Uses of Class
edu.umd.cs.findbugs.annotations.CheckForNull

Packages that use CheckForNull

Package	Description
edu.umd.cs.findbugs	Main package for the FindBugs application - contains the engine class (FindBugs), the object model classes for bug instances (BugInstance, BugAnnotation), and other miscellany.
edu.umd.cs.findbugs.ba	A bytecode analysis framework for BCEL, providing CFG construction, generic dataflow analysis, and a variety of specific dataflow analyses.
edu.umd.cs.findbugs.ba.ch
edu.umd.cs.findbugs.ba.deref
edu.umd.cs.findbugs.ba.generic
edu.umd.cs.findbugs.ba.jsr305	Support for analyzing code containing JSR-305 type qualifier annotations.
edu.umd.cs.findbugs.ba.npe
edu.umd.cs.findbugs.ba.obl	Implementation of dataflow analysis for checking whether obligations to close streams and other resources (e.g.
edu.umd.cs.findbugs.ba.type
edu.umd.cs.findbugs.ba.vna
edu.umd.cs.findbugs.classfile	A high-level abstraction layer for codebases, classes, and components of classes (methods, fields, instructions, etc.).
edu.umd.cs.findbugs.classfile.analysis	Classes of objects that are the result of executing an analysis engine on a class or method. The classes in this particular package are those that are independent of any particular bytecode-analysis framework (e.g., BCEL or ASM). Two important classes in this package are ClassData, which represents the raw data of a class, and ClassInfo, which represents symbolic information parsed from the class data.
edu.umd.cs.findbugs.classfile.engine	Analysis engine classes to produce the analyses defined in the edu.umd.cs.findbugs.classfile.analysis package.
edu.umd.cs.findbugs.detect
edu.umd.cs.findbugs.filter
edu.umd.cs.findbugs.gui2
edu.umd.cs.findbugs.sourceViewer
edu.umd.cs.findbugs.util
edu.umd.cs.findbugs.visitclass
edu.umd.cs.findbugs.xml

Uses of CheckForNull in edu.umd.cs.findbugs

Methods in edu.umd.cs.findbugs with annotations of type CheckForNull

Modifier and Type	Method	Description
java.lang.String	BugDesignation.getAnnotationText()
PackageStats.ClassStats	ProjectStats.getClassStats(java.lang.String className)	Report that a class has been analyzed.
static BugAnnotation	BugInstance.getFieldOrMethodValueSource(OpcodeStack.Item item)
java.lang.String	OpcodeStack.Item.getHttpParameterName()
org.apache.bcel.classfile.JavaClass	OpcodeStack.Item.getJavaClass()	Returns null for primitive and arrays
XMethod	OpcodeStack.Item.getReturnValueOf()
static BugAnnotation	BugInstance.getSomeSource(ClassContext classContext, org.apache.bcel.classfile.Method method, Location location, OpcodeStack stack, int stackPos)
java.lang.String	PackageStats.ClassStats.getSourceFile()
static BugAnnotation	BugInstance.getSourceForTopStackValue(ClassContext classContext, org.apache.bcel.classfile.Method method, Location location)
java.lang.String	BugDesignation.getUser()
java.lang.String	BugInstance.getUserName()
BugPattern	I18N.lookupBugPattern(java.lang.String bugType)	Look up bug pattern.

Method parameters in edu.umd.cs.findbugs with annotations of type CheckForNull

Modifier and Type	Method	Description
void	ProjectStats.addClass(java.lang.String className, java.lang.String sourceFile, boolean isInterface, int size)	Report that a class has been analyzed.
BugInstance	BugInstance.addEqualsMethodUsed(java.util.Collection<XMethod> equalsMethods)
BugInstance	BugInstance.addOptionalAnnotation(BugAnnotation annotation)
BugInstance	BugInstance.addOptionalAnnotation(BugAnnotation annotation, java.lang.String role)
BugInstance	BugInstance.addOptionalField(XField xfield)	Add a field annotation for an XField.
static SourceLineAnnotation	SourceLineAnnotation.forEntireMethod(org.apache.bcel.classfile.JavaClass javaClass, org.apache.bcel.classfile.Method method)	Create a SourceLineAnnotation covering an entire method.
static BugAnnotation	BugInstance.getFieldOrMethodValueSource(OpcodeStack.Item item)
void	BugDesignation.merge(BugDesignation other)	replace unset fields of this user designation with values set in the other
void	BugInstance.setAnnotationText(java.lang.String annotationText, BugCollection bugCollection)	Set the user annotation text.
void	BugInstance.setUserDesignationKey(java.lang.String key, BugCollection bugCollection)
void	BugInstance.setUserDesignationKeyIndex(int index, BugCollection bugCollection)	s
void	Project.writeXML(XMLOutput xmlOutput, java.lang.Object destination)

