Files
clang-p2996/lldb/source/Plugins/Language/Java/JavaLanguage.cpp
Zachary Turner bf9a77305f Move classes from Core -> Utility.
This moves the following classes from Core -> Utility.

ConstString
Error
RegularExpression
Stream
StreamString

The goal here is to get lldbUtility into a state where it has
no dependendencies except on itself and LLVM, so it can be the
starting point at which to start untangling LLDB's dependencies.
These are all low level and very widely used classes, and
previously lldbUtility had dependencies up to lldbCore in order
to use these classes.  So moving then down to lldbUtility makes
sense from both the short term and long term perspective in
solving this problem.

Differential Revision: https://reviews.llvm.org/D29427

llvm-svn: 293941
2017-02-02 21:39:50 +00:00

101 lines
3.2 KiB
C++

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