org.jmlspecs.jmlrac
Class TransExpression2

java.lang.Object
  org.multijava.util.Utils
      org.jmlspecs.checker.JmlAbstractVisitor
          org.jmlspecs.jmlrac.RacAbstractVisitor
              org.jmlspecs.jmlrac.AbstractExpressionTranslator
                  org.jmlspecs.jmlrac.TransExpression2

All Implemented Interfaces:

Cloneable, Constants, Constants, Constants, JmlVisitor, MjcVisitor, RacConstants, RacVisitor

Direct Known Subclasses:

TransPostExpression2

public class TransExpression2

extends AbstractExpressionTranslator

A RAC visitor class to translate JML expressions into Java source code.

Version:

$Revision: 1.24 $

Author:

Frederic Rioux (based on Yoonsik Cheon's work)

Field Summary
protected  RacContext	context           Current translation context.
protected  String	errorType
protected  String	evaluatorPDef
protected  String	evaluatorPUse
protected  JExpression	expression           Expression to translate.
protected  boolean	isInner           Keep track of this translator is helping a translator translate an inner class
protected  Stack	prebuiltStatementsStack           Contains node that were translated using helpers.
private  boolean	properlyEvaluated
protected  PositionnedExpressionException	reportedException
private  String	resultingExpression           String containing visitor methods results.
protected  String	resultVar           Variable to hold the reslt of the target expression.
protected  String	thisIs
private  boolean	translated           Is the expression already translated?
protected  JTypeDeclarationType	typeDecl           The type declaration within which this expression resides (the type of 'this').
protected  VarGenerator	varGen           Generator of unique variable names.

 

Fields inherited from class org.multijava.util.Utils

DBG_LEVEL_HIGH, DBG_LEVEL_LOW, DBG_LEVEL_NO

 

Fields inherited from interface org.jmlspecs.checker.Constants

ACC2_RAC_METHOD, ACC_CODE, ACC_CODE_BIGINT_MATH, ACC_CODE_JAVA_MATH, ACC_CODE_SAFE_MATH, ACC_GHOST, ACC_HELPER, ACC_INSTANCE, ACC_MODEL, ACC_MONITORED, ACC_QUERY, ACC_SECRET, ACC_SPEC_BIGINT_MATH, ACC_SPEC_JAVA_MATH, ACC_SPEC_PROTECTED, ACC_SPEC_PUBLIC, ACC_SPEC_SAFE_MATH, ACC_UNINITIALIZED, ACCESS_FLAG_ARRAY, ACCESS_FLAG_NAMES, AMID_BIGINT_MATH, EVERYTHING, JML_JMLObjectSet, NOT_SPECIFIED, NOTHING, OPE_BACKWARD_IMPLIES, OPE_EQUIV, OPE_EXISTS, OPE_FORALL, OPE_IMPLIES, OPE_L_ARROW, OPE_MAX, OPE_MIN, OPE_NOT_EQUIV, OPE_NUM_OF, OPE_PRODUCT, OPE_R_ARROW, OPE_SUBTYPE, OPE_SUM, SAME, TID_BIGINT, TID_REAL, TID_TYPE, TN_JMLOBJECTSET, TN_JMLTYPE, TN_JMLVALUESET

 

Fields inherited from interface org.multijava.mjc.Constants

ACC_MODIFIER_FLAGS_MASK, ACC_NON_NULL, ACC_NON_NULL_BY_DEFAULT, ACC_NULLABLE, ACC_NULLABLE_BY_DEFAULT, ACC_PURE, AMID_JAVA_MATH, AMID_MAX, AMID_SAFE_MATH, CMP_VERSION, IMPLICITLY_NON_NULL, JAV_ASSERTION_ERROR, JAV_CLASS, JAV_CLASSLOADER, JAV_CLASSNOTFOUND_EXCEPTION, JAV_CLONE, JAV_CLONEABLE, JAV_CONSTRUCTOR, JAV_ERROR, JAV_EXCEPTION, JAV_INIT, JAV_LENGTH, JAV_NAME_SEPARATOR, JAV_NOCLASSDEFFOUND_ERROR, JAV_OBJECT, JAV_OUTER_THIS, JAV_RMJ_RUNTIME_EXCEPTION, JAV_RUNTIME, JAV_RUNTIME_EXCEPTION, JAV_SERIALIZABLE, JAV_STATIC_INIT, JAV_STRING, JAV_STRINGBUFFER, JAV_SUPER, JAV_THIS, JAV_THROWABLE, MJ_ANCHOR, NULLITY_MODS, OPE_BAND, OPE_BNOT, OPE_BOR, OPE_BSR, OPE_BXOR, OPE_EQ, OPE_GE, OPE_GT, OPE_LAND, OPE_LE, OPE_LNOT, OPE_LOR, OPE_LT, OPE_MINUS, OPE_NE, OPE_PERCENT, OPE_PLUS, OPE_POSTDEC, OPE_POSTINC, OPE_PREDEC, OPE_PREINC, OPE_SIMPLE, OPE_SL, OPE_SLASH, OPE_SR, OPE_STAR, TID_ARRAY, TID_BOOLEAN, TID_BYTE, TID_CHAR, TID_CLASS, TID_DOUBLE, TID_FLOAT, TID_INT, TID_LONG, TID_MAX, TID_SHORT, TID_VOID, UNIV_ARRAY_TMP, UNIV_TMP

 