Uses of CheckForNull in edu.umd.cs.findbugs.ba

Methods in edu.umd.cs.findbugs.ba with annotations of type CheckForNull

Modifier and Type	Method	Description
static JavaClassAndMethod	Hierarchy.findConcreteMethod(org.apache.bcel.classfile.JavaClass javaClass, java.lang.String methodName, java.lang.String methodSig)	Deprecated.
static org.apache.bcel.generic.ObjectType[]	Hierarchy2.findDeclaredExceptions(org.apache.bcel.generic.InvokeInstruction inv, org.apache.bcel.generic.ConstantPoolGen cpg)	Find the declared exceptions for the method called by given instruction.
static JavaClassAndMethod	Hierarchy.findInvocationLeastUpperBound(org.apache.bcel.classfile.JavaClass jClass, java.lang.String methodName, java.lang.String methodSig, JavaClassAndMethodChooser methodChooser, boolean invokeInterface)
static JavaClassAndMethod	Hierarchy.findInvocationLeastUpperBound(org.apache.bcel.generic.InvokeInstruction inv, org.apache.bcel.generic.ConstantPoolGen cpg)	Find the least upper bound method in the class hierarchy which could be called by the given InvokeInstruction.
static JavaClassAndMethod	Hierarchy.findInvocationLeastUpperBound(org.apache.bcel.generic.InvokeInstruction inv, org.apache.bcel.generic.ConstantPoolGen cpg, JavaClassAndMethodChooser methodChooser)
static XMethod	Hierarchy2.findInvocationLeastUpperBound(XClass jClass, java.lang.String methodName, java.lang.String methodSig, boolean invokeStatic, boolean invokeInterface)
static XMethod	Hierarchy2.findInvocationLeastUpperBound(ClassDescriptor classDesc, java.lang.String methodName, java.lang.String methodSig, boolean invokeStatic, boolean invokeInterface)
static XMethod	Hierarchy2.findInvocationLeastUpperBound(org.apache.bcel.generic.InvokeInstruction inv, org.apache.bcel.generic.ConstantPoolGen cpg, JavaClassAndMethodChooser methodChooser)
static XMethod	Hierarchy.findMethod(ClassDescriptor classDesc, java.lang.String methodName, java.lang.String methodSig, boolean isStatic)	Find a method in given class.
static JavaClassAndMethod	Hierarchy.findMethod(org.apache.bcel.classfile.JavaClass javaClass, java.lang.String methodName, java.lang.String methodSig)	Find a method in given class.
static JavaClassAndMethod	Hierarchy.findMethod(org.apache.bcel.classfile.JavaClass javaClass, java.lang.String methodName, java.lang.String methodSig, JavaClassAndMethodChooser chooser)
static XMethod	Hierarchy2.findMethod(ClassDescriptor classDescriptor, java.lang.String methodName, java.lang.String methodSig, boolean isStatic)
static XMethod	Hierarchy.findXMethod(org.apache.bcel.classfile.JavaClass javaClass, java.lang.String methodName, java.lang.String methodSig, JavaClassAndMethodChooser chooser)	Deprecated.
static java.util.BitSet	ClassContext.getBytecodeSet(org.apache.bcel.classfile.JavaClass clazz, org.apache.bcel.classfile.Method method)	Get a BitSet representing the bytecodes that are used in the given method.
java.util.BitSet	ClassContext.getBytecodeSet(org.apache.bcel.classfile.Method method)	Get a BitSet representing the bytecodes that are used in the given method.
SourceInfoMap.SourceLineRange	SourceInfoMap.getClassLine(java.lang.String className)	Look up the line number range for a class.
SourceInfoMap.SourceLineRange	SourceInfoMap.getFieldLine(java.lang.String className, java.lang.String fieldName)	Look up the line number range for a field.
org.apache.bcel.generic.MethodGen	ClassContext.getMethodGen(org.apache.bcel.classfile.Method method)	Get a MethodGen object for given method.
SourceInfoMap.SourceLineRange	SourceInfoMap.getMethodLine(java.lang.String className, java.lang.String methodName, java.lang.String methodSignature)	Look up the line number range for a method.
AnnotationEnum	AnnotationDatabase.getResolvedAnnotation(java.lang.Object o, boolean getMinimal)
NullnessAnnotation	INullnessAnnotationDatabase.getResolvedAnnotation(java.lang.Object o, boolean getMinimal)	Get a resolved NullnessAnnotation on given XMethod, XField, or XMethodParameter.
NullnessAnnotation	NullnessAnnotationDatabase.getResolvedAnnotation(java.lang.Object o, boolean getMinimal)
java.lang.String	XClass.getSource()
ClassDescriptor	XClass.getSuperclassDescriptor()	Get ClassDescriptor of this class's immediate superclass.
AnnotationEnum	AnnotationDatabase.getUncachedResolvedAnnotation(java.lang.Object o, boolean getMinimal)
XClass	XFactory.getXClass(ClassDescriptor classDescriptor)	Get the XClass object providing information about the class named by the given ClassDescriptor.
static CheckReturnValueAnnotation	CheckReturnValueAnnotation.parse(java.lang.String priority)
static NullnessAnnotation	NullnessAnnotation.Parser.parse(java.lang.String s)

