summaryrefslogtreecommitdiff
path: root/connectivity/source/drivers/jdbc/Clob.cxx
blob: 634274b238a38218017356bc1e0505aeb55c97ee (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * Copyright 2000, 2010 Oracle and/or its affiliates.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
 ************************************************************************/

// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_connectivity.hxx"
#include "java/sql/Clob.hxx"
#include "java/tools.hxx"
#include "java/io/Reader.hxx"
#include <connectivity/dbexception.hxx>
#include <rtl/logfile.hxx>

using namespace connectivity;
//**************************************************************
//************ Class: java.sql.Clob
//**************************************************************

jclass java_sql_Clob::theClass = 0;

java_sql_Clob::java_sql_Clob( JNIEnv * pEnv, jobject myObj )
    : java_lang_Object( pEnv, myObj )
{
    SDBThreadAttach::addRef();
}
java_sql_Clob::~java_sql_Clob()
{
    SDBThreadAttach::releaseRef();
}

jclass java_sql_Clob::getMyClass() const
{
    // the class must be fetched only once, therefore static
    if( !theClass )
        theClass = findMyClass("java/sql/Clob");
    return theClass;
}

sal_Int64 SAL_CALL java_sql_Clob::length(  ) throw(::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException)
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "jdbc", "Ocke.Janssen@sun.com", "java_sql_Clob::length" );
    jlong out(0);
    SDBThreadAttach t; OSL_ENSURE(t.pEnv,"Java Enviroment geloescht worden!");

    {
        // initialize temporary variable
        static const char * cSignature = "()J";
        static const char * cMethodName = "length";
        // execute Java-Call
        static jmethodID mID(NULL);
        obtainMethodId(t.pEnv, cMethodName,cSignature, mID);
        out = t.pEnv->CallLongMethod( object, mID );
        ThrowSQLException(t.pEnv,*this);
    } //t.pEnv
    return (sal_Int64)out;
}

::rtl::OUString SAL_CALL java_sql_Clob::getSubString( sal_Int64 pos, sal_Int32 subStringLength ) throw(::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException)
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "jdbc", "Ocke.Janssen@sun.com", "java_sql_Clob::getSubString" );
    SDBThreadAttach t; OSL_ENSURE(t.pEnv,"Java Enviroment geloescht worden!");
    ::rtl::OUString aStr;
    {
        // initialize temporary variable
        static const char * cSignature = "(JI)Ljava/lang/String;";
        static const char * cMethodName = "getSubString";
        // execute Java-Call
        static jmethodID mID(NULL);
        obtainMethodId(t.pEnv, cMethodName,cSignature, mID);
        jstring out = (jstring)t.pEnv->CallObjectMethod( object, mID,pos,subStringLength);
        ThrowSQLException(t.pEnv,*this);
        aStr = JavaString2String(t.pEnv,out);
    } //t.pEnv
    // WARNING: the caller becomes the owner of the returned pointer
    return  aStr;
}

::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > SAL_CALL java_sql_Clob::getCharacterStream(  ) throw(::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException)
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "jdbc", "Ocke.Janssen@sun.com", "java_sql_Clob::getCharacterStream" );
    SDBThreadAttach t;
    static jmethodID mID(NULL);
    jobject out = callObjectMethod(t.pEnv,"getCharacterStream","()Ljava/io/Reader;", mID);

    // WARNING: the caller becomes the owner of the returned pointer
    return out==0 ? 0 : new java_io_Reader( t.pEnv, out );
}

sal_Int64 SAL_CALL java_sql_Clob::position( const ::rtl::OUString& searchstr, sal_Int32 start ) throw(::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException)
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "jdbc", "Ocke.Janssen@sun.com", "java_sql_Clob::position" );
    jlong out(0);
    SDBThreadAttach t; OSL_ENSURE(t.pEnv,"Java Enviroment geloescht worden!");

    {
        jvalue args[1];
        // convert Parameter
        args[0].l = convertwchar_tToJavaString(t.pEnv,searchstr);
        // initialize temporary Variable
        static const char * cSignature = "(Ljava/lang/String;I)J";
        static const char * cMethodName = "position";
        // execute Java-Call
        static jmethodID mID(NULL);
        obtainMethodId(t.pEnv, cMethodName,cSignature, mID);
        out = t.pEnv->CallLongMethod( object, mID, args[0].l,start );
        ThrowSQLException(t.pEnv,*this);
        t.pEnv->DeleteLocalRef((jstring)args[0].l);
    } //t.pEnv
    return (sal_Int64)out;
}

sal_Int64 SAL_CALL java_sql_Clob::positionOfClob( const ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XClob >& /*pattern*/, sal_Int64 /*start*/ ) throw(::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException)
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "jdbc", "Ocke.Janssen@sun.com", "java_sql_Clob::positionOfClob" );
    ::dbtools::throwFeatureNotImplementedException( "XClob::positionOfClob", *this );
    // this was put here in CWS warnings01. The previous implementation was defective, as it did ignore
    // the pattern parameter. Since the effort for proper implementation is rather high - we would need
    // to translated patter into a byte[] -, we defer this functionality for the moment (hey, it was
    // unusable, anyway)
    // 2005-11-15 / #i57457# / frank.schoenheit@sun.com
    return 0;
}


/* vim:set shiftwidth=4 softtabstop=4 expandtab: */