Fields inherited from interface org.multijava.util.classfile.Constants

ACC_ABSTRACT, ACC_FINAL, ACC_INTERFACE, ACC_NATIVE, ACC_PRIVATE, ACC_PROTECTED, ACC_PUBLIC, ACC_STATIC, ACC_STRICT, ACC_SUPER, ACC_SYNCHRONIZED, ACC_SYNTHETIC, ACC_TRANSIENT, ACC_VOLATILE, ATT_ANCHOR, ATT_BRIDGE, ATT_CODE, ATT_CONSTANTVALUE, ATT_DEPRECATED, ATT_DISPATCHER, ATT_EXCEPTIONS, ATT_GENERIC, ATT_GENERIC_FUNCTIONS, ATT_INNERCLASSES, ATT_LINENUMBERTABLE, ATT_LOCALVARIABLETABLE, ATT_MM_BODY, ATT_REDIRECTOR, ATT_RMJ_GLUE, ATT_RMJ_SIGNATURE, ATT_RUNTIME_VISIBLE_ANNOTATIONS, ATT_RUNTIME_VISIBLE_PARAMETER_ANNOTATIONS, ATT_SIGNATURE, ATT_SOURCEFILE, ATT_SYNTHETIC, ATT_UNIVERSE_FIELD, ATT_UNIVERSE_METHOD, ATT_UNIVERSE_VERSION, CST_CLASS, CST_DOUBLE, CST_FIELD, CST_FLOAT, CST_INTEGER, CST_INTERFACEMETHOD, CST_LONG, CST_METHOD, CST_NAMEANDTYPE, CST_STRING, CST_UTF8, ENV_DEBUG_MODE, ENV_USE_CACHE, JAVA_MAGIC, JAVA_MAJOR, JAVA_MINOR, MAX_CODE_PER_METHOD, opc_aaload, opc_aastore, opc_aconst_null, opc_aload, opc_aload_0, opc_aload_1, opc_aload_2, opc_aload_3, opc_anewarray, opc_areturn, opc_arraylength, opc_astore, opc_astore_0, opc_astore_1, opc_astore_2, opc_astore_3, opc_athrow, opc_baload, opc_bastore, opc_bipush, opc_caload, opc_castore, opc_checkcast, opc_d2f, opc_d2i, opc_d2l, opc_dadd, opc_daload, opc_dastore, opc_dcmpg, opc_dcmpl, opc_dconst_0, opc_dconst_1, opc_ddiv, opc_dload, opc_dload_0, opc_dload_1, opc_dload_2, opc_dload_3, opc_dmul, opc_dneg, opc_drem, opc_dreturn, opc_dstore, opc_dstore_0, opc_dstore_1, opc_dstore_2, opc_dstore_3, opc_dsub, opc_dup, opc_dup2, opc_dup2_x1, opc_dup2_x2, opc_dup_x1, opc_dup_x2, opc_f2d, opc_f2i, opc_f2l, opc_fadd, opc_faload, opc_fastore, opc_fcmpg, opc_fcmpl, opc_fconst_0, opc_fconst_1, opc_fconst_2, opc_fdiv, opc_fload, opc_fload_0, opc_fload_1, opc_fload_2, opc_fload_3, opc_fmul, opc_fneg, opc_frem, opc_freturn, opc_fstore, opc_fstore_0, opc_fstore_1, opc_fstore_2, opc_fstore_3, opc_fsub, opc_getfield, opc_getstatic, opc_goto, opc_goto_w, opc_i2b, opc_i2c, opc_i2d, opc_i2f, opc_i2l, opc_i2s, opc_iadd, opc_iaload, opc_iand, opc_iastore, opc_iconst_0, opc_iconst_1, opc_iconst_2, opc_iconst_3, opc_iconst_4, opc_iconst_5, opc_iconst_m1, opc_idiv, opc_if_acmpeq, opc_if_acmpne, opc_if_icmpeq, opc_if_icmpge, opc_if_icmpgt, opc_if_icmple, opc_if_icmplt, opc_if_icmpne, opc_ifeq, opc_ifge, opc_ifgt, opc_ifle, opc_iflt, opc_ifne, opc_ifnonnull, opc_ifnull, opc_iinc, opc_iload, opc_iload_0, opc_iload_1, opc_iload_2, opc_iload_3, opc_imul, opc_ineg, opc_instanceof, opc_invokeinterface, opc_invokespecial, opc_invokestatic, opc_invokevirtual, opc_ior, opc_irem, opc_ireturn, opc_ishl, opc_ishr, opc_istore, opc_istore_0, opc_istore_1, opc_istore_2, opc_istore_3, opc_isub, opc_iushr, opc_ixor, opc_jsr, opc_jsr_w, opc_l2d, opc_l2f, opc_l2i, opc_ladd, opc_laload, opc_land, opc_lastore, opc_lcmp, opc_lconst_0, opc_lconst_1, opc_ldc, opc_ldc2_w, opc_ldc_w, opc_ldiv, opc_lload, opc_lload_0, opc_lload_1, opc_lload_2, opc_lload_3, opc_lmul, opc_lneg, opc_lookupswitch, opc_lor, opc_lrem, opc_lreturn, opc_lshl, opc_lshr, opc_lstore, opc_lstore_0, opc_lstore_1, opc_lstore_2, opc_lstore_3, opc_lsub, opc_lushr, opc_lxor, opc_monitorenter, opc_monitorexit, opc_multianewarray, opc_new, opc_newarray, opc_nop, opc_pop, opc_pop2, opc_putfield, opc_putstatic, opc_ret, opc_return, opc_saload, opc_sastore, opc_sipush, opc_swap, opc_tableswitch, opc_wide, opc_xxxunusedxxx, POO_ASCII_CONSTANT, POO_CLASS_CONSTANT, POO_DOUBLE_CONSTANT, POO_FLOAT_CONSTANT, POO_INTEGER_CONSTANT, POO_LONG_CONSTANT, POO_NAT_CONSTANT, POO_REF_CONSTANT, POO_STRING_CONSTANT, TYP_ADDRESS, TYP_DOUBLE, TYP_FLOAT, TYP_INT, TYP_LONG, TYP_REFERENCE, TYP_VOID

 

Fields inherited from interface org.jmlspecs.jmlrac.RacConstants

MN_CHECK_HC, MN_CHECK_INV, MN_CHECK_POST, MN_CHECK_PRE, MN_CHECK_XPOST, MN_EVAL_OLD, MN_GHOST, MN_INIT, MN_INTERNAL, MN_MODEL, MN_MODEL_PUBLIC, MN_RESTORE_FROM, MN_SAVE_TO, MN_SPEC, MN_SPEC_PUBLIC, TN_JMLCHECKABLE, TN_JMLSURROGATE, TN_JMLUNIT_TEST_POSTFIX, TN_JMLUNIT_TESTDATA_POSTFIX, TN_JMLVALUE, TN_SURROGATE, VN_ASSERTION, VN_CATCH_VAR, VN_CLASS_INIT, VN_CONSTRUCTED, VN_DELEGEE, VN_ERROR_SET, VN_EXCEPTION, VN_FREE_VAR, VN_INIT, VN_OLD_VAR, VN_POST_VAR, VN_PRE_VAR, VN_PRECOND, VN_RAC_COMPILED, VN_RAC_LEVEL, VN_RESULT, VN_STACK_VAR, VN_XRESULT

 

Constructor Summary

TransExpression2(VarGenerator varGen, RacContext ctx, JExpression expr, String resultVar, JTypeDeclarationType typeDecl, String errorType)           Constructs an instance and translates the given expression.

 

