com.aspose.words

Class FieldIf

  • java.lang.Object
    • Field
      • com.aspose.words.FieldIf
public class FieldIf 
extends Field

Implements the IF field.

Compares the values designated by the expressions LeftExpression and RightExpression in comparison using the operator designated by ComparisonOperator.

A field in the following format will be used as a mail merge source: { IF 0 = 0 "{PatientsNameFML}" "" \* MERGEFORMAT }

Constructor Summary
 
Property Getters/Setters Summary
java.lang.StringgetComparisonOperator()
void
setComparisonOperator(java.lang.Stringvalue)
           Gets or sets the comparison operator.
FieldEndgetEnd()
Gets the node that represents the field end.
java.lang.StringgetFalseText()
void
setFalseText(java.lang.Stringvalue)
           Gets or sets the text displayed if the comparison expression is false.
FieldFormatgetFormat()
Gets a FieldFormat object that provides typed access to field's formatting.
booleanisDirty()
void
isDirty(booleanvalue)
           Gets or sets whether the current result of the field is no longer correct (stale) due to other modifications made to the document.
booleanisLocked()
void
isLocked(booleanvalue)
           Gets or sets whether the field is locked (should not recalculate its result).
java.lang.StringgetLeftExpression()
void
setLeftExpression(java.lang.Stringvalue)
           Gets or sets the left part of the comparison expression.
intgetLocaleId()
void
setLocaleId(intvalue)
           Gets or sets the LCID of the field.
java.lang.StringgetResult()
void
setResult(java.lang.Stringvalue)
           Gets or sets text that is between the field separator and field end.
java.lang.StringgetRightExpression()
void
setRightExpression(java.lang.Stringvalue)
           Gets or sets the right part of the comparison expression.
FieldSeparatorgetSeparator()
Gets the node that represents the field separator. Can be null.
FieldStartgetStart()
Gets the node that represents the start of the field.
java.lang.StringgetTrueText()
void
setTrueText(java.lang.Stringvalue)
           Gets or sets the text displayed if the comparison expression is true.
intgetType()
Gets the Microsoft Word field type. The value of the property is FieldType integer constant.
 
Method Summary
intevaluateCondition()
Evaluates the condition.
java.lang.StringgetFieldCode()
Returns text between field start and field separator (or field end if there is no separator). Both field code and field result of child fields are included.
java.lang.StringgetFieldCode(boolean includeChildFieldCodes)
Returns text between field start and field separator (or field end if there is no separator).
Noderemove()
Removes the field from the document. Returns a node right after the field. If the field's end is the last child of its parent node, returns its parent paragraph. If the field is already removed, returns null.
booleanunlink()
Performs the field unlink.
voidupdate()
Performs the field update. Throws if the field is being updated already.
voidupdate(boolean ignoreMergeFormat)
Performs a field update. Throws if the field is being updated already.
 

    • Constructor Detail

      • FieldIf

        public FieldIf()
    • Property Getters/Setters Detail

      • getComparisonOperator/setComparisonOperator

        public java.lang.String getComparisonOperator() / public void setComparisonOperator(java.lang.String value)
        
        Gets or sets the comparison operator.
      • getEnd

        public FieldEnd getEnd()
        
        Gets the node that represents the field end.
      • getFalseText/setFalseText

        public java.lang.String getFalseText() / public void setFalseText(java.lang.String value)
        
        Gets or sets the text displayed if the comparison expression is false.
      • getFormat

        public FieldFormat getFormat()
        
        Gets a FieldFormat object that provides typed access to field's formatting.