Method parameters in edu.umd.cs.findbugs.ba with annotations of type CheckForNull

Modifier and Type	Method	Description
static void	ClassContext.dumpDataflowInformation(org.apache.bcel.classfile.Method method, CFG cfg, ValueNumberDataflow vnd, IsNullValueDataflow inv, UnconditionalValueDerefDataflow dataflow, TypeDataflow typeDataflow)
static void	ClassContext.dumpDataflowInformation(org.apache.bcel.classfile.Method method, CFG cfg, ValueNumberDataflow vnd, IsNullValueDataflow inv, UnconditionalValueDerefDataflow dataflow, TypeDataflow typeDataflow)
boolean	XFactory.isEmptyArrayField(XField f)
void	AbstractDataflowAnalysis.transfer(BasicBlock basicBlock, org.apache.bcel.generic.InstructionHandle end, Fact start, Fact result)
void	AbstractDominatorsAnalysis.transfer(BasicBlock basicBlock, org.apache.bcel.generic.InstructionHandle end, java.util.BitSet start, java.util.BitSet result)
void	BlockTypeAnalysis.transfer(BasicBlock basicBlock, org.apache.bcel.generic.InstructionHandle end, BlockType start, BlockType result)
void	DataflowAnalysis.transfer(BasicBlock basicBlock, org.apache.bcel.generic.InstructionHandle end, Fact start, Fact result)	Transfer function for the analysis.

Uses of CheckForNull in edu.umd.cs.findbugs.ba.ch

Method parameters in edu.umd.cs.findbugs.ba.ch with annotations of type CheckForNull

Modifier and Type	Method	Description
boolean	InheritanceGraphVisitor.visitClass(ClassDescriptor classDescriptor, XClass xclass)	Visit a class vertex in the inheritance graph.
boolean	InheritanceGraphVisitor.visitEdge(ClassDescriptor sourceDesc, XClass source, ClassDescriptor targetDesc, XClass target)	Visit an inheritance edge in the inheritance graph.

Uses of CheckForNull in edu.umd.cs.findbugs.ba.deref

Method parameters in edu.umd.cs.findbugs.ba.deref with annotations of type CheckForNull

