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Example 1 with Assignment

use of org.eclipse.jdt.internal.compiler.ast.Assignment in project lombok by rzwitserloot.

the class HandleSetter method createSetter.

static MethodDeclaration createSetter(TypeDeclaration parent, EclipseNode fieldNode, String name, boolean shouldReturnThis, int modifier, EclipseNode sourceNode, List<Annotation> onMethod, List<Annotation> onParam) {
    FieldDeclaration field = (FieldDeclaration) fieldNode.get();
    ASTNode source = sourceNode.get();
    int pS = source.sourceStart, pE = source.sourceEnd;
    long p = (long) pS << 32 | pE;
    MethodDeclaration method = new MethodDeclaration(parent.compilationResult);
    method.modifiers = modifier;
    if (shouldReturnThis) {
        method.returnType = cloneSelfType(fieldNode, source);
    }
    if (method.returnType == null) {
        method.returnType = TypeReference.baseTypeReference(TypeIds.T_void, 0);
        method.returnType.sourceStart = pS;
        method.returnType.sourceEnd = pE;
        shouldReturnThis = false;
    }
    Annotation[] deprecated = null;
    if (isFieldDeprecated(fieldNode)) {
        deprecated = new Annotation[] { generateDeprecatedAnnotation(source) };
    }
    method.annotations = copyAnnotations(source, onMethod.toArray(new Annotation[0]), deprecated);
    Argument param = new Argument(field.name, p, copyType(field.type, source), Modifier.FINAL);
    param.sourceStart = pS;
    param.sourceEnd = pE;
    method.arguments = new Argument[] { param };
    method.selector = name.toCharArray();
    method.binding = null;
    method.thrownExceptions = null;
    method.typeParameters = null;
    method.bits |= ECLIPSE_DO_NOT_TOUCH_FLAG;
    Expression fieldRef = createFieldAccessor(fieldNode, FieldAccess.ALWAYS_FIELD, source);
    NameReference fieldNameRef = new SingleNameReference(field.name, p);
    Assignment assignment = new Assignment(fieldRef, fieldNameRef, (int) p);
    assignment.sourceStart = pS;
    assignment.sourceEnd = assignment.statementEnd = pE;
    method.bodyStart = method.declarationSourceStart = method.sourceStart = source.sourceStart;
    method.bodyEnd = method.declarationSourceEnd = method.sourceEnd = source.sourceEnd;
    Annotation[] nonNulls = findAnnotations(field, NON_NULL_PATTERN);
    Annotation[] nullables = findAnnotations(field, NULLABLE_PATTERN);
    List<Statement> statements = new ArrayList<Statement>(5);
    if (nonNulls.length == 0) {
        statements.add(assignment);
    } else {
        Statement nullCheck = generateNullCheck(field, sourceNode);
        if (nullCheck != null)
            statements.add(nullCheck);
        statements.add(assignment);
    }
    if (shouldReturnThis) {
        ThisReference thisRef = new ThisReference(pS, pE);
        ReturnStatement returnThis = new ReturnStatement(thisRef, pS, pE);
        statements.add(returnThis);
    }
    method.statements = statements.toArray(new Statement[0]);
    param.annotations = copyAnnotations(source, nonNulls, nullables, onParam.toArray(new Annotation[0]));
    method.traverse(new SetGeneratedByVisitor(source), parent.scope);
    return method;
}
Also used : NameReference(org.eclipse.jdt.internal.compiler.ast.NameReference) SingleNameReference(org.eclipse.jdt.internal.compiler.ast.SingleNameReference) Argument(org.eclipse.jdt.internal.compiler.ast.Argument) MethodDeclaration(org.eclipse.jdt.internal.compiler.ast.MethodDeclaration) ReturnStatement(org.eclipse.jdt.internal.compiler.ast.ReturnStatement) Statement(org.eclipse.jdt.internal.compiler.ast.Statement) ArrayList(java.util.ArrayList) ThisReference(org.eclipse.jdt.internal.compiler.ast.ThisReference) SingleNameReference(org.eclipse.jdt.internal.compiler.ast.SingleNameReference) FieldDeclaration(org.eclipse.jdt.internal.compiler.ast.FieldDeclaration) Annotation(org.eclipse.jdt.internal.compiler.ast.Annotation) Assignment(org.eclipse.jdt.internal.compiler.ast.Assignment) Expression(org.eclipse.jdt.internal.compiler.ast.Expression) ASTNode(org.eclipse.jdt.internal.compiler.ast.ASTNode) ReturnStatement(org.eclipse.jdt.internal.compiler.ast.ReturnStatement)

Example 2 with Assignment

use of org.eclipse.jdt.internal.compiler.ast.Assignment in project lombok by rzwitserloot.

the class EclipseJavaUtilSingularizer method createJavaUtilSimpleCreationAndFillStatements.