        Example:

        Shows how to formatting fields
        Document doc = new Document();
        DocumentBuilder builder = new DocumentBuilder(doc);
        
        Field field = builder.insertField("MERGEFIELD Date");
        
        FieldFormat format = field.getFormat();
        
        format.setDateTimeFormat("dddd, MMMM dd, yyyy");
        format.setNumericFormat("0.#");
        format.getGeneralFormats().add(GeneralFormat.CHAR_FORMAT);
      • isDirty/isDirty

        public boolean isDirty() / public void isDirty(boolean value)
        
        Gets or sets whether the current result of the field is no longer correct (stale) due to other modifications made to the document.
      • isLocked/isLocked

        public boolean isLocked() / public void isLocked(boolean value)
        
        Gets or sets whether the field is locked (should not recalculate its result).
      • getLeftExpression/setLeftExpression

        public java.lang.String getLeftExpression() / public void setLeftExpression(java.lang.String value)
        
        Gets or sets the left part of the comparison expression.
      • getLocaleId/setLocaleId

        public int getLocaleId() / public void setLocaleId(int value)
        
        Gets or sets the LCID of the field.

        Example:

        Get or sets locale for fields
        Document doc = new Document();
        DocumentBuilder builder = new DocumentBuilder(doc);
        
        Field field = builder.insertField("DATE \\* MERGEFORMAT");
        field.setLocaleId(2064);
        
        ByteArrayOutputStream dstStream = new ByteArrayOutputStream();
        doc.save(dstStream, SaveFormat.DOCX);
        
        Field newField = doc.getRange().getFields().get(0);
        Assert.assertEquals(newField.getLocaleId(), 2064);
        See Also:
        FieldUpdateCultureSource.FIELD_CODE
      • getResult/setResult

        public java.lang.String getResult() / public void setResult(java.lang.String value)
        
        Gets or sets text that is between the field separator and field end.

        Example:

        Inserts a field into a document using DocumentBuilder.
        Document doc = new Document();
        DocumentBuilder builder = new DocumentBuilder(doc);
        
        // Insert a simple Date field into the document.
        // When we insert a field through the DocumentBuilder class we can get the
        // special Field object which contains information about the field.
        Field dateField = builder.insertField("DATE \\* MERGEFORMAT");
        
        // Update this particular field in the document so we can get the FieldResult.
        dateField.update();
        
        // Display some information from this field.
        // The field result is where the last evaluated value is stored. This is what is displayed in the document
        // When field codes are not showing.
        System.out.println(MessageFormat.format("FieldResult: {0}", dateField.getResult()));
        
        // Display the field code which defines the behaviour of the field. This can been seen in Microsoft Word by pressing ALT+F9.
        System.out.println(MessageFormat.format("FieldCode: {0}", dateField.getFieldCode()));
        
        // The field type defines what type of field in the Document this is. In this case the type is "FieldDate"
        System.out.println(MessageFormat.format("FieldType: {0}", dateField.getType()));
        
        // Finally let's completely remove the field from the document. This can easily be done by invoking the Remove method on the object.
        dateField.remove();
      • getRightExpression/setRightExpression

        public java.lang.String getRightExpression() / public void setRightExpression(java.lang.String value)
        
        Gets or sets the right part of the comparison expression.
      • getSeparator

        public FieldSeparator getSeparator()
        
        Gets the node that represents the field separator. Can be null.
      • getStart

        public FieldStart getStart()
        
        Gets the node that represents the start of the field.
      • getTrueText/setTrueText

        public java.lang.String getTrueText() / public void setTrueText(java.lang.String value)
        
        Gets or sets the text displayed if the comparison expression is true.
      • getType

        public int getType()
        
        Gets the Microsoft Word field type. The value of the property is FieldType integer constant.

        Example:

        Inserts a field into a document using DocumentBuilder.
        Document doc = new Document();
        DocumentBuilder builder = new DocumentBuilder(doc);
        
        // Insert a simple Date field into the document.
        // When we insert a field through the DocumentBuilder class we can get the
        // special Field object which contains information about the field.
        Field dateField = builder.insertField("DATE \\* MERGEFORMAT");
        
        // Update this particular field in the document so we can get the FieldResult.
        dateField.update();
        
        // Display some information from this field.
        // The field result is where the last evaluated value is stored. This is what is displayed in the document
        // When field codes are not showing.
        System.out.println(MessageFormat.format("FieldResult: {0}", dateField.getResult()));
        