Modifier and Type	Method	Description
static java.util.Set<ValueNumber>	UnconditionalValueDerefAnalysis.checkAllNonNullParams(Location location, ValueNumberFrame vnaFrame, org.apache.bcel.generic.ConstantPoolGen constantPool, org.apache.bcel.classfile.Method method, IsNullValueDataflow invDataflow, TypeDataflow typeDataflow)
static java.util.Set<ValueNumber>	UnconditionalValueDerefAnalysis.checkAllNonNullParams(Location location, ValueNumberFrame vnaFrame, org.apache.bcel.generic.ConstantPoolGen constantPool, org.apache.bcel.classfile.Method method, IsNullValueDataflow invDataflow, TypeDataflow typeDataflow)
static java.util.Set<ValueNumber>	UnconditionalValueDerefAnalysis.checkNonNullParams(Location location, ValueNumberFrame vnaFrame, org.apache.bcel.generic.ConstantPoolGen constantPool, org.apache.bcel.classfile.Method method, IsNullValueFrame invFrame)
static java.util.Set<ValueNumber>	UnconditionalValueDerefAnalysis.checkNonNullParams(Location location, ValueNumberFrame vnaFrame, org.apache.bcel.generic.ConstantPoolGen constantPool, org.apache.bcel.classfile.Method method, IsNullValueFrame invFrame)
static java.util.Set<ValueNumber>	UnconditionalValueDerefAnalysis.checkUnconditionalDerefDatabase(Location location, ValueNumberFrame vnaFrame, org.apache.bcel.generic.ConstantPoolGen constantPool, IsNullValueFrame invFrame, TypeDataflow typeDataflow)
void	UnconditionalValueDerefSet.cleanDerefSet(Location location, ValueNumberFrame vnaFrame)
void	UnconditionalValueDerefSet.mergeWith(UnconditionalValueDerefSet fact, ValueNumber skipMe, ValueNumberFactory valueNumberFactory)	Merge given dataflow fact into this one.

Uses of CheckForNull in edu.umd.cs.findbugs.ba.generic

Methods in edu.umd.cs.findbugs.ba.generic with annotations of type CheckForNull

Modifier and Type	Method	Description
static java.util.Iterator<java.lang.String>	GenericSignatureParser.getGenericSignatureIterator(org.apache.bcel.classfile.Method target)

Uses of CheckForNull in edu.umd.cs.findbugs.ba.jsr305

Fields in edu.umd.cs.findbugs.ba.jsr305 with annotations of type CheckForNull

Modifier and Type	Field	Description
java.lang.Object	TypeQualifierValue.value

Methods in edu.umd.cs.findbugs.ba.jsr305 with annotations of type CheckForNull

Modifier and Type	Method	Description
static TypeQualifierAnnotation	TypeQualifierAnnotation.combineReturnTypeAnnotations(TypeQualifierAnnotation a, TypeQualifierAnnotation b)	Combine return type annotations.
static TypeQualifierAnnotation	TypeQualifierApplications.getDirectTypeQualifierAnnotation(XMethod xmethod, int parameter, TypeQualifierValue typeQualifierValue)	Get the TypeQualifierAnnotation directly applied to given method parameter.
static TypeQualifierAnnotation	TypeQualifierApplications.getEffectiveTypeQualifierAnnotation(XMethod xmethod, int parameter, TypeQualifierValue typeQualifierValue)	Get the effective TypeQualifierAnnotation on given method parameter.

Uses of CheckForNull in edu.umd.cs.findbugs.ba.npe

Methods in edu.umd.cs.findbugs.ba.npe with annotations of type CheckForNull

Modifier and Type	Method	Description
PointerUsageRequiringNonNullValue	UsagesRequiringNonNullValues.get(Location loc, ValueNumber vn, ValueNumberDataflow vnaDataflow)
IsNullValue	IsNullConditionDecision.getDecision(int edgeType)	Get the decision reached about the value on outgoing edge of given type.
IsNullConditionDecision	IsNullValueFrame.getDecision()
static IsNullValueAnalysis.PointerEqualityCheck	IsNullValueAnalysis.getForPointerEqualityCheck(CFG cfg, ValueNumberDataflow vna)
IsNullValue	IsNullValueFrame.getKnownValue(ValueNumber valueNumber)
XField	PointerUsageRequiringNonNullValue.getNonNullField()
XMethodParameter	PointerUsageRequiringNonNullValue.getNonNullParameter()
XMethod	TypeQualifierNullnessAnnotationDatabase.getXMethod(java.lang.String cName, java.lang.String mName, java.lang.String sig, boolean isStatic)

Method parameters in edu.umd.cs.findbugs.ba.npe with annotations of type CheckForNull

Modifier and Type	Method	Description
void	IsNullValueAnalysis.endTransfer(BasicBlock basicBlock, org.apache.bcel.generic.InstructionHandle end, IsNullValueFrame result)
void	IsNullValueFrame.setDecision(IsNullConditionDecision decision)
void	IsNullValueAnalysis.transfer(BasicBlock basicBlock, org.apache.bcel.generic.InstructionHandle end, IsNullValueFrame start, IsNullValueFrame result)

