feat(jdk8): move files to new folder to avoid resources compiled.
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@@ -0,0 +1,115 @@
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/*
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* Copyright (c) 2013, 2018, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package jdk.jfr.internal.instrument;
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import java.io.IOException;
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import jdk.jfr.events.FileReadEvent;
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/**
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* See {@link JITracer} for an explanation of this code.
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*/
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@JIInstrumentationTarget("java.io.FileInputStream")
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final class FileInputStreamInstrumentor {
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private FileInputStreamInstrumentor() {
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}
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private String path;
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@SuppressWarnings("deprecation")
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@JIInstrumentationMethod
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public int read() throws IOException {
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FileReadEvent event = FileReadEvent.EVENT.get();
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if (!event.isEnabled()) {
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return read();
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}
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int result = 0;
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try {
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event.begin();
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result = read();
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if (result < 0) {
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event.endOfFile = true;
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} else {
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event.bytesRead = 1;
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}
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} finally {
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event.path = path;
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event.commit();
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event.reset();
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}
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return result;
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}
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@SuppressWarnings("deprecation")
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@JIInstrumentationMethod
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public int read(byte b[]) throws IOException {
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FileReadEvent event = FileReadEvent.EVENT.get();
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if (!event.isEnabled()) {
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return read(b);
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}
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int bytesRead = 0;
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try {
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event.begin();
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bytesRead = read(b);
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} finally {
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if (bytesRead < 0) {
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event.endOfFile = true;
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} else {
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event.bytesRead = bytesRead;
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}
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event.path = path;
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event.commit();
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event.reset();
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}
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return bytesRead;
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}
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@SuppressWarnings("deprecation")
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@JIInstrumentationMethod
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public int read(byte b[], int off, int len) throws IOException {
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FileReadEvent event = FileReadEvent.EVENT.get();
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if (!event.isEnabled()) {
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return read(b, off, len);
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}
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int bytesRead = 0;
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try {
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event.begin();
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bytesRead = read(b, off, len);
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} finally {
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if (bytesRead < 0) {
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event.endOfFile = true;
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} else {
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event.bytesRead = bytesRead;
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}
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event.path = path;
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event.commit();
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event.reset();
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}
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return bytesRead;
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}
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}
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