/**
* @copyright
* ====================================================================
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
* ====================================================================
* @endcopyright
*
* @file LogMessageCallback.cpp
* @brief Implementation of the class LogMessageCallback
*/
#include "LogMessageCallback.h"
#include "CreateJ.h"
#include "EnumMapper.h"
#include "JNIUtil.h"
#include "svn_time.h"
#include "svn_sorts.h"
#include "svn_compat.h"
/**
* Create a LogMessageCallback object
* @param jcallback the Java callback object.
*/
LogMessageCallback::LogMessageCallback(jobject jcallback)
{
m_callback = jcallback;
}
/**
* Destroy a LogMessageCallback object
*/
LogMessageCallback::~LogMessageCallback()
{
// The m_callback does not need to be destroyed because it is the
// passed in parameter to the Java SVNClientInterface.logMessages
// method.
}
svn_error_t *
LogMessageCallback::callback(void *baton,
svn_log_entry_t *log_entry,
apr_pool_t *pool)
{
if (baton)
return ((LogMessageCallback *)baton)->singleMessage(log_entry, pool);
return SVN_NO_ERROR;
}
/**
* Callback called for a single log message
*/
svn_error_t *
LogMessageCallback::singleMessage(svn_log_entry_t *log_entry, apr_pool_t *pool)
{
JNIEnv *env = JNIUtil::getEnv();
// Create a local frame for our references
env->PushLocalFrame(LOCAL_FRAME_SIZE);
if (JNIUtil::isJavaExceptionThrown())
return SVN_NO_ERROR;
// The method id will not change during the time this library is
// loaded, so it can be cached.
static jmethodID sm_mid = 0;
if (sm_mid == 0)
{
jclass clazz = env->FindClass(JAVA_PACKAGE"/callback/LogMessageCallback");
if (JNIUtil::isJavaExceptionThrown())
POP_AND_RETURN(SVN_NO_ERROR);
sm_mid = env->GetMethodID(clazz,
"singleMessage",
"(Ljava/util/Set;JLjava/util/Map;Z)V");
if (JNIUtil::isJavaExceptionThrown())
POP_AND_RETURN(SVN_NO_ERROR);
}
jobject jChangedPaths = NULL;
if (log_entry->changed_paths)
{
apr_hash_index_t *hi;
std::vector<jobject> jcps;
for (hi = apr_hash_first(pool, log_entry->changed_paths);
hi;
hi = apr_hash_next(hi))
{
const char *path = (const char *) svn__apr_hash_index_key(hi);
svn_log_changed_path2_t *log_item =
(svn_log_changed_path2_t *) svn__apr_hash_index_val(hi);
jobject cp = CreateJ::ChangedPath(path, log_item);
jcps.push_back(cp);
}
jChangedPaths = CreateJ::Set(jcps);
}
jobject jrevprops = NULL;
if (log_entry->revprops != NULL && apr_hash_count(log_entry->revprops) > 0)
jrevprops = CreateJ::PropertyMap(log_entry->revprops);
env->CallVoidMethod(m_callback,
sm_mid,
jChangedPaths,
(jlong)log_entry->revision,
jrevprops,
(jboolean)log_entry->has_children);
// No need to check for an exception here, because we return anyway.
env->PopLocalFrame(NULL);
return SVN_NO_ERROR;
}