Constructor parameters in edu.umd.cs.findbugs.ba.npe with annotations of type CheckForNull

Constructor	Description
IsNullConditionDecision(ValueNumber value, IsNullValue ifcmpDecision, IsNullValue fallThroughDecision)	Constructor.
IsNullConditionDecision(ValueNumber value, IsNullValue ifcmpDecision, IsNullValue fallThroughDecision)	Constructor.
IsNullConditionDecision(ValueNumber value, IsNullValue ifcmpDecision, IsNullValue fallThroughDecision)	Constructor.

Uses of CheckForNull in edu.umd.cs.findbugs.ba.obl

Method parameters in edu.umd.cs.findbugs.ba.obl with annotations of type CheckForNull

Modifier and Type	Method	Description
void	ObligationAnalysis.transfer(BasicBlock basicBlock, org.apache.bcel.generic.InstructionHandle end, StateSet start, StateSet result)

Uses of CheckForNull in edu.umd.cs.findbugs.ba.type

Method parameters in edu.umd.cs.findbugs.ba.type with annotations of type CheckForNull

Modifier and Type	Method	Description
void	TypeAnalysis.transfer(BasicBlock basicBlock, org.apache.bcel.generic.InstructionHandle end, TypeFrame start, TypeFrame result)

Uses of CheckForNull in edu.umd.cs.findbugs.ba.vna

Methods in edu.umd.cs.findbugs.ba.vna with annotations of type CheckForNull

Modifier and Type	Method	Description
AvailableLoad	ValueNumberFrame.getLoad(ValueNumber v)

Method parameters in edu.umd.cs.findbugs.ba.vna with annotations of type CheckForNull

Modifier and Type	Method	Description
void	ValueNumberFrame.killAllLoadsExceptFor(ValueNumber v)
void	ValueNumberFrame.killAllLoadsOf(ValueNumber v)	Kill all loads.

Uses of CheckForNull in edu.umd.cs.findbugs.classfile

Methods in edu.umd.cs.findbugs.classfile with annotations of type CheckForNull

Modifier and Type	Method	Description
static ClassDescriptor	DescriptorFactory.createClassDescriptorFromFieldSignature(java.lang.String signature)	Create a class descriptor from a field signature
static ClassDescriptor	ClassDescriptor.fromFieldSignature(java.lang.String signature)	Deprecated. Use DescriptorFactory.createClassDescriptorFromFieldSignature(String) instead

Method parameters in edu.umd.cs.findbugs.classfile with annotations of type CheckForNull

Modifier and Type	Method	Description
static java.lang.String	DescriptorFactory.canonicalizeString(java.lang.String s)

Uses of CheckForNull in edu.umd.cs.findbugs.classfile.analysis

Methods in edu.umd.cs.findbugs.classfile.analysis with annotations of type CheckForNull

Modifier and Type	Method	Description
AnnotatedObject	AnnotatedObject.getContainingScope()
AnnotatedObject	ClassInfo.getContainingScope()
AnnotatedObject	FieldInfo.getContainingScope()
AnnotatedObject	MethodInfo.getContainingScope()
AnnotatedObject	ClassInfo.getContainingScope0()
java.lang.String	ClassInfo.getSource()
java.lang.String[]	MethodInfo.getThrownExceptions()

Uses of CheckForNull in edu.umd.cs.findbugs.classfile.engine

Constructor parameters in edu.umd.cs.findbugs.classfile.engine with annotations of type CheckForNull

Constructor	Description
ClassParser(java.io.DataInputStream in, ClassDescriptor expectedClassDescriptor, ICodeBaseEntry codeBaseEntry)	Constructor.
ClassParserUsingASM(org.objectweb.asm.ClassReader classReader, ClassDescriptor expectedClassDescriptor, ICodeBaseEntry codeBaseEntry)
ClassParserUsingBCEL(org.apache.bcel.classfile.JavaClass javaClass, ClassDescriptor expectedClassDescriptor, ICodeBaseEntry codeBaseEntry)	Deprecated.