protected List<Statement> createJavaUtilSimpleCreationAndFillStatements(SingularData data, EclipseNode builderType, boolean mapMode, boolean defineVar, boolean addInitialCapacityArg, boolean nullGuard, String targetType) {
    char[] varName = mapMode ? (new String(data.getPluralName()) + "$key").toCharArray() : data.getPluralName();
    Statement createStat;
    {
        // pluralName = new java.util.TargetType(initialCap);
        Expression[] constructorArgs = null;
        if (addInitialCapacityArg) {
            // this.varName.size() < MAX_POWER_OF_2 ? 1 + this.varName.size() + (this.varName.size() - 3) / 3 : Integer.MAX_VALUE;
            // lessThanCutOff = this.varName.size() < MAX_POWER_OF_2
            Expression lessThanCutoff = new BinaryExpression(getSize(builderType, varName, nullGuard), makeIntLiteral("0x40000000".toCharArray(), null), OperatorIds.LESS);
            FieldReference integerMaxValue = new FieldReference("MAX_VALUE".toCharArray(), 0L);
            integerMaxValue.receiver = new QualifiedNameReference(TypeConstants.JAVA_LANG_INTEGER, NULL_POSS, 0, 0);
            Expression sizeFormulaLeft = new BinaryExpression(makeIntLiteral(new char[] { '1' }, null), getSize(builderType, varName, nullGuard), OperatorIds.PLUS);
            Expression sizeFormulaRightLeft = new BinaryExpression(getSize(builderType, varName, nullGuard), makeIntLiteral(new char[] { '3' }, null), OperatorIds.MINUS);
            Expression sizeFormulaRight = new BinaryExpression(sizeFormulaRightLeft, makeIntLiteral(new char[] { '3' }, null), OperatorIds.DIVIDE);
            Expression sizeFormula = new BinaryExpression(sizeFormulaLeft, sizeFormulaRight, OperatorIds.PLUS);
            Expression cond = new ConditionalExpression(lessThanCutoff, sizeFormula, integerMaxValue);
            constructorArgs = new Expression[] { cond };
        }
        TypeReference targetTypeRef = new QualifiedTypeReference(new char[][] { TypeConstants.JAVA, TypeConstants.UTIL, targetType.toCharArray() }, NULL_POSS);
        targetTypeRef = addTypeArgs(mapMode ? 2 : 1, false, builderType, targetTypeRef, data.getTypeArgs());
        AllocationExpression constructorCall = new AllocationExpression();
        constructorCall.type = targetTypeRef;
        constructorCall.arguments = constructorArgs;
        if (defineVar) {
            TypeReference localShadowerType = new QualifiedTypeReference(fromQualifiedName(data.getTargetFqn()), NULL_POSS);
            localShadowerType = addTypeArgs(mapMode ? 2 : 1, false, builderType, localShadowerType, data.getTypeArgs());
            LocalDeclaration localShadowerDecl = new LocalDeclaration(data.getPluralName(), 0, 0);
            localShadowerDecl.type = localShadowerType;
            localShadowerDecl.initialization = constructorCall;
            createStat = localShadowerDecl;
        } else {
            createStat = new Assignment(new SingleNameReference(data.getPluralName(), 0L), constructorCall, 0);
        }
    }
    Statement fillStat;
    {
        if (mapMode) {
            // for (int $i = 0; $i < this.pluralname$key.size(); i++) pluralname.put(this.pluralname$key.get($i), this.pluralname$value.get($i));
            char[] iVar = new char[] { '$', 'i' };
            MessageSend pluralnameDotPut = new MessageSend();
            pluralnameDotPut.selector = new char[] { 'p', 'u', 't' };
            pluralnameDotPut.receiver = new SingleNameReference(data.getPluralName(), 0L);
            FieldReference thisDotKey = new FieldReference(varName, 0L);
            thisDotKey.receiver = new ThisReference(0, 0);
            FieldReference thisDotValue = new FieldReference((new String(data.getPluralName()) + "$value").toCharArray(), 0L);
            thisDotValue.receiver = new ThisReference(0, 0);
            MessageSend keyArg = new MessageSend();
            keyArg.receiver = thisDotKey;
            keyArg.arguments = new Expression[] { new SingleNameReference(iVar, 0L) };
            keyArg.selector = new char[] { 'g', 'e', 't' };
            MessageSend valueArg = new MessageSend();
            valueArg.receiver = thisDotValue;
            valueArg.arguments = new Expression[] { new SingleNameReference(iVar, 0L) };
            valueArg.selector = new char[] { 'g', 'e', 't' };
            pluralnameDotPut.arguments = new Expression[] { keyArg, valueArg };