        // Display the field code which defines the behaviour of the field. This can been seen in Microsoft Word by pressing ALT+F9.
        System.out.println(MessageFormat.format("FieldCode: {0}", dateField.getFieldCode()));
        
        // The field type defines what type of field in the Document this is. In this case the type is "FieldDate"
        System.out.println(MessageFormat.format("FieldType: {0}", dateField.getType()));
        
        // Finally let's completely remove the field from the document. This can easily be done by invoking the Remove method on the object.
        dateField.remove();
    • Method Detail

      • evaluateCondition

        public int evaluateCondition()
                             throws java.lang.Exception
        Evaluates the condition.
        Returns:
        A FieldIfComparisonResult value. A FieldIfComparisonResult value that represents the result of the condition evaluation.
      • getFieldCode

        public java.lang.String getFieldCode()
        Returns text between field start and field separator (or field end if there is no separator). Both field code and field result of child fields are included.

        Example:

        Inserts a field into a document using DocumentBuilder.
        Document doc = new Document();
        DocumentBuilder builder = new DocumentBuilder(doc);
        
        // Insert a simple Date field into the document.
        // When we insert a field through the DocumentBuilder class we can get the
        // special Field object which contains information about the field.
        Field dateField = builder.insertField("DATE \\* MERGEFORMAT");
        
        // Update this particular field in the document so we can get the FieldResult.
        dateField.update();
        
        // Display some information from this field.
        // The field result is where the last evaluated value is stored. This is what is displayed in the document
        // When field codes are not showing.
        System.out.println(MessageFormat.format("FieldResult: {0}", dateField.getResult()));
        
        // Display the field code which defines the behaviour of the field. This can been seen in Microsoft Word by pressing ALT+F9.
        System.out.println(MessageFormat.format("FieldCode: {0}", dateField.getFieldCode()));
        
        // The field type defines what type of field in the Document this is. In this case the type is "FieldDate"
        System.out.println(MessageFormat.format("FieldType: {0}", dateField.getType()));
        
        // Finally let's completely remove the field from the document. This can easily be done by invoking the Remove method on the object.
        dateField.remove();

        Example:

        Shows how to get text between field start and field separator (or field end if there is no separator)
        Document doc = new Document(getMyDir() + "Field.FieldCode.docx");
        
        for (Field field : doc.getRange().getFields())
        {
            if (field.getType() == FieldType.FIELD_IF)
            {
                FieldIf fieldIf = (FieldIf) field;
        
                String fieldCode = fieldIf.getFieldCode();
        
                if (containsNestedFields)
                {
                    fieldCode = fieldIf.getFieldCode(true);
                } else
                {
                    fieldCode = fieldIf.getFieldCode(false);
                }
            }
        }
      • getFieldCode

        public java.lang.String getFieldCode(boolean includeChildFieldCodes)
        Returns text between field start and field separator (or field end if there is no separator).
        Parameters:
        includeChildFieldCodes - True if child field codes should be included.

        Example:

        Shows how to get text between field start and field separator (or field end if there is no separator)
        Document doc = new Document(getMyDir() + "Field.FieldCode.docx");
        
        for (Field field : doc.getRange().getFields())
        {
            if (field.getType() == FieldType.FIELD_IF)
            {
                FieldIf fieldIf = (FieldIf) field;
        
                String fieldCode = fieldIf.getFieldCode();
        
                if (containsNestedFields)
                {
                    fieldCode = fieldIf.getFieldCode(true);
                } else
                {
                    fieldCode = fieldIf.getFieldCode(false);
                }
            }
        }
      • remove

        public Node remove()
                   throws java.lang.Exception
        Removes the field from the document. Returns a node right after the field. If the field's end is the last child of its parent node, returns its parent paragraph. If the field is already removed, returns null.

