clang-tidy readability-simplify-boolean-expr in hwpfilter..lotuswordpro

Change-Id: I945d3fe6af5f88937b341dfc3696bf1d36344862
Reviewed-on: https://gerrit.libreoffice.org/36874
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

22 files changed, 33 insertions, 114 deletions

diff --git a/hwpfilter/source/hiodev.cxx b/hwpfilter/source/hiodev.cxx
index 45ccb987bcd5..25822a856827 100644
--- a/hwpfilter/source/hiodev.cxx
+++ b/hwpfilter/source/hiodev.cxx
@@ -133,9 +133,7 @@ void HStreamIODev::init()
 
 bool HStreamIODev::open()
 {
-    if (!(_stream->available()))
-        return false;
-    return true;
+    return _stream->available() != 0;
 }
 
 
diff --git a/hwpfilter/source/htags.cxx b/hwpfilter/source/htags.cxx
index 7a9ebabe82be..52e6a78b85f1 100644
--- a/hwpfilter/source/htags.cxx
+++ b/hwpfilter/source/htags.cxx
@@ -70,9 +70,7 @@ bool EmPicture::Read(HWPFile & hwpf)
     name[0] = 'H';
     name[1] = 'W';
     name[2] = 'P';
-    if (hwpf.ReadBlock(data, size) == 0)
-        return false;
-    return true;
+    return hwpf.ReadBlock(data, size) != 0;
 }
 
 
diff --git a/i18nlangtag/source/languagetag/languagetag.cxx b/i18nlangtag/source/languagetag/languagetag.cxx
index 446f06b3f0ac..0601d03b3e88 100644
--- a/i18nlangtag/source/languagetag/languagetag.cxx
+++ b/i18nlangtag/source/languagetag/languagetag.cxx
@@ -2638,9 +2638,7 @@ static bool lcl_isSystem( LanguageType nLangID )
     // There are some special values that simplify to SYSTEM,
     // getRealLanguage() catches and resolves them.
     LanguageType nNewLangID = MsLangId::getRealLanguage( nLangID);
-    if (nNewLangID != nLangID)
-        return true;
-    return false;
+    return nNewLangID != nLangID;
 }
 
 
diff --git a/jvmfwk/plugins/sunmajor/pluginlib/gnujre.cxx b/jvmfwk/plugins/sunmajor/pluginlib/gnujre.cxx
index 9c431146c777..1750696ab018 100644
--- a/jvmfwk/plugins/sunmajor/pluginlib/gnujre.cxx
+++ b/jvmfwk/plugins/sunmajor/pluginlib/gnujre.cxx
@@ -283,10 +283,7 @@ bool GnuInfo::initialize(vector<pair<OUString, OUString> > props)
             break;
         }
     }
-    if (!bLdPath)
-        return false;
-
-    return true;
+    return bLdPath;
 }
 
 int GnuInfo::compareVersions(const OUString&) const
diff --git a/jvmfwk/plugins/sunmajor/pluginlib/vendorbase.cxx b/jvmfwk/plugins/sunmajor/pluginlib/vendorbase.cxx
index 948c99dfe876..1f7423045bc1 100644
--- a/jvmfwk/plugins/sunmajor/pluginlib/vendorbase.cxx
+++ b/jvmfwk/plugins/sunmajor/pluginlib/vendorbase.cxx
@@ -175,10 +175,7 @@ bool VendorBase::initialize(vector<pair<OUString, OUString> > props)
             break;
         }
     }
-    if (!bLdPath)
-        return false;
-
-    return true;
+    return bLdPath;
 }
 
 const OUString & VendorBase::getVendor() const
@@ -228,9 +225,7 @@ bool VendorBase::supportsAccessibility() const
 
 bool VendorBase::needsRestart() const
 {
-    if (!getLibraryPath().isEmpty())
-        return true;
-    return false;
+    return !getLibraryPath().isEmpty();
 }
 
