author | hgs |
Mon, 04 Oct 2010 11:29:25 +0300 | |
changeset 78 | 71ad690e91f5 |
parent 21 | 2a9601315dfc |
permissions | -rw-r--r-- |
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Revision: v2.1.22
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/* |
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* Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: |
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* |
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*/ |
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|
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|
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package com.nokia.mj.impl.storage; |
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|
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import java.util.Enumeration; |
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import java.util.Hashtable; |
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|
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/** |
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* StorageEntry consists of StorageAttributes. It represents one storage row. |
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* Row can contain several columns i.e. StorageAttributes. |
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*/ |
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public final class StorageEntry |
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{ |
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private Hashtable iAttributes; |
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|
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public StorageEntry() |
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{ |
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iAttributes = new Hashtable(); |
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} |
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|
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/*** ----------------------------- PUBLIC ------------------------------ */ |
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|
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/** |
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* Append attribute. Appended to end of the list. |
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* |
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* @param aAttribute to be added. |
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* @throws StorageException if attribute is null. |
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*/ |
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public void addAttribute(StorageAttribute aAttribute) |
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throws StorageException |
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{ |
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if (aAttribute == null) |
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{ |
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throw new StorageException("Invalid argument"); |
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} |
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iAttributes.put(aAttribute.getName(), aAttribute); |
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} |
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|
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/** |
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* Return elements. |
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* |
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* @return enumeration of attributes. |
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*/ |
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public Enumeration elements() |
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{ |
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return iAttributes.elements(); |
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} |
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|
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/** |
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* Return StorageAttribute by name. |
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* |
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* @param aName Name of the attribute to be returned. |
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* @return storage attribute matching to name null otherwise. |
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* @throws StorageException if aName is null or empty String. |
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*/ |
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public StorageAttribute getAttribute(String aName) |
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throws StorageException |
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{ |
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if (aName == null || aName.equals("")) |
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{ |
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throw new StorageException("Invalid argument name"); |
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} |
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|
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return (StorageAttribute) iAttributes.get(aName); |
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} |
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|
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/** |
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* Remove attribute. First occurrence of the attribute is removed. |
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* |
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* @param aAttribute to be removed. |
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* @return true if attribute removed, false otherwise. |
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*/ |
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public boolean removeAttribute(StorageAttribute aAttribute) |
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{ |
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if (null == aAttribute) |
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{ |
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return false; |
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} |
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|
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return removeAttribute(aAttribute.getName()); |
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} |
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|
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/** |
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* Remove StorageAttribute by name. First occurrence of the attribute |
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* is removed. |
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* |
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* @param aName attribute name to be removed. |
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* @return true if attribute removed, false otherwise |
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*/ |
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public boolean removeAttribute(String aName) |
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107 |
{ |
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boolean success = false; |
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109 |
|
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if (aName != null) |
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111 |
{ |
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StorageAttribute attr = |
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(StorageAttribute) iAttributes.remove(aName); |
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if (attr != null) success = true; |
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115 |
} |
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|
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return success; |
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} |
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|
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120 |
/** |
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* Remove all attributes. Size is set to zero. |
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122 |
*/ |
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public void removeAll() |
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124 |
{ |
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iAttributes.clear(); |
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} |
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|
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/** |
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* Amount of StorageAttributes stored in StorageEntry. |
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* |
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* @return amount of entry attributes. |
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*/ |
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public int size() |
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134 |
{ |
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return iAttributes.size(); |
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} |
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137 |
|
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138 |
/** |
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* Print StorageEntry as String. |
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* |
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* @return entry in String format. {KEY=ATTR.toString(), ...} |
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*/ |
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public String toString() |
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144 |
{ |
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return iAttributes.toString(); |
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} |
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|
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/*** ---------------------------- PROTECTED --------------------------- */ |
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/*** ----------------------------- PACKAGE ---------------------------- */ |
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/*** ----------------------------- PRIVATE ---------------------------- */ |
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/*** ----------------------------- NATIVE ----------------------------- */ |
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|
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} |