            LocalDeclaration forInit = new LocalDeclaration(iVar, 0, 0);
            forInit.type = TypeReference.baseTypeReference(TypeIds.T_int, 0);
            forInit.initialization = makeIntLiteral(new char[] { '0' }, null);
            Expression checkExpr = new BinaryExpression(new SingleNameReference(iVar, 0L), getSize(builderType, varName, nullGuard), OperatorIds.LESS);
            Expression incrementExpr = new PostfixExpression(new SingleNameReference(iVar, 0L), IntLiteral.One, OperatorIds.PLUS, 0);
            fillStat = new ForStatement(new Statement[] { forInit }, checkExpr, new Statement[] { incrementExpr }, pluralnameDotPut, true, 0, 0);
        } else {
            // pluralname.addAll(this.pluralname);
            MessageSend pluralnameDotAddAll = new MessageSend();
            pluralnameDotAddAll.selector = new char[] { 'a', 'd', 'd', 'A', 'l', 'l' };
            pluralnameDotAddAll.receiver = new SingleNameReference(data.getPluralName(), 0L);
            FieldReference thisDotPluralname = new FieldReference(varName, 0L);
            thisDotPluralname.receiver = new ThisReference(0, 0);
            pluralnameDotAddAll.arguments = new Expression[] { thisDotPluralname };
            fillStat = pluralnameDotAddAll;
        }
        if (nullGuard) {
            FieldReference thisDotField = new FieldReference(varName, 0L);
            thisDotField.receiver = new ThisReference(0, 0);
            Expression cond = new EqualExpression(thisDotField, new NullLiteral(0, 0), OperatorIds.NOT_EQUAL);
            fillStat = new IfStatement(cond, fillStat, 0, 0);
        }
    }
    Statement unmodifiableStat;
    {
        // pluralname = Collections.unmodifiableInterfaceType(pluralname);
        Expression arg = new SingleNameReference(data.getPluralName(), 0L);
        MessageSend invoke = new MessageSend();
        invoke.arguments = new Expression[] { arg };
        invoke.selector = ("unmodifiable" + data.getTargetSimpleType()).toCharArray();
        invoke.receiver = new QualifiedNameReference(JAVA_UTIL_COLLECTIONS, NULL_POSS, 0, 0);
        unmodifiableStat = new Assignment(new SingleNameReference(data.getPluralName(), 0L), invoke, 0);
    }
    return Arrays.asList(createStat, fillStat, unmodifiableStat);
}
Also used : LocalDeclaration(org.eclipse.jdt.internal.compiler.ast.LocalDeclaration) FieldReference(org.eclipse.jdt.internal.compiler.ast.FieldReference) BreakStatement(org.eclipse.jdt.internal.compiler.ast.BreakStatement) Statement(org.eclipse.jdt.internal.compiler.ast.Statement) IfStatement(org.eclipse.jdt.internal.compiler.ast.IfStatement) SwitchStatement(org.eclipse.jdt.internal.compiler.ast.SwitchStatement) ForStatement(org.eclipse.jdt.internal.compiler.ast.ForStatement) CaseStatement(org.eclipse.jdt.internal.compiler.ast.CaseStatement) ConditionalExpression(org.eclipse.jdt.internal.compiler.ast.ConditionalExpression) EqualExpression(org.eclipse.jdt.internal.compiler.ast.EqualExpression) ThisReference(org.eclipse.jdt.internal.compiler.ast.ThisReference) SingleNameReference(org.eclipse.jdt.internal.compiler.ast.SingleNameReference) Assignment(org.eclipse.jdt.internal.compiler.ast.Assignment) MessageSend(org.eclipse.jdt.internal.compiler.ast.MessageSend) IfStatement(org.eclipse.jdt.internal.compiler.ast.IfStatement) BinaryExpression(org.eclipse.jdt.internal.compiler.ast.BinaryExpression) ConditionalExpression(org.eclipse.jdt.internal.compiler.ast.ConditionalExpression) Expression(org.eclipse.jdt.internal.compiler.ast.Expression) AllocationExpression(org.eclipse.jdt.internal.compiler.ast.AllocationExpression) EqualExpression(org.eclipse.jdt.internal.compiler.ast.EqualExpression) PostfixExpression(org.eclipse.jdt.internal.compiler.ast.PostfixExpression) BinaryExpression(org.eclipse.jdt.internal.compiler.ast.BinaryExpression) AllocationExpression(org.eclipse.jdt.internal.compiler.ast.AllocationExpression) QualifiedTypeReference(org.eclipse.jdt.internal.compiler.ast.QualifiedTypeReference) PostfixExpression(org.eclipse.jdt.internal.compiler.ast.PostfixExpression) TypeReference(org.eclipse.jdt.internal.compiler.ast.TypeReference) QualifiedTypeReference(org.eclipse.jdt.internal.compiler.ast.QualifiedTypeReference) ForStatement(org.eclipse.jdt.internal.compiler.ast.ForStatement) NullLiteral(org.eclipse.jdt.internal.compiler.ast.NullLiteral) QualifiedNameReference(org.eclipse.jdt.internal.compiler.ast.QualifiedNameReference)

