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java.lang.Objectorg.exolab.castor.xml.handlers.ContainerFieldHandler
public final class ContainerFieldHandler
The FieldHandler for ContainerElement.
org.exolab.castor.mapping.FieldDescriptor
,
org.exolab.castor.mapping.FieldHandler
Field Summary | |
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static int |
MODE_AUTO
Automatically choose the mode to use. |
static int |
MODE_CHILD_LINK
The mode for a ContainerElement. |
static int |
MODE_PARENT_LINK
When the field is not a ContainerElement, this mode is used. |
Constructor Summary | |
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ContainerFieldHandler(FieldHandler handler)
Creates a new ContainerFieldHandler with the given FieldHandler. |
Method Summary | |
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void |
checkValidity(java.lang.Object object)
Checks the field validity. |
java.lang.Object |
getValue(java.lang.Object object)
Returns the value of the field from the object. |
java.lang.Object |
newInstance(java.lang.Object parent)
Creates a new instance of the object described by this field. |
void |
resetValue(java.lang.Object object)
Sets the value of the field to a default value. |
void |
setValue(java.lang.Object object,
java.lang.Object value)
Sets the value of the field on the object. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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public static final int MODE_AUTO
public static final int MODE_PARENT_LINK
public static final int MODE_CHILD_LINK
Constructor Detail |
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public ContainerFieldHandler(FieldHandler handler)
handler
- The field handler to delegate to.Method Detail |
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public java.lang.Object getValue(java.lang.Object object) throws java.lang.IllegalStateException
getValue
in interface FieldHandler
object
- The object to get the value of
java.lang.IllegalStateException
- The Java object has changed and is no
longer supported by this handler, or the handler is not
compatible with the Java objectpublic java.lang.Object newInstance(java.lang.Object parent) throws java.lang.IllegalStateException
newInstance
in interface FieldHandler
parent
- The object for which the field is created
java.lang.IllegalStateException
- This field is a simple type and cannot be
instantiatedpublic void resetValue(java.lang.Object object) throws java.lang.IllegalStateException
Reference fields are set to null, primitive fields are set to their default value, collection fields are emptied of all elements.
resetValue
in interface FieldHandler
object
- The object
java.lang.IllegalStateException
- The Java object has changed and is no
longer supported by this handler, or the handler is not
compatiable with the Java objectpublic void setValue(java.lang.Object object, java.lang.Object value) throws java.lang.IllegalStateException, java.lang.IllegalArgumentException
setValue
in interface FieldHandler
object
- The object whose value to set.value
- The new value
java.lang.IllegalStateException
- The Java object has changed and is no
longer supported by this handler, or the handler is not
compatiable with the Java object
java.lang.IllegalArgumentException
- The value passed is not of a supported
typepublic void checkValidity(java.lang.Object object) throws ValidityException, java.lang.IllegalStateException
checkValidity
in interface FieldHandler
object
- The object
ValidityException
- The field is invalid, is required and null, or
any other validity violation
java.lang.IllegalStateException
- The Java object has changed and is no
longer supported by this handler, or the handler is not
compatiable with the Java object
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