Mercurial > hg > truffle
diff graal/com.oracle.jvmci.hotspot/src/com/oracle/jvmci/hotspot/events/EmptyEventProvider.java @ 21631:77acf6ba2fc0
Move EventProvider to jvmci.hotspot, make it a JVMCI Service
author | Gilles Duboscq <gilles.m.duboscq@oracle.com> |
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date | Mon, 01 Jun 2015 17:03:29 +0200 |
parents | graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/events/EmptyEventProvider.java@93c50cefb9e8 |
children |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/graal/com.oracle.jvmci.hotspot/src/com/oracle/jvmci/hotspot/events/EmptyEventProvider.java Mon Jun 01 17:03:29 2015 +0200 @@ -0,0 +1,105 @@ +/* + * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ +package com.oracle.jvmci.hotspot.events; + +import com.oracle.jvmci.common.*; + +/** + * An empty implementation for {@link EventProvider}. This implementation is used when no logging is + * requested. + */ +public final class EmptyEventProvider implements EventProvider { + + public CompilationEvent newCompilationEvent() { + return new EmptyCompilationEvent(); + } + + public static class EmptyCompilationEvent implements CompilationEvent { + public void commit() { + throw JVMCIError.shouldNotReachHere(); + } + + public boolean shouldWrite() { + // Events of this class should never been written. + return false; + } + + public void begin() { + } + + public void end() { + } + + public void setMethod(String method) { + throw JVMCIError.shouldNotReachHere(); + } + + public void setCompileId(int compileId) { + throw JVMCIError.shouldNotReachHere(); + } + + public void setCompileLevel(int compileLevel) { + throw JVMCIError.shouldNotReachHere(); + } + + public void setSucceeded(boolean succeeded) { + throw JVMCIError.shouldNotReachHere(); + } + + public void setIsOsr(boolean isOsr) { + throw JVMCIError.shouldNotReachHere(); + } + + public void setCodeSize(int codeSize) { + throw JVMCIError.shouldNotReachHere(); + } + + public void setInlinedBytes(int inlinedBytes) { + throw JVMCIError.shouldNotReachHere(); + } + } + + public CompilerFailureEvent newCompilerFailureEvent() { + return new EmptyCompilerFailureEvent(); + } + + public static class EmptyCompilerFailureEvent implements CompilerFailureEvent { + public void commit() { + throw JVMCIError.shouldNotReachHere(); + } + + public boolean shouldWrite() { + // Events of this class should never been written. + return false; + } + + public void setCompileId(int compileId) { + throw JVMCIError.shouldNotReachHere(); + } + + public void setMessage(String message) { + throw JVMCIError.shouldNotReachHere(); + } + } + +}