1
package org.hisp.dhis.webwork.interceptor;
4
* Copyright (c) 2004-2007, University of Oslo
7
* Redistribution and use in source and binary forms, with or without
8
* modification, are permitted provided that the following conditions are met:
9
* * Redistributions of source code must retain the above copyright notice, this
10
* list of conditions and the following disclaimer.
11
* * Redistributions in binary form must reproduce the above copyright notice,
12
* this list of conditions and the following disclaimer in the documentation
13
* and/or other materials provided with the distribution.
14
* * Neither the name of the HISP project nor the names of its contributors may
15
* be used to endorse or promote products derived from this software without
16
* specific prior written permission.
18
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
19
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
20
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
21
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
22
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
23
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
24
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
25
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
27
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30
import org.apache.commons.logging.Log;
31
import org.apache.commons.logging.LogFactory;
33
import com.opensymphony.xwork.ActionInvocation;
34
import com.opensymphony.xwork.interceptor.Interceptor;
35
import com.opensymphony.xwork.interceptor.PreResultListener;
38
* The intention of this class is to stop execution of the pre result listener
39
* when an exception is thrown in the action invocation.
41
* @author Torgeir Lorange Ostby
42
* @version $Id: AbstractPreResultListener.java 2869 2007-02-20 14:26:09Z andegje $
44
public abstract class AbstractPreResultListener
45
implements Interceptor, PreResultListener
47
private static final Log LOG = LogFactory.getLog( AbstractPreResultListener.class );
49
private boolean executePreResultListener;
51
// -------------------------------------------------------------------------
52
// Interceptor implementation
53
// -------------------------------------------------------------------------
55
public final void destroy()
59
public final void init()
63
public final String intercept( ActionInvocation actionInvocation ) throws Exception
65
actionInvocation.addPreResultListener( this );
67
executePreResultListener = true;
71
return actionInvocation.invoke();
75
executePreResultListener = false;
80
// -------------------------------------------------------------------------
81
// PreResultListener implementation
82
// -------------------------------------------------------------------------
84
public final void beforeResult( ActionInvocation actionInvocation, String result )
86
if ( executePreResultListener )
90
executeBeforeResult( actionInvocation, result );
94
LOG.error( "Error while executing PreResultListener", e );
99
// -------------------------------------------------------------------------
100
// Abstract method to be implemented by subclasses
101
// -------------------------------------------------------------------------
103
public abstract void executeBeforeResult( ActionInvocation actionInvocation, String result ) throws Exception;