forked from OSchip/llvm-project
113 lines
3.3 KiB
C++
113 lines
3.3 KiB
C++
//===-- JavaLanguage.cpp ----------------------------------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// C Includes
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#include <string.h>
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// C++ Includes
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#include <functional>
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#include <mutex>
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// Other libraries and framework includes
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#include "llvm/ADT/StringRef.h"
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// Project includes
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#include "JavaFormatterFunctions.h"
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#include "JavaLanguage.h"
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#include "lldb/Core/ConstString.h"
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#include "lldb/Core/PluginManager.h"
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#include "lldb/DataFormatters/DataVisualization.h"
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#include "lldb/DataFormatters/FormattersHelpers.h"
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#include "lldb/Symbol/JavaASTContext.h"
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using namespace lldb;
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using namespace lldb_private;
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using namespace lldb_private::formatters;
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void
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JavaLanguage::Initialize()
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{
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PluginManager::RegisterPlugin(GetPluginNameStatic(), "Java Language", CreateInstance);
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}
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void
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JavaLanguage::Terminate()
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{
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PluginManager::UnregisterPlugin(CreateInstance);
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}
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lldb_private::ConstString
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JavaLanguage::GetPluginNameStatic()
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{
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static ConstString g_name("Java");
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return g_name;
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}
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lldb_private::ConstString
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JavaLanguage::GetPluginName()
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{
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return GetPluginNameStatic();
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}
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uint32_t
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JavaLanguage::GetPluginVersion()
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{
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return 1;
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}
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Language *
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JavaLanguage::CreateInstance(lldb::LanguageType language)
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{
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if (language == eLanguageTypeJava)
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return new JavaLanguage();
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return nullptr;
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}
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bool
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JavaLanguage::IsNilReference(ValueObject &valobj)
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{
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if (!valobj.GetCompilerType().IsReferenceType())
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return false;
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// If we failed to read the value then it is not a nil reference.
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return valobj.GetValueAsUnsigned(UINT64_MAX) == 0;
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}
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lldb::TypeCategoryImplSP
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JavaLanguage::GetFormatters()
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{
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static std::once_flag g_initialize;
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static TypeCategoryImplSP g_category;
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std::call_once(g_initialize, [this]() -> void {
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DataVisualization::Categories::GetCategory(GetPluginName(), g_category);
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if (g_category)
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{
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const char* array_regexp = "^.*\\[\\]&?$";
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lldb::TypeSummaryImplSP string_summary_sp(new CXXFunctionSummaryFormat(
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TypeSummaryImpl::Flags().SetDontShowChildren(true), lldb_private::formatters::JavaStringSummaryProvider,
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"java.lang.String summary provider"));
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g_category->GetTypeSummariesContainer()->Add(ConstString("java::lang::String"), string_summary_sp);
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lldb::TypeSummaryImplSP array_summary_sp(new CXXFunctionSummaryFormat(
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TypeSummaryImpl::Flags().SetDontShowChildren(true), lldb_private::formatters::JavaArraySummaryProvider,
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"Java array summary provider"));
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g_category->GetRegexTypeSummariesContainer()->Add(RegularExpressionSP(new RegularExpression(array_regexp)),
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array_summary_sp);
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#ifndef LLDB_DISABLE_PYTHON
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AddCXXSynthetic(g_category, lldb_private::formatters::JavaArraySyntheticFrontEndCreator,
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"Java array synthetic children", ConstString(array_regexp),
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SyntheticChildren::Flags().SetCascades(true), true);
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#endif
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}
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});
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return g_category;
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}
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