Example 3 with Assignment

use of org.eclipse.jdt.internal.compiler.ast.Assignment in project lombok by rzwitserloot.

the class EclipseGuavaSingularizer method createConstructBuilderVarIfNeeded.

protected Statement createConstructBuilderVarIfNeeded(SingularData data, EclipseNode builderType) {
    FieldReference thisDotField = new FieldReference(data.getPluralName(), 0L);
    thisDotField.receiver = new ThisReference(0, 0);
    FieldReference thisDotField2 = new FieldReference(data.getPluralName(), 0L);
    thisDotField2.receiver = new ThisReference(0, 0);
    Expression cond = new EqualExpression(thisDotField, new NullLiteral(0, 0), OperatorIds.EQUAL_EQUAL);
    MessageSend createBuilderInvoke = new MessageSend();
    char[][] tokenizedName = makeGuavaTypeName(getSimpleTargetTypeName(data), false);
    createBuilderInvoke.receiver = new QualifiedNameReference(tokenizedName, NULL_POSS, 0, 0);
    createBuilderInvoke.selector = getBuilderMethodName(data);
    return new IfStatement(cond, new Assignment(thisDotField2, createBuilderInvoke, 0), 0, 0);
}
Also used : Assignment(org.eclipse.jdt.internal.compiler.ast.Assignment) MessageSend(org.eclipse.jdt.internal.compiler.ast.MessageSend) IfStatement(org.eclipse.jdt.internal.compiler.ast.IfStatement) FieldReference(org.eclipse.jdt.internal.compiler.ast.FieldReference) ConditionalExpression(org.eclipse.jdt.internal.compiler.ast.ConditionalExpression) Expression(org.eclipse.jdt.internal.compiler.ast.Expression) EqualExpression(org.eclipse.jdt.internal.compiler.ast.EqualExpression) EqualExpression(org.eclipse.jdt.internal.compiler.ast.EqualExpression) ThisReference(org.eclipse.jdt.internal.compiler.ast.ThisReference) NullLiteral(org.eclipse.jdt.internal.compiler.ast.NullLiteral) QualifiedNameReference(org.eclipse.jdt.internal.compiler.ast.QualifiedNameReference)

Example 4 with Assignment

use of org.eclipse.jdt.internal.compiler.ast.Assignment in project lombok by rzwitserloot.

the class EclipseJavaUtilSingularizer method createJavaUtilSetMapInitialCapacitySwitchStatements.

