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java.lang.Objectorg.knime.core.data.DataCell
org.knime.core.data.def.StringCell
public final class StringCell
A data cell implementation holding a string value by storing this value in a
private String
member.
Nested Class Summary |
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Nested classes/interfaces inherited from interface org.knime.core.data.StringValue |
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StringValue.StringUtilityFactory |
Nested classes/interfaces inherited from interface org.knime.core.data.DataValue |
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DataValue.UtilityFactory |
Field Summary | |
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static DataType |
TYPE
Convenience access member for DataType.getType(StringCell.class) . |
Fields inherited from interface org.knime.core.data.StringValue |
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UTILITY |
Fields inherited from interface org.knime.core.data.NominalValue |
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UTILITY |
Constructor Summary | |
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StringCell(String str)
Creates a new String Cell based on the given String value. |
Method Summary | |
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protected boolean |
equalsDataCell(DataCell dc)
Derived classes implement their specific equals function here. |
static org.knime.core.data.def.StringCell.StringSerializer |
getCellSerializer()
Returns the factory to read/write DataCells of this class from/to a DataInput/DataOutput. |
static Class<? extends DataValue> |
getPreferredValueClass()
Returns the preferred value class of this cell implementation. |
String |
getStringValue()
|
int |
hashCode()
This method must be implemented in order to ensure that two equal DataCell objects return the same hash code. |
String |
toString()
Returns the String representation of this cell's value. |
Methods inherited from class org.knime.core.data.DataCell |
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equals, getType, isMissing |
Methods inherited from class java.lang.Object |
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clone, finalize, getClass, notify, notifyAll, wait, wait, wait |
Field Detail |
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public static final DataType TYPE
DataType.getType(StringCell.class)
.
DataType.getType(Class)
Constructor Detail |
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public StringCell(String str)
str
- The String value to store.
NullPointerException
- If the given String value is
null
.Method Detail |
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public static final Class<? extends DataValue> getPreferredValueClass()
public static final org.knime.core.data.def.StringCell.StringSerializer getCellSerializer()
DataCell
public String getStringValue()
getStringValue
in interface StringValue
public String toString()
toString
in class DataCell
protected boolean equalsDataCell(DataCell dc)
null
or a missing value,
to be of the same class like this.
equalsDataCell
in class DataCell
dc
- the cell to compare this to
true
if this is equal to the argument,
false
if notpublic int hashCode()
DataCell
objects return the same hash code.
hashCode
in class DataCell
DataCell
Object.hashCode()
,
DataCell.equals(java.lang.Object)
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