 }
diff --git a/jvmfwk/source/fwkbase.cxx b/jvmfwk/source/fwkbase.cxx
index 27950eb11630..dbab7d4a9e7a 100644
--- a/jvmfwk/source/fwkbase.cxx
+++ b/jvmfwk/source/fwkbase.cxx
@@ -532,9 +532,7 @@ void setJavaSelected()
 bool wasJavaSelectedInSameProcess()
 {
     //g_setJavaProcId not set means no Java selected
-    if (g_bJavaSet)
-        return true;
-    return false;
+    return g_bJavaSet;
 }
 
 
diff --git a/linguistic/source/dicimp.cxx b/linguistic/source/dicimp.cxx
index 4eac9e2a958f..266ab5a9f7a8 100644
--- a/linguistic/source/dicimp.cxx
+++ b/linguistic/source/dicimp.cxx
@@ -130,10 +130,7 @@ sal_Int16 ReadDicVersion( SvStreamPtr &rpStream, sal_uInt16 &nLng, bool &bNeg )
             // type: negative / positive
             if (getTag(aLine, "type: ", aTagValue))
             {
-                if (aTagValue == "negative")
-                    bNeg = true;
-                else
-                    bNeg = false;
+                bNeg = aTagValue == "negative";
             }
 
             if (aLine.indexOf("---") != -1) // end of header
diff --git a/linguistic/source/dlistimp.cxx b/linguistic/source/dlistimp.cxx
index 05b6c81ee741..64bd279a95aa 100644
--- a/linguistic/source/dlistimp.cxx
+++ b/linguistic/source/dlistimp.cxx
@@ -834,10 +834,7 @@ static bool IsVers2OrNewer( const OUString& rFileURL, sal_uInt16& nLng, bool& bN
     SvStreamPtr pStream = SvStreamPtr( utl::UcbStreamHelper::CreateStream( xStream ) );
 
     int nDicVersion = ReadDicVersion(pStream, nLng, bNeg);
-    if (2 == nDicVersion || nDicVersion >= 5)
-        return true;
-
-    return false;
+    return 2 == nDicVersion || nDicVersion >= 5;
 }
 
 
diff --git a/linguistic/source/misc.cxx b/linguistic/source/misc.cxx
index 86dfb831ab2d..f2c9e901e3aa 100644
--- a/linguistic/source/misc.cxx
+++ b/linguistic/source/misc.cxx
@@ -110,9 +110,7 @@ bool LinguIsUnspecified( const OUString & rBcp47 )
 {
     if (rBcp47.getLength() != 3)
         return false;
-    if (rBcp47 == "zxx" || rBcp47 == "und" || rBcp47 == "mul")
-        return true;
-    return false;
+    return rBcp47 == "zxx" || rBcp47 == "und" || rBcp47 == "mul";
 }
 
 static inline sal_Int32 Minimum( sal_Int32 n1, sal_Int32 n2, sal_Int32 n3 )
diff --git a/lotuswordpro/source/filter/lwpbookmarkmgr.cxx b/lotuswordpro/source/filter/lwpbookmarkmgr.cxx
index b3b01f916916..bfec019fbfd4 100644
--- a/lotuswordpro/source/filter/lwpbookmarkmgr.cxx
+++ b/lotuswordpro/source/filter/lwpbookmarkmgr.cxx
@@ -95,10 +95,7 @@ bool LwpBookmarkMgr::FindBookmark(const OUString& sName)
 {
     std::map<OUString,XFBookmarkStart*>::iterator iter;
     iter = m_MapStart.find(sName);
-    if (iter != m_MapStart.end())
-        return true;
-    else
-        return false;
+    return iter != m_MapStart.end();
 }
 
 LwpBookmarkMgr::LwpBookmarkMgr()
diff --git a/lotuswordpro/source/filter/lwpframelayout.cxx b/lotuswordpro/source/filter/lwpframelayout.cxx
index c26d61f75378..cb35bd911213 100644
--- a/lotuswordpro/source/filter/lwpframelayout.cxx
+++ b/lotuswordpro/source/filter/lwpframelayout.cxx
@@ -901,9 +901,7 @@ OUString LwpFrameLayout::GetNextLinkName()
 bool LwpFrameLayout::HasPreviousLinkLayout()
 {
     LwpObjectID& rObjectID = m_Link.GetPreviousLayout();
-    if(rObjectID.IsNull())
-        return false;
-    return true;
+    return !rObjectID.IsNull();
 }
 /**
  * @descr whether current frame is for water mark. Problem maybe exists by this method, must be tracking
diff --git a/lotuswordpro/source/filter/lwpfrib.cxx b/lotuswordpro/source/filter/lwpfrib.cxx
index 68ddcc544da5..ae4e48e76cc1 100644
--- a/lotuswordpro/source/filter/lwpfrib.cxx
+++ b/lotuswordpro/source/filter/lwpfrib.cxx
@@ -385,9 +385,7 @@ void LwpFrib::ReadModifiers(LwpObjectStream* pObjStrm,ModifierInfo* pModInfo)
 */
 bool LwpFrib::HasNextFrib()
 {
-    if (!GetNext() || GetNext()->GetType()==FRIB_TAG_EOP)
-        return false;
-    return true;
+    return GetNext() && GetNext()->GetType() != FRIB_TAG_EOP;
 }
 