protected List<Statement> createJavaUtilSetMapInitialCapacitySwitchStatements(SingularData data, EclipseNode builderType, boolean mapMode, String emptyCollectionMethod, String singletonCollectionMethod, String targetType) {
    List<Statement> switchContents = new ArrayList<Statement>();
    char[] keyName = mapMode ? (new String(data.getPluralName()) + "$key").toCharArray() : data.getPluralName();
    if (emptyCollectionMethod != null) {
        // case 0: (empty); break;
        switchContents.add(new CaseStatement(makeIntLiteral(new char[] { '0' }, null), 0, 0));
        /* pluralName = java.util.Collections.emptyCollectionMethod(); */
        {
            MessageSend invoke = new MessageSend();
            invoke.receiver = new QualifiedNameReference(JAVA_UTIL_COLLECTIONS, NULL_POSS, 0, 0);
            invoke.selector = emptyCollectionMethod.toCharArray();
            switchContents.add(new Assignment(new SingleNameReference(data.getPluralName(), 0), invoke, 0));
        }
        switchContents.add(new BreakStatement(null, 0, 0));
    }
    if (singletonCollectionMethod != null) {
        // case 1: (singleton); break;
        switchContents.add(new CaseStatement(makeIntLiteral(new char[] { '1' }, null), 0, 0));
        /* !mapMode: pluralName = java.util.Collections.singletonCollectionMethod(this.pluralName.get(0));
			   mapMode: pluralName = java.util.Collections.singletonCollectionMethod(this.pluralName$key.get(0), this.pluralName$value.get(0)); */
        {
            FieldReference thisDotKey = new FieldReference(keyName, 0L);
            thisDotKey.receiver = new ThisReference(0, 0);
            MessageSend thisDotKeyGet0 = new MessageSend();
            thisDotKeyGet0.receiver = thisDotKey;
            thisDotKeyGet0.selector = new char[] { 'g', 'e', 't' };
            thisDotKeyGet0.arguments = new Expression[] { makeIntLiteral(new char[] { '0' }, null) };
            Expression[] args;
            if (mapMode) {
                char[] valueName = (new String(data.getPluralName()) + "$value").toCharArray();
                FieldReference thisDotValue = new FieldReference(valueName, 0L);
                thisDotValue.receiver = new ThisReference(0, 0);
                MessageSend thisDotValueGet0 = new MessageSend();
                thisDotValueGet0.receiver = thisDotValue;
                thisDotValueGet0.selector = new char[] { 'g', 'e', 't' };
                thisDotValueGet0.arguments = new Expression[] { makeIntLiteral(new char[] { '0' }, null) };
                args = new Expression[] { thisDotKeyGet0, thisDotValueGet0 };
            } else {
                args = new Expression[] { thisDotKeyGet0 };
            }
            MessageSend invoke = new MessageSend();
            invoke.receiver = new QualifiedNameReference(JAVA_UTIL_COLLECTIONS, NULL_POSS, 0, 0);
            invoke.selector = singletonCollectionMethod.toCharArray();
            invoke.arguments = args;
            switchContents.add(new Assignment(new SingleNameReference(data.getPluralName(), 0), invoke, 0));
        }
        switchContents.add(new BreakStatement(null, 0, 0));
    }
    {
        // default:
        switchContents.add(new CaseStatement(null, 0, 0));
        switchContents.addAll(createJavaUtilSimpleCreationAndFillStatements(data, builderType, mapMode, false, true, emptyCollectionMethod == null, targetType));
    }
    SwitchStatement switchStat = new SwitchStatement();
    switchStat.statements = switchContents.toArray(new Statement[switchContents.size()]);
    switchStat.expression = getSize(builderType, keyName, true);
    TypeReference localShadowerType = new QualifiedTypeReference(fromQualifiedName(data.getTargetFqn()), NULL_POSS);
    localShadowerType = addTypeArgs(mapMode ? 2 : 1, false, builderType, localShadowerType, data.getTypeArgs());
    LocalDeclaration varDefStat = new LocalDeclaration(data.getPluralName(), 0, 0);
    varDefStat.type = localShadowerType;
    return Arrays.asList(varDefStat, switchStat);
}
Also used : LocalDeclaration(org.eclipse.jdt.internal.compiler.ast.LocalDeclaration) FieldReference(org.eclipse.jdt.internal.compiler.ast.FieldReference) BreakStatement(org.eclipse.jdt.internal.compiler.ast.BreakStatement) Statement(org.eclipse.jdt.internal.compiler.ast.Statement) IfStatement(org.eclipse.jdt.internal.compiler.ast.IfStatement) SwitchStatement(org.eclipse.jdt.internal.compiler.ast.SwitchStatement) ForStatement(org.eclipse.jdt.internal.compiler.ast.ForStatement) CaseStatement(org.eclipse.jdt.internal.compiler.ast.CaseStatement) CaseStatement(org.eclipse.jdt.internal.compiler.ast.CaseStatement) ArrayList(java.util.ArrayList) ThisReference(org.eclipse.jdt.internal.compiler.ast.ThisReference) SingleNameReference(org.eclipse.jdt.internal.compiler.ast.SingleNameReference) Assignment(org.eclipse.jdt.internal.compiler.ast.Assignment) BreakStatement(org.eclipse.jdt.internal.compiler.ast.BreakStatement) MessageSend(org.eclipse.jdt.internal.compiler.ast.MessageSend) SwitchStatement(org.eclipse.jdt.internal.compiler.ast.SwitchStatement) ConditionalExpression(org.eclipse.jdt.internal.compiler.ast.ConditionalExpression) Expression(org.eclipse.jdt.internal.compiler.ast.Expression) AllocationExpression(org.eclipse.jdt.internal.compiler.ast.AllocationExpression) EqualExpression(org.eclipse.jdt.internal.compiler.ast.EqualExpression) PostfixExpression(org.eclipse.jdt.internal.compiler.ast.PostfixExpression) BinaryExpression(org.eclipse.jdt.internal.compiler.ast.BinaryExpression) QualifiedTypeReference(org.eclipse.jdt.internal.compiler.ast.QualifiedTypeReference) TypeReference(org.eclipse.jdt.internal.compiler.ast.TypeReference) QualifiedTypeReference(org.eclipse.jdt.internal.compiler.ast.QualifiedTypeReference) QualifiedNameReference(org.eclipse.jdt.internal.compiler.ast.QualifiedNameReference)

Example 5 with Assignment

use of org.eclipse.jdt.internal.compiler.ast.Assignment in project lombok by rzwitserloot.

the class HandleGetter method createLazyGetterBody.