Method Summary
RacNode	addPrebuiltNode(RacNode initial)
static boolean	canMakeStaticCall(JClassFieldExpression expr, String receiver)           Returns true if a static (non-dynamic) call can be made to the given field expression, expr.
protected  void	generateBinaryExpression(String oper, String left, String right)           Generates a binary expression.
protected  void	generateTertiaryExpression(String condition, String left, String right)           Generates a tertiary (conditional) expression.
String	GET_RESULT()           Returns the top element of the result stack.
protected  void	handleExceptionalTranslation(PositionnedExpressionException e)
boolean	hasPrebuiltNodes()
protected  boolean	isNonExecutableFieldReference(JClassFieldExpression expr)           Returns true if the referenced field (by the argument expression) is not executable.
boolean	isProperlyEvaluated()
private static boolean	isStatic(JClassFieldExpression expr)           Returns true if the given field expression refers to a static field.
private static boolean	isStatic(JMethodCallExpression expr)           Returns true if the given method call expression refers to a static method.
protected  void	LOG(String str)           Used for debugging pruposes only.
private  void	needDynamicInvocationMethod()           Records that we need to generate the dynamic invocation method.
protected static void	notExecutableClauseWarn(TokenReference tok, String description)
protected static void	notImplementedClauseFail(TokenReference tok, String description)
protected static void	notSupportedClauseFail(TokenReference tok, String description)
protected  void	perform()           Translates the current expression into a sequence of Java statements that evaluate and store the result in the result variable.
private  String	receiverForDynamicCall(JExpression expr)           Returns the receiver for executing the given expression, expr using a dynamic call.
protected  void	RETURN_RESULT(String str)           Puts the given object to the result stack.
void	setEvaluatorPDef(String str)
void	setEvaluatorPUse(String str)
static boolean	specAccessorNeeded(long modifiers)           Returns true if the modifiers indicate that we need to generate specification-only accessor method.
RacNode	stmt(boolean wrapped)           Returns the result of translating the expression.
protected  String	stmtAsString()
private  String	transFieldReference(JClassFieldExpression self, String accPrefix)           Translates a class field expression that references a model, ghost, spec_public, or spec_protected field.
private  String	translatePrimitive(CType type)
protected  void	translateSpecQuantifiedExpression(TransExpression2 t, JmlSpecQuantifiedExpression self)
private  void	translateToDynamicCall(JMethodCallExpression expr, boolean isModel)
private  void	translateToDynamicNewObjectExpression(JNewObjectExpression expr, boolean isSpecPublic)           Translates the given model, spec_public, or spec_protected constructor call expression, expr, which was determined to be executed using a dynamic call.
private  void	translateToStaticCall(JMethodCallExpression self, long kind)
private  void	translateToStaticNewObjectExpression(JNewObjectExpression self, boolean isSpecPublic)           Translates the given new object expression into a static call.
void	visitAddExpression(JAddExpression self)           Translates an add expression.
void	visitArrayAccessExpression(JArrayAccessExpression self)           Translates a Java array access expression.
void	visitArrayDimsAndInit(JArrayDimsAndInits self)           visits an array dimension and initialization expression
void	visitArrayInitializer(JArrayInitializer self)           visits an array initializer expression
void	visitArrayLengthExpression(JArrayLengthExpression self)           Translates a Java array length expression.
void	visitAssignmentExpression(JAssignmentExpression self)           Translates a Java assignment expression.
protected  void	visitBigintLiteral(long value)           Translates a \bigint literal.
protected  void	visitBinaryExpression(JBinaryExpression self, String oper)           Translates various types of supported binary expression into left opr ritgh.
void	visitBitwiseExpression(JBitwiseExpression self)           Translates a bitwise expression into left opr ritgh.
void	visitBooleanLiteral(JBooleanLiteral self)           Translates a boolean literal.
protected  void	visitByteLiteral(byte value)           Translates a byte literal.
void	visitCastExpression(JCastExpression self)           Translates a cast expression.
void	visitCharLiteral(JCharLiteral self)           Translates a character literal.
void	visitClassExpression(JClassExpression self)           Translates a Java class expression.
void	visitCompoundAssignmentExpression(JAssignmentExpression self)           Translates a Java compound assignment expression.
void	visitConditionalAndExpression(JConditionalAndExpression self)           Translates a conditional "and" expression into left && right.
void	visitConditionalExpression(JConditionalExpression self)           Translates a conditional expression.
void	visitConditionalOrExpression(JConditionalOrExpression self)           Translates a conditional "or" expression into left || right.
void	visitDivideExpression(JDivideExpression self)           Translates a divide expression.
protected  void	visitDoubleLiteral(double value)           Translates a double literal.
void	visitEqualityExpression(JEqualityExpression self)           Translates an equality expression into left opr right.
void	visitExplicitConstructorInvocation(JExplicitConstructorInvocation self)           Translates an explicit constructor invocation
void	visitFieldExpression(JClassFieldExpression self)           Translates a Java field expression.
protected  void	visitFloatLiteral(float value)           Translates a float literal.
void	visitInstanceofExpression(JInstanceofExpression self)           Translates a Java instanceof expression.
protected  void	visitIntLiteral(int value)           Translates a int literal.
void	visitJmlElemTypeExpression(JmlElemTypeExpression self)           Translated a JmlElemTypeExpression.
void	visitJmlFreshExpression(JmlFreshExpression self)           Translates a JmlFreshExpression expression.
void	visitJmlInformalExpression(JmlInformalExpression self)           Translates a JmlInformalExpression expression.
void	visitJmlInvariantForExpression(JmlInvariantForExpression self)           NOT SUPPORTED The \invariant_for operator returns true just when its argument satisfies the invariant of its static type.
void	visitJmlIsInitializedExpression(JmlIsInitializedExpression self)
void	visitJmlLabelExpression(JmlLabelExpression self)
void	visitJmlLockSetExpression(JmlLockSetExpression self)
void	visitJmlMaxExpression(JmlMaxExpression self)
void	visitJmlNonNullElementsExpression(JmlNonNullElementsExpression self)           NOT SUPPORTED Translates a JmlNonNullElementsExpression.
void	visitJmlNotAssignedExpression(JmlNotAssignedExpression self)           Translates a JmlNotAssignedExpression expression.
void	visitJmlNotModifiedExpression(JmlNotModifiedExpression self)           Translates a JmlNotModifiedExpression expression.
void	visitJmlOldExpression(JmlOldExpression self)
void	visitJmlPredicate(JmlPredicate self)           Translates the given JML predicate.
void	visitJmlPreExpression(JmlPreExpression self)
void	visitJmlReachExpression(JmlReachExpression self)
void	visitJmlRelationalExpression(JmlRelationalExpression self)           Translates a JML relational expression.
void	visitJmlResultExpression(JmlResultExpression self)
void	visitJmlSetComprehension(JmlSetComprehension self)
void	visitJmlSpecExpression(JmlSpecExpression self)           Translates the given JML spec expression.
void	visitJmlSpecQuantifiedExpression(JmlSpecQuantifiedExpression self)
void	visitJmlTypeExpression(JmlTypeExpression self)           Translated a JmlTypeExpression.
void	visitJmlTypeOfExpression(JmlTypeOfExpression self)           Translated a JmlTypeExpression.
void	visitLocalVariableExpression(JLocalVariableExpression self)           Translates a Java local variable expression.
protected  void	visitLongLiteral(long value)           Translates a long literal.
void	visitMethodCallExpression(JMethodCallExpression self)           Translates a Java method call expression.
void	visitMinusExpression(JMinusExpression self)           Translates a minus expression.
void	visitModuloExpression(JModuloExpression self)           Translates a modulo division expression.
void	visitMultExpression(JMultExpression self)           Translates a multiplication expression.
void	visitNameExpression(JNameExpression self)           Translates a Java name expression.
void	visitNewAnonymousClassExpression(JNewAnonymousClassExpression self)           Translates an object allocator expression for an anonymous class.
void	visitNewArrayExpression(JNewArrayExpression self)           Translates an array allocator expression.
void	visitNewObjectExpression(JNewObjectExpression self)           Translates a Java new object expression.
void	visitNullLiteral(JNullLiteral self)           Translates a null literal.
void	visitOrdinalLiteral(JOrdinalLiteral self)           Translates an ordinal literal.
void	visitParenthesedExpression(JParenthesedExpression self)           Translates a JParenthesedExpression expression into ( expr ).
void	visitPostfixExpression(JPostfixExpression self)           Translates a Java postfix expression.
void	visitPrefixExpression(JPrefixExpression self)           Translates a Java prefix expression.
void	visitRacPredicate(RacPredicate self)           Translates the given RAC predicate.
void	visitRealLiteral(JRealLiteral self)           Translates a real literal.
void	visitRelationalExpression(JRelationalExpression self)           Translates java relational expression.
void	visitShiftExpression(JShiftExpression self)           Translates a shift expression.
protected  void	visitShortLiteral(short value)           Translates a short literal.
void	visitStringLiteral(JStringLiteral self)           Translates a string literal.
void	visitSuperExpression(JSuperExpression self)           visits a super expression
void	visitThisExpression(JThisExpression self)           visits a this expression
void	visitTypeNameExpression(JTypeNameExpression self)           Translates a Java type name expression
void	visitUnaryExpression(JUnaryExpression self)           Translates a JUnaryExpression expression into opr expr.
void	visitUnaryPromoteExpression(JUnaryPromote self)           Translates a Java unary promotion expression.
protected  RacNode	wrap(RacNode node)