        Example:

        Inserts a field into a document using DocumentBuilder.
        Document doc = new Document();
        DocumentBuilder builder = new DocumentBuilder(doc);
        
        // Insert a simple Date field into the document.
        // When we insert a field through the DocumentBuilder class we can get the
        // special Field object which contains information about the field.
        Field dateField = builder.insertField("DATE \\* MERGEFORMAT");
        
        // Update this particular field in the document so we can get the FieldResult.
        dateField.update();
        
        // Display some information from this field.
        // The field result is where the last evaluated value is stored. This is what is displayed in the document
        // When field codes are not showing.
        System.out.println(MessageFormat.format("FieldResult: {0}", dateField.getResult()));
        
        // Display the field code which defines the behaviour of the field. This can been seen in Microsoft Word by pressing ALT+F9.
        System.out.println(MessageFormat.format("FieldCode: {0}", dateField.getFieldCode()));
        
        // The field type defines what type of field in the Document this is. In this case the type is "FieldDate"
        System.out.println(MessageFormat.format("FieldType: {0}", dateField.getType()));
        
        // Finally let's completely remove the field from the document. This can easily be done by invoking the Remove method on the object.
        dateField.remove();
      • unlink

        public boolean unlink()
                      throws java.lang.Exception
        Performs the field unlink.

        Replaces the field with its most recent result.

        Some fields, such as XE (Index Entry) fields and SEQ (Sequence) fields, cannot be unlinked.

        Returns:
        True if the field has been unlinked, otherwise false.

        Example:

        Shows how to unlink specific field
        Document doc = new Document(getMyDir() + "Field.UnlinkFields.docx");
        
        doc.getRange().getFields().get(1).unlink();
      • update

        public void update()
                   throws java.lang.Exception
        Performs the field update. Throws if the field is being updated already.

        Example:

        Inserts a field into a document using DocumentBuilder.
        Document doc = new Document();
        DocumentBuilder builder = new DocumentBuilder(doc);
        
        // Insert a simple Date field into the document.
        // When we insert a field through the DocumentBuilder class we can get the
        // special Field object which contains information about the field.
        Field dateField = builder.insertField("DATE \\* MERGEFORMAT");
        
        // Update this particular field in the document so we can get the FieldResult.
        dateField.update();
        
        // Display some information from this field.
        // The field result is where the last evaluated value is stored. This is what is displayed in the document
        // When field codes are not showing.
        System.out.println(MessageFormat.format("FieldResult: {0}", dateField.getResult()));
        
        // Display the field code which defines the behaviour of the field. This can been seen in Microsoft Word by pressing ALT+F9.
        System.out.println(MessageFormat.format("FieldCode: {0}", dateField.getFieldCode()));
        
        // The field type defines what type of field in the Document this is. In this case the type is "FieldDate"
        System.out.println(MessageFormat.format("FieldType: {0}", dateField.getType()));
        
        // Finally let's completely remove the field from the document. This can easily be done by invoking the Remove method on the object.
        dateField.remove();
      • update

        public void update(boolean ignoreMergeFormat)
                   throws java.lang.Exception
        Performs a field update. Throws if the field is being updated already.
        Parameters:
        ignoreMergeFormat - If true then direct field result formatting is abandoned, regardless of the MERGEFORMAT switch, otherwise normal update is performed.

        Example:

        Shows a way to update a field ignoring the MERGEFORMAT switch
        LoadOptions loadOptions = new LoadOptions();
        loadOptions.setPreserveIncludePictureField(true);
        
        Document doc = new Document(getMyDir() + "Field.UpdateFieldIgnoringMergeFormat.docx", loadOptions);
        
        for (Field field : doc.getRange().getFields())
        {
            if (((field.getType()) == (FieldType.FIELD_INCLUDE_PICTURE)))
            {
                FieldIncludePicture includePicture = (FieldIncludePicture) field;
        
                includePicture.setSourceFullName(getMyDir() + "\\Images\\dotnet-logo.png");
                includePicture.update(true);
            }
        }
        
        doc.updateFields();
        doc.save(getMyDir() + "\\Artifacts\\Field.UpdateFieldIgnoringMergeFormat.docx");