 void LwpFrib::ConvertChars(XFContentContainer* pXFPara,const OUString& text)
diff --git a/lotuswordpro/source/filter/lwpfribsection.cxx b/lotuswordpro/source/filter/lwpfribsection.cxx
index 6e1b41729be9..d6518db53026 100644
--- a/lotuswordpro/source/filter/lwpfribsection.cxx
+++ b/lotuswordpro/source/filter/lwpfribsection.cxx
@@ -455,13 +455,9 @@ void LwpMasterPage::RegisterFillerPageStyle()
 bool LwpMasterPage::IsNextPageType()
 {
     LwpLayout::UseWhenType eUserType = m_pLayout->GetUseWhenType();
-    if(eUserType == LwpLayout::StartOnNextPage
+    return eUserType == LwpLayout::StartOnNextPage
         || eUserType == LwpLayout::StartOnOddPage
-        || eUserType == LwpLayout::StartOnEvenPage )
-    {
-        return true;
-    }
-    return false;
+        || eUserType == LwpLayout::StartOnEvenPage;
 }
 
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/lotuswordpro/source/filter/lwpgrfobj.cxx b/lotuswordpro/source/filter/lwpgrfobj.cxx
index ddb79592c566..64f855ce9ce0 100644
--- a/lotuswordpro/source/filter/lwpgrfobj.cxx
+++ b/lotuswordpro/source/filter/lwpgrfobj.cxx
@@ -256,20 +256,13 @@ void LwpGraphicObject::XFConvert (XFContentContainer* pCont)
  */
 bool LwpGraphicObject::IsGrafFormatValid()
 {
-    if ((m_sServerContextFormat[1]=='b'&& m_sServerContextFormat[2]=='m' && m_sServerContextFormat[3]=='p')
+    return (m_sServerContextFormat[1]=='b'&& m_sServerContextFormat[2]=='m' && m_sServerContextFormat[3]=='p')
     || (m_sServerContextFormat[1]=='j' && m_sServerContextFormat[2]=='p' && m_sServerContextFormat[3]=='g')
     || (m_sServerContextFormat[1]=='w' && m_sServerContextFormat[2]=='m' && m_sServerContextFormat[3]=='f')
     || (m_sServerContextFormat[1]=='g' && m_sServerContextFormat[2]=='i' && m_sServerContextFormat[3]=='f')
     || (m_sServerContextFormat[1]=='t' && m_sServerContextFormat[2]=='g' && m_sServerContextFormat[3]=='f')
     || (m_sServerContextFormat[1]=='p' && m_sServerContextFormat[2]=='n' && m_sServerContextFormat[3]=='g')
-    || (m_sServerContextFormat[1]=='e' && m_sServerContextFormat[2]=='p' && m_sServerContextFormat[3]=='s'))
-    {
-        return true;
-    }
-    else
-    {
-        return false;
-    }
+    || (m_sServerContextFormat[1]=='e' && m_sServerContextFormat[2]=='p' && m_sServerContextFormat[3]=='s');
 }
 
 /**
diff --git a/lotuswordpro/source/filter/lwplayout.cxx b/lotuswordpro/source/filter/lwplayout.cxx
index b5f5056ebf50..ca90224f7e69 100644
--- a/lotuswordpro/source/filter/lwplayout.cxx
+++ b/lotuswordpro/source/filter/lwplayout.cxx
@@ -974,12 +974,8 @@ bool LwpMiddleLayout::CanSizeRight()
 {
     sal_uInt8 RelType = GetRelativeType();
 