 

Methods inherited from class org.jmlspecs.jmlrac.RacAbstractVisitor

visitRacNode

 

Methods inherited from class org.jmlspecs.checker.JmlAbstractVisitor

visitAssertStatement, visitBlockStatement, visitBreakStatement, visitCatchClause, visitClassBlock, visitClassDeclaration, visitClassOrGFImport, visitCompilationUnit, visitCompoundAssignmentExpression, visitCompoundStatement, visitCompoundStatement, visitConstructorBlock, visitConstructorDeclaration, visitContinueStatement, visitDoStatement, visitEmptyStatement, visitExpressionListStatement, visitExpressionStatement, visitFieldDeclaration, visitFormalParameters, visitForStatement, visitGenericFunctionDecl, visitIfStatement, visitInitializerDeclaration, visitInterfaceDeclaration, visitJmlAbruptSpecBody, visitJmlAbruptSpecCase, visitJmlAccessibleClause, visitJmlAssertStatement, visitJmlAssignableClause, visitJmlAssignmentStatement, visitJmlAssumeStatement, visitJmlAxiom, visitJmlBehaviorSpec, visitJmlBreaksClause, visitJmlCallableClause, visitJmlCapturesClause, visitJmlClassBlock, visitJmlClassDeclaration, visitJmlClassOrGFImport, visitJmlCodeContract, visitJmlCompilationUnit, visitJmlConstraint, visitJmlConstructorDeclaration, visitJmlConstructorName, visitJmlContinuesClause, visitJmlDebugStatement, visitJmlDeclaration, visitJmlDivergesClause, visitJmlDurationClause, visitJmlDurationExpression, visitJmlEnsuresClause, visitJmlExample, visitJmlExceptionalBehaviorSpec, visitJmlExceptionalExample, visitJmlExceptionalSpecBody, visitJmlExceptionalSpecCase, visitJmlExpression, visitJmlExtendingSpecification, visitJmlFieldDeclaration, visitJmlForAllVarDecl, visitJmlFormalParameter, visitJmlGeneralSpecCase, visitJmlGenericSpecBody, visitJmlGenericSpecCase, visitJmlGuardedStatement, visitJmlHenceByStatement, visitJmlInformalStoreRef, visitJmlInGroupClause, visitJmlInitiallyVarAssertion, visitJmlInterfaceDeclaration, visitJmlInvariant, visitJmlInvariantStatement, visitJmlLetVarDecl, visitJmlLoopInvariant, visitJmlLoopStatement, visitJmlMapsIntoClause, visitJmlMeasuredClause, visitJmlMethodDeclaration, visitJmlMethodName, visitJmlMethodNameList, visitJmlMethodSpecification, visitJmlModelProgram, visitJmlMonitorsForVarAssertion, visitJmlName, visitJmlNode, visitJmlNondetChoiceStatement, visitJmlNondetIfStatement, visitJmlNormalBehaviorSpec, visitJmlNormalExample, visitJmlNormalSpecBody, visitJmlNormalSpecCase, visitJmlOnlyAccessedExpression, visitJmlOnlyAssignedExpression, visitJmlOnlyCalledExpression, visitJmlOnlyCapturedExpression, visitJmlPackageImport, visitJmlPredicateKeyword, visitJmlReadableIfVarAssertion, visitJmlRedundantSpec, visitJmlRefinePrefix, visitJmlRepresentsDecl, visitJmlRequiresClause, visitJmlReturnsClause, visitJmlSetStatement, visitJmlSignalsClause, visitJmlSignalsOnlyClause, visitJmlSpaceExpression, visitJmlSpecBody, visitJmlSpecification, visitJmlSpecStatement, visitJmlSpecVarDecl, visitJmlStoreRef, visitJmlStoreRefExpression, visitJmlStoreRefKeyword, visitJmlUnreachableStatement, visitJmlVariableDefinition, visitJmlVariantFunction, visitJmlWhenClause, visitJmlWorkingSpaceClause, visitJmlWorkingSpaceExpression, visitJmlWritableIfVarAssertion, visitLabeledStatement, visitMathModeExpression, visitMethodDeclaration, visitPackageImport, visitPackageName, visitReturnStatement, visitSwitchGroup, visitSwitchLabel, visitSwitchStatement, visitSynchronizedStatement, visitThrowStatement, visitTopLevelMethodDeclaration, visitTryCatchStatement, visitTryFinallyStatement, visitTypeDeclarationStatement, visitVariableDeclarationStatement, visitVariableDefinition, visitWarnExpression, visitWhileStatement

 

Methods inherited from class org.multijava.util.Utils

assertTrue, assertTrue, combineArrays, escapeString, escapeString, fail, fail, getFilePath, hasFlag, hasOtherFlags, parsePathParts, relativePathTo, splitQualifiedName, splitQualifiedName, stripJavaModifiers, stripNonJavaModifiers, stripPrivateModifier, unescapeString, vectorToArray, vectorToIntArray

 

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

 

