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| org.apache.jcs.auxiliary.disk.jdbc.TableState |
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| 1 | package org.apache.jcs.auxiliary.disk.jdbc; |
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| 2 | ||
| 3 | /* |
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| 4 | * Licensed to the Apache Software Foundation (ASF) under one |
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| 5 | * or more contributor license agreements. See the NOTICE file |
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| 6 | * distributed with this work for additional information |
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| 7 | * regarding copyright ownership. The ASF licenses this file |
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| 8 | * to you under the Apache License, Version 2.0 (the |
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| 9 | * "License"); you may not use this file except in compliance |
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| 10 | * with the License. You may obtain a copy of the License at |
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| 11 | * |
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| 12 | * http://www.apache.org/licenses/LICENSE-2.0 |
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| 13 | * |
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| 14 | * Unless required by applicable law or agreed to in writing, |
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| 15 | * software distributed under the License is distributed on an |
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| 16 | * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
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| 17 | * KIND, either express or implied. See the License for the |
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| 18 | * specific language governing permissions and limitations |
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| 19 | * under the License. |
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| 20 | */ |
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| 21 | ||
| 22 | import java.io.Serializable; |
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| 23 | ||
| 24 | /** |
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| 25 | * This is used by various elemetns of the JDBC disk cache to indicate the |
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| 26 | * status of a table. The MySQL disk cache, for instance, marks the status as |
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| 27 | * optimizing when a scheduled optimizatio is taking place. This allows the |
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| 28 | * cache to balk rather than block during long running optimizations. |
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| 29 | * <p> |
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| 30 | * @author Aaron Smuts |
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| 31 | */ |
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| 32 | public class TableState |
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| 33 | implements Serializable |
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| 34 | { |
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| 35 | /** Don't change. */ |
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| 36 | private static final long serialVersionUID = -6625081552084964885L; |
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| 37 | ||
| 38 | /** Name of the table whose state this reflects. */ |
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| 39 | private String tableName; |
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| 40 | ||
| 41 | /** |
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| 42 | * The table is free. It can be accessed and no potentially table locking |
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| 43 | * jobs are running. |
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| 44 | */ |
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| 45 | public static final int FREE = 0; |
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| 46 | ||
| 47 | /** A potentially table locking deletion is running */ |
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| 48 | public static final int DELETE_RUNNING = 1; |
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| 49 | ||
| 50 | /** A table locking optimization is running. */ |
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| 51 | public static final int OPTIMIZATION_RUNNING = 2; |
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| 52 | ||
| 53 | /** we might want to add error */ |
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| 54 | 49 | private int state = FREE; |
| 55 | ||
| 56 | /** |
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| 57 | * Construct a usable table state. |
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| 58 | * <p> |
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| 59 | * @param tableName |
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| 60 | */ |
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| 61 | public TableState( String tableName ) |
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| 62 | 49 | { |
| 63 | 49 | this.setTableName( tableName ); |
| 64 | 49 | } |
| 65 | ||
| 66 | /** |
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| 67 | * @param tableName |
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| 68 | * The tableName to set. |
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| 69 | */ |
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| 70 | public void setTableName( String tableName ) |
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| 71 | { |
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| 72 | 49 | this.tableName = tableName; |
| 73 | 49 | } |
| 74 | ||
| 75 | /** |
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| 76 | * @return Returns the tableName. |
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| 77 | */ |
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| 78 | public String getTableName() |
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| 79 | { |
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| 80 | 0 | return tableName; |
| 81 | } |
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| 82 | ||
| 83 | /** |
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| 84 | * @param state |
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| 85 | * The state to set. |
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| 86 | */ |
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| 87 | public void setState( int state ) |
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| 88 | { |
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| 89 | 59 | this.state = state; |
| 90 | 59 | } |
| 91 | ||
| 92 | /** |
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| 93 | * @return Returns the state. |
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| 94 | */ |
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| 95 | public int getState() |
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| 96 | { |
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| 97 | 224 | return state; |
| 98 | } |
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| 99 | ||
| 100 | /** |
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| 101 | * Write out the values for debugging purposes. |
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| 102 | * <p> |
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| 103 | * @return String |
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| 104 | */ |
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| 105 | public String toString() |
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| 106 | { |
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| 107 | 0 | StringBuffer str = new StringBuffer(); |
| 108 | 0 | str.append( "TableState " ); |
| 109 | 0 | str.append( "\n TableName = " + getTableName() ); |
| 110 | 0 | str.append( "\n State = " + getState() ); |
| 111 | 0 | return str.toString(); |
| 112 | } |
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| 113 | } |
| This report is generated by jcoverage, Maven and Maven JCoverage Plugin. |