public Statement[] createLazyGetterBody(ASTNode source, EclipseNode fieldNode) {
    /*
		java.lang.Object value = this.fieldName.get();
		if (value == null) {
			synchronized (this.fieldName) {
				value = this.fieldName.get();
				if (value == null) {
					final RawValueType actualValue = INITIALIZER_EXPRESSION;
					[IF PRIMITIVE]
					value = actualValue;
					[ELSE]
					value = actualValue == null ? this.fieldName : actualValue;
					[END IF]
					this.fieldName.set(value);
				}
			}
		}
		[IF PRIMITIVE]
		return (BoxedValueType) value;
		[ELSE]
		return (BoxedValueType) (value == this.fieldName ? null : value);
		[END IF]
		*/
    FieldDeclaration field = (FieldDeclaration) fieldNode.get();
    int pS = source.sourceStart, pE = source.sourceEnd;
    long p = (long) pS << 32 | pE;
    TypeReference rawComponentType = copyType(field.type, source);
    TypeReference boxedComponentType = null;
    boolean isPrimitive = false;
    if (field.type instanceof SingleTypeReference && !(field.type instanceof ArrayTypeReference)) {
        char[][] newType = TYPE_MAP.get(new String(((SingleTypeReference) field.type).token));
        if (newType != null) {
            boxedComponentType = new QualifiedTypeReference(newType, poss(source, 3));
            isPrimitive = true;
        }
    }
    if (boxedComponentType == null)
        boxedComponentType = copyType(field.type, source);
    boxedComponentType.sourceStart = pS;
    boxedComponentType.sourceEnd = boxedComponentType.statementEnd = pE;
    Statement[] statements = new Statement[3];
    /* java.lang.Object value = this.fieldName.get(); */
    {
        LocalDeclaration valueDecl = new LocalDeclaration(valueName, pS, pE);
        valueDecl.type = new QualifiedTypeReference(TypeConstants.JAVA_LANG_OBJECT, poss(source, 3));
        valueDecl.type.sourceStart = pS;
        valueDecl.type.sourceEnd = valueDecl.type.statementEnd = pE;
        MessageSend getter = new MessageSend();
        getter.sourceStart = pS;
        getter.statementEnd = getter.sourceEnd = pE;
        getter.selector = new char[] { 'g', 'e', 't' };
        getter.receiver = createFieldAccessor(fieldNode, FieldAccess.ALWAYS_FIELD, source);
        valueDecl.initialization = getter;
        statements[0] = valueDecl;
    }
    /*
		if (value == null) {
			synchronized (this.fieldName) {
				value = this.fieldName.get();
				if (value == null) { 
					final ValueType actualValue = INITIALIZER_EXPRESSION;
					[IF PRIMITIVE]
					value = actualValue;
					[ELSE]
					value = actualValue == null ? this.fieldName : actualValue;
					[END IF]
					this.fieldName.set(value);
				}
			}
		}
		 */
    {
        EqualExpression cond = new EqualExpression(new SingleNameReference(valueName, p), new NullLiteral(pS, pE), BinaryExpression.EQUAL_EQUAL);
        Block then = new Block(0);
        Expression lock = createFieldAccessor(fieldNode, FieldAccess.ALWAYS_FIELD, source);
        Block inner = new Block(0);
        inner.statements = new Statement[2];
        /* value = this.fieldName.get(); */
        {
            MessageSend getter = new MessageSend();
            getter.sourceStart = pS;
            getter.sourceEnd = getter.statementEnd = pE;
            getter.selector = new char[] { 'g', 'e', 't' };
            getter.receiver = createFieldAccessor(fieldNode, FieldAccess.ALWAYS_FIELD, source);
            Assignment assign = new Assignment(new SingleNameReference(valueName, p), getter, pE);
            assign.sourceStart = pS;
            assign.statementEnd = assign.sourceEnd = pE;
            inner.statements[0] = assign;
        }
        /* if (value == null) */
        {
            EqualExpression innerCond = new EqualExpression(new SingleNameReference(valueName, p), new NullLiteral(pS, pE), BinaryExpression.EQUAL_EQUAL);
            innerCond.sourceStart = pS;
            innerCond.sourceEnd = innerCond.statementEnd = pE;
            Block innerThen = new Block(0);
            innerThen.statements = new Statement[3];
            /* final ValueType actualValue = INITIALIZER_EXPRESSION */
            {
                LocalDeclaration actualValueDecl = new LocalDeclaration(actualValueName, pS, pE);
                actualValueDecl.type = rawComponentType;
                actualValueDecl.type.sourceStart = pS;
                actualValueDecl.type.sourceEnd = actualValueDecl.type.statementEnd = pE;
                actualValueDecl.initialization = field.initialization;
                actualValueDecl.modifiers = ClassFileConstants.AccFinal;
                innerThen.statements[0] = actualValueDecl;
            }
            /* [IF PRIMITIVE] value = actualValue; */
            {
                if (isPrimitive) {
                    Assignment innerAssign = new Assignment(new SingleNameReference(valueName, p), new SingleNameReference(actualValueName, p), pE);
                    innerAssign.sourceStart = pS;
                    innerAssign.statementEnd = innerAssign.sourceEnd = pE;
                    innerThen.statements[1] = innerAssign;
                }
            }
            /* [ELSE] value = actualValue == null ? this.fieldName : actualValue; */
            {
                if (!isPrimitive) {
                    EqualExpression avIsNull = new EqualExpression(new SingleNameReference(actualValueName, p), new NullLiteral(pS, pE), BinaryExpression.EQUAL_EQUAL);
                    avIsNull.sourceStart = pS;
                    avIsNull.sourceEnd = avIsNull.statementEnd = pE;
                    Expression fieldRef = createFieldAccessor(fieldNode, FieldAccess.ALWAYS_FIELD, source);
                    ConditionalExpression ternary = new ConditionalExpression(avIsNull, fieldRef, new SingleNameReference(actualValueName, p));
                    ternary.sourceStart = pS;
                    ternary.sourceEnd = ternary.statementEnd = pE;
                    Assignment innerAssign = new Assignment(new SingleNameReference(valueName, p), ternary, pE);
