42 lines
1.5 KiB
Java
42 lines
1.5 KiB
Java
// ============================================================================
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//
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// Copyright (C) 2006-2019 Talend Inc. - www.talend.com
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//
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// This source code is available under agreement available at
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// %InstallDIR%\features\org.talend.rcp.branding.%PRODUCTNAME%\%PRODUCTNAME%license.txt
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//
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// You should have received a copy of the agreement
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// along with this program; if not, write to Talend SA
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// 9 rue Pages 92150 Suresnes, France
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//
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// ============================================================================
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package routines.system;
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import java.util.HashMap;
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import java.util.Map;
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public class GlobalResource {
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// let it support the top level Object
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public static Map<Object, Object> resourceMap = new HashMap<Object, Object>();
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// when there is multiple threads wants to insert stats&logs&meta into DB, it is used as a locker. bug:22677
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public static TalendMultiThreadLockMap resourceLockMap = new TalendMultiThreadLockMap();
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public static class TalendMultiThreadLockMap {
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private Map<Object, Object> tMultiTheadLockMap = new HashMap<Object, Object>();
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public Object get(Object key) {
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if (tMultiTheadLockMap.get(key) == null) {
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synchronized (TalendMultiThreadLockMap.this) {
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if (tMultiTheadLockMap.get(key) == null) {
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tMultiTheadLockMap.put(key, new Object());
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}
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}
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}
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return tMultiTheadLockMap.get(key);
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}
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}
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}
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