Methods inherited from interface org.jmlspecs.checker.JmlVisitor

visitJmlAbruptSpecBody, visitJmlAbruptSpecCase, visitJmlAccessibleClause, visitJmlAssertStatement, visitJmlAssignableClause, visitJmlAssignmentStatement, visitJmlAssumeStatement, visitJmlAxiom, visitJmlBehaviorSpec, visitJmlBreaksClause, visitJmlCallableClause, visitJmlCapturesClause, visitJmlClassBlock, visitJmlClassDeclaration, visitJmlClassOrGFImport, visitJmlCodeContract, visitJmlCompilationUnit, visitJmlConstraint, visitJmlConstructorDeclaration, visitJmlConstructorName, visitJmlContinuesClause, visitJmlDebugStatement, visitJmlDeclaration, visitJmlDivergesClause, visitJmlDurationClause, visitJmlDurationExpression, visitJmlEnsuresClause, visitJmlExample, visitJmlExceptionalBehaviorSpec, visitJmlExceptionalExample, visitJmlExceptionalSpecBody, visitJmlExceptionalSpecCase, visitJmlExpression, visitJmlExtendingSpecification, visitJmlFieldDeclaration, visitJmlForAllVarDecl, visitJmlFormalParameter, visitJmlGeneralSpecCase, visitJmlGenericSpecBody, visitJmlGenericSpecCase, visitJmlGuardedStatement, visitJmlHenceByStatement, visitJmlInformalStoreRef, visitJmlInGroupClause, visitJmlInitiallyVarAssertion, visitJmlInterfaceDeclaration, visitJmlInvariant, visitJmlInvariantStatement, visitJmlLetVarDecl, visitJmlLoopInvariant, visitJmlLoopStatement, visitJmlMapsIntoClause, visitJmlMeasuredClause, visitJmlMethodDeclaration, visitJmlMethodName, visitJmlMethodNameList, visitJmlMethodSpecification, visitJmlModelProgram, visitJmlMonitorsForVarAssertion, visitJmlName, visitJmlNode, visitJmlNondetChoiceStatement, visitJmlNondetIfStatement, visitJmlNormalBehaviorSpec, visitJmlNormalExample, visitJmlNormalSpecBody, visitJmlNormalSpecCase, visitJmlOnlyAccessedExpression, visitJmlOnlyAssignedExpression, visitJmlOnlyCalledExpression, visitJmlOnlyCapturedExpression, visitJmlPackageImport, visitJmlPredicateKeyword, visitJmlReadableIfVarAssertion, visitJmlRedundantSpec, visitJmlRefinePrefix, visitJmlRepresentsDecl, visitJmlRequiresClause, visitJmlReturnsClause, visitJmlSetStatement, visitJmlSignalsClause, visitJmlSignalsOnlyClause, visitJmlSpaceExpression, visitJmlSpecBody, visitJmlSpecification, visitJmlSpecStatement, visitJmlSpecVarDecl, visitJmlStoreRef, visitJmlStoreRefExpression, visitJmlStoreRefKeyword, visitJmlUnreachableStatement, visitJmlVariableDefinition, visitJmlVariantFunction, visitJmlWhenClause, visitJmlWorkingSpaceClause, visitJmlWorkingSpaceExpression, visitJmlWritableIfVarAssertion

 

Methods inherited from interface org.multijava.mjc.MjcVisitor

visitAssertStatement, visitBlockStatement, visitBreakStatement, visitCatchClause, visitClassBlock, visitClassDeclaration, visitClassOrGFImport, visitCompilationUnit, visitCompoundAssignmentExpression, visitCompoundStatement, visitConstructorBlock, visitConstructorDeclaration, visitContinueStatement, visitDoStatement, visitEmptyStatement, visitExpressionListStatement, visitExpressionStatement, visitFieldDeclaration, visitFormalParameters, visitForStatement, visitGenericFunctionDecl, visitIfStatement, visitInitializerDeclaration, visitInterfaceDeclaration, visitLabeledStatement, visitMathModeExpression, visitMethodDeclaration, visitPackageImport, visitPackageName, visitReturnStatement, visitSwitchGroup, visitSwitchLabel, visitSwitchStatement, visitSynchronizedStatement, visitThrowStatement, visitTopLevelMethodDeclaration, visitTryCatchStatement, visitTryFinallyStatement, visitTypeDeclarationStatement, visitVariableDeclarationStatement, visitVariableDefinition, visitWarnExpression, visitWhileStatement

 

Field Detail

varGen

protected VarGenerator varGen

Generator of unique variable names.

resultVar

protected String resultVar

Variable to hold the reslt of the target expression.

resultingExpression

private String resultingExpression

String containing visitor methods results.

context

protected RacContext context

Current translation context.

expression

protected JExpression expression

Expression to translate.

typeDecl

protected JTypeDeclarationType typeDecl

The type declaration within which this expression resides (the type of 'this').

translated

private boolean translated

Is the expression already translated?

errorType

protected String errorType

properlyEvaluated

private boolean properlyEvaluated

reportedException

protected PositionnedExpressionException reportedException

isInner

protected boolean isInner

Keep track of this translator is helping a translator translate an inner class

prebuiltStatementsStack

protected Stack prebuiltStatementsStack

Contains node that were translated using helpers. They are to be appended before the actual expressions's translation

evaluatorPUse

protected String evaluatorPUse

evaluatorPDef

protected String evaluatorPDef

thisIs

protected String thisIs

TransExpression2

public TransExpression2(VarGenerator varGen,
                        RacContext ctx,
                        JExpression expr,
                        String resultVar,
                        JTypeDeclarationType typeDecl,
                        String errorType)

Constructs an instance and translates the given expression.

Parameters:

varGen - variable generator to be used for generating fresh variable names necessary in the translated code.

expr - expression to be translated.

resultVar - variable to store the result. In the translated code, the result of the expression is stored in the variable whose name given by this parameter.

stmt

public RacNode stmt(boolean wrapped)

Returns the result of translating the expression.

Returns:

translation result

stmtAsString

protected String stmtAsString()

wrap

protected RacNode wrap(RacNode node)

addPrebuiltNode

public RacNode addPrebuiltNode(RacNode initial)

hasPrebuiltNodes

public boolean hasPrebuiltNodes()

perform

protected void perform()

Translates the current expression into a sequence of Java statements that evaluate and store the result in the result variable. The result variable is assumed to be declared in the outer scope.

handleExceptionalTranslation

protected void handleExceptionalTranslation(PositionnedExpressionException e)

visitRacPredicate

public void visitRacPredicate(RacPredicate self)

Translates the given RAC predicate.

Specified by:

visitRacPredicate in interface RacVisitor

Overrides:

visitRacPredicate in class RacAbstractVisitor

visitJmlPredicate

public void visitJmlPredicate(JmlPredicate self)

Translates the given JML predicate.

Specified by:

visitJmlPredicate in interface JmlVisitor

Overrides:

visitJmlPredicate in class JmlAbstractVisitor

visitJmlSpecExpression

public void visitJmlSpecExpression(JmlSpecExpression self)

Translates the given JML spec expression.

Specified by:

visitJmlSpecExpression in interface JmlVisitor

Overrides:

visitJmlSpecExpression in class JmlAbstractVisitor

visitJmlNonNullElementsExpression

public void visitJmlNonNullElementsExpression(JmlNonNullElementsExpression self)

NOT SUPPORTED Translates a JmlNonNullElementsExpression. The operator \nonnullelements can be used to assert that an array and its elements are all non-null True is the array is not null and all of its elements are non-null. False otherwise.

Specified by:

visitJmlNonNullElementsExpression in interface JmlVisitor

Overrides:

visitJmlNonNullElementsExpression in class JmlAbstractVisitor

visitJmlElemTypeExpression

public void visitJmlElemTypeExpression(JmlElemTypeExpression self)

Translated a JmlElemTypeExpression. The \elemtype operator returns the most-specific static type shared by all elements of its array argument

Specified by:

visitJmlElemTypeExpression in interface JmlVisitor

Overrides:

visitJmlElemTypeExpression in class JmlAbstractVisitor

visitJmlNotModifiedExpression

public void visitJmlNotModifiedExpression(JmlNotModifiedExpression self)

Translates a JmlNotModifiedExpression expression. (Not executable)

Specified by:

visitJmlNotModifiedExpression in interface JmlVisitor

Overrides:

visitJmlNotModifiedExpression in class JmlAbstractVisitor

visitJmlNotAssignedExpression

public void visitJmlNotAssignedExpression(JmlNotAssignedExpression self)

Translates a JmlNotAssignedExpression expression. (Not executable)

Specified by:

visitJmlNotAssignedExpression in interface JmlVisitor

Overrides:

visitJmlNotAssignedExpression in class JmlAbstractVisitor

visitJmlFreshExpression

public void visitJmlFreshExpression(JmlFreshExpression self)

Translates a JmlFreshExpression expression. (Not executable)

Specified by:

visitJmlFreshExpression in interface JmlVisitor

Overrides:

visitJmlFreshExpression in class JmlAbstractVisitor

visitJmlInformalExpression

public void visitJmlInformalExpression(JmlInformalExpression self)

Translates a JmlInformalExpression expression. (Not executable)

Specified by:

visitJmlInformalExpression in interface JmlVisitor

Overrides:

visitJmlInformalExpression in class JmlAbstractVisitor

visitJmlInvariantForExpression

public void visitJmlInvariantForExpression(JmlInvariantForExpression self)

NOT SUPPORTED The \invariant_for operator returns true just when its argument satisfies the invariant of its static type.

