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## org.jbpm.shared.services.impl
Class JpaPersistenceContext

    java.lang.Object
      org.jbpm.shared.services.impl.JpaPersistenceContext

All Implemented Interfaces:
  org.kie.internal.command.Context

    public class JpaPersistenceContext

extends Object
implements org.kie.internal.command.Context

Field Summary
`static String` | `FIRST_RESULT`
`static String` | `MAX_RESULTS`

Constructor Summary
`JpaPersistenceContext(javax.persistence.EntityManager em)`

Method Summary
`HashMap<String,Object>` | `addParametersToMap(Object... parameterValues)`
`protected void` | `check()`
`void` | `close()`
`int` | `executeUpdateString(String updateString)`
`
`<T> T`
` | `find(Class<T> entityClass, Object primaryKey)`
`Object` | `get(String identifier)`
`org.kie.internal.command.World` | `getContextManager()`
`String` | `getName()`
`boolean` | `isOpen()`
`void` | `joinTransaction()`
`
`<T> T`
` | `merge(T entity)`
`
`<T> T`
` | `persist(T object)`
`
`<T> T`
` | `queryAndLockStringWithParametersInTransaction(String queryName, Map<String,Object> params, boolean singleResult, Class<T> clazz)`
`
`<T> T`
` | `queryAndLockWithParametersInTransaction(String queryName, Map<String,Object> params, boolean singleResult, Class<T> clazz)`
`
`<T> T`
` | `queryInTransaction(String queryName, Class<T> clazz)`
`
`<T> T`
` | `queryStringInTransaction(String queryString, Class<T> clazz)`
`
`<T> T`
` | `queryStringWithParametersInTransaction(String queryString, Map<String,Object> params, Class<T> clazz)`
`
`<T> T`
` | `queryWithParametersInTransaction(String queryName, Map<String,Object> params, Class<T> clazz)`
`void` | `remove(String identifier)`
`
`<T> T`
` | `remove(T entity)`
`void` | `set(String identifier, Object value)`

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

Field Detail

### FIRST_RESULT

    public static final String FIRST_RESULT

See Also:
  Constant Field Values

### MAX_RESULTS

    public static final String MAX_RESULTS

See Also:
  Constant Field Values

Constructor Detail

### JpaPersistenceContext

    public JpaPersistenceContext(javax.persistence.EntityManager em)

Method Detail

### queryWithParametersInTransaction

    public <T> T queryWithParametersInTransaction(String queryName,
                                                  Map<String,Object> params,
                                                  Class<T> clazz)

### queryAndLockWithParametersInTransaction

    public <T> T queryAndLockWithParametersInTransaction(String queryName,
                                                         Map<String,Object> params,
                                                         boolean singleResult,
                                                         Class<T> clazz)

### queryInTransaction

    public <T> T queryInTransaction(String queryName,
                                    Class<T> clazz)

### queryStringInTransaction

    public <T> T queryStringInTransaction(String queryString,
                                          Class<T> clazz)

### queryStringWithParametersInTransaction

    public <T> T queryStringWithParametersInTransaction(String queryString,
                                                        Map<String,Object> params,
                                                        Class<T> clazz)

### queryAndLockStringWithParametersInTransaction

    public <T> T queryAndLockStringWithParametersInTransaction(String queryName,
                                                               Map<String,Object> params,
                                                               boolean singleResult,
                                                               Class<T> clazz)

### executeUpdateString

    public int executeUpdateString(String updateString)

### addParametersToMap

    public HashMap<String,Object> addParametersToMap(Object... parameterValues)

### persist

    public <T> T persist(T object)

### find

    public <T> T find(Class<T> entityClass,
                      Object primaryKey)

### remove

    public <T> T remove(T entity)

### merge

    public <T> T merge(T entity)

### isOpen

    public boolean isOpen()

### joinTransaction

    public void joinTransaction()

### close

    public void close()

### check

    protected void check()

### getContextManager

    public org.kie.internal.command.World getContextManager()

  Specified by:
    `getContextManager` in interface `org.kie.internal.command.Context`

### getName

    public String getName()

  Specified by:
    `getName` in interface `org.kie.internal.command.Context`

### get

    public Object get(String identifier)

  Specified by:
    `get` in interface `org.kie.internal.command.Context`

### set

    public void set(String identifier,
                    Object value)

  Specified by:
    `set` in interface `org.kie.internal.command.Context`

### remove

    public void remove(String identifier)

  Specified by:
    `remove` in interface `org.kie.internal.command.Context`

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