-    if (RelType == LwpLayoutRelativityGuts::LAY_INLINE || RelType == LwpLayoutRelativityGuts::LAY_PARA_RELATIVE
-    || RelType == LwpLayoutRelativityGuts::LAY_INLINE_VERTICAL)
-    {
-        return false;
-    }
-    return true;
+    return !(RelType == LwpLayoutRelativityGuts::LAY_INLINE || RelType == LwpLayoutRelativityGuts::LAY_PARA_RELATIVE
+             || RelType == LwpLayoutRelativityGuts::LAY_INLINE_VERTICAL);
 }
 sal_Int32 LwpMiddleLayout::GetMinimumWidth()
 {
@@ -1453,9 +1449,7 @@ bool LwpMiddleLayout::GetUsePrinterSettings()
 bool LwpMiddleLayout::HasContent()
 {
     rtl::Reference<LwpObject> content = m_Content.obj();
-    if(content.is())
-        return true;
-    return false;
+    return content.is();
 }
 
 LwpLayout::LwpLayout( LwpObjectHeader &objHdr, LwpSvStream* pStrm ) :
@@ -2084,11 +2078,7 @@ bool LwpPlacableLayout::IsAnchorPage()
         return false;
 
     rtl::Reference<LwpVirtualLayout> xLayout = GetParentLayout();
-    if (xLayout.is() && (xLayout->IsPage() || xLayout->IsHeader() || xLayout->IsFooter()))
-    {
-        return true;
-    }
-    return false;
+    return xLayout.is() && (xLayout->IsPage() || xLayout->IsHeader() || xLayout->IsFooter());
 }
 /**
 * @descr:   whether the parent layout is frame layout
@@ -2100,11 +2090,7 @@ bool LwpPlacableLayout::IsAnchorFrame()
         return false;
 
     rtl::Reference<LwpVirtualLayout> xLayout = GetParentLayout();
-    if (xLayout.is() && (xLayout->IsFrame() || xLayout->IsGroupHead()))
-    {
-        return true;
-    }
-    return false;
+    return xLayout.is() && (xLayout->IsFrame() || xLayout->IsGroupHead());
 }
 /**
 * @descr:   whether the parent layout is cell layout
@@ -2116,11 +2102,7 @@ bool LwpPlacableLayout::IsAnchorCell()
         return false;
 
     rtl::Reference<LwpVirtualLayout> xLayout = GetParentLayout();
-    if (xLayout.is() && xLayout->IsCell())
-    {
-        return true;
-    }
-    return false;
+    return xLayout.is() && xLayout->IsCell();
 }
 
 /**
diff --git a/lotuswordpro/source/filter/lwpmarker.cxx b/lotuswordpro/source/filter/lwpmarker.cxx
index bfe0b267466c..5cf0e9f59060 100644
--- a/lotuswordpro/source/filter/lwpmarker.cxx
+++ b/lotuswordpro/source/filter/lwpmarker.cxx
@@ -290,9 +290,7 @@ void LwpCHBlkMarker::ProcessKeylist(XFContentContainer* pXFPara,sal_uInt8 nType)
 
 bool LwpCHBlkMarker::IsHasFilled()
 {
-    if (CHB_PROMPT & m_nFlag)
-        return false;
-    return true;
+    return (CHB_PROMPT & m_nFlag) == 0;
 }
 
 bool LwpCHBlkMarker::IsBubbleHelp()
@@ -341,9 +339,7 @@ void LwpBookMark::Read()
 
 bool LwpBookMark::IsRightMarker(LwpObjectID objMarker)
 {
-    if (objMarker == m_objMarker)
-        return true;
-    return false;
+    return objMarker == m_objMarker;
 }
 
 OUString LwpBookMark::GetName()
@@ -419,9 +415,7 @@ void LwpFieldMark::ParseTOC(OUString& sLevel,OUString& sText)
 
 bool LwpFieldMark::IsFormulaInsert()
 {
-    if (m_nFlag & FF_FORMULAINSERTED)
-        return true;
-    return false;
+    return (m_nFlag & FF_FORMULAINSERTED) != 0;
 }
 
 bool LwpFieldMark::IsDateTimeField(sal_uInt8& type,OUString& formula)
diff --git a/lotuswordpro/source/filter/lwppagelayout.cxx b/lotuswordpro/source/filter/lwppagelayout.cxx
index 5ee886b8284a..a8eb63d0f880 100644
--- a/lotuswordpro/source/filter/lwppagelayout.cxx
+++ b/lotuswordpro/source/filter/lwppagelayout.cxx
@@ -688,10 +688,7 @@ bool LwpPageLayout::operator<(LwpPageLayout& Other)
         }
     }
 