Specified by:

visitJmlInvariantForExpression in interface JmlVisitor

Overrides:

visitJmlInvariantForExpression in class JmlAbstractVisitor

visitJmlIsInitializedExpression

public void visitJmlIsInitializedExpression(JmlIsInitializedExpression self)

Specified by:

visitJmlIsInitializedExpression in interface JmlVisitor

Overrides:

visitJmlIsInitializedExpression in class JmlAbstractVisitor

visitJmlLabelExpression

public void visitJmlLabelExpression(JmlLabelExpression self)

Specified by:

visitJmlLabelExpression in interface JmlVisitor

Overrides:

visitJmlLabelExpression in class JmlAbstractVisitor

visitJmlLockSetExpression

public void visitJmlLockSetExpression(JmlLockSetExpression self)

Specified by:

visitJmlLockSetExpression in interface JmlVisitor

Overrides:

visitJmlLockSetExpression in class JmlAbstractVisitor

visitJmlOldExpression

public void visitJmlOldExpression(JmlOldExpression self)

Specified by:

visitJmlOldExpression in interface JmlVisitor

Overrides:

visitJmlOldExpression in class JmlAbstractVisitor

visitJmlPreExpression

public void visitJmlPreExpression(JmlPreExpression self)

Specified by:

visitJmlPreExpression in interface JmlVisitor

Overrides:

visitJmlPreExpression in class JmlAbstractVisitor

visitJmlReachExpression

public void visitJmlReachExpression(JmlReachExpression self)

Specified by:

visitJmlReachExpression in interface JmlVisitor

Overrides:

visitJmlReachExpression in class JmlAbstractVisitor

visitJmlResultExpression

public void visitJmlResultExpression(JmlResultExpression self)

Specified by:

visitJmlResultExpression in interface JmlVisitor

Overrides:

visitJmlResultExpression in class JmlAbstractVisitor

visitJmlSetComprehension

public void visitJmlSetComprehension(JmlSetComprehension self)

Specified by:

visitJmlSetComprehension in interface JmlVisitor

Overrides:

visitJmlSetComprehension in class JmlAbstractVisitor

visitJmlSpecQuantifiedExpression

public void visitJmlSpecQuantifiedExpression(JmlSpecQuantifiedExpression self)

Specified by:

visitJmlSpecQuantifiedExpression in interface JmlVisitor

Overrides:

visitJmlSpecQuantifiedExpression in class JmlAbstractVisitor

translateSpecQuantifiedExpression

protected void translateSpecQuantifiedExpression(TransExpression2 t,
                                                 JmlSpecQuantifiedExpression self)

visitJmlTypeExpression

public void visitJmlTypeExpression(JmlTypeExpression self)

Translated a JmlTypeExpression. The operator \type can be used to mark types in expressions.

Specified by:

visitJmlTypeExpression in interface JmlVisitor

Overrides:

visitJmlTypeExpression in class JmlAbstractVisitor

visitJmlTypeOfExpression

public void visitJmlTypeOfExpression(JmlTypeOfExpression self)

Translated a JmlTypeExpression. The operator \typeof returns the most-specific dynamic type of an expression's value.

Specified by:

visitJmlTypeOfExpression in interface JmlVisitor

Overrides:

visitJmlTypeOfExpression in class JmlAbstractVisitor

translatePrimitive

private String translatePrimitive(CType type)

visitJmlMaxExpression

public void visitJmlMaxExpression(JmlMaxExpression self)

Specified by:

visitJmlMaxExpression in interface JmlVisitor

Overrides:

visitJmlMaxExpression in class JmlAbstractVisitor

visitAssignmentExpression

public void visitAssignmentExpression(JAssignmentExpression self)

Translates a Java assignment expression. The JML type checker gurantees that this be never visited, i.e., assignment expressions are not allowed in JML expression.

Specified by:

visitAssignmentExpression in interface MjcVisitor

Overrides:

visitAssignmentExpression in class JmlAbstractVisitor

visitCompoundAssignmentExpression

public void visitCompoundAssignmentExpression(JAssignmentExpression self)

Translates a Java compound assignment expression. The JML type checker gurantees that this be never visited, i.e., assignment expressions are not allowed in JML expression.

visitBinaryExpression

protected void visitBinaryExpression(JBinaryExpression self,
                                     String oper)

Translates various types of supported binary expression into left opr ritgh. -JBinaryArithmeticExpression -- JAddExpression (+) -- JBitwiseExpression (&, |, ^) -- JDivideExpression (/) -- JMinusExpression (-) -- JModuloExpression (%) -- JMultExpression (*) -- JShiftExpression (<<, >>, >>>) - JConditionalAndExpression (&&) - JConditionalOrExpression (||) - JEqualityExpression (==, !=) - JRelationalExpression (<, <=, >, >=)

Overrides:

visitBinaryExpression in class JmlAbstractVisitor

generateBinaryExpression

protected void generateBinaryExpression(String oper,
                                        String left,
                                        String right)

Generates a binary expression.

visitEqualityExpression

public void visitEqualityExpression(JEqualityExpression self)

Translates an equality expression into left opr right.

Specified by:

visitEqualityExpression in interface MjcVisitor

Overrides:

visitEqualityExpression in class JmlAbstractVisitor

visitConditionalAndExpression

public void visitConditionalAndExpression(JConditionalAndExpression self)

Translates a conditional "and" expression into left && right.

Specified by:

visitConditionalAndExpression in interface MjcVisitor

Overrides:

visitConditionalAndExpression in class JmlAbstractVisitor

visitConditionalOrExpression

public void visitConditionalOrExpression(JConditionalOrExpression self)

Translates a conditional "or" expression into left || right.

Specified by:

visitConditionalOrExpression in interface MjcVisitor

Overrides:

visitConditionalOrExpression in class JmlAbstractVisitor

visitBitwiseExpression

public void visitBitwiseExpression(JBitwiseExpression self)

Translates a bitwise expression into left opr ritgh.

Specified by:

visitBitwiseExpression in interface MjcVisitor

Overrides:

visitBitwiseExpression in class JmlAbstractVisitor

visitAddExpression

public void visitAddExpression(JAddExpression self)

Translates an add expression.

Specified by:

visitAddExpression in interface MjcVisitor

Overrides:

visitAddExpression in class JmlAbstractVisitor

visitMinusExpression

public void visitMinusExpression(JMinusExpression self)

Translates a minus expression.

Specified by:

visitMinusExpression in interface MjcVisitor

Overrides:

visitMinusExpression in class JmlAbstractVisitor

visitMultExpression

public void visitMultExpression(JMultExpression self)

Translates a multiplication expression.

