dependencies/javaregistry.h
branchv5backport
changeset 31 a3e98f9c292b
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dependencies/javaregistry.h	Fri Mar 26 04:17:01 2010 +0530
@@ -0,0 +1,193 @@
+/*
+* Copyright (c) 2005-2006 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:  The main class of Java Registy API. Java Registy API
+*               can be used to query the installed Java applications
+*               and their properties.
+*
+*/
+
+
+
+// JAVAREGISTRY.H
+#ifndef JAVAREGISTRY_H
+#define JAVAREGISTRY_H
+
+#include <e32base.h>
+#include "javaregistryentrytype.h"
+
+
+namespace Java
+{
+namespace Manager
+{
+namespace Registry
+{
+
+// FORWARD DECLARATION
+class CWriteableJavaRegistry;
+
+}// namespace Registry
+}// namespace Manager
+}// namespace Java
+
+namespace Java
+{
+class CJavaRegistryEntry;
+
+/**
+ * This class provides the Platform API for JavaRegistry.
+ * It allows for clients to retrieve properties of
+ * Java install packages, applications, services etc.
+ *
+ * @lib javaregistryclient.lib
+ * @since S60 v3.2
+ */
+class CJavaRegistry : public CBase
+{
+
+    // Constructors
+public:
+
+    /**
+     * Creates a CJavaRegistry object.
+     * The function may leave with one of the system-wide error codes.
+     *
+     * @since S60 v3.2
+     * @return A pointer to a CJavaRegistry object.
+     *         Caller takes over the ownership of the object being
+     *         transferred.
+     */
+    IMPORT_C static CJavaRegistry* NewL();
+
+    /**
+     * Creates a CJavaRegistry object.
+     * The function may leave with one of the system-wide error codes.
+     *
+     * @since S60 v3.2
+     * @return A pointer to a CJavaRegistry object.
+     *         Caller takes over the ownership of the object being
+     *         transferred.
+     */
+    IMPORT_C static CJavaRegistry* NewLC();
+
+
+public:
+
+    // Generic methods
+
+    /**
+     * Returns whether registry entry with the specified Uid exists.
+     * Registry entries representing entities installed on
+     * removable media which are currently not present in the device
+     * are considered as not existent.
+     * The function may leave with one of the system-wide error codes.
+     *
+     * @since S60 v3.2
+     * @param aUid The Uid to be checked.
+     * @return ETrue if the registry entry exists, EFalse otherwise.
+     */
+    IMPORT_C TBool RegistryEntryExistsL(const TUid& aUid) const;
+
+    /**
+     * Returns an array of Uids of the existing registry entries.
+     * Uids of registry entries representing entities installed on
+     * removable media which are currently not present in the device
+     * are not returned.
+     * The function may leave with one of the system-wide error codes.
+     *
+     * @since S60 v3.2
+     * @param aUids [out] Uids of the registry entries.
+     */
+    IMPORT_C void GetRegistryEntryUidsL(RArray<TUid>& aUids) const;
+
+    /**
+     * Returns an array of Uids of the existing registry entries.
+     * Entries are searched by the specified type.
+     * Uids of registry entries representing entities installed on
+     * removable media which are currently not present in the device
+     * are not returned.
+     * The function may leave with one of the system-wide error codes.
+     *
+     * @since S60 v3.2
+     * @param aType Type of registry entries whose Uids are to be returned.
+     * @param aUids [out] Uids of the matching registry entries.
+     */
+    IMPORT_C void GetRegistryEntryUidsL
+    (TJavaRegistryEntryType aType, RArray<TUid>& aUids) const;
+
+    /**
+     * Returns the corresponding registry entry for a given Uid.
+     * The returned entry can be casted to the appropriate subclass
+     * according to the type property. If type is in the package range
+     * ( EGeneralPackage <= entryType < EGeneralApplication ), it can
+     * be casted to CJavaRegistryPackageEntry, and if type is
+     * in the application range ( EGeneralApplication <= entryType ),
+     * it can be casted to CJavaRegistryApplicationEntry.
+     * Registry entries representing entities installed on
+     * removable media which are currently not present in the device
+     * are not returned.
+     * The function may leave with one of the system-wide error codes.
+     *
+     * @since S60 v3.2
+     * @param aUid The Uid of the entry to be retrieved
+     * @return The returned registry entry or null if registry entry
+     *         not found. Caller takes over the ownership of the object
+     *         being transferred.
+     */
+    IMPORT_C CJavaRegistryEntry* RegistryEntryL(const TUid& aUid) const;
+
+    // Destructor
+    /**
+     * CJavaRegistry::~CJavaRegistry destructor
+     *
+     * @since S60 v3.2
+     */
+    virtual ~CJavaRegistry();
+
+private:
+
+    // Constructor
+
+    /**
+     * CJavaRegistry::CJavaRegistry constructor
+     *
+     * @since S60 v3.2
+     */
+    CJavaRegistry();
+
+    // 2nd phase constructor
+
+    /**
+     * CJavaRegistry::ConstructL method
+     * The function may leave with one of the system-wide error codes.
+     *
+     * @since S60 v3.2
+     */
+    void ConstructL();
+
+private: // Data
+
+
+    /**
+     * CJavaRegistry::iJavaReg member
+     * Pointer Owned
+     * @since S60 v3.2
+     */
+    Java::Manager::Registry::CWriteableJavaRegistry* iJavaReg;
+
+};
+
+}// namespace Java
+
+#endif // JAVAREGISTRY_H