X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;ds=sidebyside;f=bundles%2Forg.simantics.db.common%2Fsrc%2Forg%2Fsimantics%2Fdb%2Fcommon%2Fprocedure%2Fadapter%2FStagedAsyncListener.java;h=cacffa35d0fbd2a95330b05751d4b9cd444b2dde;hb=refs%2Fchanges%2F38%2F238%2F2;hp=15c5b62990b574d7034d790983818c1f076c53ae;hpb=24e2b34260f219f0d1644ca7a138894980e25b14;p=simantics%2Fplatform.git diff --git a/bundles/org.simantics.db.common/src/org/simantics/db/common/procedure/adapter/StagedAsyncListener.java b/bundles/org.simantics.db.common/src/org/simantics/db/common/procedure/adapter/StagedAsyncListener.java index 15c5b6299..cacffa35d 100644 --- a/bundles/org.simantics.db.common/src/org/simantics/db/common/procedure/adapter/StagedAsyncListener.java +++ b/bundles/org.simantics.db.common/src/org/simantics/db/common/procedure/adapter/StagedAsyncListener.java @@ -1,44 +1,44 @@ -/******************************************************************************* - * Copyright (c) 2007, 2010 Association for Decentralized Information Management - * in Industry THTH ry. - * All rights reserved. This program and the accompanying materials - * are made available under the terms of the Eclipse Public License v1.0 - * which accompanies this distribution, and is available at - * http://www.eclipse.org/legal/epl-v10.html - * - * Contributors: - * VTT Technical Research Centre of Finland - initial API and implementation - *******************************************************************************/ -package org.simantics.db.common.procedure.adapter; - -import java.util.concurrent.atomic.AtomicBoolean; - -import org.simantics.db.AsyncReadGraph; -import org.simantics.db.procedure.AsyncListener; - -abstract public class StagedAsyncListener implements AsyncListener { - - final private AtomicBoolean first = new AtomicBoolean(true); - - @Override - public void exception(AsyncReadGraph graph, Throwable t) { - } - - @Override - final public void execute(AsyncReadGraph graph, T result) { - if(first.compareAndSet(true, false)) { - first(graph, result); - } else { - rest(graph, result); - } - } - - @Override - public boolean isDisposed() { - return false; - } - - abstract public void first(AsyncReadGraph graph, T result); - abstract public void rest(AsyncReadGraph graph, T result); - -} +/******************************************************************************* + * Copyright (c) 2007, 2010 Association for Decentralized Information Management + * in Industry THTH ry. + * All rights reserved. This program and the accompanying materials + * are made available under the terms of the Eclipse Public License v1.0 + * which accompanies this distribution, and is available at + * http://www.eclipse.org/legal/epl-v10.html + * + * Contributors: + * VTT Technical Research Centre of Finland - initial API and implementation + *******************************************************************************/ +package org.simantics.db.common.procedure.adapter; + +import java.util.concurrent.atomic.AtomicBoolean; + +import org.simantics.db.AsyncReadGraph; +import org.simantics.db.procedure.AsyncListener; + +abstract public class StagedAsyncListener implements AsyncListener { + + final private AtomicBoolean first = new AtomicBoolean(true); + + @Override + public void exception(AsyncReadGraph graph, Throwable t) { + } + + @Override + final public void execute(AsyncReadGraph graph, T result) { + if(first.compareAndSet(true, false)) { + first(graph, result); + } else { + rest(graph, result); + } + } + + @Override + public boolean isDisposed() { + return false; + } + + abstract public void first(AsyncReadGraph graph, T result); + abstract public void rest(AsyncReadGraph graph, T result); + +}