Specified by:

visitMultExpression in interface MjcVisitor

Overrides:

visitMultExpression in class JmlAbstractVisitor

visitDivideExpression

public void visitDivideExpression(JDivideExpression self)

Translates a divide expression.

Specified by:

visitDivideExpression in interface MjcVisitor

Overrides:

visitDivideExpression in class JmlAbstractVisitor

visitModuloExpression

public void visitModuloExpression(JModuloExpression self)

Translates a modulo division expression.

Specified by:

visitModuloExpression in interface MjcVisitor

Overrides:

visitModuloExpression in class JmlAbstractVisitor

visitShiftExpression

public void visitShiftExpression(JShiftExpression self)

Translates a shift expression.

Specified by:

visitShiftExpression in interface MjcVisitor

Overrides:

visitShiftExpression in class JmlAbstractVisitor

visitRelationalExpression

public void visitRelationalExpression(JRelationalExpression self)

Translates java relational expression.

Specified by:

visitRelationalExpression in interface MjcVisitor

Overrides:

visitRelationalExpression in class JmlAbstractVisitor

visitJmlRelationalExpression

public void visitJmlRelationalExpression(JmlRelationalExpression self)

Translates a JML relational expression.

Specified by:

visitJmlRelationalExpression in interface JmlVisitor

Overrides:

visitJmlRelationalExpression in class JmlAbstractVisitor

generateTertiaryExpression

protected void generateTertiaryExpression(String condition,
                                          String left,
                                          String right)

Generates a tertiary (conditional) expression.

visitConditionalExpression

public void visitConditionalExpression(JConditionalExpression self)

Translates a conditional expression.

Specified by:

visitConditionalExpression in interface MjcVisitor

Overrides:

visitConditionalExpression in class JmlAbstractVisitor

visitCastExpression

public void visitCastExpression(JCastExpression self)

Translates a cast expression.

Specified by:

visitCastExpression in interface MjcVisitor

Overrides:

visitCastExpression in class JmlAbstractVisitor

visitUnaryPromoteExpression

public void visitUnaryPromoteExpression(JUnaryPromote self)

Translates a Java unary promotion expression.

Specified by:

visitUnaryPromoteExpression in interface MjcVisitor

Overrides:

visitUnaryPromoteExpression in class JmlAbstractVisitor

visitUnaryExpression

public void visitUnaryExpression(JUnaryExpression self)

Translates a JUnaryExpression expression into opr expr.

Specified by:

visitUnaryExpression in interface MjcVisitor

Overrides:

visitUnaryExpression in class JmlAbstractVisitor

visitParenthesedExpression

public void visitParenthesedExpression(JParenthesedExpression self)

Translates a JParenthesedExpression expression into ( expr ).

Specified by:

visitParenthesedExpression in interface MjcVisitor

Overrides:

visitParenthesedExpression in class JmlAbstractVisitor

visitInstanceofExpression

public void visitInstanceofExpression(JInstanceofExpression self)

Translates a Java instanceof expression.

Specified by:

visitInstanceofExpression in interface MjcVisitor

Overrides:

visitInstanceofExpression in class JmlAbstractVisitor

visitLocalVariableExpression

public void visitLocalVariableExpression(JLocalVariableExpression self)

Translates a Java local variable expression.

Specified by:

visitLocalVariableExpression in interface MjcVisitor

Overrides:

visitLocalVariableExpression in class JmlAbstractVisitor

visitFieldExpression

public void visitFieldExpression(JClassFieldExpression self)

Translates a Java field expression.

Specified by:

visitFieldExpression in interface MjcVisitor

Overrides:

visitFieldExpression in class JmlAbstractVisitor

isNonExecutableFieldReference

protected boolean isNonExecutableFieldReference(JClassFieldExpression expr)

Returns true if the referenced field (by the argument expression) is not executable. If the referenced field is declared inside a model class or interface, it is not executable. A model/ghost field declared in a non-model class/interface is executable, e.g., by calling its access method.

specAccessorNeeded

public static boolean specAccessorNeeded(long modifiers)

Returns true if the modifiers indicate that we need to generate specification-only accessor method. The argument modifier is typically from a model field declaration.

 ensures \result == (hasFlag(modifiers, ACC_PRIVATE) &&
	    (hasFlag(modifiers, ACC_SPEC_PUBLIC) ||
	     hasFlag(modifiers, ACC_SPEC_PROTECTED)));
 

transFieldReference

private String transFieldReference(JClassFieldExpression self,
                                   String accPrefix)

Translates a class field expression that references a model, ghost, spec_public, or spec_protected field. The translated code dynamically invokes the corresponding accessor method.

receiverForDynamicCall

private String receiverForDynamicCall(JExpression expr)

Returns the receiver for executing the given expression, expr using a dynamic call. The argument is supposed to be either a non-static JClassFieldExpression referring to a model, ghost, spec_public, or spec_protected field or a non-static JMethodCallExpression calling a spec_public or spec_protected method. If the receiver is "this", a null value is returned; otherwise, the returned source code, if executed, evaluates the receiver and assign it to the fresh variable whose name is given by the name field of RacNode.

needDynamicInvocationMethod

private void needDynamicInvocationMethod()

Records that we need to generate the dynamic invocation method. E.g., to evaluate model, ghost, spec_public, or spec_protected fields or spec_public or spec_protected methods.

canMakeStaticCall

public static boolean canMakeStaticCall(JClassFieldExpression expr,
                                        String receiver)

Returns true if a static (non-dynamic) call can be made to the given field expression, expr. The given expression is assumed to be a reference to a model, ghost, spec_public, or spec_protected field.

isStatic

private static boolean isStatic(JClassFieldExpression expr)

Returns true if the given field expression refers to a static field.

isStatic

private static boolean isStatic(JMethodCallExpression expr)

Returns true if the given method call expression refers to a static method.

visitMethodCallExpression

public void visitMethodCallExpression(JMethodCallExpression self)

Translates a Java method call expression.

Specified by:

visitMethodCallExpression in interface MjcVisitor

Overrides:

visitMethodCallExpression in class JmlAbstractVisitor

translateToStaticCall

private void translateToStaticCall(JMethodCallExpression self,
                                   long kind)

translateToDynamicCall

private void translateToDynamicCall(JMethodCallExpression expr,
                                    boolean isModel)

visitThisExpression

public void visitThisExpression(JThisExpression self)

Description copied from interface: MjcVisitor

visits a this expression

Specified by:

visitThisExpression in interface MjcVisitor

Overrides:

visitThisExpression in class JmlAbstractVisitor

visitSuperExpression

public void visitSuperExpression(JSuperExpression self)

Description copied from interface: MjcVisitor

visits a super expression

Specified by:

visitSuperExpression in interface MjcVisitor

Overrides:

visitSuperExpression in class JmlAbstractVisitor

visitPrefixExpression

public void visitPrefixExpression(JPrefixExpression self)

Translates a Java prefix expression. The JML type checker gurantees that this be never visited, i.e., prefix expressions are not allowed in JML expression.

Specified by:

visitPrefixExpression in interface MjcVisitor

Overrides:

visitPrefixExpression in class JmlAbstractVisitor

visitPostfixExpression

public void visitPostfixExpression(JPostfixExpression self)

Translates a Java postfix expression. The JML type checker gurantees that this be never visited, i.e., postfix expressions are not allowed in JML expression.