-    if(!pThisPara)
-        return true;
-
-    return false;
+    return pThisPara == nullptr;
 }
 
 /**
diff --git a/lotuswordpro/source/filter/lwppara1.cxx b/lotuswordpro/source/filter/lwppara1.cxx
index e029356668ee..ef1a6cdc2c7a 100644
--- a/lotuswordpro/source/filter/lwppara1.cxx
+++ b/lotuswordpro/source/filter/lwppara1.cxx
@@ -617,9 +617,7 @@ bool LwpPara::IsInCell()
     if (!pStory)
         return false;
     rtl::Reference<LwpVirtualLayout> xLayout(pStory->GetLayout(nullptr));
-    if (xLayout.is() && xLayout->IsCell())
-        return true;
-    return false;
+    return xLayout.is() && xLayout->IsCell();
 }
 
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/lotuswordpro/source/filter/lwprowlayout.cxx b/lotuswordpro/source/filter/lwprowlayout.cxx
index 3ca645d88473..8ddff0a5c7b0 100644
--- a/lotuswordpro/source/filter/lwprowlayout.cxx
+++ b/lotuswordpro/source/filter/lwprowlayout.cxx
@@ -459,10 +459,7 @@ void LwpRowLayout::SetCellSplit(sal_uInt16 nEffectRows)
  */
 bool LwpRowLayout::GetMergeCellFlag()
 {
-    if (m_ConnCellList.empty())
-        return false;
-    else
-        return true;
+    return !m_ConnCellList.empty();
 }
 
 LwpRowHeadingLayout::LwpRowHeadingLayout(LwpObjectHeader &objHdr, LwpSvStream* pStrm)
diff --git a/lotuswordpro/source/filter/lwptable.cxx b/lotuswordpro/source/filter/lwptable.cxx
index 416c3f2e6ba9..a7e0d3d63802 100644
--- a/lotuswordpro/source/filter/lwptable.cxx
+++ b/lotuswordpro/source/filter/lwptable.cxx
@@ -125,9 +125,7 @@ void LwpTable::Read()
 
 bool LwpTable::IsNumberDown()
 {
-    if (m_nAttributes & NUMBER_DOWN)
-        return true;
-    return false;
+    return (m_nAttributes & NUMBER_DOWN) != 0;
 }
 
 void  LwpTable::Parse(IXFStream* /*pOutputStream*/)
diff --git a/lotuswordpro/source/filter/lwptools.cxx b/lotuswordpro/source/filter/lwptools.cxx
index 045768b5dc7f..240789ca12d3 100644
--- a/lotuswordpro/source/filter/lwptools.cxx
+++ b/lotuswordpro/source/filter/lwptools.cxx
@@ -197,9 +197,7 @@ bool LwpTools::IsUnicodePacked(LwpObjectStream* pObjStrm, sal_uInt16 len)
 
 bool LwpTools::isFileUrl(const OString &fileName)
 {
-    if (fileName.startsWith("file://") )
-        return true;
-    return false;
+    return fileName.startsWith("file://");
 }
 
 OUString LwpTools::convertToFileUrl(const OString &fileName)
diff --git a/lotuswordpro/source/filter/xfilter/xfshadow.cxx b/lotuswordpro/source/filter/xfilter/xfshadow.cxx
index 287e2f48b2fe..b7b278a7f354 100644
--- a/lotuswordpro/source/filter/xfilter/xfshadow.cxx
+++ b/lotuswordpro/source/filter/xfilter/xfshadow.cxx
@@ -103,12 +103,9 @@ void    XFShadow::ToXml(IXFStream *pStrm)
 
 bool operator==(XFShadow& s1, XFShadow& s2)
 {
-    if( (s1.m_ePosition == s2.m_ePosition) &&
+    return (s1.m_ePosition == s2.m_ePosition) &&
         (s1.m_fOffset == s2.m_fOffset) &&
-        (s1.m_aColor == s2.m_aColor)
-        )
-        return true;
-    return false;
+        (s1.m_aColor == s2.m_aColor);
 }
 
 bool operator!=(XFShadow& s1, XFShadow& s2)