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added helper class for pre processor handling

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Sebastian Sdorra
2012-06-13 16:23:43 +02:00
parent 44750e0e59
commit 6de86c82c5
1 changed files with 241 additions and 0 deletions
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scm-core/src/main/java/sonia/scm/repository/PreProcessorUtil.java Normal file
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/**
* Copyright (c) 2010, Sebastian Sdorra All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer. 2. Redistributions in
* binary form must reproduce the above copyright notice, this list of
* conditions and the following disclaimer in the documentation and/or other
* materials provided with the distribution. 3. Neither the name of SCM-Manager;
* nor the names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* http://bitbucket.org/sdorra/scm-manager
*
*/
package sonia.scm.repository;
//~--- non-JDK imports --------------------------------------------------------
import com.google.inject.Inject;
import sonia.scm.util.Util;
//~--- JDK imports ------------------------------------------------------------
import java.util.Set;
/**
*
* @author Sebastian Sdorra
* @since 1.17
*/
public class PreProcessorUtil
{
/**
* Constructs ...
*
*
* @param changesetPreProcessorSet
* @param changesetPreProcessorFactorySet
* @param fileObjectPreProcessorSet
* @param fileObjectPreProcessorFactorySet
*/
@Inject
public PreProcessorUtil(
Set<ChangesetPreProcessor> changesetPreProcessorSet,
Set<ChangesetPreProcessorFactory> changesetPreProcessorFactorySet,
Set<FileObjectPreProcessor> fileObjectPreProcessorSet,
Set<FileObjectPreProcessorFactory> fileObjectPreProcessorFactorySet)
{
this.changesetPreProcessorSet = changesetPreProcessorSet;
this.changesetPreProcessorFactorySet = changesetPreProcessorFactorySet;
this.fileObjectPreProcessorSet = fileObjectPreProcessorSet;
this.fileObjectPreProcessorFactorySet = fileObjectPreProcessorFactorySet;
}
//~--- methods --------------------------------------------------------------
/**
* Method description
*
*
* @param repository
* @param changeset
*/
public void prepareForReturn(Repository repository, Changeset changeset)
{
EscapeUtil.escape(changeset);
callPreProcessors(changesetPreProcessorSet, changeset);
callPreProcessorFactories(changesetPreProcessorFactorySet, repository,
changeset);
}
/**
* Method description
*
*
* @param repository
* @param changeset
* @param result
*/
public void prepareForReturn(Repository repository, BrowserResult result)
{
EscapeUtil.escape(result);
callPreProcessors(fileObjectPreProcessorSet, result);
callPreProcessorFactories(fileObjectPreProcessorFactorySet, repository,
result);
}
/**
* Method description
*
*
* @param repository
* @param result
*/
public void prepareForReturn(Repository repository,
ChangesetPagingResult result)
{
EscapeUtil.escape(result);
callPreProcessors(changesetPreProcessorSet, result);
callPreProcessorFactories(changesetPreProcessorFactorySet, repository,
result);
}
/**
* Method description
*
*
*
*
* @param preProcessorFactorySet
* @param repository
* @param changesets
* @param items
* @param <T>
*/
private <T> void callPreProcessorFactories(
Set<? extends PreProcessorFactory<T>> preProcessorFactorySet,
Repository repository, Iterable<T> items)
{
if (Util.isNotEmpty(preProcessorFactorySet))
{
for (PreProcessorFactory<T> factory : preProcessorFactorySet)
{
PreProcessor<T> preProcessor = factory.createPreProcessor(repository);
if (preProcessor != null)
{
for (T item : items)
{
preProcessor.process(item);
}
}
}
}
}
/**
* Method description
*
*
*
* @param preProcessorFactorySet
* @param repository
* @param item
* @param <T>
*/
private <T> void callPreProcessorFactories(
Set<? extends PreProcessorFactory<T>> preProcessorFactorySet,
Repository repository, T item)
{
if (Util.isNotEmpty(preProcessorFactorySet))
{
for (PreProcessorFactory<T> factory : preProcessorFactorySet)
{
PreProcessor<T> cpp = factory.createPreProcessor(repository);
if (cpp != null)
{
cpp.process(item);
}
}
}
}
/**
* Method description
*
*
* @param changesets
*
* @param preProcessorSet
* @param items
* @param <T>
*/
private <T> void callPreProcessors(
Set<? extends PreProcessor<T>> preProcessorSet, Iterable<T> items)
{
if (Util.isNotEmpty(preProcessorSet))
{
for (T item : items)
{
callPreProcessors(preProcessorSet, item);
}
}
}
/**
* Method description
*
*
* @param c
*
* @param preProcessorSet
* @param item
* @param <T>
*/
private <T> void callPreProcessors(
Set<? extends PreProcessor<T>> preProcessorSet, T item)
{
if (Util.isNotEmpty(preProcessorSet))
{
for (PreProcessor<T> preProcessor : preProcessorSet)
{
preProcessor.process(item);
}
}
}
//~--- fields ---------------------------------------------------------------
/** Field description */
private Set<ChangesetPreProcessorFactory> changesetPreProcessorFactorySet;
/** Field description */
private Set<ChangesetPreProcessor> changesetPreProcessorSet;
/** Field description */
private Set<FileObjectPreProcessorFactory> fileObjectPreProcessorFactorySet;
/** Field description */
private Set<FileObjectPreProcessor> fileObjectPreProcessorSet;
}