Examples with NullLiteral org.eclipse.jdt.internal.compiler.ast.NullLiteral used on opensource projects

Example 16 with NullLiteral

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

the class EclipseGuavaSingularizer method appendBuildCode.

@Override
public void appendBuildCode(SingularData data, EclipseNode builderType, List<Statement> statements, char[] targetVariableName) {
    TypeReference varType = new QualifiedTypeReference(fromQualifiedName(data.getTargetFqn()), NULL_POSS);
    String simpleTypeName = getSimpleTargetTypeName(data);
    int agrumentsCount = getTypeArgumentsCount();
    varType = addTypeArgs(agrumentsCount, false, builderType, varType, data.getTypeArgs());
    MessageSend emptyInvoke;
    {
        // ImmutableX.of()
        emptyInvoke = new MessageSend();
        emptyInvoke.selector = new char[] { 'o', 'f' };
        emptyInvoke.receiver = new QualifiedNameReference(makeGuavaTypeName(simpleTypeName, false), NULL_POSS, 0, 0);
        emptyInvoke.typeArguments = createTypeArgs(agrumentsCount, false, builderType, data.getTypeArgs());
    }
    MessageSend invokeBuild;
    {
        // this.pluralName.build();
        invokeBuild = new MessageSend();
        invokeBuild.selector = new char[] { 'b', 'u', 'i', 'l', 'd' };
        FieldReference thisDotField = new FieldReference(data.getPluralName(), 0L);
        thisDotField.receiver = new ThisReference(0, 0);
        invokeBuild.receiver = thisDotField;
    }
    Expression isNull;
    {
        // this.pluralName == null
        FieldReference thisDotField = new FieldReference(data.getPluralName(), 0L);
        thisDotField.receiver = new ThisReference(0, 0);
        isNull = new EqualExpression(thisDotField, new NullLiteral(0, 0), OperatorIds.EQUAL_EQUAL);
    }
    Expression init = new ConditionalExpression(isNull, emptyInvoke, invokeBuild);
    LocalDeclaration varDefStat = new LocalDeclaration(data.getPluralName(), 0, 0);
    varDefStat.type = varType;
    varDefStat.initialization = init;
    statements.add(varDefStat);
}

Example 17 with NullLiteral

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

the class EclipseJavaUtilMapSingularizer method generateClearMethod.

private void generateClearMethod(boolean deprecate, TypeReference returnType, Statement returnStatement, SingularData data, EclipseNode builderType) {
    MethodDeclaration md = new MethodDeclaration(((CompilationUnitDeclaration) builderType.top().get()).compilationResult);
    md.bits |= ECLIPSE_DO_NOT_TOUCH_FLAG;
    md.modifiers = ClassFileConstants.AccPublic;
    String pN = new String(data.getPluralName());
    char[] keyFieldName = (pN + "$key").toCharArray();
    char[] valueFieldName = (pN + "$value").toCharArray();
    FieldReference thisDotField = new FieldReference(keyFieldName, 0L);
    thisDotField.receiver = new ThisReference(0, 0);
    FieldReference thisDotField2 = new FieldReference(keyFieldName, 0L);
    thisDotField2.receiver = new ThisReference(0, 0);
    FieldReference thisDotField3 = new FieldReference(valueFieldName, 0L);
    thisDotField3.receiver = new ThisReference(0, 0);
    md.selector = HandlerUtil.buildAccessorName("clear", new String(data.getPluralName())).toCharArray();
    MessageSend clearMsg1 = new MessageSend();
    clearMsg1.receiver = thisDotField2;
    clearMsg1.selector = "clear".toCharArray();
    MessageSend clearMsg2 = new MessageSend();
    clearMsg2.receiver = thisDotField3;
    clearMsg2.selector = "clear".toCharArray();
    Block clearMsgs = new Block(2);
    clearMsgs.statements = new Statement[] { clearMsg1, clearMsg2 };
    Statement clearStatement = new IfStatement(new EqualExpression(thisDotField, new NullLiteral(0, 0), OperatorIds.NOT_EQUAL), clearMsgs, 0, 0);
    md.statements = returnStatement != null ? new Statement[] { clearStatement, returnStatement } : new Statement[] { clearStatement };
    md.returnType = returnType;
    md.annotations = deprecate ? new Annotation[] { generateDeprecatedAnnotation(data.getSource()) } : null;
    injectMethod(builderType, md);
}