Specified by:

visitPostfixExpression in interface MjcVisitor

Overrides:

visitPostfixExpression in class JmlAbstractVisitor

visitTypeNameExpression

public void visitTypeNameExpression(JTypeNameExpression self)

Translates a Java type name expression

Specified by:

visitTypeNameExpression in interface MjcVisitor

Overrides:

visitTypeNameExpression in class JmlAbstractVisitor

visitArrayLengthExpression

public void visitArrayLengthExpression(JArrayLengthExpression self)

Translates a Java array length expression. The translation rules for this expression is defined as follows.

Specified by:

visitArrayLengthExpression in interface MjcVisitor

Overrides:

visitArrayLengthExpression in class JmlAbstractVisitor

visitArrayAccessExpression

public void visitArrayAccessExpression(JArrayAccessExpression self)

Translates a Java array access expression.

Specified by:

visitArrayAccessExpression in interface MjcVisitor

Overrides:

visitArrayAccessExpression in class JmlAbstractVisitor

visitClassExpression

public void visitClassExpression(JClassExpression self)

Translates a Java class expression.

Specified by:

visitClassExpression in interface MjcVisitor

Overrides:

visitClassExpression in class JmlAbstractVisitor

visitExplicitConstructorInvocation

public void visitExplicitConstructorInvocation(JExplicitConstructorInvocation self)

Translates an explicit constructor invocation

Specified by:

visitExplicitConstructorInvocation in interface MjcVisitor

Overrides:

visitExplicitConstructorInvocation in class JmlAbstractVisitor

visitNameExpression

public void visitNameExpression(JNameExpression self)

Translates a Java name expression.

Specified by:

visitNameExpression in interface MjcVisitor

Overrides:

visitNameExpression in class JmlAbstractVisitor

visitNewObjectExpression

public void visitNewObjectExpression(JNewObjectExpression self)

Translates a Java new object expression.

Specified by:

visitNewObjectExpression in interface MjcVisitor

Overrides:

visitNewObjectExpression in class JmlAbstractVisitor

translateToStaticNewObjectExpression

private void translateToStaticNewObjectExpression(JNewObjectExpression self,
                                                  boolean isSpecPublic)

Translates the given new object expression into a static call.

translateToDynamicNewObjectExpression

private void translateToDynamicNewObjectExpression(JNewObjectExpression expr,
                                                   boolean isSpecPublic)

Translates the given model, spec_public, or spec_protected constructor call expression, expr, which was determined to be executed using a dynamic call. If the argument, isSpecPublic, is true, the new expression is for a spec_public or spec_protected constructor; otherwise, it is for a model constructor.

visitNewAnonymousClassExpression

public void visitNewAnonymousClassExpression(JNewAnonymousClassExpression self)

Translates an object allocator expression for an anonymous class.

Specified by:

visitNewAnonymousClassExpression in interface MjcVisitor

Overrides:

visitNewAnonymousClassExpression in class JmlAbstractVisitor

visitNewArrayExpression

public void visitNewArrayExpression(JNewArrayExpression self)

Translates an array allocator expression.

Specified by:

visitNewArrayExpression in interface MjcVisitor

Overrides:

visitNewArrayExpression in class JmlAbstractVisitor

visitArrayDimsAndInit

public void visitArrayDimsAndInit(JArrayDimsAndInits self)

Description copied from interface: MjcVisitor

visits an array dimension and initialization expression

Specified by:

visitArrayDimsAndInit in interface MjcVisitor

Overrides:

visitArrayDimsAndInit in class JmlAbstractVisitor

visitArrayInitializer

public void visitArrayInitializer(JArrayInitializer self)

Description copied from interface: MjcVisitor

visits an array initializer expression

Specified by:

visitArrayInitializer in interface MjcVisitor

Overrides:

visitArrayInitializer in class JmlAbstractVisitor

visitBooleanLiteral

public void visitBooleanLiteral(JBooleanLiteral self)

Translates a boolean literal.

Specified by:

visitBooleanLiteral in interface MjcVisitor

Overrides:

visitBooleanLiteral in class JmlAbstractVisitor

visitCharLiteral

public void visitCharLiteral(JCharLiteral self)

Translates a character literal.

Specified by:

visitCharLiteral in interface MjcVisitor

Overrides:

visitCharLiteral in class JmlAbstractVisitor

visitOrdinalLiteral

public void visitOrdinalLiteral(JOrdinalLiteral self)

Translates an ordinal literal.

Specified by:

visitOrdinalLiteral in interface MjcVisitor

Overrides:

visitOrdinalLiteral in class JmlAbstractVisitor

visitByteLiteral

protected void visitByteLiteral(byte value)

Translates a byte literal.

Overrides:

visitByteLiteral in class JmlAbstractVisitor

visitIntLiteral

protected void visitIntLiteral(int value)

Translates a int literal.

Overrides:

visitIntLiteral in class JmlAbstractVisitor

visitLongLiteral

protected void visitLongLiteral(long value)

Translates a long literal.

Overrides:

visitLongLiteral in class JmlAbstractVisitor

visitBigintLiteral

protected void visitBigintLiteral(long value)

Translates a \bigint literal.

visitShortLiteral

protected void visitShortLiteral(short value)

Translates a short literal.

Overrides:

visitShortLiteral in class JmlAbstractVisitor

visitRealLiteral

public void visitRealLiteral(JRealLiteral self)

Translates a real literal.

Specified by:

visitRealLiteral in interface MjcVisitor

Overrides:

visitRealLiteral in class JmlAbstractVisitor

visitDoubleLiteral

protected void visitDoubleLiteral(double value)

Translates a double literal.

Overrides:

visitDoubleLiteral in class JmlAbstractVisitor

visitFloatLiteral

protected void visitFloatLiteral(float value)

Translates a float literal.

Overrides:

visitFloatLiteral in class JmlAbstractVisitor

visitStringLiteral

public void visitStringLiteral(JStringLiteral self)

Translates a string literal.

Specified by:

visitStringLiteral in interface MjcVisitor

Overrides:

visitStringLiteral in class JmlAbstractVisitor

visitNullLiteral

public void visitNullLiteral(JNullLiteral self)

Translates a null literal.

Specified by:

visitNullLiteral in interface MjcVisitor

Overrides:

visitNullLiteral in class JmlAbstractVisitor

GET_RESULT

public String GET_RESULT()

Returns the top element of the result stack.

RETURN_RESULT

protected void RETURN_RESULT(String str)

Puts the given object to the result stack. I.e., simulates returning of visitor method calls (to the calling visitor method).

LOG

protected void LOG(String str)

Used for debugging pruposes only.

notExecutableClauseWarn

protected static void notExecutableClauseWarn(TokenReference tok,
                                              String description)

notImplementedClauseFail

protected static void notImplementedClauseFail(TokenReference tok,
                                               String description)

notSupportedClauseFail

protected static void notSupportedClauseFail(TokenReference tok,
                                             String description)

isProperlyEvaluated

public boolean isProperlyEvaluated()

setEvaluatorPUse

public void setEvaluatorPUse(String str)

setEvaluatorPDef

public void setEvaluatorPDef(String str)