                    innerAssign.sourceStart = pS;
                    innerAssign.statementEnd = innerAssign.sourceEnd = pE;
                    innerThen.statements[1] = innerAssign;
                }
            }
            /* this.fieldName.set(value); */
            {
                MessageSend setter = new MessageSend();
                setter.sourceStart = pS;
                setter.sourceEnd = setter.statementEnd = pE;
                setter.receiver = createFieldAccessor(fieldNode, FieldAccess.ALWAYS_FIELD, source);
                setter.selector = new char[] { 's', 'e', 't' };
                setter.arguments = new Expression[] { new SingleNameReference(valueName, p) };
                innerThen.statements[2] = setter;
            }
            IfStatement innerIf = new IfStatement(innerCond, innerThen, pS, pE);
            inner.statements[1] = innerIf;
        }
        SynchronizedStatement sync = new SynchronizedStatement(lock, inner, pS, pE);
        then.statements = new Statement[] { sync };
        IfStatement ifStatement = new IfStatement(cond, then, pS, pE);
        statements[1] = ifStatement;
    }
    /* [IF PRIMITIVE] return (BoxedValueType)value; */
    {
        if (isPrimitive) {
            CastExpression cast = makeCastExpression(new SingleNameReference(valueName, p), boxedComponentType, source);
            statements[2] = new ReturnStatement(cast, pS, pE);
        }
    }
    /* [ELSE] return (BoxedValueType)(value == this.fieldName ? null : value); */
    {
        if (!isPrimitive) {
            EqualExpression vIsThisFieldName = new EqualExpression(new SingleNameReference(valueName, p), createFieldAccessor(fieldNode, FieldAccess.ALWAYS_FIELD, source), BinaryExpression.EQUAL_EQUAL);
            vIsThisFieldName.sourceStart = pS;
            vIsThisFieldName.sourceEnd = vIsThisFieldName.statementEnd = pE;
            ConditionalExpression ternary = new ConditionalExpression(vIsThisFieldName, new NullLiteral(pS, pE), new SingleNameReference(valueName, p));
            ternary.sourceStart = pS;
            ternary.sourceEnd = ternary.statementEnd = pE;
            ternary.bits |= PARENTHESIZED;
            CastExpression cast = makeCastExpression(ternary, boxedComponentType, source);
            statements[2] = new ReturnStatement(cast, pS, pE);
        }
    }
    // update the field type and init last
    /* 	private final java.util.concurrent.atomic.AtomicReference<java.lang.Object> fieldName = new java.util.concurrent.atomic.AtomicReference<java.lang.Object>(); */
    {
        TypeReference innerType = new QualifiedTypeReference(TypeConstants.JAVA_LANG_OBJECT, poss(source, 3));
        TypeReference[][] typeParams = new TypeReference[5][];
        typeParams[4] = new TypeReference[] { innerType };
        TypeReference type = new ParameterizedQualifiedTypeReference(AR, typeParams, 0, poss(source, 5));
        // Some magic here
        type.sourceStart = -1;
        type.sourceEnd = -2;
        field.type = type;
        AllocationExpression init = new AllocationExpression();
        // Some magic here
        init.sourceStart = field.initialization.sourceStart;
        init.sourceEnd = init.statementEnd = field.initialization.sourceEnd;
        init.type = copyType(type, source);
        field.initialization = init;
    }
    return statements;
}
Also used : EqualExpression(org.eclipse.jdt.internal.compiler.ast.EqualExpression) SynchronizedStatement(org.eclipse.jdt.internal.compiler.ast.SynchronizedStatement) SingleNameReference(org.eclipse.jdt.internal.compiler.ast.SingleNameReference) FieldDeclaration(org.eclipse.jdt.internal.compiler.ast.FieldDeclaration) Assignment(org.eclipse.jdt.internal.compiler.ast.Assignment) MessageSend(org.eclipse.jdt.internal.compiler.ast.MessageSend) IfStatement(org.eclipse.jdt.internal.compiler.ast.IfStatement) ParameterizedQualifiedTypeReference(org.eclipse.jdt.internal.compiler.ast.ParameterizedQualifiedTypeReference) QualifiedTypeReference(org.eclipse.jdt.internal.compiler.ast.QualifiedTypeReference) ReturnStatement(org.eclipse.jdt.internal.compiler.ast.ReturnStatement) ArrayTypeReference(org.eclipse.jdt.internal.compiler.ast.ArrayTypeReference) ParameterizedQualifiedTypeReference(org.eclipse.jdt.internal.compiler.ast.ParameterizedQualifiedTypeReference) SingleTypeReference(org.eclipse.jdt.internal.compiler.ast.SingleTypeReference) TypeReference(org.eclipse.jdt.internal.compiler.ast.TypeReference) QualifiedTypeReference(org.eclipse.jdt.internal.compiler.ast.QualifiedTypeReference) ArrayTypeReference(org.eclipse.jdt.internal.compiler.ast.ArrayTypeReference) LocalDeclaration(org.eclipse.jdt.internal.compiler.ast.LocalDeclaration) ReturnStatement(org.eclipse.jdt.internal.compiler.ast.ReturnStatement) Statement(org.eclipse.jdt.internal.compiler.ast.Statement) IfStatement(org.eclipse.jdt.internal.compiler.ast.IfStatement) SynchronizedStatement(org.eclipse.jdt.internal.compiler.ast.SynchronizedStatement) ParameterizedQualifiedTypeReference(org.eclipse.jdt.internal.compiler.ast.ParameterizedQualifiedTypeReference) ConditionalExpression(org.eclipse.jdt.internal.compiler.ast.ConditionalExpression) SingleTypeReference(org.eclipse.jdt.internal.compiler.ast.SingleTypeReference) ConditionalExpression(org.eclipse.jdt.internal.compiler.ast.ConditionalExpression) Expression(org.eclipse.jdt.internal.compiler.ast.Expression) AllocationExpression(org.eclipse.jdt.internal.compiler.ast.AllocationExpression) EqualExpression(org.eclipse.jdt.internal.compiler.ast.EqualExpression) BinaryExpression(org.eclipse.jdt.internal.compiler.ast.BinaryExpression) CastExpression(org.eclipse.jdt.internal.compiler.ast.CastExpression) AllocationExpression(org.eclipse.jdt.internal.compiler.ast.AllocationExpression) Block(org.eclipse.jdt.internal.compiler.ast.Block) CastExpression(org.eclipse.jdt.internal.compiler.ast.CastExpression) NullLiteral(org.eclipse.jdt.internal.compiler.ast.NullLiteral)

