |
| 60 | void fill(byte b) throws IOException; | |
| 61 | ||
| 62 | /** | |
| 63 | * Get the value of this Entity. | |
| 64 | * @return byte[] | |
| 65 | */ | |
| 66 | byte[] getValue(); | |
| 67 | ||
| 68 | /** | |
| 69 | * Get a subset of this Entity's value. | |
| 70 | * @param offset to start | |
| 71 | * @param length to extend | |
| 72 | * @return byte[] | |
| 73 | */ | |
| 74 | byte[] getValue(int offset, int length); | |
| 75 | ||
| 76 | /** | |
| 77 | * Set this Entity's value. | |
| 78 | * @param b byte[] | |
| 79 | */ | |
| 80 | void setValue(byte[] b); | |
| 81 | ||
| 82 | /** | |
| 83 | * Set this Entity's value to a subset of the specified byte[]. | |
| 84 | * @param b byte[] | |
| 85 | * @param offset int | |
| 86 | * @param length int | |
| 87 | */ | |
| 88 | void setValue(byte[] b, int offset, int length); | |
| 89 | } |