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[platform] JnaLoader.isLoaded() triggers loading

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Allows to omit manual load() calls from a test code.
This commit is contained in:
Roman Shevchenko
2017-10-17 15:11:24 +02:00
parent 7ffbc0cf4c
commit fbc0ebf39d
1 changed files with 27 additions and 23 deletions
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platform/util/src/com/intellij/jna/JnaLoader.java
+27 -23
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@@ -1,35 +1,39 @@
/*
* Copyright 2000-2016 JetBrains s.r.o.
*
* Licensed 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.
*/
// Copyright 2000-2017 JetBrains s.r.o.
//
// Licensed 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.
package com.intellij.jna;
import com.intellij.openapi.diagnostic.Logger;
import com.sun.jna.Native;
public class JnaLoader {
private static volatile boolean ourJnaLoaded = false;
private static Boolean ourJnaLoaded = null;
public static void load(Logger logger) {
long t = System.currentTimeMillis();
int ptrSize = Native.POINTER_SIZE;
t = System.currentTimeMillis() - t;
logger.info("JNA library (" + (ptrSize << 3) + "-bit) loaded in " + t + " ms");
ourJnaLoaded = true;
public static synchronized void load(Logger logger) {
if (ourJnaLoaded == null) {
ourJnaLoaded = Boolean.FALSE;
long t = System.currentTimeMillis();
int ptrSize = Native.POINTER_SIZE;
t = System.currentTimeMillis() - t;
logger.info("JNA library (" + (ptrSize << 3) + "-bit) loaded in " + t + " ms");
ourJnaLoaded = Boolean.TRUE;
}
}
public static boolean isLoaded() {
public static synchronized boolean isLoaded() {
if (ourJnaLoaded == null) {
load(Logger.getInstance(JnaLoader.class));
}
return ourJnaLoaded;
}
}