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* Implement new HOpObject isPersistent() and isTransient() methods.

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hns 2007-12-21 16:37:25 +00:00
parent 25bf45477d
commit d8149e0bee
1 changed files with 30 additions and 0 deletions
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30
src/helma/scripting/rhino/HopObject.java
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@ -668,6 +668,36 @@ public class HopObject extends ScriptableObject implements Wrapper, PropertyReco
return true;
}
/**
* Check whether the wrapped Node is persistent.
* This also returns true if the Node is being inserted in the database,
* or it has been in database and is in the proces of being deleted.
* @return true if the the wrapped Node has a valid database id.
*/
public boolean jsFunction_isPersistent() {
if (!(node instanceof helma.objectmodel.db.Node)) {
return false;
}
checkNode();
int nodeState = node.getState();
return nodeState != INode.TRANSIENT;
}
/**
* Check whether the wrapped Node is transient.
* This also returns false if the Node is being inserted in the database,
* or it has been in database and is in the proces of being deleted.
* @return true if the the wrapped Node is not stored in a database.
*/
public boolean jsFunction_isTransient() {
if (!(node instanceof helma.objectmodel.db.Node)) {
return true;
}
checkNode();
int nodeState = node.getState();
return nodeState == INode.TRANSIENT;
}
/**
* Check if node is contained in the subnode collection.
* Return its index position if it is, and -1 otherwise.