Aggregations

Assignment (org.eclipse.jdt.internal.compiler.ast.Assignment)12 Statement (org.eclipse.jdt.internal.compiler.ast.Statement)10 ThisReference (org.eclipse.jdt.internal.compiler.ast.ThisReference)10 Expression (org.eclipse.jdt.internal.compiler.ast.Expression)9 FieldReference (org.eclipse.jdt.internal.compiler.ast.FieldReference)9 IfStatement (org.eclipse.jdt.internal.compiler.ast.IfStatement)8 SingleNameReference (org.eclipse.jdt.internal.compiler.ast.SingleNameReference)8 AllocationExpression (org.eclipse.jdt.internal.compiler.ast.AllocationExpression)7 ArrayList (java.util.ArrayList)6 MessageSend (org.eclipse.jdt.internal.compiler.ast.MessageSend)6 QualifiedTypeReference (org.eclipse.jdt.internal.compiler.ast.QualifiedTypeReference)6 ReturnStatement (org.eclipse.jdt.internal.compiler.ast.ReturnStatement)6 TypeReference (org.eclipse.jdt.internal.compiler.ast.TypeReference)6 BinaryExpression (org.eclipse.jdt.internal.compiler.ast.BinaryExpression)5 ConditionalExpression (org.eclipse.jdt.internal.compiler.ast.ConditionalExpression)5 EqualExpression (org.eclipse.jdt.internal.compiler.ast.EqualExpression)5 NullLiteral (org.eclipse.jdt.internal.compiler.ast.NullLiteral)5 BreakStatement (org.eclipse.jdt.internal.compiler.ast.BreakStatement)4 CaseStatement (org.eclipse.jdt.internal.compiler.ast.CaseStatement)4 LocalDeclaration (org.eclipse.jdt.internal.compiler.ast.LocalDeclaration)4