ClassQuerySource (omero-server 5.5.3 API)

java.lang.Object
- ome.services.query.QuerySource
- - ome.services.query.ClassQuerySource

```
public class ClassQuerySource
extends QuerySource
```
creates a query based on the id string by interpreting it as a Class. The class can either be a Query implementation or an IObject implementation.
If it is an IObject implementation, the QueryParameter instances passed in through Parameters are interpreted as being field names whose values should equals the value in the database.

If it is an Query implementation, then it is instantiated by passing the Parameters into the constructor.

Since:

OMERO 3.0

See Also:

IObjectClassQuery

Constructor Summary

Constructors
Constructor Description

ClassQuerySource()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`Query`	`lookup(java.lang.String queryID, ome.parameters.Parameters parameters)`	map the queryID argument to some Query instance (including null).

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - ClassQuerySource
```
public ClassQuerySource()
```
- Method Detail
  - lookup
```
public Query lookup(java.lang.String queryID,
                    ome.parameters.Parameters parameters)
```
    Description copied from class: QuerySource
    
    map the queryID argument to some Query instance (including null). This mapping can be dependent on the provided Parameters
    
    Specified by:
    
    lookup in class QuerySource
    
    Parameters:
    
    queryID - abstract identifier for the sought query.
    
    parameters - named parameters for lookup and actual bindings.
    
    Returns:
    
    A possible null Query for later execution.