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IBM WebSphere Multichannel Bank Transformation Toolkit Javadoc | |||||||||
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java.lang.Objectcom.ibm.btt.base.FormatElement
com.ibm.btt.base.FormatDecorator
com.ibm.btt.base.NullCheckDecorator
public class NullCheckDecorator
This decorator checks if the value of the data element is null. If so, it returns an empty string.
Field Summary |
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Fields inherited from class com.ibm.btt.base.FormatDecorator |
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decorated |
Fields inherited from class com.ibm.btt.base.FormatElement |
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dataElementName, externalizer, name, xmlSupport |
Constructor Summary | |
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NullCheckDecorator()
This is the default constructor used to create a NullCheckDecorator object. |
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NullCheckDecorator(java.lang.String aName)
This is the constructor used by the Externalizer to create a NullCheckDecorator object. |
Method Summary | |
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java.lang.String |
addDecoration(java.lang.String aString)
This method should not be invoked. |
java.lang.String |
format(DataElement aDataElement)
Overwrites the format() method from FormatDecorator. |
java.lang.Object |
initializeFrom(Tag aTag)
Initializes a NullCheckDecorator with the aTag attributes. |
java.lang.String |
removeDecoration(java.lang.String aString)
Does nothing. |
Vector |
toStrings()
Returns a visual representation of this decorator. |
int |
unformat(int ndxFrom,
int ndxTo,
java.lang.String str,
Context ctx)
Unformat strings that between ndxFrom and ndxTo into the Context. |
int |
unformat(int ndxFrom,
int ndxTo,
java.lang.String str,
DataElement de)
Unformat strings that between ndxFrom and ndxTo into the DataElement. |
DataElement |
unformat(java.lang.String aString,
DataElement aDataElement)
This method calls the removeDecoration() and unformats its decorated data element. |
Methods inherited from class com.ibm.btt.base.FormatDecorator |
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extract, format, getDataElementName, getDecorated, getName, isConstant, isItConstant, reinitialize, rootDecorated, rootDecorator, setDecorated, toString, unformat |
Methods inherited from class com.ibm.btt.base.FormatElement |
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checkIndexes, exceptionInfo, externalizer, getAttributeValueForXMLFormat, getExternalizer, getTagName, isCacheable, isNull, readExternal, readExternal, readObject, removeExternal, setDataElementName, setExternalizer, setName, setSize, toTags, writeExternal, writeExternal |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Constructor Detail |
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public NullCheckDecorator()
public NullCheckDecorator(java.lang.String aName) throws java.io.IOException
aName
- java.lang.String
java.io.IOException
Method Detail |
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public java.lang.String addDecoration(java.lang.String aString)
addDecoration
in class FormatDecorator
aString
- java.lang.String
public java.lang.String format(DataElement aDataElement) throws DSEInvalidClassException, DSEInvalidRequestException, DSEInvalidArgumentException
format
in class FormatDecorator
aDataElement
- com.ibm.btt.base.DataElement
DSEInvalidClassException
DSEInvalidRequestException
DSEInvalidArgumentException
public java.lang.Object initializeFrom(Tag aTag)
initializeFrom
in class FormatElement
aTag
- com.ibm.btt.base.Tag
public java.lang.String removeDecoration(java.lang.String aString)
removeDecoration
in class FormatDecorator
aString
- java.lang.String
public Vector toStrings()
toStrings
in class FormatDecorator
public DataElement unformat(java.lang.String aString, DataElement aDataElement) throws DSEInvalidRequestException, DSEInvalidArgumentException
unformat
in class FormatDecorator
aString
- java.lang.StringaDataElement
- com.ibm.btt.base.DataElement
DSEInvalidRequestException
DSEInvalidArgumentException
public int unformat(int ndxFrom, int ndxTo, java.lang.String str, DataElement de) throws DSEInvalidRequestException, DSEInvalidArgumentException
unformat
in class FormatElement
str
- java.lang.StringndxFrom
- intndxTo
- intde
- com.ibm.btt.base.DataElement;
DSEInvalidRequestException
DSEInvalidArgumentException
public int unformat(int ndxFrom, int ndxTo, java.lang.String str, Context ctx) throws DSEInvalidRequestException, DSEInvalidArgumentException
unformat
in class FormatElement
str
- java.lang.StringndxFrom
- intndxTo
- intctx
- com.ibm.btt.base.Context;
DSEInvalidRequestException
DSEInvalidArgumentException
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IBM WebSphere Multichannel Bank Transformation Toolkit Javadoc | |||||||||
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