Uses of CheckForNull in edu.umd.cs.findbugs.detect

Methods in edu.umd.cs.findbugs.detect with annotations of type CheckForNull

Modifier and Type	Method	Description
static XMethod	Naming.definedIn(org.apache.bcel.classfile.JavaClass clazz, XMethod m)

Constructor parameters in edu.umd.cs.findbugs.detect with annotations of type CheckForNull

Constructor	Description
BuildNonNullAnnotationDatabase(NullnessAnnotationDatabase database)

Uses of CheckForNull in edu.umd.cs.findbugs.filter

Fields in edu.umd.cs.findbugs.filter with annotations of type CheckForNull

Modifier and Type	Field	Description
protected java.lang.String	MemberMatcher.signature

Uses of CheckForNull in edu.umd.cs.findbugs.gui2

Methods in edu.umd.cs.findbugs.gui2 with annotations of type CheckForNull

Modifier and Type	Method	Description
protected java.lang.String	CommentsArea.convertDesignationNameToDesignationKey(java.lang.String name)
static BugCollection	BugLoader.doAnalysis(Project p)	Does what it says it does, hit apple r (control r on pc) and the analysis is redone using the current project
static SortedBugCollection	BugLoader.loadBugs(MainFrame mainFrame, Project project, java.io.File source)
static SortedBugCollection	BugLoader.loadBugs(MainFrame mainFrame, Project project, java.net.URL url)
static Project	BugLoader.loadProject(MainFrame mainFrame, java.io.File f)
static BugCollection	BugLoader.redoAnalysisKeepComments(Project p)	Does what it says it does, hit apple r (control r on pc) and the analysis is redone using the current project

Method parameters in edu.umd.cs.findbugs.gui2 with annotations of type CheckForNull

Modifier and Type	Method	Description
static void	FilterActivity.notifyListeners(FilterListener.Action whatsGoingOnCode, javax.swing.tree.TreePath optionalPath)

Uses of CheckForNull in edu.umd.cs.findbugs.sourceViewer

Methods in edu.umd.cs.findbugs.sourceViewer with annotations of type CheckForNull

Modifier and Type	Method	Description
java.awt.Color	HighlightInformation.getHighlight(java.lang.Integer line)

Uses of CheckForNull in edu.umd.cs.findbugs.util

Methods in edu.umd.cs.findbugs.util with annotations of type CheckForNull

Modifier and Type	Method	Description
static java.lang.String	ClassName.fromFieldSignature(java.lang.String signature)

Method parameters in edu.umd.cs.findbugs.util with annotations of type CheckForNull

Modifier and Type	Method	Description
static <T extends java.lang.Comparable<? super T>> int	Util.nullSafeCompareTo(T o1, T o2)
static <T extends java.lang.Comparable<? super T>> int	Util.nullSafeCompareTo(T o1, T o2)
static <T> boolean	Util.nullSafeEquals(T o1, T o2)
static <T> boolean	Util.nullSafeEquals(T o1, T o2)
static int	Util.nullSafeHashcode(java.lang.Object o)

Uses of CheckForNull in edu.umd.cs.findbugs.visitclass

Methods in edu.umd.cs.findbugs.visitclass with annotations of type CheckForNull

Modifier and Type	Method	Description
static org.apache.bcel.classfile.JavaClass	Util.getOuterClass(org.apache.bcel.classfile.JavaClass obj)	Determine the outer class of obj.
XClass	DismantleBytecode.getXClassOperand()
XField	DismantleBytecode.getXFieldOperand()
XMethod	DismantleBytecode.getXMethodOperand()

Method parameters in edu.umd.cs.findbugs.visitclass with annotations of type CheckForNull

Modifier and Type	Method	Description
static int	Util.getSizeOfSurroundingTryBlock(org.apache.bcel.classfile.ConstantPool constantPool, org.apache.bcel.classfile.Code code, java.lang.String vmNameOfExceptionClass, int pc)
static int	Util.getSizeOfSurroundingTryBlock(org.apache.bcel.classfile.Method method, java.lang.String vmNameOfExceptionClass, int pc)

Uses of CheckForNull in edu.umd.cs.findbugs.xml

Method parameters in edu.umd.cs.findbugs.xml with annotations of type CheckForNull

Modifier and Type	Method	Description
XMLAttributeList	XMLAttributeList.addOptionalAttribute(java.lang.String name, java.lang.String value)	Add a single attribute name and value.