javaextensions/centralrepository/javasrc/com/nokia/mid/cenrep/CentralRepository.java
changeset 76 4ad59aaee882
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/javaextensions/centralrepository/javasrc/com/nokia/mid/cenrep/CentralRepository.java	Fri Sep 17 08:28:21 2010 +0300
@@ -0,0 +1,124 @@
+/*
+* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:
+*
+*/
+
+package com.nokia.mid.cenrep;
+
+import com.nokia.mj.impl.cenrep.CentralRepositoryImpl;
+
+/**
+ * The <code>CentralRepository</code> is class to manage application
+ * settings and share data with other runtimes. In S60 this API can be used
+ * to set and get values in Symbian Central Repositories.<P>
+ *
+ * Example of usage:<P>
+ *
+ * <code style="white-space: pre">
+ * class CentralRepositoryExample {
+ *     private static final String EXAMPLE_REPOSITORY= "0x20000000";
+ *     private static final String EXAMPLE_KEY1 = "0x00000001";
+ *     private static final String EXAMPLE_KEY2 = "0x00000002";
+ *
+ *     public modifySetting() throws CentralRepositoryException {
+ *         CentralRepository cenrep = CentralRepository.open(EXAMPLE_REPOSITORY);
+ *         try {
+ *             String value1 = cenrep.getString(EXAMPLE_KEY1);
+ *             int value2 = cenrep.getInt(EXAMPLE_KEY2);
+
+ *             cenrep.setString(EXAMPLE_KEY1, value3);
+ *             cenrep.setInt(EXAMPLE_KEY2, value4);
+ *         }
+ *         catch (CentralRepositoryException cre) {
+ *             System.out.println(cre);
+ *         }
+ *         finally {
+ *             cenrep.close();
+ *         }
+ *     }
+ * }</code>
+ */
+public abstract class CentralRepository
+{
+
+    /**
+     *  Hidden default constructor.
+     */
+    protected CentralRepository()
+    {
+    }
+
+    /**
+     * Opens central repository.
+     *
+     * @param repositoryId it is platform specific and in S60 it is
+     *        Symbian Central Repository UID.
+     * @return An instance of CentralRepository class
+     *         for accessing a repository.
+     * @throws CentralRepositoryException if openning fails.
+     */
+    static public CentralRepository open(String repositoryId)
+    throws CentralRepositoryException
+    {
+        return CentralRepositoryImpl.open(repositoryId);
+    }
+
+    /**
+     * Closes central repository. If get or set methods are used after
+     * close operation, exception will be thrown.
+     */
+    public abstract void close()
+    throws CentralRepositoryException;
+
+    /**
+     * Returns string stored in given key.
+     *
+     * @param key the key of setting to be read.
+     * @return the value of the setting if it is the string.
+     * @throws CentralRepositoryException if key is not found or
+     *         stored data is not string.
+     */
+    public abstract String getString(String key)
+    throws CentralRepositoryException;
+
+    /**
+     * Returns integer stored in given key.
+     *
+     * @param key the key of setting to be read.
+     * @return the value of the setting if it is an integer.
+     * @throws CentralRepositoryException if key is not found or
+     *         stored data is not integer.
+     */
+    public abstract int getInt(String key)
+    throws CentralRepositoryException;
+
+    /** Stores string value in key.
+     *
+     * @param key the key of setting to be stored.
+     * @param value the string value of the setting to be stored.
+     * @throws CentralRepositoryException if string value cannot be stored.
+     */
+    public abstract void setString(String key, String value)
+    throws CentralRepositoryException;
+
+    /** Stores integer value in key.
+     *
+     * @param key the key of setting to be stored.
+     * @param value the integer value of the setting to be stored.
+     * @throws CentralRepositoryException if integer value cannot be stored.
+     */
+    public abstract void setInt(String key, int value)
+    throws CentralRepositoryException;
+}